util.uts 290 KB

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  1. import {
  2. ChartOptionsTooltipOption,
  3. ChartOptionsTooltip, ChartOptionsExtraCandleAverage, ChartOptionsExtraMarkLineData, ChartOptionsExtraTooltip,
  4. ChartOptionsSeriesData, ChartOptionsChartDataYAxisDataYAxisWidth, ChartColumnDataPoints, ChartOptionsChartDataCalPoints, ChartOptionsChartDataCategoriesData,
  5. ChartOptionsChartDataXAxisData, ChartRange, ChartOptionsChartDataYAxisData, ChartOptions, ChartOptionsChartData, ChartOptionsChartDataLegendData,
  6. ChartOptionsExtraColumn, ChartOptionsExtraMarkLine, ChartOptionsSeries, ChartOptionsYAxisData, TextList, Offset,
  7. ChartOptionsChartDataLegendDataArea, ChartOptionsExtraMount, ChartOptionsExtra, ChartOptionsExtraBar, ChartOptionsChartDataToolTiPData,
  8. ChartOptionsExtraLine, ChartOptionsExtraRadar, ChartOptionsExtraFunnel, ChartCurveControlPoints, ChartOptionsChartDataLegendDataAreaXY,
  9. ChartOptionsExtraArcbar, ChartOptionsExtraArea, ChartOptionsExtraPie, ChartOptionsExtraMixLine, ChartOptionsExtraMixArea, ChartOptionsExtraMixColumn,
  10. ChartOptionsExtraCandle, ChartOptionsExtraGauge, ChartsCandleDataPoints, ChartMapBounds, ChartOptionsChartDataMapData, TuiChartsInterface
  11. } from './type'
  12. import { TuiChartConfig } from './config.uts'
  13. import { ChartAnimationOption, TouchPosition, ChartScrollOption } from './Interface.uts'
  14. export function getToolTipData(seriesData : ChartOptionsSeries[], opts : ChartOptions, index : any, group : number[], categories : string[], option : ChartOptionsTooltipOption) : ChartOptionsTooltipOption {
  15. let calPoints : ChartOptionsChartDataCalPoints[][] = opts.chartData.calPoints != null ? opts.chartData.calPoints! : [];
  16. let points : ChartOptionsChartDataCalPoints = new ChartOptionsChartDataCalPoints()
  17. if (group.length > 0) {
  18. let filterPoints : ChartOptionsChartDataCalPoints[][] = [];
  19. for (let i = 0; i < group.length; i++) {
  20. filterPoints.push(calPoints[group[i]])
  21. }
  22. points = filterPoints[0][(index as number[])[0]];
  23. } else {
  24. for (let i = 0; i < calPoints.length; i++) {
  25. const ix = index as number
  26. const posArr : ChartOptionsChartDataCalPoints[] = calPoints[i]
  27. if (posArr.length > ix) {
  28. points = posArr[ix];
  29. break;
  30. }
  31. }
  32. };
  33. let textList : TextList[] = seriesData.map((item : ChartOptionsSeries) : TextList => {
  34. let titleText = '';
  35. if (opts.categories != null && opts.categories!.length > 0) {
  36. titleText = categories[index as number];
  37. };
  38. const textitem = new TextList()
  39. // textitem.text = option.formatter != null ? option.formatter(item, titleText, index, opts) : titleText + ' ' + item.name + ': ' + (`${item.data.value}`)
  40. if (option.formatter != null) {
  41. const fun = option.formatter as (item : ChartOptionsSeries, titleText : string, index : any, opts : ChartOptions) => string
  42. textitem.text = fun(item, titleText, index, opts)
  43. } else {
  44. textitem.text = titleText + ' ' + item.name + ': ' + (`${item.data![0].value}`)
  45. }
  46. textitem.color = item.color!
  47. textitem.legendShape = opts.extra.tooltip!.legendShape == 'auto' ? item.legendShape! : opts.extra.tooltip!.legendShape
  48. return textitem
  49. });
  50. const offset = new Offset()
  51. offset.x = Math.round(points.x)
  52. offset.y = Math.round(points.y)
  53. const tooltipOption = new ChartOptionsTooltipOption()
  54. tooltipOption.textList = textList
  55. tooltipOption.offset = offset
  56. return tooltipOption
  57. // return {
  58. // textList: textList,
  59. // offset: offset
  60. // };
  61. }
  62. function filterSeries(series : ChartOptionsSeries[]) : ChartOptionsSeries[] {
  63. let tempSeries : ChartOptionsSeries[] = [];
  64. for (let i = 0; i < series.length; i++) {
  65. if (series[i].show == true) {
  66. tempSeries.push(series[i])
  67. }
  68. }
  69. return tempSeries;
  70. }
  71. export function getSeriesDataItem(series : ChartOptionsSeries[], index : any, group : number[]) : ChartOptionsSeries[] {
  72. let data : ChartOptionsSeries[] = [];
  73. let newSeries : ChartOptionsSeries[] = [];
  74. let indexIsArr = Array.isArray(index);
  75. if (indexIsArr) {
  76. let tempSeries = filterSeries(series);
  77. for (let i = 0; i < group.length; i++) {
  78. newSeries.push(tempSeries[group[i]]);
  79. }
  80. } else {
  81. newSeries = series;
  82. };
  83. for (let i = 0; i < newSeries.length; i++) {
  84. let item : ChartOptionsSeries = newSeries[i];
  85. let tmpindex : number;
  86. if (indexIsArr) {
  87. tmpindex = (index as number[])[i];
  88. } else {
  89. tmpindex = index as number;
  90. }
  91. if (item.data != null && item.data!.length > 0 && item.show) {
  92. let seriesItem = new ChartOptionsSeries()
  93. seriesItem.color = item.color;
  94. seriesItem.type = item.type;
  95. seriesItem.style = item.style;
  96. seriesItem.pointShape = item.pointShape;
  97. seriesItem.disableLegend = item.disableLegend;
  98. seriesItem.legendShape = item.legendShape;
  99. seriesItem.name = item.name;
  100. seriesItem.show = item.show;
  101. // seriesItem.data = item.formatter ? item.formatter(item.data![tmpindex]) : item.data![tmpindex];
  102. if (item.formatter != null) {
  103. const fun = item.formatter as (e : ChartOptionsSeriesData) => ChartOptionsSeriesData[]
  104. seriesItem.data = fun(item.data![tmpindex])
  105. } else {
  106. seriesItem.data = [item.data![tmpindex]]
  107. }
  108. data.push(seriesItem);
  109. }
  110. if (item.dataArr.length > 0 && item.show) {
  111. let seriesItem = new ChartOptionsSeries()
  112. seriesItem.color = item.color;
  113. seriesItem.type = item.type;
  114. seriesItem.style = item.style;
  115. seriesItem.pointShape = item.pointShape;
  116. seriesItem.disableLegend = item.disableLegend;
  117. seriesItem.legendShape = item.legendShape;
  118. seriesItem.name = item.name;
  119. seriesItem.show = item.show;
  120. // seriesItem.data = item.formatter ? item.formatter(item.data![tmpindex]) : item.data![tmpindex];
  121. if (item.formatter != null) {
  122. const fun = item.formatter as (e : number[]) => number[][]
  123. seriesItem.dataArr = fun(item.dataArr[tmpindex])
  124. } else {
  125. seriesItem.dataArr = [item.dataArr[tmpindex]]
  126. }
  127. data.push(seriesItem);
  128. }
  129. }
  130. return data;
  131. }
  132. function isInExactChartArea(currentPoints : TouchPosition, opts : ChartOptions) : boolean {
  133. return currentPoints.x <= opts.width - opts.area[1] + 10 && currentPoints.x >= opts.area[3] - 10 && currentPoints.y >= opts.area[0] && currentPoints.y <= opts.height - opts.area[2];
  134. }
  135. export function findCandleChartCurrentIndex(currentPoints : TouchPosition, calPoints : ChartOptionsChartDataCalPoints[][][], opts : ChartOptions, offset : number = 0) : ChartOptionsTooltip {
  136. // let current = { index: -1, group: [] };
  137. let current : ChartOptionsTooltip = new ChartOptionsTooltip()
  138. let spacing : number = opts.chartData.eachSpacing / 2;
  139. let xAxisPoints : number[] = [];
  140. if (calPoints.length > 0) {
  141. if (opts.categories == null) {
  142. spacing = 0;
  143. } else {
  144. for (let i = 1; i < opts.chartData.xAxisPoints!.length; i++) {
  145. xAxisPoints.push(opts.chartData.xAxisPoints![i] - spacing);
  146. }
  147. }
  148. if (isInExactChartArea(currentPoints, opts)) {
  149. if (opts.categories == null) {
  150. // let timePoints = Array(calPoints.length);
  151. let timePoints : number[][] = []
  152. for (let i = 0; i < calPoints.length; i++) {
  153. // timePoints[i] = Array(calPoints[i].length)
  154. const timePointsChild : number[] = []
  155. for (let j = 0; j < calPoints[i].length; j++) {
  156. // timePoints[i][j] = (Math.abs(calPoints[i][j].x - currentPoints.x));
  157. // timePointsChild.push(Math.abs(calPoints[i][j].x - currentPoints.x))
  158. }
  159. timePoints.push(timePointsChild)
  160. };
  161. // let pointValue = Array(timePoints.length);
  162. let pointValue : number[] = []
  163. let pointIndex : number[] = []
  164. for (let i = 0; i < timePoints.length; i++) {
  165. pointValue[i] = Math.min(...timePoints[i]);
  166. pointIndex[i] = timePoints[i].indexOf(pointValue[i]);
  167. }
  168. let minValue = Math.min(...pointValue);
  169. const currentindex : number[] = []
  170. for (let i = 0; i < pointValue.length; i++) {
  171. if (pointValue[i] == minValue) {
  172. current.group.push(i);
  173. currentindex.push(pointIndex[i]);
  174. }
  175. };
  176. current.index = currentindex;
  177. } else {
  178. xAxisPoints.forEach(function (item, index) {
  179. if (currentPoints.x + offset + spacing > item) {
  180. current.index = index;
  181. }
  182. });
  183. }
  184. }
  185. }
  186. return current;
  187. }
  188. export function findCurrentIndex(currentPoints : TouchPosition, calPoints : ChartOptionsChartDataCalPoints[][], opts : ChartOptions, offset : number = 0) : ChartOptionsTooltip {
  189. // let current = { index: -1, group: [] };
  190. let current : ChartOptionsTooltip = new ChartOptionsTooltip()
  191. let spacing : number = opts.chartData.eachSpacing / 2;
  192. let xAxisPoints : number[] = [];
  193. if (calPoints.length > 0) {
  194. if (opts.categories == null) {
  195. spacing = 0;
  196. } else {
  197. for (let i = 1; i < opts.chartData.xAxisPoints!.length; i++) {
  198. xAxisPoints.push(opts.chartData.xAxisPoints![i] - spacing);
  199. }
  200. if ((opts.type == 'line' || opts.type == 'area') && opts.xAxis.boundaryGap == 'justify') {
  201. xAxisPoints = opts.chartData.xAxisPoints!;
  202. }
  203. }
  204. if (isInExactChartArea(currentPoints, opts)) {
  205. if (opts.categories == null) {
  206. // let timePoints = Array(calPoints.length);
  207. let timePoints : number[][] = []
  208. for (let i = 0; i < calPoints.length; i++) {
  209. // timePoints[i] = Array(calPoints[i].length)
  210. const timePointsChild : number[] = []
  211. for (let j = 0; j < calPoints[i].length; j++) {
  212. // timePoints[i][j] = (Math.abs(calPoints[i][j].x - currentPoints.x));
  213. timePointsChild.push(Math.abs(calPoints[i][j].x - currentPoints.x))
  214. }
  215. timePoints.push(timePointsChild)
  216. };
  217. // let pointValue = Array(timePoints.length);
  218. let pointValue : number[] = []
  219. let pointIndex : number[] = []
  220. for (let i = 0; i < timePoints.length; i++) {
  221. pointValue[i] = Math.min(...timePoints[i]);
  222. pointIndex[i] = timePoints[i].indexOf(pointValue[i]);
  223. }
  224. let minValue = Math.min(...pointValue);
  225. const currentindex : number[] = []
  226. for (let i = 0; i < pointValue.length; i++) {
  227. if (pointValue[i] == minValue) {
  228. current.group.push(i);
  229. currentindex.push(pointIndex[i]);
  230. }
  231. };
  232. current.index = currentindex;
  233. } else {
  234. xAxisPoints.forEach(function (item, index) {
  235. if (currentPoints.x + offset + spacing > item) {
  236. current.index = index;
  237. }
  238. });
  239. }
  240. }
  241. }
  242. return current;
  243. }
  244. // function isInExactChartArea(currentPoints : TouchPosition, opts : ChartOptions, config : TuiChartConfig) : boolean {
  245. // return currentPoints.x <= opts.width - opts.area[1] + 10 && currentPoints.x >= opts.area[3] - 10 && currentPoints.y >= opts.area[0] && currentPoints.y <= opts.height - opts.area[2];
  246. // }
  247. export function findBarChartCurrentIndex(currentPoints : TouchPosition, calPoints : ChartOptionsChartDataCalPoints[][] | null, opts : ChartOptions, offset : number = 0) : ChartOptionsTooltip {
  248. let current : ChartOptionsTooltip = new ChartOptionsTooltip();
  249. let spacing = opts.chartData.eachSpacing / 2;
  250. let yAxisPoints = opts.chartData.yAxisPoints!;
  251. if (calPoints != null && calPoints.length > 0) {
  252. if (isInExactChartArea(currentPoints, opts)) {
  253. yAxisPoints.forEach(function (item, index) {
  254. if (currentPoints.y + offset + spacing > item) {
  255. current.index = index;
  256. }
  257. });
  258. }
  259. }
  260. return current;
  261. }
  262. function isInExactLegendArea(currentPoints : TouchPosition, area : ChartOptionsChartDataLegendDataArea) : boolean {
  263. return currentPoints.x > area.start.x && currentPoints.x < area.end.x && currentPoints.y > area.start.y && currentPoints.y < area.end.y;
  264. }
  265. export function findLegendIndex(currentPoints : TouchPosition, legendData : ChartOptionsChartDataLegendData) : number {
  266. let currentIndex = -1;
  267. let gap = 0;
  268. if (isInExactLegendArea(currentPoints, legendData.area)) {
  269. let points : ChartOptionsSeries[][] = legendData.points;
  270. let index = -1;
  271. for (let i = 0, len = points.length; i < len; i++) {
  272. let item = points[i];
  273. for (let j = 0; j < item.length; j++) {
  274. index += 1;
  275. let area = item[j].area;
  276. if (area != null && currentPoints.x > area[0] - gap && currentPoints.x < area[2] + gap && currentPoints.y > area[1] - gap && currentPoints.y < area[3] + gap) {
  277. currentIndex = index;
  278. break;
  279. }
  280. }
  281. }
  282. return currentIndex;
  283. }
  284. return currentIndex;
  285. }
  286. export function calValidDistance(self : TuiChartsInterface, distance : number, chartData : ChartOptionsChartData, opts : ChartOptions) : number {
  287. let dataChartAreaWidth = opts.width - opts.area[1] - opts.area[3];
  288. let dataChartWidth = chartData.eachSpacing * (opts.chartData.xAxisData.xAxisPoints.length - 1);
  289. if (opts.type == 'mount' && opts.extra.mount != null && opts.extra.mount!.widthRatio > 1) {
  290. if (opts.extra.mount!.widthRatio > 2) opts.extra.mount!.widthRatio = 2
  291. dataChartWidth += ((opts.extra.mount!.widthRatio) - 1) * chartData.eachSpacing;
  292. }
  293. let validDistance = distance;
  294. if (distance >= 0) {
  295. validDistance = 0;
  296. self.uevent.trigger('scrollLeft');
  297. self.scrollOption.position = 'left'
  298. opts.xAxis.scrollPosition = 'left';
  299. } else if (Math.abs(distance) >= dataChartWidth - dataChartAreaWidth) {
  300. validDistance = dataChartAreaWidth - dataChartWidth;
  301. self.uevent.trigger('scrollRight');
  302. self.scrollOption.position = 'right'
  303. opts.xAxis.scrollPosition = 'right'
  304. } else {
  305. self.scrollOption.position = `${distance}`
  306. opts.xAxis.scrollPosition = `${distance}`; //类型问题暂时还未找到翻译逻辑
  307. }
  308. return validDistance;
  309. }
  310. function drawToolTipSplitLine(offsetX : number, opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  311. let toolTipOption = opts.extra.tooltip ?? new ChartOptionsExtraTooltip();
  312. let startY = opts.area[0] + opts.yOffset;
  313. let endY = (opts.height - opts.area[2]) + opts.yOffset;
  314. const xOffset = opts.xOffset;
  315. if (toolTipOption.gridType == 'dash') {
  316. context.setLineDash([toolTipOption.dashLength, toolTipOption.dashLength]);
  317. }
  318. context.strokeStyle = toolTipOption.gridColor;
  319. context.lineWidth = 1 * opts.pixelRatio;
  320. context.beginPath();
  321. context.moveTo(offsetX + xOffset, startY);
  322. context.lineTo(offsetX + xOffset, endY);
  323. context.stroke();
  324. context.setLineDash([]);
  325. if (toolTipOption.xAxisLabel) {
  326. let labelText = opts.categories![opts.tooltip!.index! as number];
  327. context.font = `${config.fontSize}px sans-serif`;
  328. let textWidth = measureText(labelText, config.fontSize);
  329. let textX = (offsetX + xOffset) - 0.5 * textWidth;
  330. let textY = endY + 2 * opts.pixelRatio;
  331. context.beginPath();
  332. context.fillStyle = hexToRgb(toolTipOption.labelBgColor, toolTipOption.labelBgOpacity);
  333. context.strokeStyle = toolTipOption.labelBgColor;
  334. context.lineWidth = 1 * opts.pixelRatio;
  335. context.rect(
  336. textX - toolTipOption.boxPadding * opts.pixelRatio,
  337. textY,
  338. textWidth + 2 * toolTipOption.boxPadding * opts.pixelRatio,
  339. config.fontSize + 2 * toolTipOption.boxPadding * opts.pixelRatio
  340. );
  341. context.closePath();
  342. context.stroke();
  343. context.fill();
  344. context.beginPath();
  345. context.font = `${config.fontSize}px sans-serif`;
  346. context.fillStyle = toolTipOption.labelFontColor;
  347. context.fillText(
  348. labelText,
  349. textX,
  350. textY + toolTipOption.boxPadding * opts.pixelRatio + config.fontSize
  351. );
  352. context.closePath();
  353. context.stroke();
  354. }
  355. }
  356. function drawToolTip(textList : TextList[], offset : Offset, opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  357. let toolTipOption = opts.extra.tooltip!;
  358. const xOffset = opts.xOffset;
  359. const yOffset = opts.yOffset;
  360. if (toolTipOption.showCategory == true && opts.categories != null) {
  361. const addtext = new TextList()
  362. addtext.text = opts.categories![parseInt(`${opts.tooltip!.index}`)]
  363. textList.unshift(addtext)
  364. }
  365. let fontSize = toolTipOption.fontSize * opts.pixelRatio;
  366. let lineHeight = toolTipOption.lineHeight * opts.pixelRatio;
  367. let boxPadding = toolTipOption.boxPadding * opts.pixelRatio;
  368. let legendWidth = fontSize;
  369. let legendMarginRight = 5 * opts.pixelRatio;
  370. if (toolTipOption.legendShow == false) {
  371. legendWidth = 0;
  372. legendMarginRight = 0;
  373. }
  374. let arrowWidth = toolTipOption.showArrow ? 8 * opts.pixelRatio : 0;
  375. let isOverRightBorder = false;
  376. if (opts.type == 'line' || opts.type == 'mount' || opts.type == 'area' || opts.type == 'candle' || opts.type == 'mix') {
  377. if (toolTipOption.splitLine == true) {
  378. // 2. 工具提示分割线添加偏移
  379. drawToolTipSplitLine(opts.tooltip!.offset.x, opts, config, context);
  380. }
  381. }
  382. offset.y -= 8 * opts.pixelRatio;
  383. let textWidth = textList.map(function (item : TextList) : number {
  384. return measureText(item.text, fontSize);
  385. });
  386. let toolTipWidth = legendWidth + legendMarginRight + 4 * boxPadding + Math.max(...textWidth);
  387. let toolTipHeight = 2 * boxPadding + textList.length * lineHeight;
  388. if (toolTipOption.showBox == false) {
  389. return
  390. }
  391. // 3. 边界检查添加偏移
  392. if (offset.x - Math.abs(opts._scrollDistance_ ?? 0) + arrowWidth + toolTipWidth > opts.width + xOffset) {
  393. isOverRightBorder = true;
  394. }
  395. if (toolTipHeight + offset.y > opts.height + yOffset) {
  396. offset.y = opts.height + yOffset - toolTipHeight;
  397. }
  398. // 绘制背景矩形
  399. context.beginPath();
  400. context.fillStyle = hexToRgb(toolTipOption.bgColor, toolTipOption.bgOpacity)
  401. context.lineWidth = toolTipOption.borderWidth * opts.pixelRatio;
  402. context.strokeStyle = hexToRgb(toolTipOption.borderColor, toolTipOption.borderOpacity);
  403. let radius = toolTipOption.borderRadius;
  404. if (isOverRightBorder) {
  405. // 4. 右侧边界处理添加偏移
  406. if (toolTipWidth + arrowWidth > opts.width) {
  407. offset.x = opts.width + Math.abs(opts._scrollDistance_ ?? 0) + arrowWidth + (toolTipWidth - opts.width) + xOffset
  408. }
  409. if (toolTipWidth > offset.x) {
  410. offset.x = opts.width + Math.abs(opts._scrollDistance_ ?? 0) + arrowWidth + (toolTipWidth - opts.width) + xOffset
  411. }
  412. if (toolTipOption.showArrow) {
  413. context.moveTo(offset.x, offset.y + 10 * opts.pixelRatio);
  414. context.lineTo(offset.x - arrowWidth, offset.y + 10 * opts.pixelRatio + 5 * opts.pixelRatio);
  415. }
  416. context.arc(offset.x - arrowWidth - radius, offset.y + toolTipHeight - radius, radius, 0, Math.PI / 2, false);
  417. context.arc(offset.x - arrowWidth - Math.round(toolTipWidth) + radius, offset.y + toolTipHeight - radius,
  418. radius,
  419. Math.PI / 2, Math.PI, false);
  420. context.arc(offset.x - arrowWidth - Math.round(toolTipWidth) + radius, offset.y + radius, radius, -Math.PI, -
  421. Math.PI / 2, false);
  422. context.arc(offset.x - arrowWidth - radius, offset.y + radius, radius, -Math.PI / 2, 0, false);
  423. if (toolTipOption.showArrow) {
  424. context.lineTo(offset.x - arrowWidth, offset.y + 10 * opts.pixelRatio - 5 * opts.pixelRatio);
  425. context.lineTo(offset.x, offset.y + 10 * opts.pixelRatio);
  426. }
  427. } else {
  428. if (toolTipOption.showArrow) {
  429. context.moveTo(offset.x, offset.y + 10 * opts.pixelRatio);
  430. context.lineTo(offset.x + arrowWidth, offset.y + 10 * opts.pixelRatio - 5 * opts.pixelRatio);
  431. }
  432. context.arc(offset.x + arrowWidth + radius, offset.y + radius, radius, -Math.PI, -Math.PI / 2, false);
  433. context.arc(offset.x + arrowWidth + Math.round(toolTipWidth) - radius, offset.y + radius, radius, -Math.PI / 2,
  434. 0,
  435. false);
  436. context.arc(offset.x + arrowWidth + Math.round(toolTipWidth) - radius, offset.y + toolTipHeight - radius,
  437. radius, 0,
  438. Math.PI / 2, false);
  439. context.arc(offset.x + arrowWidth + radius, offset.y + toolTipHeight - radius, radius, Math.PI / 2, Math.PI,
  440. false);
  441. if (toolTipOption.showArrow) {
  442. context.lineTo(offset.x + arrowWidth, offset.y + 10 * opts.pixelRatio + 5 * opts.pixelRatio);
  443. context.lineTo(offset.x, offset.y + 10 * opts.pixelRatio);
  444. }
  445. }
  446. context.closePath();
  447. context.fill();
  448. if (toolTipOption.borderWidth > 0) {
  449. context.stroke();
  450. }
  451. // 绘制图例
  452. if (toolTipOption.legendShow) {
  453. textList.forEach(function (item, index) {
  454. if (item.color != '') {
  455. context.beginPath();
  456. context.fillStyle = item.color;
  457. let startX = offset.x + arrowWidth + 2 * boxPadding;
  458. let startY = offset.y + (lineHeight - fontSize) / 2 + lineHeight * index + boxPadding + 1;
  459. if (isOverRightBorder) {
  460. startX = offset.x - toolTipWidth - arrowWidth + 2 * boxPadding;
  461. }
  462. switch (item.legendShape) {
  463. case 'line':
  464. context.moveTo(startX, startY + 0.5 * legendWidth - 2 * opts.pixelRatio);
  465. context.fillRect(startX, startY + 0.5 * legendWidth - 2 * opts.pixelRatio, legendWidth, 4 *
  466. opts.pixelRatio);
  467. break;
  468. case 'triangle':
  469. context.moveTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * legendWidth - 5 * opts.pixelRatio);
  470. context.lineTo(startX + 2.5 * opts.pixelRatio, startY + 0.5 * legendWidth + 5 * opts.pixelRatio);
  471. context.lineTo(startX + 12.5 * opts.pixelRatio, startY + 0.5 * legendWidth + 5 * opts.pixelRatio);
  472. context.lineTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * legendWidth - 5 * opts.pixelRatio);
  473. break;
  474. case 'diamond':
  475. context.moveTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * legendWidth - 5 * opts.pixelRatio);
  476. context.lineTo(startX + 2.5 * opts.pixelRatio, startY + 0.5 * legendWidth);
  477. context.lineTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * legendWidth + 5 * opts.pixelRatio);
  478. context.lineTo(startX + 12.5 * opts.pixelRatio, startY + 0.5 * legendWidth);
  479. context.lineTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * legendWidth - 5 * opts.pixelRatio);
  480. break;
  481. case 'circle':
  482. context.moveTo(startX + 7.5 * opts.pixelRatio, startY + 0.5 * legendWidth);
  483. context.arc(startX + 7.5 * opts.pixelRatio, startY + 0.5 * legendWidth, 5 * opts.pixelRatio, 0, 2 *
  484. Math.PI);
  485. break;
  486. case 'rect':
  487. context.moveTo(startX, startY + 0.5 * legendWidth - 5 * opts.pixelRatio);
  488. context.fillRect(startX, startY + 0.5 * legendWidth - 5 * opts.pixelRatio, 15 * opts.pixelRatio, 10 *
  489. opts.pixelRatio);
  490. break;
  491. case 'square':
  492. context.moveTo(startX + 2 * opts.pixelRatio, startY + 0.5 * legendWidth - 5 * opts.pixelRatio);
  493. context.fillRect(startX + 2 * opts.pixelRatio, startY + 0.5 * legendWidth - 5 * opts.pixelRatio, 10 *
  494. opts.pixelRatio, 10 * opts.pixelRatio);
  495. break;
  496. default:
  497. context.moveTo(startX, startY + 0.5 * legendWidth - 5 * opts.pixelRatio);
  498. context.fillRect(startX, startY + 0.5 * legendWidth - 5 * opts.pixelRatio, 15 * opts.pixelRatio, 10 *
  499. opts.pixelRatio);
  500. }
  501. context.closePath();
  502. context.fill();
  503. }
  504. });
  505. }
  506. // 绘制文本列表
  507. textList.forEach((item : TextList, index : number) => {
  508. let startX = offset.x + arrowWidth + 2 * boxPadding + legendWidth + legendMarginRight;
  509. if (isOverRightBorder) {
  510. startX = offset.x - toolTipWidth - arrowWidth + 2 * boxPadding + legendWidth + legendMarginRight;
  511. }
  512. let startY = offset.y + lineHeight * index + (lineHeight - fontSize) / 2 - 1 + boxPadding + fontSize + 4;
  513. context.beginPath();
  514. context.font = `${fontSize}px sans-serif`
  515. context.textBaseline = 'bottom';
  516. context.fillStyle = toolTipOption.fontColor;
  517. context.fillText(item.text, startX, startY);
  518. context.closePath();
  519. context.stroke();
  520. });
  521. }
  522. export function getTouches(opts : ChartOptions, e : UniEvent, index : number = 0) : TouchPosition {
  523. let x : number
  524. let y : number
  525. let top : number = opts.DOMRect!.top
  526. if (e.type == 'click') {
  527. x = (e as UniPointerEvent).clientX
  528. y = (e as UniPointerEvent).clientY
  529. } else {
  530. x = (e as UniTouchEvent).changedTouches[index].clientX
  531. y = (e as UniTouchEvent).changedTouches[index].clientY
  532. }
  533. if (opts.rotate) {
  534. y = opts.height - x * opts.pixelRatio;
  535. x = (y - top - (opts.height / opts.pixelRatio / 2) * (opts.pixelRatio - 1)) * opts.pixelRatio;
  536. } else {
  537. x = x * opts.pixelRatio;
  538. y = (y - top - (opts.height / opts.pixelRatio / 2) * (opts.pixelRatio - 1)) * opts.pixelRatio;
  539. }
  540. return {
  541. x: x,
  542. y: y
  543. } as TouchPosition
  544. }
  545. function measureText(text : string, fontSize : number,) : number {
  546. let width : number = 0;
  547. let textArr : string[] = text.split('');
  548. for (let i = 0; i < textArr.length; i++) {
  549. let item = textArr[i];
  550. if (/[a-zA-Z]/.test(item)) {
  551. width += 7;
  552. } else if (/[0-9]/.test(item)) {
  553. width += 5.5;
  554. } else if (/\./.test(item)) {
  555. width += 2.7;
  556. } else if (/-/.test(item)) {
  557. width += 3.25;
  558. } else if (/:/.test(item)) {
  559. width += 2.5;
  560. } else if (/[\u4e00-\u9fa5]/.test(item)) {
  561. width += 10;
  562. } else if (/\(|\)/.test(item)) {
  563. width += 3.73;
  564. } else if (/\s/.test(item)) {
  565. width += 2.5;
  566. } else if (/%/.test(item)) {
  567. width += 8;
  568. } else {
  569. width += 10;
  570. }
  571. }
  572. return width * fontSize / 10;
  573. }
  574. export function hexToRgb(hex : string, opacity : number = 1) : string {
  575. const hexVal = hex.replace(';', '')
  576. const hexArr = hexVal.split(':')
  577. const toRgba = (hexNumber : string) : string => {
  578. return 'rgba(' + parseInt('0x' + hexNumber.slice(1, 3)) + ',' + parseInt('0x' + hexNumber.slice(3, 5)) + ',' + parseInt('0x' + hexNumber.slice(5, 7)) + ',' + opacity + ')'
  579. }
  580. if (hexArr.length > 1) {
  581. return `${hexArr[0]}: ${toRgba(hexArr[1])}; `
  582. } else {
  583. return toRgba(`${hexArr[0]} `)
  584. }
  585. }
  586. function fillSeries(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig) : ChartOptionsSeries[] {
  587. let index = 0;
  588. for (let i = 0; i < series.length; i++) {
  589. let item = series[i];
  590. if (item.color == null) {
  591. item.color = config.color[index];
  592. index = (index + 1) % config.color.length;
  593. }
  594. if (item.linearIndex == null) {
  595. item.linearIndex = i;
  596. }
  597. if (item.index == null) {
  598. item.index = 0;
  599. }
  600. if (item.type == null) {
  601. item.type = opts.type;
  602. }
  603. // if (item.show == null) {
  604. // item.show = true;
  605. // }
  606. if (item.type == null) {
  607. item.type = opts.type;
  608. }
  609. // if (item.pointShape == null) {
  610. // item.pointShape = "circle";
  611. // }
  612. if (item.legendShape == null) {
  613. switch (item.type) {
  614. case 'line':
  615. item.legendShape = "line";
  616. break;
  617. case 'column':
  618. case 'bar':
  619. item.legendShape = "rect";
  620. break;
  621. case 'area':
  622. case 'mount':
  623. item.legendShape = "triangle";
  624. break;
  625. default:
  626. item.legendShape = "circle";
  627. }
  628. }
  629. }
  630. return series;
  631. }
  632. // function filterSeries(series : ChartOptionsSeries[]) : ChartOptionsSeries[] {
  633. // let tempSeries : ChartOptionsSeries[] = [];
  634. // for (let i = 0; i < series.length; i++) {
  635. // if (series[i].show == true) {
  636. // tempSeries.push(series[i])
  637. // }
  638. // }
  639. // return tempSeries;
  640. // }
  641. function calLegendData(series : ChartOptionsSeries[], opts : ChartOptions, chartData : ChartOptionsChartData) : ChartOptionsChartDataLegendData {
  642. const legendData : ChartOptionsChartDataLegendData = new ChartOptionsChartDataLegendData()
  643. if (opts.legend.show == false) {
  644. chartData.legendData = legendData;
  645. return legendData;
  646. }
  647. let padding = opts.legend.padding * opts.pixelRatio;
  648. let margin = opts.legend.margin * opts.pixelRatio;
  649. let fontSize = opts.legend.fontSize
  650. let shapeWidth = 15 * opts.pixelRatio;
  651. let shapeRight = 5 * opts.pixelRatio;
  652. let lineHeight = Math.max(opts.legend.lineHeight * opts.pixelRatio, fontSize);
  653. if (opts.legend.position == 'top' || opts.legend.position == 'bottom') {
  654. let legendList : ChartOptionsSeries[][] = [];
  655. let widthCount = 0;
  656. let widthCountArr : number[] = [];
  657. let currentRow : ChartOptionsSeries[] = [];
  658. for (let i = 0; i < series.length; i++) {
  659. let item = series[i];
  660. const legendText = item.legendText != null ? item.legendText : item.name;
  661. let itemWidth = shapeWidth + shapeRight + measureText(`${legendText}`, fontSize) + opts.legend.itemGap * opts.pixelRatio;
  662. if (widthCount + itemWidth > opts.width - opts.area[1] - opts.area[3]) {
  663. legendList.push(currentRow);
  664. widthCountArr.push(widthCount - opts.legend.itemGap * opts.pixelRatio);
  665. widthCount = itemWidth;
  666. currentRow = [item];
  667. } else {
  668. widthCount += itemWidth;
  669. currentRow.push(item);
  670. }
  671. }
  672. if (currentRow.length > 0) {
  673. legendList.push(currentRow);
  674. widthCountArr.push(widthCount - opts.legend.itemGap * opts.pixelRatio);
  675. legendData.widthArr = widthCountArr;
  676. let legendWidth = Math.max(...widthCountArr);
  677. switch (opts.legend.float) {
  678. case 'left':
  679. legendData.area.start.x = opts.area[3];
  680. legendData.area.end.x = opts.area[3] + legendWidth + 2 * padding;
  681. break;
  682. case 'right':
  683. legendData.area.start.x = opts.width - opts.area[1] - legendWidth - 2 * padding;
  684. legendData.area.end.x = opts.width - opts.area[1];
  685. break;
  686. default:
  687. legendData.area.start.x = (opts.width - legendWidth) / 2 - padding;
  688. legendData.area.end.x = (opts.width + legendWidth) / 2 + padding;
  689. }
  690. legendData.area.width = legendWidth + 2 * padding;
  691. legendData.area.wholeWidth = legendWidth + 2 * padding;
  692. legendData.area.height = legendList.length * lineHeight + 2 * padding;
  693. legendData.area.wholeHeight = legendList.length * lineHeight + 2 * padding + 2 * margin;
  694. legendData.points = legendList;
  695. }
  696. } else {
  697. let len = series.length;
  698. let maxHeight = opts.height - opts.area[0] - opts.area[2] - 2 * margin - 2 * padding;
  699. let maxLength = Math.min(Math.floor(maxHeight / lineHeight), len);
  700. legendData.area.height = maxLength * lineHeight + padding * 2;
  701. legendData.area.wholeHeight = maxLength * lineHeight + padding * 2;
  702. switch (opts.legend.float) {
  703. case 'top':
  704. legendData.area.start.y = opts.area[0] + margin;
  705. legendData.area.end.y = opts.area[0] + margin + legendData.area.height;
  706. break;
  707. case 'bottom':
  708. legendData.area.start.y = opts.height - opts.area[2] - margin - legendData.area.height;
  709. legendData.area.end.y = opts.height - opts.area[2] - margin;
  710. break;
  711. default:
  712. legendData.area.start.y = (opts.height - legendData.area.height) / 2;
  713. legendData.area.end.y = (opts.height + legendData.area.height) / 2;
  714. }
  715. let lineNum = len % maxLength == 0 ? len / maxLength : Math.floor((len / maxLength) + 1);
  716. let currentRow : ChartOptionsSeries[][] = [];
  717. for (let i = 0; i < lineNum; i++) {
  718. let temp = series.slice(i * maxLength, i * maxLength + maxLength);
  719. currentRow.push(temp);
  720. }
  721. legendData.points = currentRow;
  722. if (currentRow.length > 0) {
  723. for (let i = 0; i < currentRow.length; i++) {
  724. let item = currentRow[i];
  725. let maxWidth = 0;
  726. for (let j = 0; j < item.length; j++) {
  727. let itemWidth = shapeWidth + shapeRight + measureText(`${item[j].name}`, fontSize) + opts.legend.itemGap * opts.pixelRatio;
  728. if (itemWidth > maxWidth) {
  729. maxWidth = itemWidth;
  730. }
  731. }
  732. legendData.widthArr.push(maxWidth);
  733. legendData.heightArr.push(item.length * lineHeight + padding * 2);
  734. }
  735. let legendWidth = 0
  736. for (let i = 0; i < legendData.widthArr.length; i++) {
  737. legendWidth += legendData.widthArr[i];
  738. }
  739. legendData.area.width = legendWidth - opts.legend.itemGap * opts.pixelRatio + 2 * padding;
  740. legendData.area.wholeWidth = legendData.area.width + padding;
  741. }
  742. }
  743. switch (opts.legend.position) {
  744. case 'top':
  745. legendData.area.start.y = opts.area[0] + margin;
  746. legendData.area.end.y = opts.area[0] + margin + legendData.area.height;
  747. break;
  748. case 'bottom':
  749. legendData.area.start.y = opts.height - opts.area[2] - legendData.area.height - margin;
  750. legendData.area.end.y = opts.height - opts.area[2] - margin;
  751. break;
  752. case 'left':
  753. legendData.area.start.x = opts.area[3];
  754. legendData.area.end.x = opts.area[3] + legendData.area.width;
  755. break;
  756. case 'right':
  757. legendData.area.start.x = opts.width - opts.area[1] - legendData.area.width;
  758. legendData.area.end.x = opts.width - opts.area[1];
  759. break;
  760. }
  761. chartData.legendData = legendData;
  762. return legendData;
  763. }
  764. export function calYAxisData(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig) : ChartOptionsChartDataYAxisData {
  765. const rangesArr : string[][] = [];
  766. const rangesFormatArr : string[][] = [];
  767. const yAxisWidthArr : ChartOptionsChartDataYAxisDataYAxisWidth[] = [];
  768. //堆叠图重算Y轴
  769. let columnstyle : string = opts.extra.column != null ? opts.extra.column!.type : ''
  770. //如果是多Y轴,重新计算
  771. let YLength = opts.yAxis.data.length;
  772. let newSeries : ChartOptionsSeries[][] = [];
  773. if (YLength > 0) {
  774. for (let i = 0; i < YLength; i++) {
  775. const newSeriesChild : ChartOptionsSeries[] = []
  776. for (let j = 0; j < series.length; j++) {
  777. if (series[j].index == i) {
  778. newSeriesChild.push(series[j]);
  779. }
  780. }
  781. newSeries.push(newSeriesChild)
  782. }
  783. for (let i = 0; i < YLength; i++) {
  784. let yData = opts.yAxis.data[i];
  785. //如果总开关不显示,强制每个Y轴为不显示
  786. if (opts.yAxis.disabled == true) {
  787. yData.disabled = true;
  788. }
  789. if (yData.type == 'categories') {
  790. if (yData.formatter == null) {
  791. yData.formatter = (val : string, index : number, opts : ChartOptions) : string => { return val + (yData.unit ?? '') };
  792. }
  793. yData.categories = yData.categories ?? opts.categories;
  794. rangesArr.push(yData.categories!);
  795. } else {
  796. if (yData.formatter == null) {
  797. yData.formatter = (val : string, index : number, opts : ChartOptions) : string => { return parseFloat(val).toFixed(yData.tofix ?? 0) + (yData.unit ?? '') };
  798. }
  799. rangesArr.push(getYAxisTextList(newSeries[i], opts, config, columnstyle, yData));
  800. }
  801. let yAxisFontSizes = yData.fontSize != null ? (yData.fontSize!) * opts.pixelRatio : config.fontSize;
  802. const cocdyw = new ChartOptionsChartDataYAxisDataYAxisWidth();
  803. cocdyw.position = yData.position;
  804. cocdyw.width = 0
  805. yAxisWidthArr.push(cocdyw)
  806. const handlranges = rangesArr[i].map(function (items, index) : string {
  807. const fun = yData.formatter as (val : string, index : number, opts : ChartOptions) => string
  808. items = fun(items, index, opts);
  809. cocdyw.width = Math.max(cocdyw.width, measureText(items, yAxisFontSizes) + 5);
  810. return items;
  811. });
  812. rangesFormatArr.push(handlranges)
  813. let calibration = yData.calibration ? 4 * opts.pixelRatio : 0;
  814. cocdyw.width = cocdyw.width + calibration + 3 * opts.pixelRatio;
  815. if (yData.disabled == true) {
  816. cocdyw.width = 0;
  817. }
  818. }
  819. } else {
  820. if (opts.type == 'bar') {
  821. rangesArr.push(opts.categories!)
  822. if (opts.yAxis.formatter == null) {
  823. opts.yAxis.formatter = (val : string, index : number, opts : ChartOptions) : string => { return val + (opts.yAxis.unit) }
  824. }
  825. } else {
  826. if (opts.yAxis.formatter == null) {
  827. opts.yAxis.formatter = (val : string, index : number, opts : ChartOptions) : string => { return (parseFloat(val)).toFixed(opts.yAxis.tofix) + opts.yAxis.unit }
  828. }
  829. rangesArr.push(getYAxisTextList(series, opts, config, columnstyle, new ChartOptionsYAxisData()))
  830. }
  831. const cocdyw = new ChartOptionsChartDataYAxisDataYAxisWidth();
  832. cocdyw.position = 'left';
  833. cocdyw.width = 0
  834. yAxisWidthArr.push(cocdyw)
  835. let yAxisFontSize : number
  836. if (opts.yAxis.fontSize == null) {
  837. yAxisFontSize = config.fontSize
  838. } else {
  839. yAxisFontSize = opts.yAxis.fontSize! * opts.pixelRatio
  840. }
  841. const handlranges = rangesArr[0].map(function (item, index) : string {
  842. const fun = opts.yAxis.formatter as (val : string, index : number, opts : ChartOptions) => string
  843. item = fun(item, index, opts)
  844. cocdyw.width = Math.max(cocdyw.width, measureText(item, yAxisFontSize) + 5);
  845. return item;
  846. });
  847. rangesFormatArr.push(handlranges)
  848. cocdyw.width += 3 * opts.pixelRatio;
  849. if (opts.yAxis.disabled == true) {
  850. opts.yAxis.data[0].disabled = true;
  851. } else {
  852. const yAxisData = new ChartOptionsYAxisData()
  853. yAxisData.disabled = false
  854. yAxisData.position = 'left'
  855. yAxisData.max = opts.yAxis.max
  856. yAxisData.min = opts.yAxis.min
  857. yAxisData.formatter = opts.yAxis.formatter
  858. if (opts.type == 'bar') {
  859. yAxisData.categories = opts.categories
  860. yAxisData.type = 'categories'
  861. }
  862. opts.yAxis.data.push(yAxisData)
  863. }
  864. }
  865. const cdyd : ChartOptionsChartDataYAxisData = new ChartOptionsChartDataYAxisData()
  866. cdyd.rangesFormat = rangesFormatArr
  867. cdyd.ranges = rangesArr
  868. cdyd.yAxisWidth = yAxisWidthArr
  869. return cdyd
  870. }
  871. function dataCombine(series : ChartOptionsSeries[]) : ChartOptionsSeriesData[] {
  872. const newSeries : ChartOptionsSeriesData[] = []
  873. series.forEach((item : ChartOptionsSeries) => {
  874. if (item.data != null) newSeries.push(...item.data!)
  875. })
  876. return newSeries
  877. }
  878. function findRange(num : number, type : string | null, limit : number | null) : number {
  879. if (isNaN(num)) {
  880. throw new Error('[TuiCharts] series数据需为Number格式');
  881. }
  882. limit = limit ?? 10;
  883. type = type ?? 'upper';
  884. let multiple = 1;
  885. while (limit < 1) {
  886. limit *= 10;
  887. multiple *= 10;
  888. }
  889. if (type == 'upper') {
  890. num = Math.ceil(num * multiple);
  891. } else {
  892. num = Math.floor(num * multiple);
  893. }
  894. while (num % limit != 0) {
  895. if (type == 'upper') {
  896. if (num == num + 1) { //修复数据值过大num++无效的bug by 向日葵 @xrk_jy
  897. break;
  898. }
  899. num++;
  900. } else {
  901. num--;
  902. }
  903. }
  904. return num / multiple;
  905. }
  906. function getDataRange(minData : number, maxData : number) : ChartRange {
  907. let limit : number;
  908. let range = maxData - minData;
  909. if (range >= 10000) {
  910. limit = 1000;
  911. } else if (range >= 1000) {
  912. limit = 100;
  913. } else if (range >= 100) {
  914. limit = 10;
  915. } else if (range >= 10) {
  916. limit = 5;
  917. } else if (range >= 1) {
  918. limit = 1;
  919. } else if (range >= 0.1) {
  920. limit = 0.1;
  921. } else if (range >= 0.01) {
  922. limit = 0.01;
  923. } else if (range >= 0.001) {
  924. limit = 0.001;
  925. } else if (range >= 0.0001) {
  926. limit = 0.0001;
  927. } else if (range >= 0.00001) {
  928. limit = 0.00001;
  929. } else {
  930. limit = 0.000001;
  931. }
  932. return {
  933. minRange: findRange(minData, 'lower', limit),
  934. maxRange: findRange(maxData, 'upper', limit)
  935. } as ChartRange
  936. }
  937. function fixColumeStackData(points : ChartOptionsChartDataCalPoints[], eachSpacing : number, opts : ChartOptions) : ChartOptionsChartDataCalPoints[] {
  938. let categoryGap = opts.extra.column!.categoryGap * opts.pixelRatio;
  939. return points.map((item : ChartOptionsChartDataCalPoints, indexn : number) : ChartOptionsChartDataCalPoints => {
  940. // if (item == null) {
  941. // return null;
  942. // }
  943. item.width = Math.ceil(eachSpacing - 2 * categoryGap);
  944. if (opts.extra.column != null && opts.extra.column!.width > 0) {
  945. item.width = Math.min(item.width!, opts.extra.column!.width * opts.pixelRatio);
  946. }
  947. if (item.width! <= 0) {
  948. item.width = 1;
  949. }
  950. return item;
  951. });
  952. }
  953. function dataCombineStack(series : ChartOptionsSeries[], len : number) : ChartOptionsSeriesData[] {
  954. let sum : Map<number, number> = new Map<number, number>()
  955. let newseries : ChartOptionsSeriesData[] = []
  956. series.forEach((item : ChartOptionsSeries,) => {
  957. for (let j = 0; j < len; j++) {
  958. const val = item.data![j].value!
  959. const old_number = sum.get(j) ?? 0
  960. sum.set(j, val + old_number)
  961. }
  962. })
  963. series.forEach((item : ChartOptionsSeries, index : number) => {
  964. newseries.push(...item.data!)
  965. sum.forEach((k : number) => {
  966. const sumseries = new ChartOptionsSeriesData()
  967. sumseries.value = k
  968. newseries.push(sumseries)
  969. })
  970. })
  971. return newseries
  972. }
  973. function getArrYAxisTextList(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, stack : string, yData : ChartOptionsYAxisData) : string[] {
  974. // let index = arguments.length > 5 && arguments[5] != undefined ? arguments[5] : -1;
  975. let data : number[][] = [];
  976. series.forEach((item : ChartOptionsSeries) => {
  977. data.push(...(item.dataArr))
  978. })
  979. let sorted : number[] = [];
  980. data.map((item : number[]) => {
  981. item.map((subitem) => {
  982. sorted.push(subitem);
  983. })
  984. })
  985. let minData = yData.min ?? 0;
  986. let maxData = yData.max ?? 0;
  987. if (sorted.length > 0) {
  988. minData = Math.min(...sorted);
  989. maxData = Math.max(...sorted);
  990. }
  991. if (minData == maxData) {
  992. if (maxData == 0) {
  993. maxData = 10;
  994. } else {
  995. minData = 0;
  996. }
  997. }
  998. let dataRange = getDataRange(minData, maxData);
  999. let minRange = (yData.min == null) ? dataRange.minRange : yData.min!;
  1000. let maxRange = (yData.max == null) ? dataRange.maxRange : yData.max!;
  1001. let eachRange = (maxRange - minRange) / opts.yAxis.splitNumber;
  1002. let range : string[] = [];
  1003. for (let i = 0; i <= opts.yAxis.splitNumber; i++) {
  1004. range.push(`${minRange + eachRange * i}`);
  1005. }
  1006. return range.reverse();
  1007. }
  1008. function getYAxisTextList(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, stack : string, yData : ChartOptionsYAxisData) : string[] {
  1009. if (opts.type == 'candle') return getArrYAxisTextList(series, opts, config, stack, yData)
  1010. let data : ChartOptionsSeriesData[] = [];
  1011. if (stack == 'stack') {
  1012. data = dataCombineStack(series, opts.categories!.length);
  1013. } else {
  1014. data = dataCombine(series);
  1015. }
  1016. let sorted : number[] = [];
  1017. // remove null from data
  1018. data = data.filter((item) : boolean => {
  1019. return item.value != null
  1020. });
  1021. data.map((item : ChartOptionsSeriesData) => {
  1022. sorted.push(item.value!)
  1023. // if (typeof item == 'object') {
  1024. // if (item.constructor.toString().indexOf('Array') > -1) {
  1025. // if (opts.type == 'candle') {
  1026. // // item.map((subitem : number) => {
  1027. // // sorted.push(subitem: number);
  1028. // // })
  1029. // } else {
  1030. // sorted.push(item[1]);
  1031. // }
  1032. // } else {
  1033. // sorted.push(item.value);
  1034. // }
  1035. // } else {
  1036. // sorted.push(item);
  1037. // }
  1038. })
  1039. let minData = yData.min ?? 0;
  1040. let maxData = yData.max ?? 0;
  1041. if (sorted.length > 0) {
  1042. minData = Math.min(...sorted);
  1043. maxData = Math.max(...sorted);
  1044. }
  1045. if (minData == maxData) {
  1046. if (maxData == 0) {
  1047. maxData = 10;
  1048. } else {
  1049. minData = 0;
  1050. }
  1051. }
  1052. let dataRange = getDataRange(minData, maxData);
  1053. let minRange = (yData.min == null) ? dataRange.minRange : yData.min!;
  1054. let maxRange = (yData.max == null) ? dataRange.maxRange : yData.max!;
  1055. let eachRange = (maxRange - minRange) / opts.yAxis.splitNumber;
  1056. let range : string[] = [];
  1057. for (let i = 0; i <= opts.yAxis.splitNumber; i++) {
  1058. range.push(`${minRange + eachRange * i}`);
  1059. }
  1060. return range.reverse();
  1061. }
  1062. export function getXAxisPoints(categories : string[], opts : ChartOptions, config : TuiChartConfig) : ChartOptionsChartDataXAxisData {
  1063. let spacingValid = opts.width - opts.area[1] - opts.area[3];
  1064. let dataCount = opts.enableScroll ? Math.min(opts.xAxis.itemCount, categories.length) : categories.length;
  1065. if ((opts.type == 'line' || opts.type == 'area' || opts.type == 'scatter' || opts.type == 'bubble' || opts.type == 'bar') && dataCount > 1 && opts.xAxis.boundaryGap == 'justify') {
  1066. dataCount -= 1;
  1067. }
  1068. let widthRatio = 0;
  1069. if (opts.type == 'mount' && opts.extra != null && opts.extra.mount != null && opts.extra.mount!.widthRatio > 1) {
  1070. if (opts.extra.mount!.widthRatio > 2) opts.extra.mount!.widthRatio = 2
  1071. widthRatio = opts.extra.mount!.widthRatio - 1;
  1072. dataCount += widthRatio;
  1073. }
  1074. let eachSpacing = spacingValid / dataCount;
  1075. let xAxisPoints : number[] = [];
  1076. let startX = opts.area[3];
  1077. let endX = opts.width - opts.area[1];
  1078. categories.forEach(function (item, index) {
  1079. xAxisPoints.push(startX + widthRatio / 2 * eachSpacing + index * eachSpacing);
  1080. });
  1081. if (opts.xAxis.boundaryGap != 'justify') {
  1082. if (opts.enableScroll == true) {
  1083. xAxisPoints.push(startX + widthRatio * eachSpacing + categories.length * eachSpacing);
  1084. } else {
  1085. xAxisPoints.push(endX);
  1086. }
  1087. }
  1088. const optscdxd = new ChartOptionsChartDataXAxisData()
  1089. optscdxd.xAxisPoints = xAxisPoints
  1090. optscdxd.startX = startX
  1091. optscdxd.endX = endX
  1092. optscdxd.eachSpacing = eachSpacing
  1093. return optscdxd
  1094. }
  1095. function calCategoriesData(categories : string[], opts : ChartOptions, config : TuiChartConfig, eachSpacing : number, context : CanvasRenderingContext2D) : ChartOptionsChartDataCategoriesData {
  1096. const result : ChartOptionsChartDataCategoriesData = new ChartOptionsChartDataCategoriesData()
  1097. result.xAxisHeight = opts.xAxis.lineHeight * opts.pixelRatio + opts.xAxis.marginTop * opts.pixelRatio
  1098. let fontSize = opts.xAxis.fontSize * opts.pixelRatio;
  1099. let categoriesTextLenth = categories.map(function (item, index) : number {
  1100. // let xitem = opts.xAxis.formatter ? opts.xAxis.formatter(item, index, opts) : item;
  1101. let xitem : string
  1102. if (opts.xAxis.formatter == null) {
  1103. xitem = item
  1104. } else {
  1105. const fun = opts.xAxis.formatter as (val : string, index : number, opts : ChartOptions) => string
  1106. xitem = fun(item, index, opts)
  1107. }
  1108. return measureText(`${xitem}`, fontSize);
  1109. });
  1110. let maxTextLength = Math.max(...categoriesTextLenth);
  1111. if (opts.xAxis.rotateLabel == true) {
  1112. result.angle = opts.xAxis.rotateAngle * Math.PI / 180;
  1113. let tempHeight = opts.xAxis.marginTop * opts.pixelRatio * 2 + Math.abs(maxTextLength * Math.sin(result.angle))
  1114. tempHeight = tempHeight < fontSize + opts.xAxis.marginTop * opts.pixelRatio * 2 ? tempHeight + opts.xAxis.marginTop * opts.pixelRatio * 2 : tempHeight;
  1115. result.xAxisHeight = tempHeight;
  1116. }
  1117. if (opts.enableScroll && opts.xAxis.scrollShow) {
  1118. result.xAxisHeight += 6 * opts.pixelRatio;
  1119. }
  1120. if (opts.xAxis.disabled) {
  1121. result.xAxisHeight = 0;
  1122. }
  1123. return result;
  1124. }
  1125. class ChartsTiming {
  1126. easeIn(pos : number) : number {
  1127. return Math.pow(pos, 3);
  1128. }
  1129. easeOut(pos : number) : number {
  1130. return Math.pow(pos - 1, 3) + 1;
  1131. }
  1132. easeInOut(pos : number) : number {
  1133. if ((pos / 0.5) < 1) {
  1134. return 0.5 * Math.pow(pos, 3);
  1135. } else {
  1136. return 0.5 * (Math.pow(pos - 2, 3) + 2);
  1137. }
  1138. }
  1139. linear(pos : number) : number {
  1140. return pos;
  1141. }
  1142. }
  1143. const Timing = new ChartsTiming()
  1144. function drawYAxis(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  1145. if (opts.yAxis.disabled == true) {
  1146. return;
  1147. }
  1148. let spacingValid = opts.height - opts.area[0] - opts.area[2];
  1149. let eachSpacing = spacingValid / opts.yAxis.splitNumber;
  1150. let startX = opts.area[3];
  1151. let endX = opts.width - opts.area[1];
  1152. let endY = opts.height - opts.area[2];
  1153. // set YAxis background
  1154. context.beginPath();
  1155. context.fillStyle = opts.background;
  1156. if (opts.enableScroll == true && opts.xAxis.scrollPosition != null && opts.xAxis.scrollPosition != 'left') {
  1157. context.fillRect(0, 0, startX, endY + 2 * opts.pixelRatio);
  1158. }
  1159. if (opts.enableScroll == true && opts.xAxis.scrollPosition != null && opts.xAxis.scrollPosition != 'right') {
  1160. context.fillRect(endX, 0, opts.width, endY + 2 * opts.pixelRatio);
  1161. }
  1162. context.closePath();
  1163. context.stroke();
  1164. let tStartLeft = opts.area[3];
  1165. let tStartRight = opts.width - opts.area[1];
  1166. let tStartCenter = opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2;
  1167. if (opts.yAxis.data.length > 0) {
  1168. for (let i = 0; i < opts.yAxis.data.length; i++) {
  1169. let yData = opts.yAxis.data[i];
  1170. let points : number[] = [];
  1171. if (yData.type == 'categories') {
  1172. for (let i = 0; i <= yData.categories!.length; i++) {
  1173. points.push(opts.area[0] + spacingValid / yData.categories!.length / 2 + spacingValid / yData.categories!.length * i);
  1174. }
  1175. } else {
  1176. for (let i = 0; i <= opts.yAxis.splitNumber; i++) {
  1177. points.push(opts.area[0] + eachSpacing * i);
  1178. }
  1179. }
  1180. if (yData.disabled != true) {
  1181. let rangesFormat = opts.chartData.yAxisData.rangesFormat![i];
  1182. let yAxisFontSize = yData.fontSize != null ? yData.fontSize! * opts.pixelRatio : config.fontSize;
  1183. let yAxisWidth = opts.chartData.yAxisData.yAxisWidth![i];
  1184. let textAlign = yData.textAlign ?? "right";
  1185. //画Y轴刻度及文案
  1186. rangesFormat.forEach(function (item, index) {
  1187. let pos = points[index];
  1188. context.beginPath();
  1189. context.font = `${yAxisFontSize}px sans-serif`
  1190. context.lineWidth = (1 * opts.pixelRatio);
  1191. context.strokeStyle = yData.axisLineColor ?? '#cccccc';
  1192. context.fillStyle = (yData.fontColor ?? opts.fontColor);
  1193. let tmpstrat = 0;
  1194. let gapwidth = 4 * opts.pixelRatio;
  1195. if (yAxisWidth.position == 'left') {
  1196. //画刻度线
  1197. if (yData.calibration == true) {
  1198. context.moveTo(opts.xOffset + tStartLeft, pos + opts.yOffset);
  1199. context.lineTo(opts.xOffset + tStartLeft - 3 * opts.pixelRatio, pos + opts.yOffset);
  1200. gapwidth += 3 * opts.pixelRatio;
  1201. }
  1202. //画文字
  1203. switch (textAlign) {
  1204. case "left":
  1205. context.textAlign = ('left');
  1206. tmpstrat = tStartLeft - yAxisWidth.width
  1207. break;
  1208. case "right":
  1209. context.textAlign = ('right');
  1210. tmpstrat = tStartLeft - gapwidth
  1211. break;
  1212. default:
  1213. context.textAlign = ('center');
  1214. tmpstrat = tStartLeft - yAxisWidth.width / 2
  1215. }
  1216. context.fillText(`${item}`, opts.xOffset + tmpstrat, opts.yOffset + pos + yAxisFontSize / 2 - 3 * opts.pixelRatio);
  1217. } else if (yAxisWidth.position == 'right') {
  1218. //画刻度线
  1219. if (yData.calibration == true) {
  1220. context.moveTo(opts.xOffset + tStartRight, pos + opts.yOffset);
  1221. context.lineTo(opts.xOffset + tStartRight + 3 * opts.pixelRatio, pos + opts.yOffset);
  1222. gapwidth += 3 * opts.pixelRatio;
  1223. }
  1224. switch (textAlign) {
  1225. case "left":
  1226. context.textAlign = ('left');
  1227. tmpstrat = tStartRight + gapwidth
  1228. break;
  1229. case "right":
  1230. context.textAlign = ('right');
  1231. tmpstrat = tStartRight + yAxisWidth.width
  1232. break;
  1233. default:
  1234. context.textAlign = ('center');
  1235. tmpstrat = tStartRight + yAxisWidth.width / 2
  1236. }
  1237. context.fillText(`${item}`, opts.xOffset + tmpstrat, opts.yOffset + pos + yAxisFontSize / 2 - 3 * opts.pixelRatio);
  1238. } else if (yAxisWidth.position == 'center') {
  1239. //画刻度线
  1240. if (yData.calibration == true) {
  1241. context.moveTo(opts.xOffset + tStartCenter, pos + opts.yOffset);
  1242. context.lineTo(opts.xOffset + tStartCenter - 3 * opts.pixelRatio, pos + opts.yOffset);
  1243. gapwidth += 3 * opts.pixelRatio;
  1244. }
  1245. //画文字
  1246. switch (textAlign) {
  1247. case "left":
  1248. context.textAlign = ('left');
  1249. tmpstrat = tStartCenter - yAxisWidth.width
  1250. break;
  1251. case "right":
  1252. context.textAlign = ('right');
  1253. tmpstrat = tStartCenter - gapwidth
  1254. break;
  1255. default:
  1256. context.textAlign = ('center');
  1257. tmpstrat = tStartCenter - yAxisWidth.width / 2
  1258. }
  1259. context.fillText(`${item}`, opts.xOffset + tmpstrat, opts.yOffset + pos + yAxisFontSize / 2 - 3 * opts.pixelRatio);
  1260. }
  1261. context.closePath();
  1262. context.stroke();
  1263. context.textAlign = ('left');
  1264. });
  1265. //画Y轴轴线
  1266. if (yData.axisLine != false) {
  1267. context.beginPath();
  1268. context.strokeStyle = yData.axisLineColor ?? '#cccccc';
  1269. context.lineWidth = (1 * opts.pixelRatio);
  1270. if (yAxisWidth.position == 'left') {
  1271. context.moveTo(opts.xOffset + tStartLeft, opts.height - opts.area[2] + opts.yOffset);
  1272. context.lineTo(opts.xOffset + tStartLeft, opts.area[0] + opts.yOffset);
  1273. } else if (yAxisWidth.position == 'right') {
  1274. context.moveTo(opts.xOffset + tStartRight, opts.height - opts.area[2] + opts.yOffset);
  1275. context.lineTo(opts.xOffset + tStartRight, opts.area[0] + opts.yOffset);
  1276. } else if (yAxisWidth.position == 'center') {
  1277. context.moveTo(opts.xOffset + tStartCenter, opts.height - opts.area[2] + opts.yOffset);
  1278. context.lineTo(opts.xOffset + tStartCenter, opts.area[0] + opts.yOffset);
  1279. }
  1280. context.stroke();
  1281. }
  1282. //画Y轴标题
  1283. if (opts.yAxis.showTitle) {
  1284. let titleFontSize = yData.titleFontSize != null ? yData.titleFontSize! * opts.pixelRatio : config.fontSize
  1285. let title = yData.title!;
  1286. context.beginPath();
  1287. context.font = `${titleFontSize}px sans-serif`
  1288. context.fillStyle = (yData.titleFontColor ?? opts.fontColor);
  1289. if (yAxisWidth.position == 'left') {
  1290. context.fillText(title, opts.xOffset + tStartLeft - measureText(title, titleFontSize) / 2 + (yData.titleOffsetX ?? 0), opts.yOffset + opts.area[0] - (10 - (yData.titleOffsetY ?? 0)) * opts.pixelRatio);
  1291. } else if (yAxisWidth.position == 'right') {
  1292. context.fillText(title, opts.xOffset + tStartRight - measureText(title, titleFontSize) / 2 + (yData.titleOffsetX ?? 0), opts.yOffset + opts.area[0] - (10 - (yData.titleOffsetY ?? 0)) * opts.pixelRatio);
  1293. } else if (yAxisWidth.position == 'center') {
  1294. context.fillText(title, opts.xOffset + tStartCenter - measureText(title, titleFontSize) / 2 + (yData.titleOffsetX ?? 0), opts.yOffset + opts.area[0] - (10 - (yData.titleOffsetY ?? 0)) * opts.pixelRatio);
  1295. }
  1296. context.closePath();
  1297. context.stroke();
  1298. }
  1299. if (yAxisWidth.position == 'left') {
  1300. tStartLeft -= (yAxisWidth.width + opts.yAxis.padding * opts.pixelRatio);
  1301. } else {
  1302. tStartRight += yAxisWidth.width + opts.yAxis.padding * opts.pixelRatio;
  1303. }
  1304. }
  1305. }
  1306. }
  1307. }
  1308. function drawYAxisGrid(categories : string[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  1309. if (opts.yAxis.disableGrid == true) {
  1310. return;
  1311. }
  1312. let spacingValid = opts.height - opts.area[0] - opts.area[2];
  1313. let eachSpacing = spacingValid / opts.yAxis.splitNumber;
  1314. let startX = opts.area[3];
  1315. let xAxisPoints = opts.chartData.xAxisData.xAxisPoints!,
  1316. xAxiseachSpacing = opts.chartData.xAxisData.eachSpacing!;
  1317. let TotalWidth = xAxiseachSpacing * (xAxisPoints.length - 1);
  1318. if (opts.type == 'mount' && opts.extra != null && opts.extra.mount != null && opts.extra.mount!.widthRatio != null && opts.extra.mount!.widthRatio > 1) {
  1319. if (opts.extra.mount!.widthRatio > 2) opts.extra.mount!.widthRatio = 2
  1320. TotalWidth += (opts.extra.mount!.widthRatio - 1) * xAxiseachSpacing;
  1321. }
  1322. let endX = startX + TotalWidth;
  1323. let points : number[] = [];
  1324. let startY = 1
  1325. if (opts.xAxis.axisLine == false) {
  1326. startY = 0
  1327. }
  1328. for (let i = startY; i < opts.yAxis.splitNumber + 1; i++) {
  1329. points.push(opts.height - opts.area[2] - eachSpacing * i);
  1330. }
  1331. context.save();
  1332. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0) {
  1333. context.translate(opts._scrollDistance_!, 0);
  1334. }
  1335. if (opts.yAxis.gridType == 'dash') {
  1336. context.setLineDash([opts.yAxis.dashLength * opts.pixelRatio, opts.yAxis.dashLength * opts.pixelRatio]);
  1337. }
  1338. context.strokeStyle = opts.yAxis.gridColor;
  1339. context.lineWidth = (1 * opts.pixelRatio);
  1340. points.forEach(function (item, index) {
  1341. context.beginPath();
  1342. context.moveTo(startX + opts.xOffset, item + opts.yOffset);
  1343. context.lineTo(endX + opts.xOffset, item + opts.yOffset);
  1344. context.stroke();
  1345. });
  1346. context.setLineDash([]);
  1347. context.restore();
  1348. }
  1349. function fillCustomColor(linearType : string, customColor : string[] | null, series : ChartOptionsSeries[], config : TuiChartConfig) : string[] {
  1350. let newcolor = customColor ?? [];
  1351. if (linearType == 'custom' && newcolor.length == 0) {
  1352. newcolor = config.linearColor;
  1353. }
  1354. if (linearType == 'custom' && newcolor.length < series.length) {
  1355. let chazhi = series.length - newcolor.length;
  1356. for (let i = 0; i < chazhi; i++) {
  1357. newcolor.push(config.linearColor[(i + 1) % config.linearColor.length]);
  1358. }
  1359. }
  1360. return newcolor;
  1361. }
  1362. function drawXAxis(categories : string[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  1363. let xAxisData = opts.chartData.xAxisData,
  1364. xAxisPoints = xAxisData.xAxisPoints!,
  1365. startX = xAxisData.startX!,
  1366. endX = xAxisData.endX!,
  1367. eachSpacing = xAxisData.eachSpacing!;
  1368. let boundaryGap = 'center';
  1369. if (opts.type == 'bar' || opts.type == 'line' || opts.type == 'area' || opts.type == 'scatter' || opts.type == 'bubble') {
  1370. boundaryGap = opts.xAxis.boundaryGap;
  1371. }
  1372. let startY = opts.height - opts.area[2];
  1373. let endY = opts.area[0];
  1374. //绘制滚动条
  1375. if (opts.enableScroll && opts.xAxis.scrollShow) {
  1376. let scrollY = opts.height - opts.area[2] + config.xAxisHeight;
  1377. let scrollScreenWidth = endX - startX;
  1378. let scrollTotalWidth = eachSpacing * (xAxisPoints.length - 1);
  1379. if (opts.type == 'mount' && opts.extra != null && opts.extra.mount != null && opts.extra.mount!.widthRatio != null && opts.extra.mount!.widthRatio > 1) {
  1380. if (opts.extra.mount!.widthRatio > 2) opts.extra.mount!.widthRatio = 2
  1381. scrollTotalWidth += (opts.extra.mount!.widthRatio - 1) * eachSpacing;
  1382. }
  1383. let scrollWidth = scrollScreenWidth * scrollScreenWidth / scrollTotalWidth;
  1384. let scrollLeft = 0;
  1385. if (opts._scrollDistance_ != null) {
  1386. scrollLeft = -opts._scrollDistance_! * (scrollScreenWidth) / scrollTotalWidth;
  1387. }
  1388. context.beginPath();
  1389. context.lineCap = ('round');
  1390. context.lineWidth = (6 * opts.pixelRatio);
  1391. context.strokeStyle = opts.xAxis.scrollBackgroundColor ?? "#EFEBEF";
  1392. context.moveTo(startX + opts.xOffset, scrollY + opts.yOffset);
  1393. context.lineTo(endX + opts.xOffset, scrollY + opts.yOffset);
  1394. context.stroke();
  1395. context.closePath();
  1396. context.beginPath();
  1397. context.lineCap = ('round');
  1398. context.lineWidth = (6 * opts.pixelRatio);
  1399. context.strokeStyle = opts.xAxis.scrollColor ?? "#A6A6A6";
  1400. context.moveTo(opts.xOffset + startX + scrollLeft, scrollY + opts.yOffset);
  1401. context.lineTo(opts.xOffset + startX + scrollLeft + scrollWidth, scrollY + opts.yOffset);
  1402. context.stroke();
  1403. context.closePath();
  1404. context.lineCap = ('butt');
  1405. }
  1406. context.save();
  1407. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0) {
  1408. context.translate(opts._scrollDistance_!, 0);
  1409. }
  1410. //绘制X轴刻度线
  1411. if (opts.xAxis.calibration == true) {
  1412. context.strokeStyle = opts.xAxis.gridColor ?? "#cccccc";
  1413. context.lineCap = ('butt');
  1414. context.lineWidth = (1 * opts.pixelRatio);
  1415. xAxisPoints.forEach(function (item, index) {
  1416. if (index > 0) {
  1417. context.beginPath();
  1418. context.moveTo(opts.xOffset + item - eachSpacing / 2, startY + opts.yOffset);
  1419. context.lineTo(opts.xOffset + item - eachSpacing / 2, startY + 3 * opts.pixelRatio + opts.yOffset);
  1420. context.closePath();
  1421. context.stroke();
  1422. }
  1423. });
  1424. }
  1425. //绘制X轴网格
  1426. if (opts.xAxis.disableGrid != true) {
  1427. context.strokeStyle = opts.xAxis.gridColor ?? "#cccccc";
  1428. context.lineCap = ('butt');
  1429. context.lineWidth = (1 * opts.pixelRatio);
  1430. if (opts.xAxis.gridType == 'dash') {
  1431. context.setLineDash([opts.xAxis.dashLength * opts.pixelRatio, opts.xAxis.dashLength * opts.pixelRatio]);
  1432. }
  1433. opts.xAxis.gridEval = opts.xAxis.gridEval ?? 1;
  1434. xAxisPoints.forEach(function (item, index) {
  1435. if (index % opts.xAxis.gridEval == 0) {
  1436. context.beginPath();
  1437. context.moveTo(item + opts.xOffset, startY + opts.yOffset);
  1438. context.lineTo(item + opts.xOffset, endY + opts.yOffset);
  1439. context.stroke();
  1440. }
  1441. });
  1442. context.setLineDash([]);
  1443. }
  1444. //绘制X轴文案
  1445. if (opts.xAxis.disabled != true) {
  1446. // 对X轴列表做抽稀处理
  1447. //默认全部显示X轴标签
  1448. let maxXAxisListLength = categories.length;
  1449. //如果设置了X轴单屏数量
  1450. if (opts.xAxis.labelCount != null) {
  1451. //如果设置X轴密度
  1452. if (opts.xAxis.itemCount != null) {
  1453. maxXAxisListLength = Math.ceil(categories.length / opts.xAxis.itemCount * opts.xAxis.labelCount!);
  1454. } else {
  1455. maxXAxisListLength = opts.xAxis.labelCount!;
  1456. }
  1457. maxXAxisListLength -= 1;
  1458. }
  1459. let ratio = Math.ceil(categories.length / maxXAxisListLength);
  1460. let newCategories : string[] = [];
  1461. let cgLength = categories.length;
  1462. for (let i = 0; i < cgLength; i++) {
  1463. if (i % ratio != 0) {
  1464. newCategories.push("");
  1465. } else {
  1466. newCategories.push(categories[i]);
  1467. }
  1468. }
  1469. newCategories[cgLength - 1] = categories[cgLength - 1];
  1470. let xAxisFontSize = opts.xAxis.fontSize != null ? opts.xAxis.fontSize * opts.pixelRatio : config.fontSize;
  1471. if (config._xAxisTextAngle_ == 0) {
  1472. newCategories.forEach(function (item, index) {
  1473. let xitem : string = item
  1474. if (opts.xAxis.formatter != null) {
  1475. const fun = opts.xAxis.formatter as (val : string, index : number, opts : ChartOptions) => string
  1476. xitem = fun(item, index, opts)
  1477. }
  1478. let offset = -measureText(`${xitem}`, xAxisFontSize) / 2;
  1479. if (boundaryGap == 'center') {
  1480. offset += eachSpacing / 2;
  1481. }
  1482. let scrollHeight = 0;
  1483. if (opts.xAxis.scrollShow) {
  1484. scrollHeight = 6 * opts.pixelRatio;
  1485. }
  1486. // 如果在主视图区域内
  1487. let _scrollDistance_ = opts._scrollDistance_ ?? 0;
  1488. let truePoints = boundaryGap == 'center' ? xAxisPoints[index] + eachSpacing / 2 : xAxisPoints[index];
  1489. if (xitem != '' && (truePoints - Math.abs(_scrollDistance_)) >= (opts.area[3] - 1) && (truePoints - Math.abs(_scrollDistance_)) <= (opts.width - opts.area[1] + 1)) {
  1490. context.beginPath();
  1491. context.font = `${xAxisFontSize}px sans-serif`
  1492. context.fillStyle = (opts.xAxis.fontColor ?? opts.fontColor);
  1493. context.fillText(`${xitem}`, opts.xOffset + xAxisPoints[index] + offset, opts.yOffset + startY + opts.xAxis.marginTop * opts.pixelRatio + (opts.xAxis.lineHeight - opts.xAxis.fontSize) * opts.pixelRatio / 2 + opts.xAxis.fontSize * opts.pixelRatio);
  1494. context.closePath();
  1495. context.stroke();
  1496. }
  1497. });
  1498. } else {
  1499. newCategories.forEach(function (item, index) {
  1500. // let xitem = opts.xAxis.formatter ? opts.xAxis.formatter(item) : item;
  1501. let xitem : string = item
  1502. if (opts.xAxis.formatter != null) {
  1503. const fun = opts.xAxis.formatter as (val : string) => string
  1504. xitem = fun(item)
  1505. }
  1506. // 如果在主视图区域内
  1507. let _scrollDistance_ = opts._scrollDistance_ ?? 0;
  1508. let truePoints = boundaryGap == 'center' ? xAxisPoints[index] + eachSpacing / 2 : xAxisPoints[index];
  1509. if (xitem != '' && (truePoints - Math.abs(_scrollDistance_)) >= (opts.area[3] - 1) && (truePoints - Math.abs(_scrollDistance_)) <= (opts.width - opts.area[1] + 1)) {
  1510. context.save();
  1511. context.beginPath();
  1512. context.font = `${xAxisFontSize}px sans-serif`
  1513. context.fillStyle = (opts.xAxis.fontColor ?? opts.fontColor);
  1514. let textWidth = measureText(`${xitem}`, xAxisFontSize);
  1515. let offsetX = xAxisPoints[index];
  1516. if (boundaryGap == 'center') {
  1517. offsetX = xAxisPoints[index] + eachSpacing / 2;
  1518. }
  1519. let scrollHeight = 0;
  1520. if (opts.xAxis.scrollShow) {
  1521. scrollHeight = 6 * opts.pixelRatio;
  1522. }
  1523. let offsetY = startY + opts.xAxis.marginTop * opts.pixelRatio + xAxisFontSize - xAxisFontSize * Math.abs(Math.sin(config._xAxisTextAngle_));
  1524. if (opts.xAxis.rotateAngle < 0) {
  1525. offsetX -= xAxisFontSize / 2;
  1526. textWidth = 0;
  1527. } else {
  1528. offsetX += xAxisFontSize / 2;
  1529. textWidth = -textWidth;
  1530. }
  1531. context.translate(offsetX, offsetY);
  1532. context.rotate(-1 * config._xAxisTextAngle_);
  1533. context.fillText(`${xitem}`, textWidth + opts.xOffset, 0 + opts.yOffset);
  1534. context.closePath();
  1535. context.stroke();
  1536. context.restore();
  1537. }
  1538. });
  1539. }
  1540. }
  1541. context.restore();
  1542. //画X轴标题
  1543. if (opts.xAxis.title != null) {
  1544. context.beginPath();
  1545. context.font = `${opts.xAxis.titleFontSize * opts.pixelRatio}px sans-serif`
  1546. context.fillStyle = (opts.xAxis.titleFontColor);
  1547. context.fillText(`${opts.xAxis.title}`, opts.xOffset + opts.width - opts.area[1] + opts.xAxis.titleOffsetX * opts.pixelRatio, opts.height - opts.area[2] + opts.xAxis.marginTop * opts.pixelRatio + (opts.xAxis.lineHeight - opts.xAxis.titleFontSize) * opts.pixelRatio / 2 + (opts.xAxis.titleFontSize + opts.xAxis.titleOffsetY) * opts.pixelRatio + opts.yOffset);
  1548. context.closePath();
  1549. context.stroke();
  1550. }
  1551. //绘制X轴轴线
  1552. if (opts.xAxis.axisLine) {
  1553. context.beginPath();
  1554. context.strokeStyle = opts.xAxis.axisLineColor;
  1555. context.lineWidth = (1 * opts.pixelRatio);
  1556. context.moveTo(startX + opts.xOffset, opts.height - opts.area[2] + opts.yOffset);
  1557. context.lineTo(endX + opts.xOffset, opts.height - opts.area[2] + opts.yOffset);
  1558. context.stroke();
  1559. }
  1560. }
  1561. function getColumnDataPoints(data : ChartOptionsSeriesData[], minRange : number, maxRange : number, xAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, zeroPoints : number, process : number = 1) : ChartOptionsChartDataCalPoints[] {
  1562. // let process = arguments.length > 8 && arguments[8] != undefined ? arguments[8] : 1;
  1563. let points : ChartOptionsChartDataCalPoints[] = [];
  1564. let validHeight = opts.height - opts.area[0] - opts.area[2];
  1565. let validWidth = opts.width - opts.area[1] - opts.area[3];
  1566. data.forEach(function (item, index) {
  1567. if (item == null) {
  1568. // points.push(null);
  1569. } else {
  1570. const point = new ChartOptionsChartDataCalPoints()
  1571. point.color = item.color;
  1572. point.x = xAxisPoints[index];
  1573. let value = item.value!;
  1574. // if (typeof item == 'object' && item != null) {
  1575. // if (Array.isArray(item)) {
  1576. // let xranges = [...opts.chartData.xAxisData.ranges!];
  1577. // let xminRange = xranges.shift()!;
  1578. // let xmaxRange = xranges.pop()!;
  1579. // // value = item[1];
  1580. // point.x = opts.area[3] + validWidth * (item[0] - xminRange) / (xmaxRange - xminRange);
  1581. // } else {
  1582. // // value = item.value;
  1583. // }
  1584. // }
  1585. point.x += eachSpacing / 2;
  1586. let height = validHeight * (value * process - minRange) / (maxRange - minRange);
  1587. point.y = opts.height - height - opts.area[2];
  1588. points.push(point);
  1589. }
  1590. });
  1591. return points;
  1592. }
  1593. function getStackDataPoints(data : ChartOptionsSeriesData[], minRange : number, maxRange : number, xAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, seriesIndex : number, stackSeries : ChartOptionsSeries[], process : number = 1) : ChartOptionsChartDataCalPoints[] {
  1594. // let process = arguments.length > 9 && arguments[9] != undefined ? arguments[9] : 1;
  1595. let points : ChartOptionsChartDataCalPoints[] = [];
  1596. let validHeight = opts.height - opts.area[0] - opts.area[2];
  1597. data.forEach(function (item : ChartOptionsSeriesData, index : number) {
  1598. if (item == null) {
  1599. // points.push(null);
  1600. } else {
  1601. let point = new ChartOptionsChartDataCalPoints()
  1602. point.color = item.color;
  1603. point.x = xAxisPoints[index] + Math.round(eachSpacing / 2);
  1604. let height0 : number
  1605. let height : number
  1606. if (seriesIndex > 0) {
  1607. let value = 0;
  1608. for (let i = 0; i <= seriesIndex; i++) {
  1609. const val = stackSeries[i].data![index]!.value!
  1610. value += val;
  1611. }
  1612. let value0 = value - item.value!;
  1613. height = validHeight * (value - minRange) / (maxRange - minRange);
  1614. height0 = validHeight * (value0 - minRange) / (maxRange - minRange);
  1615. } else {
  1616. let value : number = item.value!;
  1617. height = validHeight * (value - minRange) / (maxRange - minRange);
  1618. height0 = 0;
  1619. }
  1620. let heightc = height0;
  1621. height *= process;
  1622. heightc *= process;
  1623. point.y = opts.height - Math.round(height) - opts.area[2];
  1624. // if (index == 0) console.log(point.y, opts.height, Math.round(height), opts.area)
  1625. point.y0 = opts.height - Math.round(heightc) - opts.area[2];
  1626. points.push(point);
  1627. }
  1628. });
  1629. return points;
  1630. }
  1631. function fixColumeData(points : ChartOptionsChartDataCalPoints[], eachSpacing : number, columnLen : number, index : number, config : TuiChartConfig, opts : ChartOptions) : ChartOptionsChartDataCalPoints[] {
  1632. return points.map(function (item : ChartOptionsChartDataCalPoints) : ChartOptionsChartDataCalPoints {
  1633. // if (item == null) {
  1634. // return null;
  1635. // }
  1636. let seriesGap = 0;
  1637. let categoryGap = 0;
  1638. if (opts.type == 'mix') {
  1639. seriesGap = (opts.extra.mix?.column?.seriesGap ?? 0) * opts.pixelRatio;
  1640. categoryGap = (opts.extra.mix?.column?.categoryGap ?? 0) * opts.pixelRatio;
  1641. } else {
  1642. seriesGap = opts.extra.column!.seriesGap * opts.pixelRatio ?? 0;
  1643. categoryGap = opts.extra.column!.categoryGap * opts.pixelRatio ?? 0;
  1644. }
  1645. seriesGap = Math.min(seriesGap, eachSpacing / columnLen)
  1646. categoryGap = Math.min(categoryGap, eachSpacing / columnLen)
  1647. item.width = Math.ceil((eachSpacing - 2 * categoryGap - seriesGap * (columnLen - 1)) / columnLen);
  1648. if (opts.extra.mix != null && opts.extra.mix!.column!.width != null && opts.extra.mix!.column!.width! > 0) {
  1649. item.width = Math.min(item.width!, opts.extra.mix!.column!.width! * opts.pixelRatio);
  1650. }
  1651. if (opts.extra.column != null && opts.extra.column!.width != null && opts.extra.column!.width > 0) {
  1652. item.width = Math.min(item.width!, opts.extra.column!.width * opts.pixelRatio);
  1653. }
  1654. if (item.width! <= 0) {
  1655. item.width = 1;
  1656. }
  1657. item.x += (index + 0.5 - columnLen / 2) * (item.width! + seriesGap);
  1658. return item;
  1659. });
  1660. }
  1661. function drawColumePointText(points : ChartOptionsChartDataCalPoints[], series : ChartOptionsSeries, config : TuiChartConfig, context : CanvasRenderingContext2D, opts : ChartOptions) {
  1662. // 绘制数据文案
  1663. let data : ChartOptionsSeriesData[] = series.data!;
  1664. let textOffset = series.textOffset != null ? series.textOffset! : 0;
  1665. let Position = opts.extra.column!.labelPosition;
  1666. points.forEach(function (item, index) {
  1667. if (item != null) {
  1668. context.beginPath();
  1669. let fontSize = series.textSize != null ? series.textSize! * opts.pixelRatio : config.fontSize;
  1670. context.font = `${fontSize}px sans-serif`
  1671. context.fillStyle = (series.textColor ?? opts.fontColor);
  1672. let value : number = data[index].value!
  1673. // if (typeof data[index] == 'object' && data[index] != null) {
  1674. // if (Array.isArray(data[index])) {
  1675. // value = data[index][1];
  1676. // } else {
  1677. // value = data[index].value!
  1678. // }
  1679. // }
  1680. // let formatVal = series.formatter ? series.formatter(value, index, series, opts) : value;
  1681. // let formatVal : number = value
  1682. // if (series.formatter != null) {
  1683. // const fun = series.formatter as (value, index, series, opts) => number
  1684. // }
  1685. //后续需要传入函数进行内容格式显示
  1686. let formatVal = value
  1687. context.textAlign = ('center');
  1688. let startY = item.y - 4 * opts.pixelRatio + textOffset * opts.pixelRatio;
  1689. if (item.y > series.zeroPoints!) {
  1690. startY = item.y + textOffset * opts.pixelRatio + fontSize;
  1691. }
  1692. if (Position == 'insideTop') {
  1693. startY = item.y + fontSize + textOffset * opts.pixelRatio;
  1694. if (item.y > series.zeroPoints!) {
  1695. startY = item.y - textOffset * opts.pixelRatio - 4 * opts.pixelRatio;
  1696. }
  1697. }
  1698. if (Position == 'center') {
  1699. startY = item.y + textOffset * opts.pixelRatio + (opts.height - opts.area[2] - item.y + fontSize) / 2;
  1700. if (series.zeroPoints! < opts.height - opts.area[2]) {
  1701. startY = item.y + textOffset * opts.pixelRatio + (series.zeroPoints! - item.y + fontSize) / 2;
  1702. }
  1703. if (item.y > series.zeroPoints!) {
  1704. startY = item.y - textOffset * opts.pixelRatio - (item.y - series.zeroPoints! - fontSize) / 2;
  1705. }
  1706. if (opts.extra.column!.type == 'stack') {
  1707. startY = item.y + textOffset * opts.pixelRatio + (item.y0 - item.y + fontSize) / 2;
  1708. }
  1709. }
  1710. if (Position == 'bottom') {
  1711. startY = opts.height - opts.area[2] + textOffset * opts.pixelRatio - 4 * opts.pixelRatio;
  1712. if (series.zeroPoints! < opts.height - opts.area[2]) {
  1713. startY = series.zeroPoints! + textOffset * opts.pixelRatio - 4 * opts.pixelRatio;
  1714. }
  1715. if (item.y > series.zeroPoints!) {
  1716. startY = series.zeroPoints! - textOffset * opts.pixelRatio + fontSize + 2 * opts.pixelRatio;
  1717. }
  1718. if (opts.extra.column!.type == 'stack') {
  1719. startY = item.y0 + textOffset * opts.pixelRatio - 4 * opts.pixelRatio;
  1720. }
  1721. }
  1722. context.fillText(`${formatVal}`, item.x + opts.xOffset, startY + opts.yOffset);
  1723. context.closePath();
  1724. context.stroke();
  1725. context.textAlign = ('left');
  1726. }
  1727. });
  1728. }
  1729. function drawToolTipSplitArea(offsetX : number, opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, eachSpacing : number) {
  1730. const xOffset = opts.xOffset;
  1731. const yOffset = opts.yOffset;
  1732. let toolTipOption = opts.extra.column!
  1733. if (toolTipOption.activeWidth == -1) toolTipOption.activeWidth = eachSpacing
  1734. toolTipOption.activeWidth = toolTipOption.activeWidth > eachSpacing ? eachSpacing : toolTipOption.activeWidth;
  1735. let startY = opts.area[0];
  1736. let endY = opts.height - opts.area[2];
  1737. context.beginPath();
  1738. context.fillStyle = hexToRgb(toolTipOption.activeBgColor, toolTipOption.activeBgOpacity);
  1739. context.rect(offsetX - toolTipOption.activeWidth / 2 + xOffset, startY + yOffset, toolTipOption.activeWidth + xOffset, endY - startY);
  1740. context.closePath();
  1741. context.fill();
  1742. context.fillStyle = "#FFFFFF";
  1743. }
  1744. function fixColumeMeterData(points : ChartOptionsChartDataCalPoints[], eachSpacing : number, columnLen : number, index : number, config : TuiChartConfig, opts : ChartOptions, border : number) : ChartOptionsChartDataCalPoints[] {
  1745. let categoryGap : number = opts.extra.column!.categoryGap * opts.pixelRatio ?? 0;
  1746. return points.map((item : ChartOptionsChartDataCalPoints) : ChartOptionsChartDataCalPoints => {
  1747. // if (item == null) {
  1748. // return null;
  1749. // }
  1750. item.width = eachSpacing - 2 * categoryGap;
  1751. if (opts.extra.column != null && +opts.extra.column!.width > 0) {
  1752. item.width = Math.min(item.width!, +opts.extra.column!.width * opts.pixelRatio);
  1753. }
  1754. if (index > 0) {
  1755. item.width = item.width! - border;
  1756. }
  1757. return item;
  1758. });
  1759. }
  1760. function getArrDataPoints(data : number[][], minRange : number, maxRange : number, xAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, process : number = 1) : ChartOptionsChartDataCalPoints[] {
  1761. let boundaryGap = opts.xAxis.boundaryGap;
  1762. let points : ChartOptionsChartDataCalPoints[] = [];
  1763. let validHeight = opts.height - opts.area[0] - opts.area[2];
  1764. let validWidth = opts.width - opts.area[1] - opts.area[3];
  1765. data.forEach((item, index) => {
  1766. const point = new ChartOptionsChartDataCalPoints()
  1767. const xranges = [...opts.chartData.xAxisData.ranges!];
  1768. const xminRange = xranges.shift()!;
  1769. const xmaxRange = xranges.pop()!;
  1770. let value = item[1];
  1771. point.x = opts.area[3] + validWidth * (item[0] - xminRange) / (xmaxRange - xminRange);
  1772. if (opts.type == 'bubble') {
  1773. point.r = item[2];
  1774. point.t = item[3];
  1775. }
  1776. if (boundaryGap == 'center') {
  1777. point.x += eachSpacing / 2;
  1778. }
  1779. let height = validHeight * (value - minRange) / (maxRange - minRange);
  1780. height *= process;
  1781. point.y = opts.height - height - opts.area[2];
  1782. points.push(point);
  1783. });
  1784. return points;
  1785. }
  1786. function getDataPoints(data : ChartOptionsSeriesData[], minRange : number, maxRange : number, xAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, process : number = 1) : ChartOptionsChartDataCalPoints[] {
  1787. let boundaryGap = 'center';
  1788. if (opts.type == 'line' || opts.type == 'area' || opts.type == 'bubble') {
  1789. boundaryGap = opts.xAxis.boundaryGap;
  1790. }
  1791. let points : ChartOptionsChartDataCalPoints[] = [];
  1792. let validHeight = opts.height - opts.area[0] - opts.area[2];
  1793. let validWidth = opts.width - opts.area[1] - opts.area[3];
  1794. data.forEach((item, index) => {
  1795. if (item.value == null) {
  1796. // points.push(null);
  1797. } else {
  1798. const point = new ChartOptionsChartDataCalPoints()
  1799. point.color = item.color;
  1800. point.x = xAxisPoints[index];
  1801. let value : number = item.value!
  1802. //暂时未发现有这种方式的使用场景后续在看是否保留
  1803. // console.log(Array.isArray(item))
  1804. // if (typeof item == 'object' && item != null) {
  1805. // if (Array.isArray(item)) {
  1806. // const xranges = [...opts.chartData.xAxisData.ranges!];
  1807. // const xminRange = xranges.shift()!;
  1808. // const xmaxRange = xranges.pop()!;
  1809. // value = item[1];
  1810. // point.x = opts.area[3] + validWidth * (item[0] - xminRange) / (xmaxRange - xminRange);
  1811. // if (opts.type == 'bubble') {
  1812. // point.r = item[2];
  1813. // point.t = item[3];
  1814. // }
  1815. // } else {
  1816. // value = item.value;
  1817. // }
  1818. // }
  1819. if (boundaryGap == 'center') {
  1820. point.x += eachSpacing / 2;
  1821. }
  1822. let height = validHeight * (value - minRange) / (maxRange - minRange);
  1823. height *= process;
  1824. point.y = opts.height - height - opts.area[2];
  1825. points.push(point);
  1826. }
  1827. });
  1828. return points;
  1829. }
  1830. function drawColumnDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartColumnDataPoints {
  1831. let xAxisData = opts.chartData.xAxisData,
  1832. xAxisPoints = xAxisData.xAxisPoints!,
  1833. eachSpacing = xAxisData.eachSpacing!;
  1834. let columnOption = opts.extra.column!
  1835. let calPoints : ChartOptionsChartDataCalPoints[][] = [];
  1836. context.save();
  1837. let leftNum = -2;
  1838. let rightNum = xAxisPoints.length + 2;
  1839. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  1840. context.translate(opts._scrollDistance_!, 0);
  1841. leftNum = Math.floor((-opts._scrollDistance_!) / eachSpacing) - 2;
  1842. rightNum = leftNum + opts.xAxis.itemCount + 4;
  1843. }
  1844. //这里注释的代码后序需要使用到
  1845. if (opts.tooltip != null && opts.tooltip!.textList.length > 0 && process == 1) {
  1846. drawToolTipSplitArea(opts.tooltip!.offset.x, opts, config, context, eachSpacing);
  1847. }
  1848. columnOption.customColor = fillCustomColor(columnOption.linearType, columnOption.customColor, series, config);
  1849. series.forEach(function (eachSeries, seriesIndex) {
  1850. let ranges : string[] = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  1851. let minRange : number = parseFloat(ranges.pop()!);
  1852. let maxRange : number = parseFloat(ranges.shift()!);
  1853. // 计算0轴坐标
  1854. let spacingValid = opts.height - opts.area[0] - opts.area[2];
  1855. let zeroHeight = spacingValid * (0 - minRange) / (maxRange - minRange);
  1856. let zeroPoints = opts.height - Math.round(zeroHeight) - opts.area[2];
  1857. eachSeries.zeroPoints = zeroPoints;
  1858. let data = eachSeries.data!;
  1859. let points : ChartOptionsChartDataCalPoints[]
  1860. switch (columnOption.type) {
  1861. case 'group':
  1862. points = getColumnDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, zeroPoints, process);
  1863. let tooltipPoints = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
  1864. calPoints.push(tooltipPoints);
  1865. points = fixColumeData(points, eachSpacing, series.length, seriesIndex, config, opts);
  1866. for (let i = 0; i < points.length; i++) {
  1867. let item = points[i];
  1868. if (item != null && i > leftNum && i < rightNum) {
  1869. let startX = item.x - (item.width!) / 2;
  1870. let height = opts.height - item.y - opts.area[2];
  1871. context.beginPath();
  1872. let fillColor : any = item.color ?? eachSeries.color!
  1873. let strokeColor = item.color ?? eachSeries.color!
  1874. if (columnOption.linearType != 'none') {
  1875. let grd : CanvasGradient = context.createLinearGradient(startX + opts.xOffset, item.y + opts.yOffset, startX + opts.xOffset, zeroPoints + opts.yOffset);
  1876. //透明渐变
  1877. if (columnOption.linearType == 'opacity') {
  1878. grd.addColorStop(0, hexToRgb(`${fillColor}`, columnOption.linearOpacity));
  1879. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  1880. } else {
  1881. grd.addColorStop(0, hexToRgb(columnOption.customColor[eachSeries.linearIndex!], columnOption.linearOpacity));
  1882. grd.addColorStop(columnOption.colorStop, hexToRgb(columnOption.customColor[eachSeries.linearIndex!], columnOption.linearOpacity));
  1883. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  1884. }
  1885. fillColor = grd
  1886. }
  1887. // 圆角边框
  1888. if ((columnOption.barBorderRadius.length == 4) || columnOption.barBorderCircle == true) {
  1889. const left = startX;
  1890. const top = item.y > zeroPoints ? zeroPoints : item.y;
  1891. const width = item.width!;
  1892. const height = Math.abs(zeroPoints - item.y);
  1893. if (columnOption.barBorderCircle) {
  1894. columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
  1895. }
  1896. if (item.y > zeroPoints) {
  1897. columnOption.barBorderRadius = [0, 0, width / 2, width / 2];
  1898. }
  1899. let r0 = columnOption.barBorderRadius[0]
  1900. let r1 = columnOption.barBorderRadius[1]
  1901. let r2 = columnOption.barBorderRadius[2]
  1902. let r3 = columnOption.barBorderRadius[3]
  1903. let minRadius = Math.min(width / 2, height / 2);
  1904. r0 = r0 > minRadius ? minRadius : r0;
  1905. r1 = r1 > minRadius ? minRadius : r1;
  1906. r2 = r2 > minRadius ? minRadius : r2;
  1907. r3 = r3 > minRadius ? minRadius : r3;
  1908. r0 = r0 < 0 ? 0 : r0;
  1909. r1 = r1 < 0 ? 0 : r1;
  1910. r2 = r2 < 0 ? 0 : r2;
  1911. r3 = r3 < 0 ? 0 : r3;
  1912. context.arc(opts.xOffset + left + r0, opts.yOffset + top + r0, r0, -Math.PI, -Math.PI / 2, false);
  1913. context.arc(opts.xOffset + left + width - r1, opts.yOffset + top + r1, r1, -Math.PI / 2, 0, false);
  1914. context.arc(opts.xOffset + left + width - r2, opts.yOffset + top + height - r2, r2, 0, Math.PI / 2, false);
  1915. context.arc(opts.xOffset + left + r3, opts.yOffset + top + height - r3, r3, Math.PI / 2, Math.PI, false);
  1916. } else {
  1917. context.moveTo(opts.xOffset + startX, item.y + opts.yOffset);
  1918. context.lineTo(opts.xOffset + startX + item.width!, item.y + opts.yOffset);
  1919. context.lineTo(opts.xOffset + startX + item.width!, zeroPoints + opts.yOffset);
  1920. context.lineTo(opts.xOffset + startX, zeroPoints + opts.yOffset);
  1921. context.lineTo(opts.xOffset + startX, item.y + opts.yOffset);
  1922. context.lineWidth = 1
  1923. context.strokeStyle = strokeColor;
  1924. }
  1925. context.fillStyle = fillColor
  1926. context.closePath();
  1927. context.fill();
  1928. }
  1929. };
  1930. break;
  1931. case 'stack':
  1932. // 绘制堆叠数据图
  1933. points = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
  1934. calPoints.push(points);
  1935. points = fixColumeStackData(points, eachSpacing, opts);
  1936. for (let i = 0; i < points.length; i++) {
  1937. let item = points[i];
  1938. if (item != null && i > leftNum && i < rightNum) {
  1939. context.beginPath();
  1940. let fillColor = item.color ?? eachSeries.color!;
  1941. let startX = item.x - (item.width!) / 2 + 1;
  1942. let height = opts.height - item.y - opts.area[2];
  1943. let height0 = opts.height - item.y0 - opts.area[2];
  1944. if (seriesIndex > 0) {
  1945. height -= height0;
  1946. }
  1947. context.fillStyle = (fillColor);
  1948. context.moveTo(opts.xOffset + startX, opts.yOffset + item.y);
  1949. context.fillRect(opts.xOffset + startX, opts.yOffset + item.y, item.width!, height);
  1950. context.closePath();
  1951. context.fill();
  1952. }
  1953. };
  1954. break;
  1955. case 'meter':
  1956. // 绘制温度计数据图 以下内容暂时不翻译不能删
  1957. points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  1958. calPoints.push(points);
  1959. points = fixColumeMeterData(points, eachSpacing, series.length, seriesIndex, config, opts, columnOption.meterBorder);
  1960. for (let i = 0; i < points.length; i++) {
  1961. let item = points[i];
  1962. if (item != null && i > leftNum && i < rightNum) {
  1963. //画背景颜色
  1964. context.beginPath();
  1965. if (seriesIndex == 0 && columnOption.meterBorder > 0) {
  1966. context.strokeStyle = eachSeries.color!;
  1967. context.lineWidth = (columnOption.meterBorder * opts.pixelRatio);
  1968. }
  1969. if (seriesIndex == 0) {
  1970. context.fillStyle = (columnOption.meterFillColor);
  1971. } else {
  1972. context.fillStyle = item.color ?? eachSeries.color!;
  1973. }
  1974. let startX = item.x - (item.width!) / 2;
  1975. let height = opts.height - item.y - opts.area[2];
  1976. if ((columnOption.barBorderRadius.length == 4) || columnOption.barBorderCircle == true) {
  1977. const left = startX;
  1978. const top = item.y;
  1979. const width = item.width!;
  1980. const height = zeroPoints - item.y;
  1981. if (columnOption.barBorderCircle) {
  1982. columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
  1983. }
  1984. // let [r0, r1, r2, r3] = columnOption.barBorderRadius;
  1985. let r0 : number = columnOption.barBorderRadius[0]
  1986. let r1 : number = columnOption.barBorderRadius[1]
  1987. let r2 : number = columnOption.barBorderRadius[2]
  1988. let r3 : number = columnOption.barBorderRadius[3]
  1989. let minRadius = Math.min(width / 2, height / 2);
  1990. r0 = r0 > minRadius ? minRadius : r0;
  1991. r1 = r1 > minRadius ? minRadius : r1;
  1992. r2 = r2 > minRadius ? minRadius : r2;
  1993. r3 = r3 > minRadius ? minRadius : r3;
  1994. r0 = r0 < 0 ? 0 : r0;
  1995. r1 = r1 < 0 ? 0 : r1;
  1996. r2 = r2 < 0 ? 0 : r2;
  1997. r3 = r3 < 0 ? 0 : r3;
  1998. context.arc(opts.xOffset + left + r0, opts.yOffset + top + r0, r0, -Math.PI, -Math.PI / 2);
  1999. context.arc(opts.xOffset + left + width - r1, opts.yOffset + top + r1, r1, -Math.PI / 2, 0);
  2000. context.arc(opts.xOffset + left + width - r2, opts.yOffset + top + height - r2, r2, 0, Math.PI / 2);
  2001. context.arc(opts.xOffset + left + r3, opts.yOffset + top + height - r3, r3, Math.PI / 2, Math.PI);
  2002. context.fill();
  2003. } else {
  2004. context.moveTo(opts.xOffset + startX, item.y + opts.yOffset);
  2005. context.lineTo(opts.xOffset + startX + item.width!, item.y + opts.yOffset);
  2006. context.lineTo(opts.xOffset + startX + item.width!, zeroPoints + opts.yOffset);
  2007. context.lineTo(opts.xOffset + startX, zeroPoints + opts.yOffset);
  2008. context.lineTo(opts.xOffset + startX, item.y + opts.yOffset);
  2009. context.fill();
  2010. }
  2011. if (seriesIndex == 0 && columnOption.meterBorder > 0) {
  2012. context.closePath();
  2013. context.stroke();
  2014. }
  2015. }
  2016. }
  2017. break;
  2018. }
  2019. });
  2020. if (opts.dataLabel != false && process == 1) {
  2021. series.forEach(function (eachSeries, seriesIndex) {
  2022. let ranges : string[] = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  2023. let minRange : number = parseFloat(ranges.pop()!);
  2024. let maxRange : number = parseFloat(ranges.shift()!);
  2025. let data = eachSeries.data!;
  2026. let points : ChartOptionsChartDataCalPoints[]
  2027. switch (columnOption.type) {
  2028. case 'group':
  2029. points = getColumnDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  2030. points = fixColumeData(points, eachSpacing, series.length, seriesIndex, config, opts);
  2031. drawColumePointText(points, eachSeries, config, context, opts);
  2032. break;
  2033. case 'stack':
  2034. points = getStackDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
  2035. drawColumePointText(points, eachSeries, config, context, opts);
  2036. break;
  2037. case 'meter':
  2038. points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  2039. drawColumePointText(points, eachSeries, config, context, opts);
  2040. break;
  2041. }
  2042. });
  2043. }
  2044. context.restore();
  2045. return {
  2046. yAxisPoints: [] as number[],
  2047. xAxisPoints: xAxisPoints,
  2048. calPoints: calPoints,
  2049. eachSpacing: eachSpacing
  2050. } as ChartColumnDataPoints
  2051. }
  2052. function drawLegend(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, chartData : ChartOptionsChartData) {
  2053. if (opts.legend.show == false) {
  2054. return;
  2055. }
  2056. let legendData = chartData.legendData;
  2057. let legendList = legendData.points;
  2058. let legendArea = legendData.area;
  2059. let padding = opts.legend.padding * opts.pixelRatio;
  2060. let fontSize = opts.legend.fontSize * opts.pixelRatio;
  2061. let shapeWidth = 15 * opts.pixelRatio;
  2062. let shapeRight = 5 * opts.pixelRatio;
  2063. let itemGap = opts.legend.itemGap * opts.pixelRatio;
  2064. let lineHeight = Math.max(opts.legend.lineHeight * opts.pixelRatio, fontSize);
  2065. //画背景及边框
  2066. context.beginPath();
  2067. context.lineWidth = (opts.legend.borderWidth! * opts.pixelRatio);
  2068. context.strokeStyle = opts.legend.borderColor;
  2069. context.fillStyle = (opts.legend.backgroundColor);
  2070. context.moveTo(opts.xOffset + legendArea.start.x, opts.yOffset + legendArea.start.y);
  2071. context.rect(legendArea.start.x + opts.xOffset, legendArea.start.y + opts.yOffset, legendArea.width, legendArea.height);
  2072. context.closePath();
  2073. context.fill();
  2074. context.stroke();
  2075. legendList.forEach(function (itemList, listIndex) {
  2076. let width = 0;
  2077. let height = 0;
  2078. if (listIndex < legendData.widthArr.length) width = legendData.widthArr[listIndex];
  2079. if (listIndex < legendData.heightArr.length) height = legendData.heightArr[listIndex];
  2080. let startX = 0;
  2081. let startY = 0;
  2082. if (opts.legend.position == 'top' || opts.legend.position == 'bottom') {
  2083. switch (opts.legend.float) {
  2084. case 'left':
  2085. startX = legendArea.start.x + padding;
  2086. break;
  2087. case 'right':
  2088. startX = legendArea.start.x + legendArea.width - width;
  2089. break;
  2090. default:
  2091. startX = legendArea.start.x + (legendArea.width - width) / 2;
  2092. }
  2093. startY = legendArea.start.y + padding + listIndex * lineHeight;
  2094. } else {
  2095. if (listIndex == 0) {
  2096. width = 0;
  2097. } else {
  2098. width = legendData.widthArr[listIndex - 1];
  2099. }
  2100. startX = legendArea.start.x + padding + width;
  2101. startY = legendArea.start.y + padding + (legendArea.height - height) / 2;
  2102. }
  2103. context.font = `${config.fontSize}px sans-serif`;
  2104. for (let i = 0; i < itemList.length; i++) {
  2105. let item = itemList[i];
  2106. item.area = [0, 0, 0, 0];
  2107. item.area![0] = startX;
  2108. item.area![1] = startY;
  2109. item.area![3] = startY + lineHeight;
  2110. context.beginPath();
  2111. context.lineWidth = (1 * opts.pixelRatio);
  2112. context.strokeStyle = item.show ? item.color! : opts.legend.hiddenColor;
  2113. context.fillStyle = (item.show ? item.color! : opts.legend.hiddenColor);
  2114. switch (item.legendShape) {
  2115. case 'line':
  2116. context.moveTo(opts.xOffset + startX, opts.yOffset + startY + 0.5 * lineHeight - 2 * opts.pixelRatio);
  2117. context.fillRect(opts.xOffset + startX, opts.yOffset + startY + 0.5 * lineHeight - 2 * opts.pixelRatio, 15 * opts.pixelRatio, 4 * opts.pixelRatio);
  2118. break;
  2119. case 'triangle':
  2120. context.moveTo(opts.xOffset + startX + 7.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
  2121. context.lineTo(opts.xOffset + startX + 2.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight + 5 * opts.pixelRatio);
  2122. context.lineTo(opts.xOffset + startX + 12.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight + 5 * opts.pixelRatio);
  2123. context.lineTo(opts.xOffset + startX + 7.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
  2124. break;
  2125. case 'diamond':
  2126. context.moveTo(opts.xOffset + startX + 7.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
  2127. context.lineTo(opts.xOffset + startX + 2.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight);
  2128. context.lineTo(opts.xOffset + startX + 7.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight + 5 * opts.pixelRatio);
  2129. context.lineTo(opts.xOffset + startX + 12.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight);
  2130. context.lineTo(opts.xOffset + startX + 7.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
  2131. break;
  2132. case 'circle':
  2133. context.moveTo(opts.xOffset + startX + 7.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight);
  2134. context.arc(opts.xOffset + startX + 7.5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight, 5 * opts.pixelRatio, 0, 2 * Math.PI);
  2135. break;
  2136. case 'rect':
  2137. context.moveTo(opts.xOffset + startX, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
  2138. context.fillRect(opts.xOffset + startX, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio, 15 * opts.pixelRatio, 10 * opts.pixelRatio);
  2139. break;
  2140. case 'square':
  2141. context.moveTo(opts.xOffset + startX + 5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
  2142. context.fillRect(opts.xOffset + startX + 5 * opts.pixelRatio, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio, 10 * opts.pixelRatio, 10 * opts.pixelRatio);
  2143. break;
  2144. case 'none':
  2145. break;
  2146. default:
  2147. context.moveTo(opts.xOffset + startX, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio);
  2148. context.fillRect(opts.xOffset + startX, opts.yOffset + startY + 0.5 * lineHeight - 5 * opts.pixelRatio, 15 * opts.pixelRatio, 10 * opts.pixelRatio);
  2149. }
  2150. context.closePath();
  2151. context.fill();
  2152. context.stroke();
  2153. startX += shapeWidth + shapeRight;
  2154. let fontTrans = 0.5 * lineHeight + 0.5 * fontSize - 2;
  2155. const legendText = item.legendText ?? item.name!;
  2156. context.beginPath();
  2157. context.font = `${fontSize}px sans-serif`;
  2158. context.fillStyle = (item.show ? opts.legend.fontColor : opts.legend.hiddenColor);
  2159. context.fillText(legendText, startX + opts.xOffset, opts.yOffset + startY + fontTrans);
  2160. context.closePath();
  2161. context.stroke();
  2162. if (opts.legend.position == 'top' || opts.legend.position == 'bottom') {
  2163. startX += measureText(legendText, fontSize) + itemGap;
  2164. item.area![2] = startX;
  2165. } else {
  2166. item.area![2] = startX + measureText(legendText, fontSize) + itemGap;;
  2167. startX -= shapeWidth + shapeRight;
  2168. startY += lineHeight;
  2169. }
  2170. }
  2171. });
  2172. }
  2173. function calTooltipYAxisData(point : number, series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, eachSpacing : number) : string[] {
  2174. let ranges = [...opts.chartData.yAxisData.ranges!];
  2175. let spacingValid = opts.height - opts.area[0] - opts.area[2];
  2176. let minAxis = opts.area[0];
  2177. let items : string[] = [];
  2178. for (let i = 0; i < ranges.length; i++) {
  2179. const numberRanges = ranges[i].map((item : string) : number => parseFloat(item))
  2180. let maxVal = Math.max(...numberRanges);
  2181. let minVal = Math.min(...numberRanges);
  2182. let item = maxVal - (maxVal - minVal) * (point - minAxis) / spacingValid;
  2183. let val : string = ''
  2184. if (opts.yAxis.data != null) {
  2185. if (opts.yAxis.data[i].formatter != null) {
  2186. const fun = opts.yAxis.data[i].formatter as (item : number, i : number, opts : ChartOptions) => string
  2187. val = fun(item, i, opts)
  2188. } else {
  2189. val = item.toFixed(0)
  2190. }
  2191. }
  2192. items.push(val)
  2193. }
  2194. return items;
  2195. }
  2196. function drawToolTipHorizentalLine(opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, eachSpacing : number, xAxisPoints : number[]) {
  2197. let toolTipOption = opts.extra.tooltip!
  2198. let startX = opts.area[3];
  2199. let endX = opts.width - opts.area[1];
  2200. if (toolTipOption.gridType == 'dash') {
  2201. context.setLineDash([toolTipOption.dashLength, toolTipOption.dashLength]);
  2202. }
  2203. context.strokeStyle = toolTipOption.gridColor;
  2204. context.lineWidth = 1 * opts.pixelRatio;
  2205. context.beginPath();
  2206. context.moveTo(startX, opts.tooltip!.offset.y);
  2207. context.lineTo(endX, opts.tooltip!.offset.y);
  2208. context.stroke();
  2209. context.setLineDash([]);
  2210. if (toolTipOption.yAxisLabel) {
  2211. let boxPadding = toolTipOption.boxPadding * opts.pixelRatio;
  2212. let labelText = calTooltipYAxisData(opts.tooltip!.offset.y, opts.series!, opts, config, eachSpacing);
  2213. let widthArr = opts.chartData.yAxisData.yAxisWidth!;
  2214. let tStartLeft = opts.area[3];
  2215. let tStartRight = opts.width - opts.area[1];
  2216. for (let i = 0; i < labelText.length; i++) {
  2217. const fontsize = toolTipOption.fontSize * opts.pixelRatio
  2218. context.font = `${fontsize}px sans-serif`
  2219. let textWidth = measureText(labelText[i], fontsize);
  2220. let bgStartX : number = 0
  2221. let bgEndX : number = 0
  2222. let bgWidth : number = 0
  2223. if (widthArr[i].position == 'left') {
  2224. bgStartX = tStartLeft - (textWidth + boxPadding * 2) - 2 * opts.pixelRatio;
  2225. bgEndX = Math.max(bgStartX, bgStartX + textWidth + boxPadding * 2);
  2226. } else {
  2227. bgStartX = tStartRight + 2 * opts.pixelRatio;
  2228. bgEndX = Math.max(bgStartX + widthArr[i].width, bgStartX + textWidth + boxPadding * 2);
  2229. }
  2230. bgWidth = bgEndX - bgStartX;
  2231. let textX = bgStartX + (bgWidth - textWidth) / 2;
  2232. let textY = opts.tooltip!.offset.y;
  2233. context.beginPath();
  2234. context.fillStyle = (hexToRgb(toolTipOption.labelBgColor, toolTipOption.labelBgOpacity));
  2235. context.strokeStyle = toolTipOption.labelBgColor;
  2236. context.lineWidth = (1 * opts.pixelRatio);
  2237. context.rect(bgStartX, textY - 0.5 * config.fontSize - boxPadding, bgWidth, config.fontSize + 2 * boxPadding);
  2238. context.closePath();
  2239. context.stroke();
  2240. context.fill();
  2241. context.beginPath();
  2242. context.font = `${config.fontSize}px sans-serif`
  2243. context.fillStyle = (toolTipOption.labelFontColor);
  2244. context.fillText(labelText[i], textX, textY + 0.5 * config.fontSize);
  2245. context.closePath();
  2246. context.stroke();
  2247. if (widthArr[i].position == 'left') {
  2248. tStartLeft -= (widthArr[i].width + opts.yAxis.padding * opts.pixelRatio);
  2249. } else {
  2250. tStartRight += widthArr[i].width + opts.yAxis.padding * opts.pixelRatio;
  2251. }
  2252. }
  2253. }
  2254. }
  2255. function drawToolTipBridge(opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number, eachSpacing : number, xAxisPoints : number[]) {
  2256. //以下代码后续需要翻译
  2257. let toolTipOption = opts.extra.tooltip ?? new ChartOptionsExtraTooltip();
  2258. if (toolTipOption.horizentalLine && opts.tooltip != null && process == 1 && (opts.type == 'line' || opts.type == 'area' || opts.type == 'column' || opts.type == 'mount' || opts.type == 'candle' || opts.type == 'mix')) {
  2259. drawToolTipHorizentalLine(opts, config, context, eachSpacing, xAxisPoints)
  2260. }
  2261. context.save();
  2262. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  2263. context.translate(opts._scrollDistance_!, 0);
  2264. }
  2265. if (opts.tooltip != null && opts.tooltip!.textList.length > 0 && process == 1) {
  2266. drawToolTip(opts.tooltip!.textList, opts.tooltip!.offset, opts, config, context);
  2267. }
  2268. context.restore();
  2269. }
  2270. function drawCanvas(opts : ChartOptions, context : CanvasRenderingContext2D) {
  2271. context.save();
  2272. context.translate(0, 0.5);
  2273. context.restore();
  2274. // context.draw();
  2275. }
  2276. function calMarkLineData(points : ChartOptionsExtraMarkLineData[], opts : ChartOptions) : ChartOptionsExtraMarkLineData[] {
  2277. let minRange : number, maxRange : number;
  2278. let spacingValid = opts.height - opts.area[0] - opts.area[2];
  2279. for (let i = 0; i < points.length; i++) {
  2280. points[i].yAxisIndex = points[i].yAxisIndex ?? 0;
  2281. let range = [...opts.chartData.yAxisData.ranges![points[i].yAxisIndex!]];
  2282. minRange = parseFloat(range.pop()!);
  2283. maxRange = parseFloat(range.shift()!);
  2284. let height = spacingValid * (points[i].value! - minRange) / (maxRange - minRange);
  2285. points[i].y = opts.height - Math.round(height) - opts.area[2];
  2286. }
  2287. return points;
  2288. }
  2289. function drawMarkLine(opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  2290. const markLineOption = opts.extra.markLine!
  2291. let startX = opts.area[3];
  2292. let endX = opts.width - opts.area[1];
  2293. let points = calMarkLineData(markLineOption.data, opts);
  2294. for (let i = 0; i < points.length; i++) {
  2295. let item = points[i]
  2296. if (markLineOption.type == 'dash') {
  2297. context.setLineDash([markLineOption.dashLength, markLineOption.dashLength]);
  2298. }
  2299. context.strokeStyle = item.lineColor;
  2300. context.lineWidth = (1 * opts.pixelRatio);
  2301. context.beginPath();
  2302. context.moveTo(opts.xOffset + startX, opts.yOffset + item.y!);
  2303. context.lineTo(opts.xOffset + endX, opts.yOffset + item.y!);
  2304. context.stroke();
  2305. context.setLineDash([]);
  2306. if (item.showLabel) {
  2307. let fontSize = item.labelFontSize * opts.pixelRatio;
  2308. let labelText = item.labelText ?? item.value!;
  2309. context.font = `${fontSize}px sans-serif`;
  2310. let textWidth = measureText(`${labelText}`, fontSize);
  2311. let bgWidth = textWidth + item.labelPadding * opts.pixelRatio * 2;
  2312. let bgStartX = item.labelAlign == 'left' ? opts.area[3] - bgWidth : opts.width - opts.area[1];
  2313. bgStartX += item.labelOffsetX;
  2314. let bgStartY = item.y! - 0.5 * fontSize - item.labelPadding * opts.pixelRatio;
  2315. bgStartY += item.labelOffsetY;
  2316. let textX = bgStartX + item.labelPadding * opts.pixelRatio;
  2317. let textY = item.y;
  2318. context.fillStyle = (hexToRgb(item.labelBgColor, item.labelBgOpacity));
  2319. context.strokeStyle = item.labelBgColor;
  2320. context.lineWidth = (1 * opts.pixelRatio);
  2321. context.beginPath();
  2322. context.rect(bgStartX + opts.xOffset, bgStartY + opts.yOffset, bgWidth, fontSize + 2 * item.labelPadding * opts.pixelRatio);
  2323. context.closePath();
  2324. context.stroke();
  2325. context.fill();
  2326. context.font = `${fontSize}px sans-serif`;
  2327. context.textAlign = ('left');
  2328. context.fillStyle = (item.labelFontColor);
  2329. context.fillText(`${labelText}`, opts.xOffset + textX, opts.yOffset + bgStartY + fontSize + item.labelPadding * opts.pixelRatio / 2);
  2330. context.stroke();
  2331. context.textAlign = ('left');
  2332. }
  2333. }
  2334. }
  2335. function contextRotate(context : CanvasRenderingContext2D, opts : ChartOptions) {
  2336. if (opts.rotateLock != true) {
  2337. context.translate(opts.height, 0);
  2338. context.rotate(90 * Math.PI / 180);
  2339. } else if (opts._rotate_ != true) {
  2340. context.translate(opts.height, 0);
  2341. context.rotate(90 * Math.PI / 180);
  2342. opts._rotate_ = true;
  2343. }
  2344. }
  2345. export class Animation {
  2346. animationFrameId : number = 0
  2347. isStop : boolean = false
  2348. duration : number
  2349. timing : string
  2350. delay : number = 17
  2351. startTimeStamp : number = 0
  2352. opts : ChartAnimationOption
  2353. canvasContext : CanvasContext
  2354. constructor(opts : ChartAnimationOption) {
  2355. this.canvasContext = opts.canvasContext
  2356. this.duration = opts.duration ?? 1000
  2357. this.timing = opts.timing ?? 'easeInOut';
  2358. this.delay = 17;
  2359. this.opts = opts;
  2360. this.startTimeStamp = new Date().getTime()
  2361. this.step()
  2362. }
  2363. step() {
  2364. if (this.isStop == true) {
  2365. if (this.animationFrameId != 0) this.canvasContext.cancelAnimationFrame(this.animationFrameId);
  2366. this.opts.onProcess(1);
  2367. this.opts.onAnimationFinish();
  2368. return;
  2369. }
  2370. const curdata = new Date().getTime()
  2371. if (curdata - this.startTimeStamp < this.duration) {
  2372. let process = (curdata - this.startTimeStamp) / this.duration;
  2373. switch (this.timing) {
  2374. case 'easeIn':
  2375. process = Timing.easeIn(process)
  2376. break;
  2377. case 'easeOut':
  2378. process = Timing.easeOut(process)
  2379. break;
  2380. case 'easeInOut':
  2381. process = Timing.easeInOut(process)
  2382. break;
  2383. case 'linear':
  2384. process = Timing.linear(process)
  2385. break;
  2386. default:
  2387. break;
  2388. }
  2389. this.opts.onProcess(process);
  2390. if (this.animationFrameId != 0) this.canvasContext.cancelAnimationFrame(this.animationFrameId);
  2391. this.animationFrameId = this.canvasContext.requestAnimationFrame((_ : number) => {
  2392. this.step()
  2393. })
  2394. } else {
  2395. if (this.animationFrameId != 0) this.canvasContext.cancelAnimationFrame(this.animationFrameId);
  2396. this.opts.onProcess(1);
  2397. this.opts.onAnimationFinish();
  2398. }
  2399. }
  2400. stop() {
  2401. this.isStop = true;
  2402. }
  2403. }
  2404. // function fixPieSeries(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig) : ChartOptionsSeries[] {
  2405. // let pieSeriesArr : ChartOptionsSeries[] = [];
  2406. // if (series.length > 0 && Array.isArray(series[0].data)) {
  2407. // opts._pieSeries_ = series;
  2408. // let oldseries : ChartOptionsSeriesData[] = series[0].data;
  2409. // for (let i = 0; i < oldseries.length; i++) {
  2410. // const newseries = new ChartOptionsSeriesData()
  2411. // oldseries[i].formatter = series[0].formatter;
  2412. // oldseries[i].data = oldseries[i].value;
  2413. // pieSeriesArr.push(oldseries[i]);
  2414. // }
  2415. // // opts.series = pieSeriesArr;
  2416. // } else {
  2417. // // pieSeriesArr = series;
  2418. // }
  2419. // return pieSeriesArr;
  2420. // }
  2421. function getMountDataPoints(series : ChartOptionsSeries[], minRange : number, maxRange : number, xAxisPoints : number[], eachSpacing : number, opts : ChartOptions, mountOption : ChartOptionsExtraMount, zeroPoints : number, process : number = 1) : ChartOptionsChartDataCalPoints[] {
  2422. // let process = arguments.length > 8 && arguments[8] != undefined ? arguments[8] : 1;
  2423. let points : ChartOptionsChartDataCalPoints[] = [];
  2424. let validHeight = opts.height - opts.area[0] - opts.area[2];
  2425. let validWidth = opts.width - opts.area[1] - opts.area[3];
  2426. let mountWidth = eachSpacing * mountOption.widthRatio;
  2427. series.forEach((item, index) => {
  2428. if (item == null) {
  2429. // points.push(null);
  2430. } else {
  2431. // let point = {};
  2432. let point = new ChartOptionsChartDataCalPoints()
  2433. point.color = item.color;
  2434. point.x = xAxisPoints[index];
  2435. point.x += eachSpacing / 2;
  2436. let value = item.data![0].value!;
  2437. let height = validHeight * (value * process - minRange) / (maxRange - minRange);
  2438. point.y = opts.height - height - opts.area[2];
  2439. point.value = value;
  2440. point.width = mountWidth;
  2441. points.push(point);
  2442. }
  2443. });
  2444. return points;
  2445. }
  2446. function drawMountPointText(points : ChartOptionsChartDataCalPoints[], series : ChartOptionsSeries[], config : TuiChartConfig, context : CanvasRenderingContext2D, opts : ChartOptions, zeroPoints : number) {
  2447. // 绘制数据文案
  2448. // let data = series.data!;发现是无用代码,如果后续代码不出问题删除这行代码
  2449. // let Position = opts.extra.mount!.labelPosition;发现是无用代码,如果后续代码不出问题删除这行代码
  2450. points.forEach(function (item, index) {
  2451. if (item != null) {
  2452. let itemseries : ChartOptionsSeries = series[index]
  2453. let textOffset = itemseries.textOffset ?? 0;
  2454. context.beginPath();
  2455. let fontSize = itemseries.textSize != null ? itemseries.textSize! * opts.pixelRatio : config.fontSize;
  2456. context.font = `${fontSize}px sans-serif`
  2457. context.fillStyle = itemseries.textColor ?? opts.fontColor;
  2458. let value = item.value
  2459. // let formatVal = series[index].formatter ? series[index].formatter(value, index, series, opts) : value;
  2460. let formatVal : string = `${value}`
  2461. if (itemseries.formatter != null) {
  2462. const fun = itemseries.formatter as (value : number, index : number, series : ChartOptionsSeries[], opts : ChartOptions) => string
  2463. formatVal = fun(value, index, series, opts)
  2464. }
  2465. context.textAlign = 'center'
  2466. let startY = item.y - 4 * opts.pixelRatio + textOffset * opts.pixelRatio;
  2467. if (item.y > zeroPoints) {
  2468. startY = item.y + textOffset * opts.pixelRatio + fontSize;
  2469. }
  2470. context.fillText(formatVal, item.x + opts.xOffset, startY + opts.yOffset);
  2471. context.closePath();
  2472. context.stroke();
  2473. context.textAlign = 'left';
  2474. }
  2475. });
  2476. }
  2477. function drawMountDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartColumnDataPoints {
  2478. let xAxisData = opts.chartData.xAxisData
  2479. let xAxisPoints = xAxisData.xAxisPoints
  2480. let eachSpacing = xAxisData.eachSpacing!
  2481. let mountOption = opts.extra.mount!
  2482. mountOption.widthRatio = mountOption.widthRatio <= 0 ? 0 : mountOption.widthRatio;
  2483. mountOption.widthRatio = mountOption.widthRatio >= 2 ? 2 : mountOption.widthRatio;
  2484. let calPoints = [];
  2485. context.save();
  2486. let leftNum = -2;
  2487. let rightNum = xAxisPoints.length + 2;
  2488. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  2489. context.translate(opts._scrollDistance_!, 0);
  2490. leftNum = Math.floor((-opts._scrollDistance_!) / eachSpacing) - 2;
  2491. rightNum = leftNum + opts.xAxis.itemCount + 4;
  2492. }
  2493. mountOption.customColor = fillCustomColor(mountOption.linearType, mountOption.customColor, series, config);
  2494. let ranges = [...opts.chartData.yAxisData.ranges![0]];
  2495. let minRange = parseInt(ranges.pop()!);
  2496. let maxRange = parseInt(ranges.shift()!);
  2497. // 计算0轴坐标
  2498. let spacingValid = opts.height - opts.area[0] - opts.area[2];
  2499. let zeroHeight = spacingValid * (0 - minRange) / (maxRange - minRange);
  2500. let zeroPoints = opts.height - Math.round(zeroHeight) - opts.area[2];
  2501. let points = getMountDataPoints(series, minRange, maxRange, xAxisPoints, eachSpacing, opts, mountOption, zeroPoints, process);
  2502. let xOffset = opts.xOffset;
  2503. let yOffset = opts.yOffset;
  2504. switch (mountOption.type) {
  2505. case 'bar':
  2506. for (let i = 0; i < points.length; i++) {
  2507. let item = points[i];
  2508. if (item != null && i > leftNum && i < rightNum) {
  2509. let startX = item.x - eachSpacing * mountOption.widthRatio / 2;
  2510. let height = opts.height - item.y - opts.area[2];
  2511. context.beginPath();
  2512. let fillColor : any = item.color! ?? series[i].color!
  2513. let strokeColor = item.color ?? series[i].color
  2514. if (mountOption.linearType != 'none') {
  2515. let grd = context.createLinearGradient(startX + opts.xOffset, item.y + opts.yOffset, startX + opts.xOffset, zeroPoints + opts.yOffset);
  2516. //透明渐变
  2517. if (mountOption.linearType == 'opacity') {
  2518. grd.addColorStop(0, hexToRgb(`${fillColor}`, mountOption.linearOpacity));
  2519. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2520. } else {
  2521. grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2522. grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2523. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2524. }
  2525. fillColor = grd
  2526. }
  2527. // 圆角边框
  2528. if ((mountOption.barBorderRadius.length == 4) || mountOption.barBorderCircle == true) {
  2529. const left = startX;
  2530. const top = item.y > zeroPoints ? zeroPoints : item.y;
  2531. const width = item.width!;
  2532. const height = Math.abs(zeroPoints - item.y);
  2533. if (mountOption.barBorderCircle) {
  2534. mountOption.barBorderRadius = [width / 2, width / 2, 0, 0];
  2535. }
  2536. if (item.y > zeroPoints) {
  2537. mountOption.barBorderRadius = [0, 0, width / 2, width / 2];
  2538. }
  2539. let r0 = mountOption.barBorderRadius[0]
  2540. let r1 = mountOption.barBorderRadius[1]
  2541. let r2 = mountOption.barBorderRadius[2]
  2542. let r3 = mountOption.barBorderRadius[3]
  2543. let minRadius = Math.min(width / 2, height / 2);
  2544. r0 = r0 > minRadius ? minRadius : r0;
  2545. r1 = r1 > minRadius ? minRadius : r1;
  2546. r2 = r2 > minRadius ? minRadius : r2;
  2547. r3 = r3 > minRadius ? minRadius : r3;
  2548. r0 = r0 < 0 ? 0 : r0;
  2549. r1 = r1 < 0 ? 0 : r1;
  2550. r2 = r2 < 0 ? 0 : r2;
  2551. r3 = r3 < 0 ? 0 : r3;
  2552. context.arc(opts.xOffset + left + r0, opts.yOffset + top + r0, r0, -Math.PI, -Math.PI / 2);
  2553. context.arc(opts.xOffset + left + width - r1, opts.yOffset + top + r1, r1, -Math.PI / 2, 0);
  2554. context.arc(opts.xOffset + left + width - r2, opts.yOffset + top + height - r2, r2, 0, Math.PI / 2);
  2555. context.arc(opts.xOffset + left + r3, opts.yOffset + top + height - r3, r3, Math.PI / 2, Math.PI);
  2556. } else {
  2557. context.moveTo(opts.xOffset + startX, item.y + opts.yOffset);
  2558. context.lineTo(opts.xOffset + startX + item.width!, item.y + opts.yOffset);
  2559. context.lineTo(opts.xOffset + startX + item.width!, zeroPoints + opts.yOffset);
  2560. context.lineTo(opts.xOffset + startX, zeroPoints + opts.yOffset);
  2561. context.lineTo(opts.xOffset + startX, item.y + opts.yOffset);
  2562. }
  2563. context.strokeStyle = `${strokeColor}`;
  2564. context.fillStyle = fillColor;
  2565. if (mountOption.borderWidth > 0) {
  2566. context.lineWidth = (mountOption.borderWidth * opts.pixelRatio);
  2567. context.closePath();
  2568. context.stroke();
  2569. }
  2570. context.fill();
  2571. }
  2572. };
  2573. break;
  2574. case 'triangle':
  2575. for (let i = 0; i < points.length; i++) {
  2576. let item = points[i];
  2577. if (item != null && i > leftNum && i < rightNum) {
  2578. let startX = item.x - eachSpacing * mountOption.widthRatio / 2;
  2579. let height = opts.height - item.y - opts.area[2];
  2580. context.beginPath();
  2581. let fillColor : any = item.color ?? series[i].color!
  2582. let strokeColor = item.color ?? series[i].color
  2583. if (mountOption.linearType != 'none') {
  2584. let grd = context.createLinearGradient(startX + opts.xOffset, item.y + opts.yOffset, startX + opts.xOffset, zeroPoints + opts.yOffset);
  2585. //透明渐变
  2586. if (mountOption.linearType == 'opacity') {
  2587. grd.addColorStop(0, hexToRgb(`${fillColor}`, mountOption.linearOpacity));
  2588. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2589. } else {
  2590. grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2591. grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2592. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2593. }
  2594. fillColor = grd
  2595. }
  2596. context.moveTo(opts.xOffset + startX, zeroPoints + opts.yOffset);
  2597. context.lineTo(opts.xOffset + item.x, item.y + opts.yOffset);
  2598. context.lineTo(opts.xOffset + startX + item.width!, zeroPoints + opts.yOffset);
  2599. context.strokeStyle = `${strokeColor}`;
  2600. context.fillStyle = fillColor;
  2601. if (mountOption.borderWidth > 0) {
  2602. context.lineWidth = mountOption.borderWidth * opts.pixelRatio;
  2603. context.stroke();
  2604. }
  2605. context.fill();
  2606. }
  2607. };
  2608. break;
  2609. case 'mount':
  2610. for (let i = 0; i < points.length; i++) {
  2611. let item = points[i];
  2612. if (item != null && i > leftNum && i < rightNum) {
  2613. let startX = item.x - eachSpacing * mountOption.widthRatio / 2;
  2614. let height = opts.height - item.y - opts.area[2];
  2615. context.beginPath();
  2616. let fillColor : any = item.color ?? series[i].color!
  2617. let strokeColor = item.color ?? series[i].color
  2618. if (mountOption.linearType != 'none') {
  2619. let grd = context.createLinearGradient(opts.xOffset + startX, item.y + opts.yOffset, startX + opts.xOffset, zeroPoints + opts.yOffset);
  2620. //透明渐变
  2621. if (mountOption.linearType == 'opacity') {
  2622. grd.addColorStop(0, hexToRgb(`${fillColor}`, mountOption.linearOpacity));
  2623. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2624. } else {
  2625. grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2626. grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2627. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2628. }
  2629. fillColor = grd
  2630. }
  2631. context.moveTo(opts.xOffset + startX, zeroPoints + opts.yOffset);
  2632. // 假设 opts.xOffset 和 opts.yOffset 是你的偏移量
  2633. // 绘制第一条贝塞尔曲线
  2634. context.bezierCurveTo(
  2635. item.x - item.width! / 4 + xOffset, zeroPoints + yOffset, // 控制点1的x和y坐标
  2636. item.x - item.width! / 4 + xOffset, item.y + yOffset, // 控制点2的x和y坐标
  2637. item.x + xOffset, item.y + yOffset // 终点的x和y坐标
  2638. );
  2639. // 绘制第二条贝塞尔曲线
  2640. context.bezierCurveTo(
  2641. item.x + item.width! / 4 + xOffset, item.y + yOffset, // 控制点1的x和y坐标
  2642. item.x + item.width! / 4 + xOffset, zeroPoints + yOffset, // 控制点2的x和y坐标
  2643. startX + item.width! + xOffset, zeroPoints + yOffset // 终点的x和y坐标
  2644. );
  2645. context.strokeStyle = `${strokeColor}`;
  2646. context.fillStyle = fillColor;
  2647. if (mountOption.borderWidth > 0) {
  2648. context.lineWidth = mountOption.borderWidth * opts.pixelRatio;
  2649. context.stroke();
  2650. }
  2651. context.fill();
  2652. }
  2653. };
  2654. break;
  2655. case 'sharp':
  2656. for (let i = 0; i < points.length; i++) {
  2657. let item = points[i];
  2658. if (item != null && i > leftNum && i < rightNum) {
  2659. let startX = item.x - eachSpacing * mountOption.widthRatio / 2;
  2660. let height = opts.height - item.y - opts.area[2];
  2661. context.beginPath();
  2662. let fillColor : any = item.color ?? series[i].color!
  2663. let strokeColor = item.color ?? series[i].color
  2664. if (mountOption.linearType != 'none') {
  2665. let grd = context.createLinearGradient(opts.xOffset + startX, item.y + opts.yOffset, startX + opts.xOffset, zeroPoints + opts.yOffset);
  2666. //透明渐变
  2667. if (mountOption.linearType == 'opacity') {
  2668. grd.addColorStop(0, hexToRgb(`${fillColor}`, mountOption.linearOpacity));
  2669. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2670. } else {
  2671. grd.addColorStop(0, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2672. grd.addColorStop(mountOption.colorStop, hexToRgb(mountOption.customColor[series[i].linearIndex!], mountOption.linearOpacity));
  2673. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  2674. }
  2675. fillColor = grd
  2676. }
  2677. context.moveTo(startX + opts.xOffset, zeroPoints + opts.yOffset);
  2678. context.quadraticCurveTo(item.x - 0 + xOffset, zeroPoints - height / 4 + yOffset, item.x + xOffset, item.y + yOffset);
  2679. context.quadraticCurveTo(item.x + 0 + xOffset, zeroPoints - height / 4 + yOffset, startX + item.width! + xOffset, zeroPoints + yOffset)
  2680. context.strokeStyle = `${strokeColor}`;
  2681. context.fillStyle = fillColor;
  2682. if (mountOption.borderWidth > 0) {
  2683. context.lineWidth = mountOption.borderWidth * opts.pixelRatio;
  2684. context.stroke();
  2685. }
  2686. context.fill();
  2687. }
  2688. };
  2689. break;
  2690. }
  2691. if (opts.dataLabel != false && process == 1) {
  2692. let ranges = [...opts.chartData.yAxisData.ranges![0]];
  2693. let minRange = parseInt(ranges.pop()!);
  2694. let maxRange = parseInt(ranges.shift()!);
  2695. let points = getMountDataPoints(series, minRange, maxRange, xAxisPoints, eachSpacing, opts, mountOption, zeroPoints, process);
  2696. drawMountPointText(points, series, config, context, opts, zeroPoints);
  2697. }
  2698. context.restore();
  2699. return {
  2700. xAxisPoints: xAxisPoints,
  2701. yAxisPoints: [] as number[],
  2702. calPoints: [points],
  2703. eachSpacing: eachSpacing
  2704. } as ChartColumnDataPoints
  2705. }
  2706. function getArrXAxisTextList(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, stack : string, index : number = -1) : number[] {
  2707. let data : number[][] = []
  2708. series.forEach((item) => {
  2709. data.push(...(item.dataArr))
  2710. })
  2711. let sorted : number[] = [];
  2712. data.forEach((item : number[]) => {
  2713. sorted.push(item[0])
  2714. })
  2715. let minData = 0;
  2716. let maxData = 0;
  2717. if (sorted.length > 0) {
  2718. minData = Math.min(...sorted);
  2719. maxData = Math.max(...sorted);
  2720. }
  2721. //为了兼容v1.9.0之前的项目
  2722. if (index > -1) {
  2723. if (opts.xAxis.data[index].min != null) {
  2724. minData = Math.min(opts.xAxis.data![index].min!, minData);
  2725. }
  2726. if (opts.xAxis.data[index].max != null) {
  2727. maxData = Math.max(opts.xAxis.data[index].max!, maxData);
  2728. }
  2729. } else {
  2730. if (opts.xAxis.min != null) {
  2731. minData = Math.min(opts.xAxis.min!, minData);
  2732. }
  2733. if (opts.xAxis.max != null) {
  2734. maxData = Math.max(opts.xAxis.max!, maxData);
  2735. }
  2736. }
  2737. if (minData == maxData) {
  2738. let rangeSpan = maxData ?? 10;
  2739. maxData += rangeSpan;
  2740. }
  2741. //let dataRange = getDataRange(minData, maxData);
  2742. let minRange = minData;
  2743. let maxRange = maxData;
  2744. let range : number[] = [];
  2745. let eachRange = (maxRange - minRange) / opts.xAxis.splitNumber!;
  2746. for (let i = 0; i <= opts.xAxis.splitNumber!; i++) {
  2747. range.push(minRange + eachRange * i);
  2748. }
  2749. return range;
  2750. }
  2751. function getXAxisTextList(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, stack : string, index : number = -1) : number[] {
  2752. // let index = arguments.length > 4 && arguments[4] != undefined ? arguments[4] : -1;
  2753. let data : ChartOptionsSeriesData[];
  2754. if (stack == 'stack') {
  2755. data = dataCombineStack(series, opts.categories!.length);
  2756. } else {
  2757. data = dataCombine(series);
  2758. }
  2759. let sorted : number[] = [];
  2760. // remove null from data
  2761. data = data.filter((item : ChartOptionsSeriesData) : boolean => {
  2762. //return item != null;
  2763. if (typeof item == 'object' && item != null) {
  2764. if (Array.isArray(item)) {
  2765. return item != null;
  2766. } else {
  2767. return item.value != null;
  2768. }
  2769. } else {
  2770. return item != null;
  2771. }
  2772. });
  2773. data.forEach((item : ChartOptionsSeriesData) => {
  2774. sorted.push(item.value!)
  2775. // console.log(item)
  2776. // if (typeof item == 'object') {
  2777. // if (Array.isArray(item)) {
  2778. // if (opts.type == 'candle') {
  2779. // item.map(function (subitem) {
  2780. // sorted.push(subitem);
  2781. // })
  2782. // } else {
  2783. // sorted.push(item[0]);
  2784. // }
  2785. // } else {
  2786. // sorted.push(item.value!);
  2787. // }
  2788. // } else {
  2789. // sorted.push(item);
  2790. // }
  2791. })
  2792. let minData = 0;
  2793. let maxData = 0;
  2794. if (sorted.length > 0) {
  2795. minData = Math.min(...sorted);
  2796. maxData = Math.max(...sorted);
  2797. }
  2798. //为了兼容v1.9.0之前的项目
  2799. if (index > -1) {
  2800. if (typeof opts.xAxis.data[index].min == 'number') {
  2801. minData = Math.min(opts.xAxis.data![index].min!, minData);
  2802. }
  2803. if (typeof opts.xAxis.data[index].max == 'number') {
  2804. maxData = Math.max(opts.xAxis.data[index].max!, maxData);
  2805. }
  2806. } else {
  2807. if (typeof opts.xAxis.min == 'number') {
  2808. minData = Math.min(opts.xAxis.min!, minData);
  2809. }
  2810. if (typeof opts.xAxis.max == 'number') {
  2811. maxData = Math.max(opts.xAxis.max!, maxData);
  2812. }
  2813. }
  2814. if (minData == maxData) {
  2815. let rangeSpan = maxData ?? 10;
  2816. maxData += rangeSpan;
  2817. }
  2818. //let dataRange = getDataRange(minData, maxData);
  2819. let minRange = minData;
  2820. let maxRange = maxData;
  2821. let range : number[] = [];
  2822. let eachRange = (maxRange - minRange) / opts.xAxis.splitNumber!;
  2823. for (let i = 0; i <= opts.xAxis.splitNumber!; i++) {
  2824. range.push(minRange + eachRange * i);
  2825. }
  2826. return range;
  2827. }
  2828. function calXAxisData(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) : ChartOptionsChartDataXAxisData {
  2829. //堆叠图重算Y轴
  2830. // let columnstyle = assign({}, {
  2831. // type: ""
  2832. // }, opts.extra.bar);
  2833. // let columnstyle : ChartOptionsExtraBar = opts.extra.bar!
  2834. const type = opts.extra.bar?.type ?? ''
  2835. const result = new ChartOptionsChartDataXAxisData()
  2836. result.angle = 0
  2837. result.xAxisHeight = opts.xAxis.lineHeight * opts.pixelRatio + opts.xAxis.marginTop * opts.pixelRatio
  2838. // let result = {
  2839. // angle: 0,
  2840. // xAxisHeight: opts.xAxis.lineHeight * opts.pixelRatio + opts.xAxis.marginTop * opts.pixelRatio
  2841. // };
  2842. if (opts.type == 'scatter') {
  2843. result.ranges = getArrXAxisTextList(series, opts, config, type);
  2844. } else {
  2845. result.ranges = getXAxisTextList(series, opts, config, type);
  2846. }
  2847. result.rangesFormat = result.ranges!.map((item : number) : number => {
  2848. //item = opts.xAxis.formatter ? opts.xAxis.formatter(item) : util.toFixed(item, 2);
  2849. item = parseFloat(item.toFixed(2));
  2850. return item;
  2851. });
  2852. let xAxisScaleValues = result.ranges!.map((item : number) : string => {
  2853. // 如果刻度值是浮点数,则保留两位小数
  2854. item = parseFloat(item.toFixed(2));
  2855. // 若有自定义格式则调用自定义的格式化函数
  2856. //item = opts.xAxis.formatter ? opts.xAxis.formatter(Number(item)) : item;
  2857. return `${item}`;
  2858. });
  2859. const xpoints = getXAxisPoints(xAxisScaleValues, opts, config)
  2860. result.xAxisPoints = xpoints.xAxisPoints
  2861. result.startX = xpoints.startX
  2862. result.endX = xpoints.endX
  2863. result.eachSpacing = xpoints.eachSpacing
  2864. // result = Object.assign(result, getXAxisPoints(xAxisScaleValues, opts, config)); 合并翻译为上面的内容
  2865. // 计算X轴刻度的属性譬如每个刻度的间隔,刻度的起始点\结束点以及总长
  2866. let eachSpacing = result.eachSpacing;
  2867. let textLength = xAxisScaleValues.map((item) : number => {
  2868. return measureText(item, opts.xAxis.fontSize * opts.pixelRatio);
  2869. });
  2870. if (opts.xAxis.disabled == true) {
  2871. result.xAxisHeight = 0;
  2872. }
  2873. return result;
  2874. }
  2875. function drawBarToolTipSplitArea(offsetX : number, opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, eachSpacing : number) {
  2876. let toolTipOption = opts.extra.bar!
  2877. let startX = opts.area[3];
  2878. let endX = opts.width - opts.area[1];
  2879. context.beginPath();
  2880. context.fillStyle = hexToRgb(toolTipOption.activeBgColor, toolTipOption.activeBgOpacity);
  2881. context.rect(startX + opts.xOffset, (offsetX - eachSpacing / 2), endX - startX, eachSpacing);
  2882. context.closePath();
  2883. context.fill();
  2884. context.fillStyle = "#FFFFFF";
  2885. }
  2886. function getBarDataPoints(data : ChartOptionsSeriesData[], minRange : number, maxRange : number, yAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, process : number = 1) : ChartOptionsChartDataCalPoints[] {
  2887. let points : ChartOptionsChartDataCalPoints[] = [];
  2888. let validHeight = opts.height - opts.area[0] - opts.area[2];
  2889. let validWidth = opts.width - opts.area[1] - opts.area[3];
  2890. data.forEach(function (item, index) {
  2891. if (item == null) {
  2892. // points.push(null);
  2893. } else {
  2894. let point = new ChartOptionsChartDataCalPoints();
  2895. point.color = item.color;
  2896. point.y = yAxisPoints[index];
  2897. let value : number = item.value!;
  2898. let height = validWidth * (value - minRange) / (maxRange - minRange);
  2899. height *= process;
  2900. point.height = height;
  2901. point.value = value;
  2902. point.x = height + opts.area[3];
  2903. points.push(point);
  2904. }
  2905. });
  2906. return points;
  2907. }
  2908. function getBarStackDataPoints(data : ChartOptionsSeriesData[], minRange : number, maxRange : number, yAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, seriesIndex : number, stackSeries : ChartOptionsSeries[], process : number = 1) : ChartOptionsChartDataCalPoints[] {
  2909. let points : ChartOptionsChartDataCalPoints[] = [];
  2910. let validHeight = opts.width - opts.area[1] - opts.area[3];
  2911. data.forEach(function (item : ChartOptionsSeriesData, index : number) {
  2912. if (item == null) {
  2913. // points.push(null);
  2914. } else {
  2915. let point = new ChartOptionsChartDataCalPoints();;
  2916. point.color = item.color;
  2917. point.y = yAxisPoints[index];
  2918. let height : number = 0
  2919. let height0 : number = 0
  2920. if (seriesIndex > 0) {
  2921. let value = 0;
  2922. for (let i = 0; i <= seriesIndex; i++) {
  2923. value += stackSeries[i].data![index].value!;
  2924. }
  2925. let value0 = value - item.value!;
  2926. height = validHeight * (value - minRange) / (maxRange - minRange);
  2927. height0 = validHeight * (value0 - minRange) / (maxRange - minRange);
  2928. } else {
  2929. let value = item.value!;
  2930. height = validHeight * (value - minRange) / (maxRange - minRange);
  2931. height0 = 0;
  2932. }
  2933. let heightc = height0;
  2934. height *= process;
  2935. heightc *= process;
  2936. point.height = height - heightc;
  2937. point.x = opts.area[3] + height;
  2938. point.x0 = opts.area[3] + heightc;
  2939. points.push(point);
  2940. }
  2941. });
  2942. return points;
  2943. }
  2944. function fixBarData(points : ChartOptionsChartDataCalPoints[], eachSpacing : number, columnLen : number, index : number, config : TuiChartConfig, opts : ChartOptions) : ChartOptionsChartDataCalPoints[] {
  2945. return points.map((item) : ChartOptionsChartDataCalPoints => {
  2946. if (item == null) {
  2947. // return null;
  2948. }
  2949. let seriesGap = 0;
  2950. let categoryGap = 0;
  2951. seriesGap = opts.extra.bar!.seriesGap * opts.pixelRatio;
  2952. categoryGap = opts.extra.bar!.categoryGap * opts.pixelRatio;
  2953. seriesGap = Math.min(seriesGap, eachSpacing / columnLen)
  2954. categoryGap = Math.min(categoryGap, eachSpacing / columnLen)
  2955. item.width = Math.ceil((eachSpacing - 2 * categoryGap - seriesGap * (columnLen - 1)) / columnLen);
  2956. if (opts.extra.bar != null && opts.extra.bar!.width != null && opts.extra.bar!.width! > 0) {
  2957. item.width = Math.min(item.width!, +opts.extra.bar!.width! * opts.pixelRatio);
  2958. }
  2959. if (item.width! <= 0) {
  2960. item.width = 1;
  2961. }
  2962. item.y += (index + 0.5 - columnLen / 2) * (item.width! + seriesGap);
  2963. return item;
  2964. });
  2965. }
  2966. function fixBarStackData(points : ChartOptionsChartDataCalPoints[], eachSpacing : number, columnLen : number, index : number, config : TuiChartConfig, opts : ChartOptions, series : ChartOptionsSeries[]) : ChartOptionsChartDataCalPoints[] {
  2967. let categoryGap = opts.extra.bar!.categoryGap * opts.pixelRatio;
  2968. return points.map(function (item) : ChartOptionsChartDataCalPoints {
  2969. if (item == null) {
  2970. // return null;
  2971. }
  2972. item.width = Math.ceil(eachSpacing - 2 * categoryGap);
  2973. if (opts.extra.bar != null && opts.extra.bar!.width != null && +opts.extra.bar!.width! > 0) {
  2974. item.width = Math.min(item.width!, +opts.extra.bar!.width! * opts.pixelRatio);
  2975. }
  2976. if (item.width! <= 0) {
  2977. item.width = 1;
  2978. }
  2979. return item;
  2980. });
  2981. }
  2982. function drawBarPointText(points : ChartOptionsChartDataCalPoints[], series : ChartOptionsSeries, config : TuiChartConfig, context : CanvasRenderingContext2D, opts : ChartOptions) {
  2983. // 绘制数据文案
  2984. let data = series.data!;
  2985. let textOffset = series.textOffset ?? 0;
  2986. points.forEach((item, index) => {
  2987. if (item != null) {
  2988. context.beginPath();
  2989. let fontSize = series.textSize != null ? series.textSize! * opts.pixelRatio : config.fontSize;
  2990. context.font = `${fontSize}px sans-serif`
  2991. context.fillStyle = series.textColor ?? opts.fontColor;
  2992. let value = data[index].value!
  2993. // if (typeof data[index] == 'object' && data[index] != null) {
  2994. // value = data[index].value;
  2995. // }
  2996. let formatVal : string = ''
  2997. if (series.formatter != null) {
  2998. const fun = series.formatter as (value : number, index : number, series : ChartOptionsSeries, opts : ChartOptions) => string
  2999. formatVal = fun(value, index, series, opts)
  3000. } else {
  3001. formatVal = `${value}`
  3002. }
  3003. context.textAlign = 'left';
  3004. context.fillText(formatVal, opts.xOffset + item.x + 4 * opts.pixelRatio, opts.yOffset + item.y + fontSize / 2 - 3);
  3005. context.closePath();
  3006. context.stroke();
  3007. }
  3008. });
  3009. }
  3010. function drawBarDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartColumnDataPoints {
  3011. let yAxisPoints : number[] = [];
  3012. let eachSpacing = (opts.height - opts.area[0] - opts.area[2]) / opts.categories!.length;
  3013. for (let i = 0; i < opts.categories!.length; i++) {
  3014. yAxisPoints.push(opts.area[0] + eachSpacing / 2 + eachSpacing * i);
  3015. }
  3016. let columnOption = opts.extra.bar!
  3017. let calPoints : ChartOptionsChartDataCalPoints[][] = [];
  3018. context.save();
  3019. let leftNum = -2;
  3020. let rightNum = yAxisPoints.length + 2;
  3021. const xOffset = opts.xOffset
  3022. const yOffset = opts.yOffset
  3023. if (opts.tooltip != null && opts.tooltip!.textList.length > 0 && process == 1) {
  3024. drawBarToolTipSplitArea(opts.tooltip!.offset.y, opts, config, context, eachSpacing);
  3025. }
  3026. columnOption.customColor = fillCustomColor(columnOption.linearType, columnOption.customColor, series, config);
  3027. series.forEach((eachSeries : ChartOptionsSeries, seriesIndex : number) => {
  3028. let ranges : number[] = [...opts.chartData.xAxisData.ranges!];
  3029. let maxRange = ranges.pop()!;
  3030. let minRange = ranges.shift()!;
  3031. let data = eachSeries.data!;
  3032. let points : ChartOptionsChartDataCalPoints[] = [];
  3033. switch (columnOption.type) {
  3034. case 'group':
  3035. points = getBarDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, process);
  3036. let tooltipPoints = getBarStackDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
  3037. calPoints.push(tooltipPoints);
  3038. points = fixBarData(points, eachSpacing, series.length, seriesIndex, config, opts);
  3039. for (let i = 0; i < points.length; i++) {
  3040. let item = points[i];
  3041. //fix issues/I27B1N yyoinge & Joeshu
  3042. if (item != null && i > leftNum && i < rightNum) {
  3043. //let startX = item.x - item.width / 2;
  3044. let startX = opts.area[3];
  3045. let startY = item.y - (item.width!) / 2;
  3046. let height = item.height;
  3047. context.beginPath();
  3048. let fillColor : any = item.color ?? eachSeries.color!
  3049. let strokeColor : string = item.color ?? eachSeries.color!
  3050. if (columnOption.linearType != 'none') {
  3051. let grd = context.createLinearGradient(startX + xOffset, item.y + yOffset, item.x + xOffset, item.y + yOffset);
  3052. //透明渐变
  3053. if (columnOption.linearType == 'opacity') {
  3054. grd.addColorStop(0, hexToRgb(`${fillColor}`, columnOption.linearOpacity));
  3055. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  3056. } else {
  3057. grd.addColorStop(0, hexToRgb(columnOption.customColor![eachSeries.linearIndex!], columnOption.linearOpacity));
  3058. grd.addColorStop(columnOption.colorStop, hexToRgb(columnOption.customColor![eachSeries.linearIndex!], columnOption.linearOpacity));
  3059. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  3060. }
  3061. fillColor = grd
  3062. }
  3063. // 圆角边框
  3064. if ((columnOption.barBorderRadius != null && columnOption.barBorderRadius!.length == 4) || columnOption.barBorderCircle == true) {
  3065. const left = startX;
  3066. const width = item.width!;
  3067. const top = item.y - (item.width!) / 2;
  3068. const height = item.height!;
  3069. if (columnOption.barBorderCircle) {
  3070. columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
  3071. }
  3072. let r0 = columnOption.barBorderRadius![0]
  3073. let r1 = columnOption.barBorderRadius![1]
  3074. let r2 = columnOption.barBorderRadius![2]
  3075. let r3 = columnOption.barBorderRadius![3]
  3076. let minRadius = Math.min(width / 2, height / 2);
  3077. r0 = r0 > minRadius ? minRadius : r0;
  3078. r1 = r1 > minRadius ? minRadius : r1;
  3079. r2 = r2 > minRadius ? minRadius : r2;
  3080. r3 = r3 > minRadius ? minRadius : r3;
  3081. r0 = r0 < 0 ? 0 : r0;
  3082. r1 = r1 < 0 ? 0 : r1;
  3083. r2 = r2 < 0 ? 0 : r2;
  3084. r3 = r3 < 0 ? 0 : r3;
  3085. context.arc(xOffset + left + r3, yOffset + top + r3, r3, -Math.PI, -Math.PI / 2, false);
  3086. context.arc(xOffset + item.x - r0, yOffset + top + r0, r0, -Math.PI / 2, 0, false);
  3087. context.arc(xOffset + item.x - r1, yOffset + top + width - r1, r1, 0, Math.PI / 2, false);
  3088. context.arc(xOffset + left + r2, yOffset + top + width - r2, r2, Math.PI / 2, Math.PI, false);
  3089. } else {
  3090. context.moveTo(xOffset + startX, yOffset + startY);
  3091. context.lineTo(xOffset + item.x, yOffset + startY);
  3092. context.lineTo(xOffset + item.x, yOffset + startY + item.width!);
  3093. context.lineTo(xOffset + startX, yOffset + startY + item.width!);
  3094. context.lineTo(xOffset + startX, yOffset + startY);
  3095. context.lineWidth = 1
  3096. context.strokeStyle = strokeColor;
  3097. }
  3098. context.fillStyle = fillColor;
  3099. context.closePath();
  3100. //context.stroke();
  3101. context.fill();
  3102. }
  3103. };
  3104. break;
  3105. case 'stack':
  3106. // 绘制堆叠数据图
  3107. points = getBarStackDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
  3108. calPoints.push(points);
  3109. points = fixBarStackData(points, eachSpacing, series.length, seriesIndex, config, opts, series);
  3110. for (let i = 0; i < points.length; i++) {
  3111. let item = points[i];
  3112. if (item != null && i > leftNum && i < rightNum) {
  3113. context.beginPath();
  3114. let fillColor = item.color ?? eachSeries.color!;
  3115. let startX = item.x0;
  3116. context.fillStyle = fillColor;
  3117. context.moveTo(xOffset + startX, yOffset + item.y - (item.width!) / 2);
  3118. context.fillRect(startX + xOffset, item.y - (item.width!) / 2 + yOffset, item.height!, item.width!);
  3119. context.closePath();
  3120. context.fill();
  3121. }
  3122. };
  3123. break;
  3124. }
  3125. });
  3126. if (opts.dataLabel != false && process == 1) {
  3127. series.forEach(function (eachSeries, seriesIndex) {
  3128. let ranges : number[] = [...opts.chartData.xAxisData.ranges!];
  3129. let maxRange = ranges.pop()!;
  3130. let minRange = ranges.shift()!;
  3131. let data = eachSeries.data!;
  3132. let points : ChartOptionsChartDataCalPoints[] = [];
  3133. switch (columnOption.type) {
  3134. case 'group':
  3135. points = getBarDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, process);
  3136. points = fixBarData(points, eachSpacing, series.length, seriesIndex, config, opts);
  3137. drawBarPointText(points, eachSeries, config, context, opts);
  3138. break;
  3139. case 'stack':
  3140. points = getBarStackDataPoints(data, minRange, maxRange, yAxisPoints, eachSpacing, opts, config, seriesIndex, series, process);
  3141. drawBarPointText(points, eachSeries, config, context, opts);
  3142. break;
  3143. }
  3144. });
  3145. }
  3146. return {
  3147. xAxisPoints: [] as number[],
  3148. yAxisPoints: yAxisPoints,
  3149. calPoints: calPoints,
  3150. eachSpacing: eachSpacing
  3151. } as ChartColumnDataPoints
  3152. }
  3153. function createCurveControlPoints(points : ChartOptionsChartDataCalPoints[], i : number) : ChartCurveControlPoints {
  3154. const curvepoints = new ChartCurveControlPoints()
  3155. function isNotMiddlePoint(points : ChartOptionsChartDataCalPoints[], i : number) : boolean {
  3156. if (i > 0 && i < points.length - 2) {
  3157. return points[i].y >= Math.max(points[i - 1].y, points[i + 1].y) || points[i].y <= Math.min(points[i - 1].y, points[i + 1].y);
  3158. } else {
  3159. return false;
  3160. }
  3161. }
  3162. function isNotMiddlePointX(points : ChartOptionsChartDataCalPoints[], i : number) : boolean {
  3163. if (i > 0 && i < points.length - 2) {
  3164. return points[i].x >= Math.max(points[i - 1].x, points[i + 1].x) || points[i].x <= Math.min(points[i - 1].x, points[i + 1].x);
  3165. } else {
  3166. return false;
  3167. }
  3168. }
  3169. let a = 0.2;
  3170. let b = 0.2;
  3171. let pAx = 0;
  3172. let pAy = 0;
  3173. let pBx = 0;
  3174. let pBy = 0;
  3175. if (i < 1) {
  3176. pAx = points[0].x + (points[1].x - points[0].x) * a;
  3177. pAy = points[0].y + (points[1].y - points[0].y) * a;
  3178. } else {
  3179. pAx = points[i].x + (points[i + 1].x - points[i - 1].x) * a;
  3180. pAy = points[i].y + (points[i + 1].y - points[i - 1].y) * a;
  3181. }
  3182. if (i > points.length - 3) {
  3183. let last = points.length - 1;
  3184. pBx = points[last].x - (points[last].x - points[last - 1].x) * b;
  3185. pBy = points[last].y - (points[last].y - points[last - 1].y) * b;
  3186. } else {
  3187. pBx = points[i + 1].x - (points[i + 2].x - points[i].x) * b;
  3188. pBy = points[i + 1].y - (points[i + 2].y - points[i].y) * b;
  3189. }
  3190. if (isNotMiddlePoint(points, i + 1)) {
  3191. pBy = points[i + 1].y;
  3192. }
  3193. if (isNotMiddlePoint(points, i)) {
  3194. pAy = points[i].y;
  3195. }
  3196. if (isNotMiddlePointX(points, i + 1)) {
  3197. pBx = points[i + 1].x;
  3198. }
  3199. if (isNotMiddlePointX(points, i)) {
  3200. pAx = points[i].x;
  3201. }
  3202. if (pAy >= Math.max(points[i].y, points[i + 1].y) || pAy <= Math.min(points[i].y, points[i + 1].y)) {
  3203. pAy = points[i].y;
  3204. }
  3205. if (pBy >= Math.max(points[i].y, points[i + 1].y) || pBy <= Math.min(points[i].y, points[i + 1].y)) {
  3206. pBy = points[i + 1].y;
  3207. }
  3208. if (pAx >= Math.max(points[i].x, points[i + 1].x) || pAx <= Math.min(points[i].x, points[i + 1].x)) {
  3209. pAx = points[i].x;
  3210. }
  3211. if (pBx >= Math.max(points[i].x, points[i + 1].x) || pBx <= Math.min(points[i].x, points[i + 1].x)) {
  3212. pBx = points[i + 1].x;
  3213. }
  3214. const ctrAOffset = new Offset()
  3215. const ctrBOffset = new Offset()
  3216. ctrAOffset.x = pAx
  3217. ctrAOffset.y = pAy
  3218. ctrBOffset.x = pBx
  3219. ctrBOffset.y = pBy
  3220. curvepoints.ctrA = ctrAOffset
  3221. curvepoints.ctrB = ctrBOffset
  3222. return curvepoints
  3223. }
  3224. function drawArrPointText(points : ChartOptionsChartDataCalPoints[], series : ChartOptionsSeries, config : TuiChartConfig, context : CanvasRenderingContext2D, opts : ChartOptions) {
  3225. // 绘制数据文案
  3226. let data = series.dataArr;
  3227. let textOffset = series.textOffset ?? 0;
  3228. points.forEach((item : ChartOptionsChartDataCalPoints, index : number) => {
  3229. context.beginPath();
  3230. let fontSize = (series.textSize ?? config.fontSize) * opts.pixelRatio;
  3231. context.font = `${fontSize}px sans-serif`
  3232. context.fillStyle = series.textColor ?? opts.fontColor;
  3233. let value = data[index][1]
  3234. let formatVal : string
  3235. if (series.formatter != null) {
  3236. const fun = series.formatter as (value : number, index : number, series : ChartOptionsSeries, opts : ChartOptions) => string
  3237. formatVal = fun(value, index, series, opts)
  3238. } else {
  3239. formatVal = `${value}`
  3240. }
  3241. context.textAlign = 'center';
  3242. context.fillText(formatVal, item.x + opts.xOffset, opts.yOffset + item.y - 4 + textOffset * opts.pixelRatio);
  3243. context.closePath();
  3244. context.stroke();
  3245. context.textAlign = 'left';
  3246. });
  3247. }
  3248. function drawPointText(points : ChartOptionsChartDataCalPoints[], series : ChartOptionsSeries, config : TuiChartConfig, context : CanvasRenderingContext2D, opts : ChartOptions) {
  3249. // 绘制数据文案
  3250. let data = series.data!;
  3251. let textOffset = series.textOffset ?? 0;
  3252. points.forEach((item : ChartOptionsChartDataCalPoints, index : number) => {
  3253. context.beginPath();
  3254. let fontSize = (series.textSize ?? config.fontSize) * opts.pixelRatio;
  3255. context.font = `${fontSize}px sans-serif`
  3256. context.fillStyle = series.textColor ?? opts.fontColor;
  3257. let value = data[index].value
  3258. // if (typeof data[index] == 'object' && data[index] != null) {
  3259. // if (data[index].constructor.toString().indexOf('Array') > -1) {
  3260. // value = data[index][1];
  3261. // } else {
  3262. // value = data[index].value
  3263. // }
  3264. // }
  3265. // let formatVal = series.formatter ? series.formatter(value, index, series, opts) : value;
  3266. let formatVal : string
  3267. if (series.formatter != null) {
  3268. const fun = series.formatter as (value : number, index : number, series : ChartOptionsSeries, opts : ChartOptions) => string
  3269. formatVal = fun(value!, index, series, opts)
  3270. } else {
  3271. formatVal = `${value}`
  3272. }
  3273. context.textAlign = 'center';
  3274. context.fillText(formatVal, item.x + opts.xOffset, opts.yOffset + item.y - 4 + textOffset * opts.pixelRatio);
  3275. context.closePath();
  3276. context.stroke();
  3277. context.textAlign = 'left';
  3278. });
  3279. }
  3280. function drawActiveAreaPoint(points : ChartOptionsChartDataCalPoints[], color : string, shape : string, context : CanvasRenderingContext2D, opts : ChartOptions, option : ChartOptionsExtraArea, seriesIndex : number) {
  3281. if (opts.tooltip == null) return
  3282. if (opts.tooltip!.group.length > 0 && !opts.tooltip!.group.includes(seriesIndex)) {
  3283. return
  3284. }
  3285. let pointIndex = Array.isArray(opts.tooltip!.index) == false ? (opts.tooltip!.index as number) : ((opts.tooltip!.index as number[])[opts.tooltip!.group.indexOf(seriesIndex)] as number);
  3286. context.beginPath();
  3287. if (option.activeType == 'hollow') {
  3288. context.strokeStyle = color;
  3289. context.fillStyle = opts.background;
  3290. context.lineWidth = 2 * opts.pixelRatio;
  3291. } else {
  3292. context.strokeStyle = "#ffffff";
  3293. context.fillStyle = color;
  3294. context.lineWidth = 1 * opts.pixelRatio;
  3295. }
  3296. if (shape == 'diamond') {
  3297. points.forEach(function (item, index) {
  3298. if (item != null && pointIndex == index) {
  3299. context.moveTo(item.x, item.y - 4.5);
  3300. context.lineTo(item.x - 4.5, item.y);
  3301. context.lineTo(item.x, item.y + 4.5);
  3302. context.lineTo(item.x + 4.5, item.y);
  3303. context.lineTo(item.x, item.y - 4.5);
  3304. }
  3305. });
  3306. } else if (shape == 'circle') {
  3307. points.forEach(function (item, index) {
  3308. if (item != null && pointIndex == index) {
  3309. context.moveTo(item.x + 2.5 * opts.pixelRatio, item.y);
  3310. context.arc(item.x, item.y, 3 * opts.pixelRatio, 0, 2 * Math.PI, false);
  3311. }
  3312. });
  3313. } else if (shape == 'square') {
  3314. points.forEach(function (item, index) {
  3315. if (item != null && pointIndex == index) {
  3316. context.moveTo(item.x - 3.5, item.y - 3.5);
  3317. context.rect(item.x - 3.5, item.y - 3.5, 7, 7);
  3318. }
  3319. });
  3320. } else if (shape == 'triangle') {
  3321. points.forEach(function (item, index) {
  3322. if (item != null && pointIndex == index) {
  3323. context.moveTo(item.x, item.y - 4.5);
  3324. context.lineTo(item.x - 4.5, item.y + 4.5);
  3325. context.lineTo(item.x + 4.5, item.y + 4.5);
  3326. context.lineTo(item.x, item.y - 4.5);
  3327. }
  3328. });
  3329. } else if (shape == 'none') {
  3330. return;
  3331. }
  3332. context.closePath();
  3333. context.fill();
  3334. context.stroke();
  3335. }
  3336. function drawActivePoint(points : ChartOptionsChartDataCalPoints[], color : string, shape : string, context : CanvasRenderingContext2D, opts : ChartOptions, option : ChartOptionsExtraLine, seriesIndex : number) {
  3337. if (opts.tooltip == null) return
  3338. if (opts.tooltip!.group.length > 0 && opts.tooltip!.group.includes(seriesIndex) == false) {
  3339. return
  3340. }
  3341. let pointIndex = Array.isArray(opts.tooltip!.index) == false ? opts.tooltip!.index as number : (opts.tooltip!.index as number[])[opts.tooltip!.group.indexOf(seriesIndex)] as number;
  3342. context.beginPath();
  3343. const xOffset = opts.xOffset
  3344. const yOffset = opts.yOffset
  3345. if (option.activeType == 'hollow') {
  3346. context.strokeStyle = color;
  3347. context.fillStyle = opts.background;
  3348. context.lineWidth = 2 * opts.pixelRatio;
  3349. } else {
  3350. context.strokeStyle = "#ffffff";
  3351. context.fillStyle = color;
  3352. context.lineWidth = 1 * opts.pixelRatio;
  3353. }
  3354. if (shape == 'diamond') {
  3355. points.forEach(function (item, index) {
  3356. if (item != null && pointIndex == index) {
  3357. context.moveTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3358. context.lineTo(item.x - 4.5 + xOffset, item.y + yOffset);
  3359. context.lineTo(item.x + xOffset, item.y + 4.5 + yOffset);
  3360. context.lineTo(item.x + 4.5 + xOffset, item.y + yOffset);
  3361. context.lineTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3362. }
  3363. });
  3364. } else if (shape == 'circle') {
  3365. points.forEach(function (item, index) {
  3366. if (item != null && pointIndex == index) {
  3367. context.moveTo(item.x + 2.5 * opts.pixelRatio + xOffset, item.y + yOffset);
  3368. context.arc(item.x + xOffset, item.y + yOffset, 3 * opts.pixelRatio, 0, 2 * Math.PI, false);
  3369. }
  3370. });
  3371. } else if (shape == 'square') {
  3372. points.forEach(function (item, index) {
  3373. if (item != null && pointIndex == index) {
  3374. context.moveTo(item.x - 3.5 + xOffset, item.y - 3.5 + yOffset);
  3375. context.rect(item.x - 3.5 + xOffset, item.y - 3.5 + yOffset, 7, 7);
  3376. }
  3377. });
  3378. } else if (shape == 'triangle') {
  3379. points.forEach(function (item, index) {
  3380. if (item != null && pointIndex == index) {
  3381. context.moveTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3382. context.lineTo(item.x - 4.5 + xOffset, item.y + 4.5 + yOffset);
  3383. context.lineTo(item.x + 4.5 + xOffset, item.y + 4.5 + yOffset);
  3384. context.lineTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3385. }
  3386. });
  3387. } else if (shape == 'none') {
  3388. return;
  3389. }
  3390. context.closePath();
  3391. context.fill();
  3392. context.stroke();
  3393. }
  3394. function drawPointShape(points : ChartOptionsChartDataCalPoints[], color : string, shape : string, context : CanvasRenderingContext2D, opts : ChartOptions) {
  3395. context.beginPath();
  3396. const xOffset = opts.xOffset
  3397. const yOffset = opts.yOffset
  3398. if (opts.dataPointShapeType == 'hollow') {
  3399. context.strokeStyle = color;
  3400. context.fillStyle = opts.background;
  3401. context.lineWidth = 2 * opts.pixelRatio;
  3402. } else {
  3403. context.strokeStyle = "#ffffff";
  3404. context.fillStyle = color;
  3405. context.lineWidth = 1 * opts.pixelRatio;
  3406. }
  3407. if (shape == 'diamond') {
  3408. points.forEach(function (item, index) {
  3409. if (item != null) {
  3410. context.moveTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3411. context.lineTo(item.x - 4.5 + xOffset, item.y + yOffset);
  3412. context.lineTo(item.x + xOffset, item.y + 4.5 + yOffset);
  3413. context.lineTo(item.x + 4.5 + xOffset, item.y + yOffset);
  3414. context.lineTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3415. }
  3416. });
  3417. } else if (shape == 'circle') {
  3418. points.forEach(function (item, index) {
  3419. if (item != null) {
  3420. context.moveTo(item.x + 2.5 * opts.pixelRatio + xOffset, item.y + yOffset);
  3421. context.arc(item.x + xOffset, item.y + yOffset, 3 * opts.pixelRatio, 0, 2 * Math.PI, false);
  3422. }
  3423. });
  3424. } else if (shape == 'square') {
  3425. points.forEach(function (item, index) {
  3426. if (item != null) {
  3427. context.moveTo(item.x - 3.5 + xOffset, item.y - 3.5 + yOffset);
  3428. context.rect(item.x - 3.5 + xOffset, item.y - 3.5 + yOffset, 7, 7);
  3429. }
  3430. });
  3431. } else if (shape == 'triangle') {
  3432. points.forEach(function (item, index) {
  3433. if (item != null) {
  3434. context.moveTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3435. context.lineTo(item.x - 4.5 + xOffset, item.y + 4.5 + yOffset);
  3436. context.lineTo(item.x + 4.5 + xOffset, item.y + 4.5 + yOffset);
  3437. context.lineTo(item.x + xOffset, item.y - 4.5 + yOffset);
  3438. }
  3439. });
  3440. } else if (shape == 'none') {
  3441. return;
  3442. }
  3443. context.closePath();
  3444. context.fill();
  3445. context.stroke();
  3446. }
  3447. function splitCandlePoints(points : ChartOptionsChartDataCalPoints[][], eachSeries : ChartOptionsSeries) : ChartOptionsChartDataCalPoints[][][] {
  3448. let newPoints : ChartOptionsChartDataCalPoints[][][] = [];
  3449. let items : ChartOptionsChartDataCalPoints[][] = [];
  3450. points.forEach(function (item, index) {
  3451. if (eachSeries.connectNulls) {
  3452. if (item != null) {
  3453. items.push(item);
  3454. }
  3455. } else {
  3456. if (item != null) {
  3457. items.push(item);
  3458. } else {
  3459. if (items.length > 0) {
  3460. newPoints.push(items);
  3461. }
  3462. items = [];
  3463. }
  3464. }
  3465. });
  3466. if (items.length > 0) {
  3467. newPoints.push(items);
  3468. }
  3469. return newPoints;
  3470. }
  3471. function splitPoints(points : ChartOptionsChartDataCalPoints[], eachSeries : ChartOptionsSeries) : ChartOptionsChartDataCalPoints[][] {
  3472. let newPoints : ChartOptionsChartDataCalPoints[][] = [];
  3473. let items : ChartOptionsChartDataCalPoints[] = [];
  3474. points.forEach(function (item, index) {
  3475. if (eachSeries.connectNulls) {
  3476. if (item != null) {
  3477. items.push(item);
  3478. }
  3479. } else {
  3480. if (item != null) {
  3481. items.push(item);
  3482. } else {
  3483. if (items.length > 0) {
  3484. newPoints.push(items);
  3485. }
  3486. items = [];
  3487. }
  3488. }
  3489. });
  3490. if (items.length > 0) {
  3491. newPoints.push(items);
  3492. }
  3493. return newPoints;
  3494. }
  3495. function getLineDataPoints(data : ChartOptionsSeriesData[], minRange : number, maxRange : number, xAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, lineOption : ChartOptionsExtraLine, process : number = 1) : ChartOptionsChartDataCalPoints[] {
  3496. let boundaryGap = opts.xAxis.boundaryGap;
  3497. let points : ChartOptionsChartDataCalPoints[] = [];
  3498. let validHeight = opts.height - opts.area[0] - opts.area[2];
  3499. let validWidth = opts.width - opts.area[1] - opts.area[3];
  3500. data.forEach(function (item, index) {
  3501. if (item.value == null) {
  3502. // points.push(null);
  3503. } else {
  3504. let point = new ChartOptionsChartDataCalPoints();
  3505. point.color = item.color;
  3506. if (lineOption.animation == 'vertical') {
  3507. point.x = xAxisPoints[index];
  3508. let value = item.value!;
  3509. // if (typeof item == 'object' && item != null) {
  3510. // if (item.constructor.toString().indexOf('Array') > -1) {
  3511. // let xranges, xminRange, xmaxRange;
  3512. // xranges = [].concat(opts.chartData.xAxisData.ranges);
  3513. // xminRange = xranges.shift();
  3514. // xmaxRange = xranges.pop();
  3515. // value = item[1];
  3516. // point.x = opts.area[3] + validWidth * (item[0] - xminRange) / (xmaxRange - xminRange);
  3517. // } else {
  3518. // value = item.value;
  3519. // }
  3520. // }
  3521. if (boundaryGap == 'center') {
  3522. point.x += eachSpacing / 2;
  3523. }
  3524. let height = validHeight * (value - minRange) / (maxRange - minRange);
  3525. height *= process;
  3526. point.y = opts.height - height - opts.area[2];
  3527. points.push(point);
  3528. } else {
  3529. point.x = xAxisPoints[0] + eachSpacing * index * process;
  3530. let value = item.value!;
  3531. if (boundaryGap == 'center') {
  3532. point.x += eachSpacing / 2;
  3533. }
  3534. let height = validHeight * (value - minRange) / (maxRange - minRange);
  3535. point.y = opts.height - height - opts.area[2];
  3536. points.push(point);
  3537. }
  3538. }
  3539. });
  3540. return points;
  3541. }
  3542. export function drawLineDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartColumnDataPoints {
  3543. let lineOption = opts.extra.line!
  3544. lineOption.width = lineOption.width * opts.pixelRatio;
  3545. let xAxisData = opts.chartData.xAxisData
  3546. let xAxisPoints = xAxisData.xAxisPoints
  3547. let eachSpacing = xAxisData.eachSpacing!
  3548. let calPoints : ChartOptionsChartDataCalPoints[][] = [];
  3549. const xOffset = opts.xOffset
  3550. const yOffset = opts.yOffset
  3551. context.save();
  3552. let leftSpace = 0;
  3553. let rightSpace = opts.width + eachSpacing;
  3554. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  3555. context.translate(opts._scrollDistance_!, 0);
  3556. leftSpace = -(opts._scrollDistance_!) - eachSpacing * 2 + opts.area[3];
  3557. rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
  3558. }
  3559. series.forEach((eachSeries, seriesIndex) => {
  3560. // 这段很神奇的代码用于解决ios16的setStrokeStyle失效的bug
  3561. context.beginPath();
  3562. context.strokeStyle = eachSeries.color!;
  3563. context.moveTo(-10000, -10000);
  3564. context.lineTo(-10001, -10001);
  3565. context.stroke();
  3566. let stringRanges : string[] = opts.chartData.yAxisData.ranges![eachSeries.index!]
  3567. let ranges : number[] = [...(stringRanges.map((k : string) : number => parseFloat(k)))];
  3568. let minRange = ranges.pop()!;
  3569. let maxRange = ranges.shift()!;
  3570. let data = eachSeries.data!;
  3571. let points = getLineDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, lineOption, process);
  3572. calPoints.push(points);
  3573. let splitPointList : ChartOptionsChartDataCalPoints[][] = splitPoints(points, eachSeries);
  3574. if (eachSeries.lineType == 'dash') {
  3575. let dashLength = eachSeries.dashLength ?? 8;
  3576. dashLength *= opts.pixelRatio;
  3577. context.setLineDash([dashLength, dashLength]);
  3578. }
  3579. context.beginPath();
  3580. let strokeColor : any = eachSeries.color!;
  3581. if (lineOption.linearType != 'none' && eachSeries.linearColor != null && eachSeries.linearColor!.length > 0) {
  3582. let grd = context.createLinearGradient(opts.chartData.xAxisData!.startX! + xOffset, opts.height / 2 + yOffset, opts.chartData.xAxisData!.endX! + xOffset, opts.height / 2 + yOffset);
  3583. for (let i = 0; i < eachSeries.linearColor!.length; i++) {
  3584. grd.addColorStop(parseFloat(eachSeries.linearColor![i][0]), hexToRgb(eachSeries.linearColor![i][1], 1));
  3585. }
  3586. strokeColor = grd
  3587. }
  3588. context.strokeStyle = strokeColor;
  3589. context.lineWidth = lineOption.width;
  3590. splitPointList.forEach(function (points, index) {
  3591. if (points.length == 1) {
  3592. context.moveTo(points[0].x + xOffset, points[0].y + yOffset);
  3593. } else {
  3594. context.moveTo(points[0].x + xOffset, points[0].y + yOffset);
  3595. let startPoint = 0;
  3596. if (lineOption.type == 'curve') {
  3597. for (let j = 0; j < points.length; j++) {
  3598. let item = points[j];
  3599. if (startPoint == 0 && item.x > leftSpace) {
  3600. context.moveTo(item.x + xOffset, item.y + yOffset);
  3601. startPoint = 1;
  3602. }
  3603. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3604. let ctrlPoint = createCurveControlPoints(points, j - 1);
  3605. context.bezierCurveTo(ctrlPoint.ctrA.x + xOffset, ctrlPoint.ctrA.y + yOffset, ctrlPoint.ctrB.x + xOffset, ctrlPoint.ctrB.y + yOffset, item.x + xOffset, item.y + yOffset);
  3606. }
  3607. };
  3608. }
  3609. if (lineOption.type == 'straight') {
  3610. for (let j = 0; j < points.length; j++) {
  3611. let item = points[j];
  3612. if (startPoint == 0 && item.x > leftSpace) {
  3613. context.moveTo(item.x + xOffset, item.y + yOffset);
  3614. startPoint = 1;
  3615. }
  3616. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3617. context.lineTo(item.x + xOffset, item.y + yOffset);
  3618. }
  3619. };
  3620. }
  3621. if (lineOption.type == 'step') {
  3622. for (let j = 0; j < points.length; j++) {
  3623. let item = points[j];
  3624. if (startPoint == 0 && item.x > leftSpace) {
  3625. context.moveTo(item.x + xOffset, item.y + yOffset);
  3626. startPoint = 1;
  3627. }
  3628. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3629. context.lineTo(item.x + xOffset, points[j - 1].y + yOffset);
  3630. context.lineTo(item.x + xOffset, item.y + yOffset);
  3631. }
  3632. };
  3633. }
  3634. context.moveTo(points[0].x + xOffset, points[0].y + yOffset);
  3635. }
  3636. });
  3637. context.stroke();
  3638. context.setLineDash([]);
  3639. if (opts.dataPointShape != false) {
  3640. drawPointShape(points, eachSeries.color!, eachSeries.pointShape, context, opts);
  3641. }
  3642. drawActivePoint(points, eachSeries.color!, eachSeries.pointShape, context, opts, lineOption, 0);
  3643. });
  3644. if (opts.dataLabel != false && process == 1) {
  3645. series.forEach(function (eachSeries, seriesIndex) {
  3646. let stringRanges = opts.chartData.yAxisData.ranges![eachSeries.index!]
  3647. let ranges = stringRanges.map((k : string) : number => parseFloat(k));
  3648. let minRange = ranges.pop()!;
  3649. let maxRange = ranges.shift()!;
  3650. let data = eachSeries.data!;
  3651. let points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  3652. drawPointText(points, eachSeries, config, context, opts);
  3653. });
  3654. }
  3655. context.restore();
  3656. return {
  3657. xAxisPoints: xAxisPoints,
  3658. yAxisPoints: [] as number[],
  3659. calPoints: calPoints,
  3660. eachSpacing: eachSpacing
  3661. } as ChartColumnDataPoints
  3662. }
  3663. function drawAreaDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartColumnDataPoints {
  3664. let areaOption = opts.extra.area!
  3665. let xAxisData = opts.chartData.xAxisData
  3666. let xAxisPoints = xAxisData.xAxisPoints
  3667. let eachSpacing = xAxisData.eachSpacing!
  3668. let endY = opts.height - opts.area[2];
  3669. let calPoints : ChartOptionsChartDataCalPoints[][] = [];
  3670. const xOffset = opts.xOffset
  3671. const yOffset = opts.yOffset
  3672. context.save();
  3673. let leftSpace = 0;
  3674. let rightSpace = opts.width + eachSpacing;
  3675. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  3676. context.translate(opts._scrollDistance_!, 0);
  3677. leftSpace = -(opts._scrollDistance_!) - eachSpacing * 2 + opts.area[3];
  3678. rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
  3679. }
  3680. series.forEach(function (eachSeries, seriesIndex) {
  3681. let stringRanges : string[] = opts.chartData.yAxisData.ranges![eachSeries.index!]
  3682. let ranges = stringRanges.map((k : string) : number => parseFloat(k));
  3683. let minRange = ranges.pop()!;
  3684. let maxRange = ranges.shift()!;
  3685. let data = eachSeries.data!;
  3686. let points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  3687. calPoints.push(points);
  3688. let splitPointList = splitPoints(points, eachSeries);
  3689. for (let i = 0; i < splitPointList.length; i++) {
  3690. let points = splitPointList[i];
  3691. // 绘制区域数
  3692. context.beginPath();
  3693. context.strokeStyle = hexToRgb(eachSeries.color!, areaOption.opacity);
  3694. if (areaOption.gradient) {
  3695. let gradient = context.createLinearGradient(0 + xOffset, opts.area[0] + yOffset, 0 + xOffset, opts.height - opts.area[2] + yOffset);
  3696. gradient.addColorStop(0, hexToRgb(eachSeries.color!, areaOption.opacity));
  3697. gradient.addColorStop(1, hexToRgb("#FFFFFF", 0.1));
  3698. context.fillStyle = gradient;
  3699. } else {
  3700. context.fillStyle = hexToRgb(eachSeries.color!, areaOption.opacity);
  3701. }
  3702. context.lineWidth = areaOption.width * opts.pixelRatio;
  3703. if (points.length > 1) {
  3704. let firstPoint = points[0];
  3705. let lastPoint = points[points.length - 1];
  3706. context.moveTo(firstPoint.x + xOffset, firstPoint.y + yOffset);
  3707. let startPoint = 0;
  3708. if (areaOption.type == 'curve') {
  3709. for (let j = 0; j < points.length; j++) {
  3710. let item = points[j];
  3711. if (startPoint == 0 && item.x > leftSpace) {
  3712. context.moveTo(item.x + xOffset, item.y + yOffset);
  3713. startPoint = 1;
  3714. }
  3715. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3716. let ctrlPoint = createCurveControlPoints(points, j - 1);
  3717. context.bezierCurveTo(ctrlPoint.ctrA.x + xOffset, ctrlPoint.ctrA.y + yOffset, ctrlPoint.ctrB.x + xOffset, ctrlPoint.ctrB.y + yOffset, item.x + xOffset, item.y + yOffset);
  3718. }
  3719. };
  3720. }
  3721. if (areaOption.type == 'straight') {
  3722. for (let j = 0; j < points.length; j++) {
  3723. let item = points[j];
  3724. if (startPoint == 0 && item.x > leftSpace) {
  3725. context.moveTo(item.x + xOffset, item.y + yOffset);
  3726. startPoint = 1;
  3727. }
  3728. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3729. context.lineTo(item.x + xOffset, item.y + yOffset);
  3730. }
  3731. };
  3732. }
  3733. if (areaOption.type == 'step') {
  3734. for (let j = 0; j < points.length; j++) {
  3735. let item = points[j];
  3736. if (startPoint == 0 && item.x > leftSpace) {
  3737. context.moveTo(item.x + xOffset, item.y + yOffset);
  3738. startPoint = 1;
  3739. }
  3740. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3741. context.lineTo(item.x + xOffset, points[j - 1].y + yOffset);
  3742. context.lineTo(item.x + xOffset, item.y + yOffset);
  3743. }
  3744. };
  3745. }
  3746. context.lineTo(lastPoint.x + xOffset, endY + yOffset);
  3747. context.lineTo(firstPoint.x + xOffset, endY + yOffset);
  3748. context.lineTo(firstPoint.x + xOffset, firstPoint.y + yOffset);
  3749. } else {
  3750. let item = points[0];
  3751. context.moveTo(item.x - eachSpacing / 2 + xOffset, item.y + yOffset);
  3752. // context.lineTo(item.x + eachSpacing / 2, item.y);
  3753. // context.lineTo(item.x + eachSpacing / 2, endY);
  3754. // context.lineTo(item.x - eachSpacing / 2, endY);
  3755. // context.moveTo(item.x - eachSpacing / 2, item.y);
  3756. }
  3757. context.closePath();
  3758. context.fill();
  3759. //画连线
  3760. if (areaOption.addLine) {
  3761. if (eachSeries.lineType == 'dash') {
  3762. let dashLength = eachSeries.dashLength ?? 8;
  3763. dashLength *= opts.pixelRatio;
  3764. context.setLineDash([dashLength, dashLength]);
  3765. }
  3766. context.beginPath();
  3767. context.strokeStyle = eachSeries.color!;
  3768. context.lineWidth = areaOption.width * opts.pixelRatio;
  3769. if (points.length == 1) {
  3770. context.moveTo(points[0].x + xOffset, points[0].y + yOffset);
  3771. // context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
  3772. } else {
  3773. context.moveTo(points[0].x + xOffset, points[0].y + yOffset);
  3774. let startPoint = 0;
  3775. if (areaOption.type == 'curve') {
  3776. for (let j = 0; j < points.length; j++) {
  3777. let item = points[j];
  3778. if (startPoint == 0 && item.x > leftSpace) {
  3779. context.moveTo(item.x + xOffset, item.y + yOffset);
  3780. startPoint = 1;
  3781. }
  3782. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3783. let ctrlPoint = createCurveControlPoints(points, j - 1);
  3784. context.bezierCurveTo(ctrlPoint.ctrA.x + xOffset, ctrlPoint.ctrA.y + yOffset, ctrlPoint.ctrB.x + xOffset, ctrlPoint.ctrB.y + yOffset, item.x + xOffset, item.y + yOffset);
  3785. }
  3786. };
  3787. }
  3788. if (areaOption.type == 'straight') {
  3789. for (let j = 0; j < points.length; j++) {
  3790. let item = points[j];
  3791. if (startPoint == 0 && item.x > leftSpace) {
  3792. context.moveTo(item.x + xOffset, item.y + yOffset);
  3793. startPoint = 1;
  3794. }
  3795. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3796. context.lineTo(item.x + xOffset, item.y + yOffset);
  3797. }
  3798. };
  3799. }
  3800. if (areaOption.type == 'step') {
  3801. for (let j = 0; j < points.length; j++) {
  3802. let item = points[j];
  3803. if (startPoint == 0 && item.x > leftSpace) {
  3804. context.moveTo(item.x + xOffset, item.y + yOffset);
  3805. startPoint = 1;
  3806. }
  3807. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  3808. context.lineTo(item.x + xOffset, points[j - 1].y + yOffset);
  3809. context.lineTo(item.x + xOffset, item.y + yOffset);
  3810. }
  3811. };
  3812. }
  3813. context.moveTo(points[0].x + xOffset, points[0].y + yOffset);
  3814. }
  3815. context.stroke();
  3816. context.setLineDash([]);
  3817. }
  3818. }
  3819. //画点
  3820. if (opts.dataPointShape != false) {
  3821. drawPointShape(points, eachSeries.color!, eachSeries.pointShape, context, opts);
  3822. }
  3823. drawActiveAreaPoint(points, eachSeries.color!, eachSeries.pointShape, context, opts, areaOption, seriesIndex);
  3824. });
  3825. if (opts.dataLabel != false && process == 1) {
  3826. series.forEach((eachSeries, seriesIndex) => {
  3827. let stringRanges = opts.chartData.yAxisData.ranges![eachSeries.index!]
  3828. let ranges = stringRanges.map((k : string) : number => parseFloat(k));
  3829. let minRange = ranges.pop()!;
  3830. let maxRange = ranges.shift()!;
  3831. let data = eachSeries.data!;
  3832. let points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  3833. drawPointText(points, eachSeries, config, context, opts);
  3834. });
  3835. }
  3836. context.restore();
  3837. return {
  3838. xAxisPoints: xAxisPoints,
  3839. yAxisPoints: [],
  3840. calPoints: calPoints,
  3841. eachSpacing: eachSpacing
  3842. } as ChartColumnDataPoints
  3843. }
  3844. function getPieDataPoints(series : ChartOptionsSeries[], radius : number, process : number = 1) : ChartOptionsSeries[] {
  3845. let count = 0;
  3846. let _start_ = 0;
  3847. for (let i = 0; i < series.length; i++) {
  3848. let item = series[i];
  3849. // item.data = item.data == null ? 0 : item.data;
  3850. let val = item.data![0].value!
  3851. count += val;
  3852. }
  3853. for (let i = 0; i < series.length; i++) {
  3854. let item = series[i];
  3855. // item.data = item.data == null ? 0 : item.data;
  3856. let val = item.data![0].value!
  3857. if (count == 0) {
  3858. item._proportion_ = 1 / series.length * process;
  3859. } else {
  3860. item._proportion_ = val / count * process;
  3861. }
  3862. item._radius_ = radius;
  3863. }
  3864. for (let i = 0; i < series.length; i++) {
  3865. let item = series[i];
  3866. item._start_ = _start_;
  3867. _start_ += 2 * item._proportion_ * Math.PI;
  3868. }
  3869. return series;
  3870. }
  3871. function isSameSign(num1 : number, num2 : number) : boolean {
  3872. return Math.abs(num1) == num1 && Math.abs(num2) == num2 || Math.abs(num1) != num1 && Math.abs(num2) != num2;
  3873. }
  3874. function isCollision(obj1 : ChartOptionsChartDataLegendDataArea, obj2 : ChartOptionsChartDataLegendDataArea) : boolean {
  3875. obj1.end.x = obj1.start.x + obj1.width;
  3876. obj1.end.y = obj1.start.y - obj1.height;
  3877. obj2.end.x = obj2.start.x + obj2.width;
  3878. obj2.end.y = obj2.start.y - obj2.height;
  3879. let flag = obj2.start.x > obj1.end.x || obj2.end.x < obj1.start.x || obj2.end.y > obj1.start.y || obj2.start.y < obj1.end.y;
  3880. return !flag;
  3881. }
  3882. function avoidCollision(obj : ChartOptionsChartDataLegendDataArea, target : ChartOptionsChartDataLegendDataArea | null) : ChartOptionsChartDataLegendDataArea {
  3883. if (target != null) {
  3884. while (isCollision(obj, target!)) {
  3885. if (obj.start.x > 0) {
  3886. obj.start.y--;
  3887. } else if (obj.start.x < 0) {
  3888. obj.start.y++;
  3889. } else {
  3890. if (obj.start.y > 0) {
  3891. obj.start.y++;
  3892. } else {
  3893. obj.start.y--;
  3894. }
  3895. }
  3896. }
  3897. }
  3898. return obj;
  3899. }
  3900. function convertCoordinateOrigin(x : number, y : number, center : Offset) : ChartOptionsChartDataCalPoints {
  3901. const CoordinateOrigin = new ChartOptionsChartDataCalPoints()
  3902. CoordinateOrigin.x = center.x + x
  3903. CoordinateOrigin.y = center.y - y
  3904. return CoordinateOrigin;
  3905. }
  3906. function drawPieText(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, radius : number, center : Offset) {
  3907. let lineRadius = config.pieChartLinePadding;
  3908. let textObjectCollection : ChartOptionsChartDataLegendDataArea[] = [];
  3909. let lastTextObject : ChartOptionsChartDataLegendDataArea | null = null;
  3910. const xOffset = opts.xOffset
  3911. const yOffset = opts.yOffset
  3912. let seriesConvert = series.map((item : ChartOptionsSeries, index : number) : ChartOptionsSeries => {
  3913. // let text = item.formatter ? item.formatter(item, index, series, opts) : (item._proportion_ * 100).toFixed(2) + '%';
  3914. let text : string = ''
  3915. if (item.formatter != null) {
  3916. const fun = item.formatter as (item : ChartOptionsSeries, index : number, series : ChartOptionsSeries[], opts : ChartOptions) => string
  3917. text = fun(item, index, series, opts)
  3918. } else {
  3919. text = (item._proportion_ * 100).toFixed(2) + '%'
  3920. }
  3921. text = item.data![0].labelText != null ? item.data![0].labelText! : text;
  3922. let arc = 2 * Math.PI - (item._start_ + 2 * Math.PI * item._proportion_ / 2);
  3923. if (item._rose_proportion_ > 0) {
  3924. arc = 2 * Math.PI - (item._start_ + 2 * Math.PI * item._rose_proportion_ / 2);
  3925. }
  3926. let color = item.color;
  3927. let radius = item._radius_;
  3928. const seriesitem = new ChartOptionsSeries()
  3929. seriesitem.arc = arc
  3930. seriesitem.text = text
  3931. seriesitem.color = color
  3932. seriesitem.radius = radius
  3933. seriesitem.textColor = item.data![0].textColor!
  3934. seriesitem.textSize = item.data![0].textSize
  3935. seriesitem.labelShow = item.data![0].labelShow
  3936. return seriesitem
  3937. });
  3938. for (let i = 0; i < seriesConvert.length; i++) {
  3939. let item = seriesConvert[i];
  3940. // line end
  3941. let orginX1 = Math.cos(item.arc) * (item.radius + lineRadius);
  3942. let orginY1 = Math.sin(item.arc) * (item.radius + lineRadius);
  3943. // line start
  3944. let orginX2 = Math.cos(item.arc) * item.radius;
  3945. let orginY2 = Math.sin(item.arc) * item.radius;
  3946. // text start
  3947. let orginX3 = orginX1 >= 0 ? orginX1 + config.pieChartTextPadding : orginX1 - config.pieChartTextPadding;
  3948. let orginY3 = orginY1;
  3949. let textWidth = measureText(item.text, (item.textSize ?? config.fontSize) * opts.pixelRatio);
  3950. let startY = orginY3;
  3951. if (lastTextObject != null && isSameSign(lastTextObject!.start.x, orginX3)) {
  3952. if (orginX3 > 0) {
  3953. startY = Math.min(orginY3, lastTextObject!.start.y);
  3954. } else if (orginX1 < 0) {
  3955. startY = Math.max(orginY3, lastTextObject!.start.y);
  3956. } else {
  3957. if (orginY3 > 0) {
  3958. startY = Math.max(orginY3, lastTextObject!.start.y);
  3959. } else {
  3960. startY = Math.min(orginY3, lastTextObject!.start.y);
  3961. }
  3962. }
  3963. }
  3964. if (orginX3 < 0) {
  3965. orginX3 -= textWidth;
  3966. }
  3967. const textObject = new ChartOptionsChartDataLegendDataArea()
  3968. const lineStart = new ChartOptionsChartDataLegendDataAreaXY()
  3969. const lineEnd = new ChartOptionsChartDataLegendDataAreaXY()
  3970. const start = new ChartOptionsChartDataLegendDataAreaXY()
  3971. lineStart.x = orginX2
  3972. lineStart.y = orginY2
  3973. lineEnd.x = orginX1
  3974. lineEnd.y = orginY1
  3975. start.x = orginX3
  3976. start.y = startY
  3977. textObject.lineStart = lineStart
  3978. textObject.lineEnd = lineEnd
  3979. textObject.start = start
  3980. textObject.width = textWidth
  3981. textObject.height = config.fontSize
  3982. textObject.text = item.text
  3983. textObject.color = item.color!
  3984. textObject.textColor = item.textColor
  3985. textObject.textSize = item.textSize ?? config.fontSize
  3986. lastTextObject = avoidCollision(textObject, lastTextObject);
  3987. textObjectCollection.push(lastTextObject!);
  3988. }
  3989. for (let i = 0; i < textObjectCollection.length; i++) {
  3990. if (seriesConvert[i].labelShow == false) {
  3991. continue;
  3992. }
  3993. let item = textObjectCollection[i];
  3994. let lineStartPoistion = convertCoordinateOrigin(item.lineStart.x, item.lineStart.y, center);
  3995. let lineEndPoistion = convertCoordinateOrigin(item.lineEnd.x, item.lineEnd.y, center);
  3996. let textPosition = convertCoordinateOrigin(item.start.x, item.start.y, center);
  3997. context.lineWidth = 1 * opts.pixelRatio;
  3998. context.font = `${(item.textSize ?? config.fontSize) * opts.pixelRatio}px sans-serif`
  3999. context.beginPath();
  4000. context.strokeStyle = item.color;
  4001. context.fillStyle = item.color;
  4002. context.moveTo(xOffset + lineStartPoistion.x, lineStartPoistion.y + yOffset);
  4003. let curveStartX = item.start.x < 0 ? textPosition.x + item.width : textPosition.x;
  4004. let textStartX = item.start.x < 0 ? textPosition.x - 5 : textPosition.x + 5;
  4005. context.quadraticCurveTo(lineEndPoistion.x + xOffset, lineEndPoistion.y + yOffset, curveStartX + xOffset, textPosition.y + yOffset);
  4006. context.moveTo(xOffset + lineStartPoistion.x, lineStartPoistion.y + yOffset);
  4007. context.stroke();
  4008. context.closePath();
  4009. context.beginPath();
  4010. context.moveTo(xOffset + textPosition.x + item.width, textPosition.y + yOffset);
  4011. context.arc(xOffset + curveStartX, textPosition.y + yOffset, 2 * opts.pixelRatio, 0, 2 * Math.PI);
  4012. context.closePath();
  4013. context.fill();
  4014. context.beginPath();
  4015. context.font = `${(item.textSize ?? config.fontSize) * opts.pixelRatio}px sans-serif`
  4016. context.fillStyle = item.textColor ?? opts.fontColor;
  4017. context.fillText(item.text, textStartX + xOffset, textPosition.y + 3 + yOffset);
  4018. context.closePath();
  4019. context.stroke();
  4020. context.closePath();
  4021. }
  4022. }
  4023. function drawRingTitle(opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, center : Offset) {
  4024. let titlefontSize = opts.title.fontSize ?? config.titleFontSize;
  4025. let subtitlefontSize = opts.subtitle.fontSize ?? config.subtitleFontSize;
  4026. let title = opts.title.name ?? '';
  4027. let subtitle = opts.subtitle.name ?? '';
  4028. let titleFontColor = opts.title.color ?? opts.fontColor;
  4029. let subtitleFontColor = opts.subtitle.color ?? opts.fontColor;
  4030. let titleHeight = title != '' ? titlefontSize : 0;
  4031. let subtitleHeight = subtitle != '' ? subtitlefontSize : 0;
  4032. let margin = 5;
  4033. if (subtitle != '') {
  4034. let textWidth = measureText(subtitle, subtitlefontSize * opts.pixelRatio);
  4035. let startX = center.x - textWidth / 2 + (opts.subtitle.offsetX ?? 0) * opts.pixelRatio;
  4036. let startY = center.y + subtitlefontSize * opts.pixelRatio / 2 + (opts.subtitle.offsetY ?? 0) * opts.pixelRatio;
  4037. if (title != '') {
  4038. startY += (titleHeight * opts.pixelRatio + margin) / 2;
  4039. }
  4040. context.beginPath();
  4041. context.font = `${subtitlefontSize * opts.pixelRatio}px sans-serif`
  4042. context.fillStyle = subtitleFontColor;
  4043. context.fillText(subtitle, startX + opts.xOffset, startY + opts.yOffset);
  4044. context.closePath();
  4045. context.stroke();
  4046. }
  4047. if (title != '') {
  4048. let _textWidth = measureText(title, titlefontSize * opts.pixelRatio);
  4049. let _startX = center.x - _textWidth / 2 + (opts.title.offsetX ?? 0);
  4050. let _startY = center.y + titlefontSize * opts.pixelRatio / 2 + (opts.title.offsetY ?? 0) * opts.pixelRatio;
  4051. if (subtitle != '') {
  4052. _startY -= (subtitleHeight * opts.pixelRatio + margin) / 2;
  4053. }
  4054. context.beginPath();
  4055. context.font = `${titlefontSize * opts.pixelRatio}px sans-serif`
  4056. context.fillStyle = titleFontColor;
  4057. context.fillText(title, _startX + opts.xOffset, _startY + opts.yOffset);
  4058. context.closePath();
  4059. context.stroke();
  4060. }
  4061. }
  4062. function drawRingDataPoints(seriese : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartOptionsChartDataToolTiPData {
  4063. let pieOption = opts.extra.ring!
  4064. const centerPosition = new Offset()
  4065. centerPosition.x = opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2
  4066. centerPosition.y = opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
  4067. const xOffset = opts.xOffset
  4068. const yOffset = opts.yOffset
  4069. if (config.pieChartLinePadding == 0) {
  4070. config.pieChartLinePadding = pieOption.activeRadius * opts.pixelRatio;
  4071. }
  4072. let radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding - config._pieTextMaxLength_, (opts.height - opts.area[0] - opts.area[2]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding);
  4073. radius = radius < 10 ? 10 : radius;
  4074. if (pieOption.customRadius != null && pieOption.customRadius! > 0) {
  4075. radius = pieOption.customRadius! * opts.pixelRatio;
  4076. }
  4077. let series = getPieDataPoints(seriese, radius, process);
  4078. let activeRadius = pieOption.activeRadius * opts.pixelRatio;
  4079. pieOption.customColor = fillCustomColor(pieOption.linearType, pieOption.customColor, series, config);
  4080. series = series.map((eachSeries : ChartOptionsSeries) : ChartOptionsSeries => {
  4081. eachSeries._start_ += (pieOption.offsetAngle!) * Math.PI / 180;
  4082. return eachSeries;
  4083. });
  4084. series.forEach((eachSeries : ChartOptionsSeries, seriesIndex : number) => {
  4085. if (opts.tooltip != null) {
  4086. if ((opts.tooltip!.index as number) == seriesIndex) {
  4087. context.beginPath();
  4088. context.fillStyle = (hexToRgb(eachSeries.color!, pieOption.activeOpacity));
  4089. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4090. context.arc(xOffset + centerPosition.x, centerPosition.y + yOffset, eachSeries._radius_ + activeRadius, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI, false);
  4091. context.closePath();
  4092. context.fill();
  4093. }
  4094. }
  4095. context.beginPath();
  4096. context.lineWidth = pieOption.borderWidth * opts.pixelRatio;
  4097. context.lineJoin = "round";
  4098. context.strokeStyle = pieOption.borderColor;
  4099. let fillcolor : any = eachSeries.color!;
  4100. if (pieOption.linearType == 'custom') {
  4101. let grd = context.createRadialGradient(centerPosition.x + xOffset, centerPosition.y + yOffset, 0, centerPosition.x + xOffset, centerPosition.y + yOffset, eachSeries._radius_)
  4102. grd.addColorStop(0, hexToRgb(pieOption.customColor![eachSeries.linearIndex!], 1))
  4103. grd.addColorStop(1, hexToRgb(eachSeries.color!, 1))
  4104. fillcolor = grd
  4105. }
  4106. context.fillStyle = fillcolor;
  4107. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4108. context.arc(centerPosition.x + xOffset, centerPosition.y + yOffset, eachSeries._radius_, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI, false);
  4109. context.closePath();
  4110. context.fill();
  4111. if (pieOption.border == true) {
  4112. context.stroke();
  4113. }
  4114. });
  4115. let innerPieWidth = radius * 0.6;
  4116. if (typeof pieOption.ringWidth == 'number' && pieOption.ringWidth > 0) {
  4117. innerPieWidth = Math.max(0, radius - pieOption.ringWidth * opts.pixelRatio);
  4118. }
  4119. context.beginPath();
  4120. context.fillStyle = (pieOption.centerColor!);
  4121. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4122. context.arc(xOffset + centerPosition.x, centerPosition.y + yOffset, innerPieWidth, 0, 2 * Math.PI);
  4123. context.closePath();
  4124. context.fill();
  4125. if (opts.dataLabel != false && process == 1) {
  4126. drawPieText(series, opts, config, context, radius, centerPosition);
  4127. }
  4128. if (process == 1) {
  4129. drawRingTitle(opts, config, context, centerPosition);
  4130. }
  4131. const piedata = new ChartOptionsChartDataToolTiPData()
  4132. piedata.center = centerPosition
  4133. piedata.radius = radius
  4134. piedata.series = series
  4135. return piedata;
  4136. }
  4137. function drawPieDataPoints(seriese : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartOptionsChartDataToolTiPData {
  4138. let pieOption = opts.extra.pie!
  4139. const centerPosition = new Offset()
  4140. centerPosition.x = opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2
  4141. centerPosition.y = opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
  4142. const xOffset = opts.xOffset
  4143. const yOffset = opts.yOffset
  4144. if (config.pieChartLinePadding == 0) {
  4145. config.pieChartLinePadding = pieOption.activeRadius * opts.pixelRatio;
  4146. }
  4147. let radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding - config._pieTextMaxLength_, (opts.height - opts.area[0] - opts.area[2]) / 2 - config.pieChartLinePadding - config.pieChartTextPadding);
  4148. radius = radius < 10 ? 10 : radius;
  4149. if (pieOption.customRadius != null && pieOption.customRadius! > 0) {
  4150. radius = pieOption.customRadius! * opts.pixelRatio;
  4151. }
  4152. let series = getPieDataPoints(seriese, radius, process);
  4153. let activeRadius = pieOption.activeRadius * opts.pixelRatio;
  4154. pieOption.customColor = fillCustomColor(pieOption.linearType, pieOption.customColor, series, config);
  4155. series = series.map((eachSeries : ChartOptionsSeries) : ChartOptionsSeries => {
  4156. eachSeries._start_ += (pieOption.offsetAngle!) * Math.PI / 180;
  4157. return eachSeries;
  4158. });
  4159. series.forEach((eachSeries : ChartOptionsSeries, seriesIndex : number) => {
  4160. if (opts.tooltip != null) {
  4161. if ((opts.tooltip!.index as number) == seriesIndex) {
  4162. context.beginPath();
  4163. context.fillStyle = (hexToRgb(eachSeries.color!, pieOption.activeOpacity));
  4164. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4165. context.arc(xOffset + centerPosition.x, centerPosition.y + yOffset, eachSeries._radius_ + activeRadius, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI, false);
  4166. context.closePath();
  4167. context.fill();
  4168. }
  4169. }
  4170. context.beginPath();
  4171. context.lineWidth = pieOption.borderWidth * opts.pixelRatio;
  4172. context.lineJoin = "round";
  4173. context.strokeStyle = pieOption.borderColor;
  4174. let fillcolor : any = eachSeries.color!;
  4175. if (pieOption.linearType == 'custom') {
  4176. let grd = context.createRadialGradient(centerPosition.x + xOffset, centerPosition.y + yOffset, 0, centerPosition.x + xOffset, centerPosition.y + yOffset, eachSeries._radius_)
  4177. grd.addColorStop(0, hexToRgb(pieOption.customColor![eachSeries.linearIndex!], 1))
  4178. grd.addColorStop(1, hexToRgb(eachSeries.color!, 1))
  4179. fillcolor = grd
  4180. }
  4181. context.fillStyle = fillcolor;
  4182. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4183. context.arc(xOffset + centerPosition.x, centerPosition.y + yOffset, eachSeries._radius_, eachSeries._start_, eachSeries._start_ + 2 * eachSeries._proportion_ * Math.PI, false);
  4184. context.closePath();
  4185. context.fill();
  4186. if (pieOption.border == true) {
  4187. context.stroke();
  4188. }
  4189. });
  4190. if (opts.dataLabel != false && process == 1) {
  4191. drawPieText(series, opts, config, context, radius, centerPosition);
  4192. }
  4193. const piedata = new ChartOptionsChartDataToolTiPData()
  4194. piedata.center = centerPosition
  4195. piedata.radius = radius
  4196. piedata.series = series
  4197. return piedata;
  4198. }
  4199. function getPieTextMaxLength(eseries : ChartOptionsSeries[], config : TuiChartConfig, context : CanvasRenderingContext2D, opts : ChartOptions) : number {
  4200. let series = getPieDataPoints(eseries, 0);
  4201. let maxLength = 0;
  4202. for (let i = 0; i < series.length; i++) {
  4203. let item = series[i];
  4204. // let text = item.formatter ? item.formatter(+item._proportion_.toFixed(2)) : (item._proportion_ * 100).toFixed(0) + '%';
  4205. let text : string = ''
  4206. if (item.formatter != null) {
  4207. const fun = item.formatter as (proportion : string) => string
  4208. text = fun(item._proportion_.toFixed(2))
  4209. } else {
  4210. text = (item._proportion_ * 100).toFixed(0) + '%'
  4211. }
  4212. maxLength = Math.max(maxLength, measureText(text, (item.textSize ?? config.fontSize) * opts.pixelRatio));
  4213. }
  4214. return maxLength;
  4215. }
  4216. function isInAngleRange(eangle : number, estartAngle : number, eendAngle : number) : boolean {
  4217. function adjust(eangle : number) : number {
  4218. let angle = eangle
  4219. while (angle < 0) {
  4220. angle += 2 * Math.PI;
  4221. }
  4222. while (angle > 2 * Math.PI) {
  4223. angle -= 2 * Math.PI;
  4224. }
  4225. return angle;
  4226. }
  4227. let angle = adjust(eangle);
  4228. let startAngle = adjust(estartAngle);
  4229. let endAngle = adjust(eendAngle);
  4230. if (startAngle > endAngle) {
  4231. endAngle += 2 * Math.PI;
  4232. if (angle < startAngle) {
  4233. angle += 2 * Math.PI;
  4234. }
  4235. }
  4236. return angle >= startAngle && angle <= endAngle;
  4237. }
  4238. function isInExactPieChartArea(currentPoints : TouchPosition, center : Offset, radius : number) : boolean {
  4239. return Math.pow(currentPoints.x - center.x, 2) + Math.pow(currentPoints.y - center.y, 2) <= Math.pow(radius, 2);
  4240. }
  4241. export function findPieChartCurrentIndex(currentPoints : TouchPosition, pieData : ChartOptionsChartDataToolTiPData, opts : ChartOptions) : ChartOptionsTooltip {
  4242. let tooltip : ChartOptionsTooltip = new ChartOptionsTooltip();
  4243. let currentIndex = -1;
  4244. let series = getPieDataPoints(pieData.series, 0);
  4245. if (isInExactPieChartArea(currentPoints, pieData.center, pieData.radius)) {
  4246. let angle = Math.atan2(pieData.center.y - currentPoints.y, currentPoints.x - pieData.center.x);
  4247. angle = -angle;
  4248. if (opts.extra.pie != null && opts.extra.pie!.offsetAngle != null) {
  4249. angle = angle - opts.extra.pie!.offsetAngle! * Math.PI / 180;
  4250. }
  4251. if (opts.extra.ring != null && opts.extra.ring!.offsetAngle != null) {
  4252. angle = angle - opts.extra.ring!.offsetAngle! * Math.PI / 180;
  4253. }
  4254. for (let i = 0, len = series.length; i < len; i++) {
  4255. if (isInAngleRange(angle, series[i]._start_, series[i]._start_ + series[i]._proportion_ * 2 * Math.PI)) {
  4256. currentIndex = i;
  4257. break;
  4258. }
  4259. }
  4260. }
  4261. tooltip.index = currentIndex
  4262. return tooltip;
  4263. }
  4264. function calCandleMA(dayArr : number[], nameArr : string[], colorArr : string[], kdata : number[][]) : ChartOptionsSeries[] {
  4265. let seriesTemp : ChartOptionsSeries[] = [];
  4266. for (let k = 0; k < dayArr.length; k++) {
  4267. let seriesItem = new ChartOptionsSeries()
  4268. seriesItem.data = []
  4269. seriesItem.name = nameArr[k]
  4270. seriesItem.color = colorArr[k]
  4271. for (let i = 0, len = kdata.length; i < len; i++) {
  4272. const seriesdata = new ChartOptionsSeriesData()
  4273. if (i < dayArr[k]) {
  4274. seriesdata.value = null
  4275. seriesItem.data!.push(seriesdata);
  4276. continue;
  4277. } else {
  4278. let sum = 0;
  4279. for (let j = 0; j < dayArr[k]; j++) {
  4280. sum += (kdata[i - j][1]);
  4281. }
  4282. seriesdata.value = parseFloat((sum / dayArr[k]).toFixed(3))
  4283. seriesItem.data!.push(seriesdata);
  4284. }
  4285. }
  4286. seriesTemp.push(seriesItem);
  4287. }
  4288. return seriesTemp;
  4289. }
  4290. function getRoseDataPoints(series : ChartOptionsSeries[], type : string, minRadius : number, radius : number, process : number = 1) : ChartOptionsSeries[] {
  4291. let count = 0;
  4292. let _start_ = 0;
  4293. let dataArr : number[] = [];
  4294. for (let i = 0; i < series.length; i++) {
  4295. let item = series[i];
  4296. count += item.data![0].value!;
  4297. dataArr.push(item.data![0].value!);
  4298. }
  4299. let minData = Math.min(...dataArr);
  4300. let maxData = Math.max(...dataArr);
  4301. let radiusLength = radius - minRadius;
  4302. for (let i = 0; i < series.length; i++) {
  4303. let item = series[i];
  4304. // item.data = item.data == null ? 0 : item.data;
  4305. if (count == 0) {
  4306. item._proportion_ = 1 / series.length * process;
  4307. item._rose_proportion_ = 1 / series.length * process;
  4308. } else {
  4309. const val = item.data![0].value!
  4310. item._proportion_ = val / count * process;
  4311. if (type == 'area') {
  4312. item._rose_proportion_ = 1 / series.length * process;
  4313. } else {
  4314. item._rose_proportion_ = val / count * process;
  4315. }
  4316. }
  4317. item._radius_ = minRadius + radiusLength * ((item.data![0].value! - minData) / (maxData - minData)) ?? radius;
  4318. }
  4319. for (let i = 0; i < series.length; i++) {
  4320. let item = series[i];
  4321. item._start_ = _start_;
  4322. _start_ += 2 * item._rose_proportion_ * Math.PI;
  4323. }
  4324. return series;
  4325. }
  4326. function drawRoseDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartOptionsChartDataToolTiPData {
  4327. let roseOption = opts.extra.rose!
  4328. if (config.pieChartLinePadding == 0) {
  4329. config.pieChartLinePadding = roseOption.activeRadius * opts.pixelRatio;
  4330. }
  4331. const xOffset = opts.xOffset
  4332. const yOffset = opts.yOffset
  4333. let centerPosition = new Offset()
  4334. centerPosition.x = opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2
  4335. centerPosition.y = opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
  4336. // let centerPosition = {
  4337. // x: opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2,
  4338. // y: opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
  4339. // };
  4340. let radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - config.pieChartLinePadding - config
  4341. .pieChartTextPadding - config._pieTextMaxLength_, (opts.height - opts.area[0] - opts.area[2]) / 2 - config
  4342. .pieChartLinePadding - config.pieChartTextPadding);
  4343. radius = radius < 10 ? 10 : radius;
  4344. let minRadius = roseOption.minRadius ?? radius * 0.5;
  4345. if (radius < minRadius) {
  4346. radius = minRadius + 10;
  4347. }
  4348. series = getRoseDataPoints(series, roseOption.type, minRadius, radius, process);
  4349. let activeRadius = roseOption.activeRadius * opts.pixelRatio;
  4350. roseOption.customColor = fillCustomColor(roseOption.linearType, roseOption.customColor, series, config);
  4351. series = series.map((eachSeries : ChartOptionsSeries) : ChartOptionsSeries => {
  4352. eachSeries._start_ += (roseOption.offsetAngle ?? 0) * Math.PI / 180;
  4353. return eachSeries;
  4354. });
  4355. series.forEach(function (eachSeries, seriesIndex) {
  4356. if (opts.tooltip != null) {
  4357. if ((opts.tooltip!.index as number) == seriesIndex) {
  4358. context.beginPath();
  4359. context.fillStyle = hexToRgb(eachSeries.color!, roseOption.activeOpacity);
  4360. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4361. context.arc(xOffset + centerPosition.x, centerPosition.y + yOffset, activeRadius + eachSeries._radius_, eachSeries
  4362. ._start_, eachSeries._start_ + 2 * eachSeries._rose_proportion_ * Math.PI, false);
  4363. context.closePath();
  4364. context.fill();
  4365. }
  4366. }
  4367. context.beginPath();
  4368. context.lineWidth = roseOption.borderWidth * opts.pixelRatio;
  4369. context.lineJoin = "round";
  4370. context.strokeStyle = roseOption.borderColor;
  4371. let fillcolor : any = eachSeries.color!;
  4372. if (roseOption.linearType == 'custom') {
  4373. // let grd;
  4374. // if (context.createCircularGradient) {
  4375. // grd = context.createCircularGradient(centerPosition.x, centerPosition.y, eachSeries._radius_)
  4376. // } else {
  4377. // grd = context.createRadialGradient(centerPosition.x, centerPosition.y, 0, centerPosition.x,
  4378. // centerPosition.y, eachSeries._radius_)
  4379. // }
  4380. let grd = context.createRadialGradient(centerPosition.x + xOffset, centerPosition.y + yOffset, 0, centerPosition.x + xOffset, centerPosition.y + yOffset, eachSeries._radius_)
  4381. grd.addColorStop(0, hexToRgb(roseOption.customColor![eachSeries.linearIndex!], 1))
  4382. grd.addColorStop(1, hexToRgb(eachSeries.color!, 1))
  4383. fillcolor = grd
  4384. }
  4385. context.fillStyle = fillcolor;
  4386. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4387. context.arc(xOffset + centerPosition.x, centerPosition.y + yOffset, eachSeries._radius_, eachSeries._start_, eachSeries
  4388. ._start_ + 2 * eachSeries._rose_proportion_ * Math.PI, false);
  4389. context.closePath();
  4390. context.fill();
  4391. if (roseOption.border == true) {
  4392. context.stroke();
  4393. }
  4394. });
  4395. if (opts.dataLabel != false && process == 1) {
  4396. drawPieText(series, opts, config, context, radius, centerPosition);
  4397. }
  4398. const tooldata = new ChartOptionsChartDataToolTiPData()
  4399. tooldata.center = centerPosition
  4400. tooldata.radius = radius
  4401. tooldata.series = series
  4402. return tooldata
  4403. }
  4404. export function findRoseChartCurrentIndex(currentPoints : TouchPosition, pieData : ChartOptionsChartDataToolTiPData, opts : ChartOptions) : ChartOptionsTooltip {
  4405. let tooltip : ChartOptionsTooltip = new ChartOptionsTooltip();
  4406. let currentIndex = -1;
  4407. let series = getRoseDataPoints(opts._series_!, opts.extra.rose!.type, pieData.radius, pieData.radius);
  4408. if (isInExactPieChartArea(currentPoints, pieData.center, pieData.radius)) {
  4409. let angle = Math.atan2(pieData.center.y - currentPoints.y, currentPoints.x - pieData.center.x);
  4410. angle = -angle;
  4411. if (opts.extra.rose != null && opts.extra.rose!.offsetAngle != null) {
  4412. angle = angle - opts.extra.rose!.offsetAngle! * Math.PI / 180;
  4413. }
  4414. for (let i = 0, len = series.length; i < len; i++) {
  4415. if (isInAngleRange(angle, series[i]._start_, series[i]._start_ + series[i]._rose_proportion_ * 2 * Math
  4416. .PI)) {
  4417. currentIndex = i;
  4418. break;
  4419. }
  4420. }
  4421. }
  4422. tooltip.index = currentIndex
  4423. return tooltip;
  4424. }
  4425. //雷达图
  4426. function approximatelyEqual(num1 : number, num2 : number) : boolean {
  4427. return Math.abs(num1 - num2) < 1e-10;
  4428. }
  4429. function drawRadarLabel(angleList : number[], radius : number, centerPosition : Offset, opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  4430. let radarOption = opts.extra.radar ?? new ChartOptionsExtraRadar();
  4431. const xOffset = opts.xOffset
  4432. const yOffset = opts.yOffset
  4433. angleList.forEach(function (angle, index) {
  4434. if (radarOption.labelPointShow == true && opts.categories![index] != '') {
  4435. const posPoint = new Offset()
  4436. posPoint.x = radius * Math.cos(angle)
  4437. posPoint.y = radius * Math.sin(angle)
  4438. let posPointAxis = convertCoordinateOrigin(posPoint.x, posPoint.y, centerPosition);
  4439. context.fillStyle = radarOption.labelPointColor
  4440. context.beginPath();
  4441. context.arc(posPointAxis.x + xOffset, posPointAxis.y + yOffset, radarOption.labelPointRadius * opts.pixelRatio, 0, 2 * Math.PI, false);
  4442. context.closePath();
  4443. context.fill();
  4444. }
  4445. if (radarOption.labelShow == true) {
  4446. const pos = new Offset()
  4447. pos.x = (radius + config.radarLabelTextMargin * opts.pixelRatio) * Math.cos(angle)
  4448. pos.y = (radius + config.radarLabelTextMargin * opts.pixelRatio) * Math.sin(angle)
  4449. let posRelativeCanvas = convertCoordinateOrigin(pos.x, pos.y, centerPosition);
  4450. let startX = posRelativeCanvas.x;
  4451. let startY = posRelativeCanvas.y;
  4452. if (approximatelyEqual(pos.x, 0)) {
  4453. startX -= measureText(opts.categories![index] ?? '', config.fontSize) / 2;
  4454. } else if (pos.x < 0) {
  4455. startX -= measureText(opts.categories![index] ?? '', config.fontSize);
  4456. }
  4457. context.beginPath();
  4458. context.font = `${config.fontSize}px sans-serif`
  4459. context.fillStyle = radarOption.labelColor ?? opts.fontColor
  4460. context.fillText(opts.categories![index] ?? '', startX + xOffset, startY + config.fontSize / 2 + yOffset);
  4461. context.closePath();
  4462. context.stroke();
  4463. }
  4464. });
  4465. }
  4466. function getRadarDataPoints(angleList : number[], center : Offset, radius : number, series : ChartOptionsSeries[], opts : ChartOptions, process : number = 1) : ChartOptionsSeries[] {
  4467. let radarOption = opts.extra.radar ?? new ChartOptionsExtraRadar();
  4468. radarOption.max = radarOption.max ?? 0;
  4469. let flierSeries : ChartOptionsSeriesData[] = dataCombine(series)
  4470. let seriesValue : number[] = flierSeries.map((item : ChartOptionsSeriesData) : number => item.value!)
  4471. let maxData = Math.max(radarOption.max!, Math.max(...seriesValue));
  4472. let data : ChartOptionsSeries[] = [];
  4473. for (let i = 0; i < series.length; i++) {
  4474. let each : ChartOptionsSeries = series[i];
  4475. let listItem = new ChartOptionsSeries();
  4476. listItem.color = each.color;
  4477. listItem.legendShape = each.legendShape;
  4478. listItem.pointShape = each.pointShape;
  4479. listItem.data = [];
  4480. each.data!.forEach((item : ChartOptionsSeriesData, index : number) => {
  4481. let tmp = new ChartOptionsSeriesData();
  4482. tmp.angle = angleList[index];
  4483. tmp.proportion = (item.value!) / maxData;
  4484. tmp.value = item.value;
  4485. tmp.position = convertCoordinateOrigin(radius * tmp.proportion * process * Math.cos(tmp.angle), radius * tmp.proportion * process * Math.sin(tmp.angle), center);
  4486. listItem.data!.push(tmp);
  4487. });
  4488. data.push(listItem);
  4489. }
  4490. return data;
  4491. }
  4492. function getMaxTextListLength(list : string[], fontSize : number, context : CanvasRenderingContext2D) : number {
  4493. let lengthList = list.map((item : string) : number => {
  4494. return measureText(item, fontSize);
  4495. });
  4496. return Math.max(...lengthList);
  4497. }
  4498. function getRadarCoordinateSeries(length : number) : number[] {
  4499. let eachAngle = 2 * Math.PI / length;
  4500. let CoordinateSeries : number[] = [];
  4501. for (let i = 0; i < length; i++) {
  4502. CoordinateSeries.push(eachAngle * i);
  4503. }
  4504. return CoordinateSeries.map((item : number) : number => {
  4505. return -1 * item + Math.PI / 2;
  4506. });
  4507. }
  4508. function drawRadarDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartOptionsChartDataToolTiPData {
  4509. let radarOption : ChartOptionsExtraRadar = opts.extra.radar!
  4510. let coordinateAngle : number[] = getRadarCoordinateSeries(opts.categories!.length);
  4511. let centerPosition = new Offset()
  4512. centerPosition.x = opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2
  4513. centerPosition.y = opts.area[0] + (opts.height - opts.area[0] - opts.area[2]) / 2
  4514. const xOffset = opts.xOffset
  4515. const yOffset = opts.yOffset
  4516. let xr = (opts.width - opts.area[1] - opts.area[3]) / 2
  4517. let yr = (opts.height - opts.area[0] - opts.area[2]) / 2
  4518. let radius = Math.min(xr - (getMaxTextListLength(opts.categories!, config.fontSize, context) + config.radarLabelTextMargin), yr - config.radarLabelTextMargin);
  4519. radius -= config.radarLabelTextMargin * opts.pixelRatio;
  4520. radius = radius < 10 ? 10 : radius;
  4521. radius = radarOption.radius != null ? radarOption.radius! : radius;
  4522. // 画分割线
  4523. context.beginPath();
  4524. context.lineWidth = 1 * opts.pixelRatio;
  4525. context.strokeStyle = radarOption.gridColor;
  4526. coordinateAngle.forEach(function (angle, index) {
  4527. let pos : ChartOptionsChartDataCalPoints = convertCoordinateOrigin(radius * Math.cos(angle), radius * Math.sin(angle), centerPosition);
  4528. context.moveTo(xOffset + centerPosition.x, centerPosition.y + yOffset);
  4529. if (index % radarOption.gridEval == 0) {
  4530. context.lineTo(pos.x + xOffset, pos.y + yOffset);
  4531. }
  4532. });
  4533. context.stroke();
  4534. context.closePath();
  4535. // 画背景网格
  4536. function _loop(i : number) {
  4537. let startPos = new ChartOptionsChartDataCalPoints();
  4538. context.beginPath();
  4539. context.lineWidth = (1 * opts.pixelRatio);
  4540. context.strokeStyle = (radarOption.gridColor);
  4541. if (radarOption.gridType == 'radar') {
  4542. coordinateAngle.forEach(function (angle, index) {
  4543. let pos = convertCoordinateOrigin(radius / radarOption.gridCount * i * Math.cos(angle), radius /
  4544. radarOption.gridCount * i * Math.sin(angle), centerPosition);
  4545. if (index == 0) {
  4546. startPos = pos;
  4547. context.moveTo(pos.x + xOffset, pos.y + yOffset);
  4548. } else {
  4549. context.lineTo(pos.x + xOffset, pos.y + yOffset);
  4550. }
  4551. });
  4552. context.lineTo(startPos.x + xOffset, startPos.y + yOffset);
  4553. } else {
  4554. let pos = convertCoordinateOrigin(radius / radarOption.gridCount * i * Math.cos(1.5), radius / radarOption.gridCount * i * Math.sin(1.5), centerPosition);
  4555. context.arc(centerPosition.x + xOffset, centerPosition.y + yOffset, centerPosition.y - pos.y, 0, 2 * Math.PI, false);
  4556. }
  4557. context.stroke();
  4558. context.closePath();
  4559. };
  4560. for (let i = 1; i <= radarOption.gridCount; i++) {
  4561. _loop(i);
  4562. }
  4563. radarOption.customColor = fillCustomColor(radarOption.linearType, radarOption.customColor, series, config);
  4564. let radarDataPoints : ChartOptionsSeries[] = getRadarDataPoints(coordinateAngle, centerPosition, radius, series, opts, process);
  4565. radarDataPoints.forEach((eachSeries : ChartOptionsSeries, seriesIndex : number) => {
  4566. // 绘制区域数据
  4567. context.beginPath();
  4568. context.lineWidth = radarOption.borderWidth * opts.pixelRatio;
  4569. context.strokeStyle = eachSeries.color!;
  4570. let fillcolor : any = hexToRgb(eachSeries.color!, radarOption.opacity);
  4571. if (radarOption.linearType == 'custom') {
  4572. // let grd;
  4573. // if (context.createCircularGradient) {
  4574. // grd = context.createCircularGradient(centerPosition.x, centerPosition.y, radius)
  4575. // } else {
  4576. // grd = context.createRadialGradient(centerPosition.x, centerPosition.y, 0, centerPosition.x, centerPosition.y, radius)
  4577. // }
  4578. let grd = context.createRadialGradient(centerPosition.x + xOffset, centerPosition.y + yOffset, 0, centerPosition.x + xOffset, centerPosition.y + yOffset, radius)
  4579. grd.addColorStop(0, hexToRgb(radarOption.customColor![series[seriesIndex].linearIndex!], radarOption.opacity))
  4580. grd.addColorStop(1, hexToRgb(eachSeries.color!, radarOption.opacity))
  4581. fillcolor = grd
  4582. }
  4583. context.fillStyle = fillcolor;
  4584. eachSeries.data!.forEach((item : ChartOptionsSeriesData, index : number) => {
  4585. if (index == 0) {
  4586. context.moveTo(item.position.x + xOffset, item.position.y + yOffset);
  4587. } else {
  4588. context.lineTo(item.position.x + xOffset, item.position.y + yOffset);
  4589. }
  4590. });
  4591. context.closePath();
  4592. context.fill();
  4593. if (radarOption.border == true) {
  4594. context.stroke();
  4595. }
  4596. context.closePath();
  4597. if (opts.dataPointShape != false) {
  4598. let points = eachSeries.data!.map((item : ChartOptionsSeriesData) : ChartOptionsChartDataCalPoints => {
  4599. return item.position;
  4600. });
  4601. drawPointShape(points, eachSeries.color!, eachSeries.pointShape, context, opts);
  4602. }
  4603. });
  4604. // 画刻度值
  4605. if (radarOption.axisLabel == true) {
  4606. let flierSeries = dataCombine(series)
  4607. let seriesValue = flierSeries.map((item : ChartOptionsSeriesData) : number => item.value!)
  4608. let maxData = Math.max(radarOption.max!, Math.max(...seriesValue));
  4609. const stepLength = radius / radarOption.gridCount;
  4610. const fontSize = opts.fontSize * opts.pixelRatio;
  4611. context.font = `${fontSize}px sans-serif`
  4612. context.fillStyle = opts.fontColor;
  4613. context.textAlign = 'left';
  4614. for (let i = 0; i < radarOption.gridCount + 1; i++) {
  4615. let label = i * maxData / radarOption.gridCount;
  4616. label = parseFloat(label.toFixed(radarOption.axisLabelTofix));
  4617. context.fillText(`${label}`, centerPosition.x + 3 * opts.pixelRatio + xOffset, centerPosition.y - i * stepLength + fontSize / 2 + yOffset);
  4618. }
  4619. }
  4620. // draw label text
  4621. drawRadarLabel(coordinateAngle, radius, centerPosition, opts, config, context);
  4622. // draw dataLabel
  4623. if (opts.dataLabel && process == 1) {
  4624. radarDataPoints.forEach(function (eachSeries, seriesIndex) {
  4625. context.beginPath();
  4626. let fontSize = eachSeries.textSize != null ? eachSeries.textSize! * opts.pixelRatio : config.fontSize;
  4627. context.font = `${fontSize}px sans-serif`
  4628. context.fillStyle = eachSeries.textColor ?? opts.fontColor;
  4629. eachSeries.data!.forEach((item : ChartOptionsSeriesData, index : number) => {
  4630. //如果是中心点垂直的上下点位
  4631. if (Math.abs(item.position.x - centerPosition.x) < 2) {
  4632. //如果在上面
  4633. if (item.position.y < centerPosition.y) {
  4634. context.textAlign = 'center';
  4635. context.fillText(`${item.value}`, item.position.x + xOffset, item.position.y - 4 + yOffset);
  4636. } else {
  4637. context.textAlign = 'center';
  4638. context.fillText(`${item.value}`, item.position.x + xOffset, item.position.y + fontSize + 2 + yOffset);
  4639. }
  4640. } else {
  4641. //如果在左侧
  4642. if (item.position.x < centerPosition.x) {
  4643. context.textAlign = 'right';
  4644. context.fillText(`${item.value}`, item.position.x - 4 + xOffset, item.position.y + fontSize / 2 - 2 + yOffset);
  4645. } else {
  4646. context.textAlign = 'left';
  4647. context.fillText(`${item.value}`, item.position.x + 4 + xOffset, item.position.y + fontSize / 2 - 2 + yOffset);
  4648. }
  4649. }
  4650. });
  4651. context.closePath();
  4652. context.stroke();
  4653. });
  4654. context.textAlign = 'left';
  4655. }
  4656. const tooltip = new ChartOptionsChartDataToolTiPData()
  4657. tooltip.center = centerPosition
  4658. tooltip.radius = radius
  4659. tooltip.angleList = coordinateAngle
  4660. return tooltip;
  4661. }
  4662. export function findRadarChartCurrentIndex(currentPoints : TouchPosition, radarData : ChartOptionsChartDataToolTiPData, count : number) : ChartOptionsTooltip {
  4663. let tooltip : ChartOptionsTooltip = new ChartOptionsTooltip();
  4664. let eachAngleArea = 2 * Math.PI / count;
  4665. let currentIndex = -1;
  4666. if (isInExactPieChartArea(currentPoints, radarData.center, radarData.radius)) {
  4667. function fixAngle(eangle : number) : number {
  4668. let angle = eangle
  4669. if (angle < 0) {
  4670. angle += 2 * Math.PI;
  4671. }
  4672. if (angle > 2 * Math.PI) {
  4673. angle -= 2 * Math.PI;
  4674. }
  4675. return angle;
  4676. };
  4677. let angle = Math.atan2(radarData.center.y - currentPoints.y, currentPoints.x - radarData.center.x);
  4678. angle = -1 * angle;
  4679. if (angle < 0) {
  4680. angle += 2 * Math.PI;
  4681. }
  4682. let angleList = radarData.angleList.map((item) : number => {
  4683. item = fixAngle(-1 * item);
  4684. return item;
  4685. });
  4686. angleList.forEach(function (item, index) {
  4687. let rangeStart = fixAngle(item - eachAngleArea / 2);
  4688. let rangeEnd = fixAngle(item + eachAngleArea / 2);
  4689. if (rangeEnd < rangeStart) {
  4690. rangeEnd += 2 * Math.PI;
  4691. }
  4692. if (angle >= rangeStart && angle <= rangeEnd || angle + 2 * Math.PI >= rangeStart && angle + 2 * Math.PI <= rangeEnd) {
  4693. currentIndex = index;
  4694. }
  4695. });
  4696. }
  4697. tooltip.index = currentIndex
  4698. return tooltip;
  4699. }
  4700. //进度条
  4701. function getArcbarDataPoints(series : ChartOptionsSeries[], arcbarOption : ChartOptionsExtraArcbar, eprocess : number = 1) : ChartOptionsSeries[] {
  4702. let process = eprocess
  4703. if (process == 1) {
  4704. process = 0.999999;
  4705. }
  4706. for (let i = 0; i < series.length; i++) {
  4707. let item = series[i];
  4708. // item.data = item.data == null ? 0 : item.data;
  4709. let totalAngle : number;
  4710. if (arcbarOption.type == 'circle') {
  4711. totalAngle = 2;
  4712. } else {
  4713. if (arcbarOption.direction == 'ccw') {
  4714. if (arcbarOption.startAngle < arcbarOption.endAngle) {
  4715. totalAngle = 2 + arcbarOption.startAngle - arcbarOption.endAngle;
  4716. } else {
  4717. totalAngle = arcbarOption.startAngle - arcbarOption.endAngle;
  4718. }
  4719. } else {
  4720. if (arcbarOption.endAngle < arcbarOption.startAngle) {
  4721. totalAngle = 2 + arcbarOption.endAngle - arcbarOption.startAngle;
  4722. } else {
  4723. totalAngle = arcbarOption.startAngle - arcbarOption.endAngle;
  4724. }
  4725. }
  4726. }
  4727. const val = item.data![0].value!
  4728. item._proportion_ = totalAngle * val * process + arcbarOption.startAngle;
  4729. if (arcbarOption.direction == 'ccw') {
  4730. item._proportion_ = arcbarOption.startAngle - totalAngle * val * process;
  4731. }
  4732. if (item._proportion_ >= 2) {
  4733. item._proportion_ = item._proportion_ % 2;
  4734. }
  4735. }
  4736. return series;
  4737. }
  4738. //漏斗图
  4739. export function findFunnelChartCurrentIndex(currentPoints : TouchPosition, funnelData : ChartOptionsChartDataToolTiPData) : ChartOptionsTooltip {
  4740. let tooltip : ChartOptionsTooltip = new ChartOptionsTooltip();
  4741. let currentIndex = -1;
  4742. for (let i = 0, len = funnelData.series.length; i < len; i++) {
  4743. let item = funnelData.series[i];
  4744. if (currentPoints.x > item.funnelArea[0] && currentPoints.x < item.funnelArea[2] && currentPoints.y > item
  4745. .funnelArea[1] && currentPoints.y < item.funnelArea[3]) {
  4746. currentIndex = i;
  4747. break;
  4748. }
  4749. }
  4750. tooltip.index = currentIndex
  4751. return tooltip;
  4752. }
  4753. function getFunnelDataPoints(series : ChartOptionsSeries[], radius : number, option : ChartOptionsExtraFunnel, eachSpacing : number, process : number = 1) : ChartOptionsSeries[] {
  4754. for (let i = 0; i < series.length; i++) {
  4755. const val = series[i].data![0].value!
  4756. if (option.type == 'funnel') {
  4757. series[i].radius = val / series[0].data![0].value! * radius * process;
  4758. } else {
  4759. series[i].radius = (eachSpacing * (series.length - i)) / (eachSpacing * series.length) * radius * process;
  4760. }
  4761. series[i]._proportion_ = val / series[0].data![0].value!;
  4762. }
  4763. // if(option.type != 'pyramid'){
  4764. // series.reverse();
  4765. // }
  4766. return series;
  4767. }
  4768. function drawFunnelText(series : ChartOptionsSeries[], opts : ChartOptions, context : CanvasRenderingContext2D, eachSpacing : number, labelAlign : string, activeWidth : number, centerPosition : Offset) {
  4769. for (let i = 0; i < series.length; i++) {
  4770. let item = series[i];
  4771. if (item.labelShow == false) {
  4772. continue;
  4773. }
  4774. let startX = 0
  4775. let endX = 0
  4776. let startY = 0
  4777. let fontSize = 0
  4778. // let text = item.formatter ? item.formatter(item, i, series, opts) : (item._proportion_ * 100).toFixed(0) + '%';
  4779. let text : string = ''
  4780. if (item.formatter != null) {
  4781. const fun = item.formatter as (item : ChartOptionsSeries, i : number, series : ChartOptionsSeries[], opts : ChartOptions) => string
  4782. text = fun(item, i, series, opts)
  4783. } else {
  4784. text = (item._proportion_ * 100).toFixed(0) + '%'
  4785. }
  4786. text = item.labelText ?? text;
  4787. if (labelAlign == 'right') {
  4788. if (i == series.length - 1) {
  4789. startX = (item.funnelArea[2] + centerPosition.x) / 2;
  4790. } else {
  4791. startX = (item.funnelArea[2] + series[i + 1].funnelArea[2]) / 2;
  4792. }
  4793. endX = startX + activeWidth * 2;
  4794. startY = item.funnelArea[1] + eachSpacing / 2;
  4795. fontSize = (item.textSize ?? opts.fontSize) * opts.pixelRatio;
  4796. context.lineWidth = 1 * opts.pixelRatio;
  4797. context.strokeStyle = item.color!;
  4798. context.fillStyle = item.color!;
  4799. context.beginPath();
  4800. context.moveTo(startX, startY);
  4801. context.lineTo(endX, startY);
  4802. context.stroke();
  4803. context.closePath();
  4804. context.beginPath();
  4805. context.moveTo(endX, startY);
  4806. context.arc(endX, startY, 2 * opts.pixelRatio, 0, 2 * Math.PI);
  4807. context.closePath();
  4808. context.fill();
  4809. context.beginPath();
  4810. context.font = `${fontSize}px sans-serif`
  4811. context.fillStyle = item.textColor ?? opts.fontColor;
  4812. context.fillText(text, endX + 5, startY + fontSize / 2 - 2);
  4813. context.closePath();
  4814. context.stroke();
  4815. context.closePath();
  4816. }
  4817. if (labelAlign == 'left') {
  4818. if (i == series.length - 1) {
  4819. startX = (item.funnelArea[0] + centerPosition.x) / 2;
  4820. } else {
  4821. startX = (item.funnelArea[0] + series[i + 1].funnelArea[0]) / 2;
  4822. }
  4823. endX = startX - activeWidth * 2;
  4824. startY = item.funnelArea[1] + eachSpacing / 2;
  4825. fontSize = (item.textSize ?? opts.fontSize) * opts.pixelRatio;
  4826. context.lineWidth = 1 * opts.pixelRatio;
  4827. context.strokeStyle = item.color!;
  4828. context.fillStyle = item.color!;
  4829. context.beginPath();
  4830. context.moveTo(startX, startY);
  4831. context.lineTo(endX, startY);
  4832. context.stroke();
  4833. context.closePath();
  4834. context.beginPath();
  4835. context.moveTo(endX, startY);
  4836. context.arc(endX, startY, 2, 0, 2 * Math.PI);
  4837. context.closePath();
  4838. context.fill();
  4839. context.beginPath();
  4840. context.font = `${fontSize}px sans-serif`
  4841. context.fillStyle = item.textColor ?? opts.fontColor;
  4842. context.fillText(text, endX - 5 - measureText(text, fontSize), startY + fontSize / 2 - 2);
  4843. context.closePath();
  4844. context.stroke();
  4845. context.closePath();
  4846. }
  4847. }
  4848. }
  4849. function drawFunnelCenterText(series : ChartOptionsSeries[], opts : ChartOptions, context : CanvasRenderingContext2D, eachSpacing : number, labelAlign : string, activeWidth : number, centerPosition : Offset) {
  4850. for (let i = 0; i < series.length; i++) {
  4851. let item = series[i];
  4852. let startY = 0
  4853. let fontSize = 0
  4854. const text = item.data![0].centerText!
  4855. if (text != null) {
  4856. startY = item.funnelArea[1] + eachSpacing / 2;
  4857. fontSize = item.data![0].centerTextSize != null ? item.data![0].centerTextSize! * opts.pixelRatio : opts.fontSize * opts.pixelRatio;
  4858. context.beginPath();
  4859. context.font = `${fontSize}px sans-serif`
  4860. context.fillStyle = item.centerTextColor;
  4861. context.fillText(text, centerPosition.x - measureText(text, fontSize) / 2, startY + fontSize / 2 - 2);
  4862. context.closePath();
  4863. context.stroke();
  4864. context.closePath();
  4865. }
  4866. }
  4867. }
  4868. function drawFunnelDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartOptionsChartDataToolTiPData {
  4869. let funnelOption : ChartOptionsExtraFunnel = opts.extra.funnel!;
  4870. let eachSpacing : number = (opts.height - opts.area[0] - opts.area[2]) / series.length;
  4871. let centerPosition : Offset = new Offset();
  4872. centerPosition.x = opts.area[3] + (opts.width - opts.area[1] - opts.area[3]) / 2;
  4873. centerPosition.y = opts.height - opts.area[2];
  4874. let activeWidth = funnelOption.activeWidth * opts.pixelRatio;
  4875. let radius = Math.min((opts.width - opts.area[1] - opts.area[3]) / 2 - activeWidth, (opts.height - opts.area[0] - opts.area[2]) / 2 - activeWidth);
  4876. let seriesNew : ChartOptionsSeries[] = getFunnelDataPoints(series, radius, funnelOption, eachSpacing, process);
  4877. context.save();
  4878. // 添加偏移量到平移中心
  4879. const xOffset = opts.xOffset;
  4880. const yOffset = opts.yOffset;
  4881. context.translate(centerPosition.x + xOffset, centerPosition.y + yOffset);
  4882. funnelOption.customColor = fillCustomColor(funnelOption.linearType, funnelOption.customColor, series, config);
  4883. if (funnelOption.type == 'pyramid') {
  4884. for (let i = 0; i < seriesNew.length; i++) {
  4885. if (i == seriesNew.length - 1) {
  4886. if (opts.tooltip != null) {
  4887. if ((opts.tooltip!.index as number) == i) {
  4888. context.beginPath();
  4889. context.fillStyle = hexToRgb(seriesNew[i].color!, funnelOption.activeOpacity);
  4890. context.moveTo(-activeWidth, -eachSpacing);
  4891. context.lineTo(-seriesNew[i].radius - activeWidth, 0);
  4892. context.lineTo(seriesNew[i].radius + activeWidth, 0);
  4893. context.lineTo(activeWidth, -eachSpacing);
  4894. context.lineTo(-activeWidth, -eachSpacing);
  4895. context.closePath();
  4896. context.fill();
  4897. }
  4898. }
  4899. // 添加偏移量到区域计算
  4900. seriesNew[i].funnelArea = [
  4901. centerPosition.x + xOffset - seriesNew[i].radius,
  4902. centerPosition.y + yOffset - eachSpacing * (i + 1),
  4903. centerPosition.x + xOffset + seriesNew[i].radius,
  4904. centerPosition.y + yOffset - eachSpacing * i
  4905. ];
  4906. context.beginPath();
  4907. context.lineWidth = (funnelOption.borderWidth * opts.pixelRatio);
  4908. context.strokeStyle = (funnelOption.borderColor);
  4909. let fillColor : any = hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity);
  4910. if (funnelOption.linearType == 'custom') {
  4911. let grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
  4912. grd.addColorStop(0, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  4913. grd.addColorStop(0.5, hexToRgb(funnelOption.customColor![seriesNew[i].linearIndex!], funnelOption.fillOpacity));
  4914. grd.addColorStop(1, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  4915. fillColor = grd;
  4916. }
  4917. context.fillStyle = fillColor;
  4918. context.moveTo(0, -eachSpacing);
  4919. context.lineTo(-seriesNew[i].radius, 0);
  4920. context.lineTo(seriesNew[i].radius, 0);
  4921. context.lineTo(0, -eachSpacing);
  4922. context.closePath();
  4923. context.fill();
  4924. if (funnelOption.border == true) {
  4925. context.stroke();
  4926. }
  4927. } else {
  4928. if (opts.tooltip != null) {
  4929. if ((opts.tooltip!.index as number) == i) {
  4930. context.beginPath();
  4931. context.fillStyle = (hexToRgb(seriesNew[i].color!, funnelOption.activeOpacity));
  4932. context.moveTo(0, 0);
  4933. context.lineTo(-seriesNew[i].radius - activeWidth, 0);
  4934. context.lineTo(-seriesNew[i + 1].radius - activeWidth, -eachSpacing);
  4935. context.lineTo(seriesNew[i + 1].radius + activeWidth, -eachSpacing);
  4936. context.lineTo(seriesNew[i].radius + activeWidth, 0);
  4937. context.lineTo(0, 0);
  4938. context.closePath();
  4939. context.fill();
  4940. }
  4941. }
  4942. // 添加偏移量到区域计算
  4943. seriesNew[i].funnelArea = [
  4944. centerPosition.x + xOffset - seriesNew[i].radius,
  4945. centerPosition.y + yOffset - eachSpacing * (i + 1),
  4946. centerPosition.x + xOffset + seriesNew[i].radius,
  4947. centerPosition.y + yOffset - eachSpacing * i
  4948. ];
  4949. context.beginPath();
  4950. context.lineWidth = (funnelOption.borderWidth * opts.pixelRatio);
  4951. context.strokeStyle = funnelOption.borderColor;
  4952. let fillColor : any = hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity);
  4953. if (funnelOption.linearType == 'custom') {
  4954. let grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
  4955. grd.addColorStop(0, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  4956. grd.addColorStop(0.5, hexToRgb(funnelOption.customColor![seriesNew[i].linearIndex!], funnelOption.fillOpacity));
  4957. grd.addColorStop(1, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  4958. fillColor = grd;
  4959. }
  4960. context.fillStyle = fillColor;
  4961. context.moveTo(0, 0);
  4962. context.lineTo(-seriesNew[i].radius, 0);
  4963. context.lineTo(-seriesNew[i + 1].radius, -eachSpacing);
  4964. context.lineTo(seriesNew[i + 1].radius, -eachSpacing);
  4965. context.lineTo(seriesNew[i].radius, 0);
  4966. context.lineTo(0, 0);
  4967. context.closePath();
  4968. context.fill();
  4969. if (funnelOption.border == true) {
  4970. context.stroke();
  4971. }
  4972. }
  4973. context.translate(0, -eachSpacing);
  4974. }
  4975. } else {
  4976. context.translate(0, -(seriesNew.length - 1) * eachSpacing);
  4977. for (let i = 0; i < seriesNew.length; i++) {
  4978. if (i == seriesNew.length - 1) {
  4979. if (opts.tooltip != null) {
  4980. if ((opts.tooltip!.index as number) == i) {
  4981. context.beginPath();
  4982. context.fillStyle = (hexToRgb(seriesNew[i].color!, funnelOption.activeOpacity));
  4983. context.moveTo(-activeWidth - funnelOption.minSize / 2, 0);
  4984. context.lineTo(-seriesNew[i].radius - activeWidth, -eachSpacing);
  4985. context.lineTo(seriesNew[i].radius + activeWidth, -eachSpacing);
  4986. context.lineTo(activeWidth + funnelOption.minSize / 2, 0);
  4987. context.lineTo(-activeWidth - funnelOption.minSize / 2, 0);
  4988. context.closePath();
  4989. context.fill();
  4990. }
  4991. }
  4992. // 添加偏移量到区域计算
  4993. seriesNew[i].funnelArea = [
  4994. centerPosition.x + xOffset - seriesNew[i].radius,
  4995. centerPosition.y + yOffset - eachSpacing,
  4996. centerPosition.x + xOffset + seriesNew[i].radius,
  4997. centerPosition.y + yOffset
  4998. ];
  4999. context.beginPath();
  5000. context.lineWidth = (funnelOption.borderWidth * opts.pixelRatio);
  5001. context.strokeStyle = funnelOption.borderColor;
  5002. let fillColor : any = hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity);
  5003. if (funnelOption.linearType == 'custom') {
  5004. let grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
  5005. grd.addColorStop(0, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  5006. grd.addColorStop(0.5, hexToRgb(funnelOption.customColor![seriesNew[i].linearIndex!], funnelOption.fillOpacity));
  5007. grd.addColorStop(1, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  5008. fillColor = grd;
  5009. }
  5010. context.fillStyle = (fillColor);
  5011. context.moveTo(0, 0);
  5012. context.lineTo(-(funnelOption.minSize) / 2, 0);
  5013. context.lineTo(-seriesNew[i].radius, -eachSpacing);
  5014. context.lineTo(seriesNew[i].radius, -eachSpacing);
  5015. context.lineTo((funnelOption.minSize) / 2, 0);
  5016. context.lineTo(0, 0);
  5017. context.closePath();
  5018. context.fill();
  5019. if (funnelOption.border == true) {
  5020. context.stroke();
  5021. }
  5022. } else {
  5023. if (opts.tooltip != null) {
  5024. if ((opts.tooltip!.index as number) == i) {
  5025. context.beginPath();
  5026. context.fillStyle = hexToRgb(seriesNew[i].color!, funnelOption.activeOpacity);
  5027. context.moveTo(0, 0);
  5028. context.lineTo(-seriesNew[i + 1].radius - activeWidth, 0);
  5029. context.lineTo(-seriesNew[i].radius - activeWidth, -eachSpacing);
  5030. context.lineTo(seriesNew[i].radius + activeWidth, -eachSpacing);
  5031. context.lineTo(seriesNew[i + 1].radius + activeWidth, 0);
  5032. context.lineTo(0, 0);
  5033. context.closePath();
  5034. context.fill();
  5035. }
  5036. }
  5037. // 添加偏移量到区域计算
  5038. seriesNew[i].funnelArea = [
  5039. centerPosition.x + xOffset - seriesNew[i].radius,
  5040. centerPosition.y + yOffset - eachSpacing * (seriesNew.length - i),
  5041. centerPosition.x + xOffset + seriesNew[i].radius,
  5042. centerPosition.y + yOffset - eachSpacing * (seriesNew.length - i - 1)
  5043. ];
  5044. context.beginPath();
  5045. context.lineWidth = funnelOption.borderWidth * opts.pixelRatio;
  5046. context.strokeStyle = funnelOption.borderColor;
  5047. let fillColor : any = hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity);
  5048. if (funnelOption.linearType == 'custom') {
  5049. let grd = context.createLinearGradient(seriesNew[i].radius, -eachSpacing, -seriesNew[i].radius, -eachSpacing);
  5050. grd.addColorStop(0, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  5051. grd.addColorStop(0.5, hexToRgb(funnelOption.customColor![seriesNew[i].linearIndex!], funnelOption.fillOpacity));
  5052. grd.addColorStop(1, hexToRgb(seriesNew[i].color!, funnelOption.fillOpacity));
  5053. fillColor = grd;
  5054. }
  5055. context.fillStyle = fillColor;
  5056. context.moveTo(0, 0);
  5057. context.lineTo(-seriesNew[i + 1].radius, 0);
  5058. context.lineTo(-seriesNew[i].radius, -eachSpacing);
  5059. context.lineTo(seriesNew[i].radius, -eachSpacing);
  5060. context.lineTo(seriesNew[i + 1].radius, 0);
  5061. context.lineTo(0, 0);
  5062. context.closePath();
  5063. context.fill();
  5064. if (funnelOption.border == true) {
  5065. context.stroke();
  5066. }
  5067. }
  5068. context.translate(0, eachSpacing);
  5069. }
  5070. }
  5071. context.restore();
  5072. // 创建偏移后的中心点用于文本绘制
  5073. const offsetCenter = new Offset();
  5074. offsetCenter.x = centerPosition.x + xOffset;
  5075. offsetCenter.y = centerPosition.y + yOffset;
  5076. if (opts.dataLabel != false && process == 1) {
  5077. drawFunnelText(seriesNew, opts, context, eachSpacing, funnelOption.labelAlign, activeWidth, offsetCenter);
  5078. }
  5079. if (process == 1) {
  5080. drawFunnelCenterText(seriesNew, opts, context, eachSpacing, funnelOption.labelAlign, activeWidth, offsetCenter);
  5081. }
  5082. const tooltip = new ChartOptionsChartDataToolTiPData();
  5083. tooltip.center = centerPosition;
  5084. tooltip.radius = radius;
  5085. tooltip.series = seriesNew;
  5086. return tooltip;
  5087. }
  5088. function drawArcbarDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartOptionsChartDataToolTiPData {
  5089. let arcbarOption = opts.extra.arcbar!;
  5090. series = getArcbarDataPoints(series, arcbarOption, process);
  5091. let centerPosition : Offset = new Offset();
  5092. if (arcbarOption.centerX != null || arcbarOption.centerY != null) {
  5093. centerPosition.x = (arcbarOption.centerX ?? opts.width) / 2;
  5094. centerPosition.y = (arcbarOption.centerY ?? opts.height) / 2;
  5095. } else {
  5096. centerPosition.x = opts.width / 2;
  5097. centerPosition.y = opts.height / 2;
  5098. }
  5099. let radius : number = 0;
  5100. if (arcbarOption.radius != null) {
  5101. radius = arcbarOption.radius!;
  5102. } else {
  5103. radius = Math.min(centerPosition.x, centerPosition.y);
  5104. radius -= 5 * opts.pixelRatio;
  5105. radius -= arcbarOption.width / 2;
  5106. }
  5107. radius = radius < 10 ? 10 : radius;
  5108. arcbarOption.customColor = fillCustomColor(arcbarOption.linearType, arcbarOption.customColor, series, config);
  5109. // 应用Y坐标偏移量
  5110. let adjustedY = centerPosition.y + (opts.yOffset);
  5111. let adjustedX = centerPosition.x + (opts.xOffset);
  5112. for (let i = 0; i < series.length; i++) {
  5113. let eachSeries = series[i];
  5114. // 背景颜色
  5115. context.lineWidth = arcbarOption.width * opts.pixelRatio;
  5116. context.strokeStyle = arcbarOption.backgroundColor;
  5117. context.lineCap = arcbarOption.lineCap;
  5118. context.beginPath();
  5119. if (arcbarOption.type == 'default') {
  5120. context.arc(adjustedX, adjustedY, radius - (arcbarOption.width * opts.pixelRatio + arcbarOption.gap * opts.pixelRatio) * i, arcbarOption.startAngle * Math.PI, arcbarOption.endAngle * Math.PI, arcbarOption.direction == 'ccw');
  5121. } else {
  5122. context.arc(adjustedX, adjustedY, radius - (arcbarOption.width * opts.pixelRatio + arcbarOption.gap * opts.pixelRatio) * i, 0, 2 * Math.PI, arcbarOption.direction == 'ccw');
  5123. }
  5124. context.stroke();
  5125. // 进度条
  5126. let fillColor : any = eachSeries.color!;
  5127. if (arcbarOption.linearType == 'custom') {
  5128. let grd = context.createLinearGradient(adjustedX - radius, adjustedY, adjustedX + radius, adjustedY);
  5129. grd.addColorStop(0, hexToRgb(eachSeries.color!, 1));
  5130. grd.addColorStop(1, hexToRgb(arcbarOption.customColor![eachSeries.linearIndex!], 1));
  5131. fillColor = grd;
  5132. }
  5133. context.lineWidth = arcbarOption.width * opts.pixelRatio;
  5134. context.strokeStyle = fillColor;
  5135. context.lineCap = arcbarOption.lineCap;
  5136. context.beginPath();
  5137. context.arc(adjustedX, adjustedY, radius - (arcbarOption.width * opts.pixelRatio + arcbarOption.gap * opts.pixelRatio) * i, arcbarOption.startAngle * Math.PI, eachSeries._proportion_ * Math.PI, arcbarOption.direction == 'ccw');
  5138. context.stroke();
  5139. }
  5140. drawRingTitle(opts, config, context, centerPosition);
  5141. const tooltip = new ChartOptionsChartDataToolTiPData();
  5142. tooltip.center = centerPosition;
  5143. tooltip.radius = radius;
  5144. tooltip.series = series;
  5145. return tooltip;
  5146. }
  5147. //词图云
  5148. function collisionNew(area : number[], points : ChartOptionsSeries[], width : number, height : number) : boolean {
  5149. let isIn = false;
  5150. for (let i = 0; i < points.length; i++) {
  5151. if (points[i].area != null) {
  5152. if (area[3] < points[i].area![1] || area[0] > points[i].area![2] || area[1] > points[i].area![3] || area[2] <
  5153. points[i].area![0]) {
  5154. if (area[0] < 0 || area[1] < 0 || area[2] > width || area[3] > height) {
  5155. isIn = true;
  5156. break;
  5157. } else {
  5158. isIn = false;
  5159. }
  5160. } else {
  5161. isIn = true;
  5162. break;
  5163. }
  5164. }
  5165. }
  5166. return isIn;
  5167. };
  5168. function normalInt(min : number, max : number, itere : number) : number {
  5169. let iter = itere == 0 ? 1 : itere;
  5170. let arr : number[] = [];
  5171. for (let i = 0; i < iter; i++) {
  5172. arr.push(Math.random())
  5173. };
  5174. let sum = arr.reduce((i : number, j : number) : number => i + j, 0);
  5175. return Math.floor(sum / iter * (max - min)) + min
  5176. };
  5177. function getWordCloudPoint(opts : ChartOptions, type : string, context : CanvasRenderingContext2D) : ChartOptionsSeries[] {
  5178. let points = opts.series!;
  5179. switch (type) {
  5180. case 'normal':
  5181. for (let i = 0; i < points.length; i++) {
  5182. let text = points[i].name!;
  5183. let tHeight = points[i].textSize! * opts.pixelRatio;
  5184. let tWidth = measureText(text, tHeight);
  5185. let x : number = 0
  5186. let y : number = 0
  5187. let area : number[] = [];
  5188. let breaknum = 0;
  5189. while (true) {
  5190. breaknum++;
  5191. x = normalInt(-opts.width / 2, opts.width / 2, 5) - tWidth / 2;
  5192. y = normalInt(-opts.height / 2, opts.height / 2, 5) + tHeight / 2;
  5193. area = [x - 5 + opts.width / 2, y - 5 - tHeight + opts.height / 2, x + tWidth + 5 + opts.width / 2,
  5194. y + 5 +
  5195. opts.height / 2
  5196. ];
  5197. let isCollision = collisionNew(area, points, opts.width, opts.height);
  5198. if (!isCollision) break;
  5199. if (breaknum == 1000) {
  5200. area = [-100, -100, -100, -100];
  5201. break;
  5202. }
  5203. };
  5204. points[i].area = area;
  5205. }
  5206. break;
  5207. case 'vertical':
  5208. function Spin() : boolean {
  5209. //获取均匀随机值,是否旋转,旋转的概率为(1-0.5)
  5210. if (Math.random() > 0.7) {
  5211. return true;
  5212. } else {
  5213. return false
  5214. };
  5215. };
  5216. for (let i = 0; i < points.length; i++) {
  5217. let text = points[i].name!;
  5218. let tHeight = points[i].textSize! * opts.pixelRatio;
  5219. let tWidth = measureText(text, tHeight);
  5220. let isSpin = Spin();
  5221. let x = 0
  5222. let y = 0
  5223. let area : number[] = []
  5224. let areav : number[] = []
  5225. let breaknum = 0;
  5226. while (true) {
  5227. breaknum++;
  5228. let isCollision : boolean;
  5229. if (isSpin) {
  5230. x = normalInt(-opts.width / 2, opts.width / 2, 5) - tWidth / 2;
  5231. y = normalInt(-opts.height / 2, opts.height / 2, 5) + tHeight / 2;
  5232. area = [y - 5 - tWidth + opts.width / 2, (-x - 5 + opts.height / 2), y + 5 + opts.width / 2, (-
  5233. x + tHeight + 5 + opts.height / 2)];
  5234. areav = [opts.width - (opts.width / 2 - opts.height / 2) - (-x + tHeight + 5 + opts.height /
  5235. 2) - 5, (opts.height / 2 - opts.width / 2) + (y - 5 - tWidth + opts.width / 2) - 5, opts
  5236. .width - (opts.width / 2 - opts.height / 2) - (-x + tHeight + 5 + opts.height / 2) +
  5237. tHeight, (opts.height / 2 - opts.width / 2) + (y - 5 - tWidth + opts.width / 2) +
  5238. tWidth + 5
  5239. ];
  5240. isCollision = collisionNew(areav, points, opts.height, opts.width);
  5241. } else {
  5242. x = normalInt(-opts.width / 2, opts.width / 2, 5) - tWidth / 2;
  5243. y = normalInt(-opts.height / 2, opts.height / 2, 5) + tHeight / 2;
  5244. area = [x - 5 + opts.width / 2, y - 5 - tHeight + opts.height / 2, x + tWidth + 5 + opts.width /
  5245. 2, y + 5 + opts.height / 2
  5246. ];
  5247. isCollision = collisionNew(area, points, opts.width, opts.height);
  5248. }
  5249. if (!isCollision) break;
  5250. if (breaknum == 1000) {
  5251. area = [-1000, -1000, -1000, -1000];
  5252. break;
  5253. }
  5254. };
  5255. if (isSpin) {
  5256. points[i].area = areav;
  5257. points[i].areav = area;
  5258. } else {
  5259. points[i].area = area;
  5260. }
  5261. points[i].rotate = isSpin;
  5262. };
  5263. break;
  5264. }
  5265. return points;
  5266. }
  5267. function drawWordCloudDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) {
  5268. let wordOption = opts.extra.word!
  5269. if (opts.chartData.wordCloudData == null) {
  5270. opts.chartData.wordCloudData = getWordCloudPoint(opts, wordOption.type, context);
  5271. }
  5272. const xOffset = opts.xOffset;
  5273. const yOffset = opts.yOffset;
  5274. context.beginPath();
  5275. context.fillStyle = opts.background
  5276. // 添加偏移到背景绘制
  5277. context.rect(xOffset, yOffset, opts.width, opts.height);
  5278. context.fill();
  5279. context.save();
  5280. let points = opts.chartData.wordCloudData!;
  5281. // 添加偏移到坐标系平移
  5282. context.translate(xOffset + opts.width / 2, yOffset + opts.height / 2);
  5283. for (let i = 0; i < points.length; i++) {
  5284. context.save();
  5285. if (points[i].rotate) {
  5286. context.rotate(90 * Math.PI / 180);
  5287. }
  5288. let text = points[i].name!;
  5289. let tHeight = points[i].textSize! * opts.pixelRatio;
  5290. let tWidth = measureText(text, tHeight);
  5291. context.beginPath();
  5292. context.strokeStyle = points[i].color!
  5293. context.fillStyle = points[i].color!
  5294. context.font = `${tHeight}px sans-serif`
  5295. if (points[i].rotate) {
  5296. if (points[i].areav[0] > 0) {
  5297. if (opts.tooltip != null) {
  5298. if ((opts.tooltip!.index as number) == i) {
  5299. // 添加偏移到文字位置
  5300. context.strokeText(text,
  5301. (points[i].areav[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2,
  5302. (points[i].areav[1] + 5 + tHeight - opts.height / 2) * process);
  5303. } else {
  5304. // 添加偏移到文字位置
  5305. context.fillText(text,
  5306. (points[i].areav[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2,
  5307. (points[i].areav[1] + 5 + tHeight - opts.height / 2) * process);
  5308. }
  5309. } else {
  5310. // 添加偏移到文字位置
  5311. context.fillText(text,
  5312. (points[i].areav[0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2,
  5313. (points[i].areav[1] + 5 + tHeight - opts.height / 2) * process);
  5314. }
  5315. }
  5316. } else {
  5317. if (points[i].area![0] > 0) {
  5318. if (opts.tooltip != null) {
  5319. if ((opts.tooltip!.index as number) == i) {
  5320. // 添加偏移到文字位置
  5321. context.strokeText(text,
  5322. (points[i].area![0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2,
  5323. (points[i].area![1] + 5 + tHeight - opts.height / 2) * process);
  5324. } else {
  5325. // 添加偏移到文字位置
  5326. context.fillText(text,
  5327. (points[i].area![0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2,
  5328. (points[i].area![1] + 5 + tHeight - opts.height / 2) * process);
  5329. }
  5330. } else {
  5331. // 添加偏移到文字位置
  5332. context.fillText(text,
  5333. (points[i].area![0] + 5 - opts.width / 2) * process - tWidth * (1 - process) / 2,
  5334. (points[i].area![1] + 5 + tHeight - opts.height / 2) * process);
  5335. }
  5336. }
  5337. }
  5338. context.stroke();
  5339. context.restore();
  5340. }
  5341. context.restore();
  5342. }
  5343. export function findWordChartCurrentIndex(currentPoints : TouchPosition, wordData : ChartOptionsSeries[]) : ChartOptionsTooltip {
  5344. const tooltip = new ChartOptionsTooltip()
  5345. let currentIndex = -1;
  5346. for (let i = 0, len = wordData.length; i < len; i++) {
  5347. let item = wordData[i];
  5348. if (currentPoints.x > item.area![0] && currentPoints.x < item.area![2] && currentPoints.y > item.area![1] &&
  5349. currentPoints.y < item.area![3]) {
  5350. currentIndex = i;
  5351. break;
  5352. }
  5353. }
  5354. tooltip.index = currentIndex
  5355. return tooltip;
  5356. }
  5357. //仪表盘
  5358. function drawGaugeLabel(gaugeOption : ChartOptionsExtraGauge, eradius : number, centerPosition : Offset, opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  5359. let radius = eradius
  5360. radius -= gaugeOption.width / 2 + gaugeOption.labelOffset * opts.pixelRatio;
  5361. radius = radius < 10 ? 10 : radius;
  5362. let totalAngle = 0;
  5363. if (gaugeOption.endAngle < gaugeOption.startAngle) {
  5364. totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
  5365. } else {
  5366. totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
  5367. }
  5368. let splitAngle = totalAngle / gaugeOption.splitLine!.splitNumber;
  5369. let totalNumber = gaugeOption.endNumber - gaugeOption.startNumber!;
  5370. let splitNumber = totalNumber / gaugeOption.splitLine!.splitNumber;
  5371. let nowAngle = gaugeOption.startAngle;
  5372. let nowNumber = gaugeOption.startNumber!;
  5373. for (let i = 0; i < gaugeOption.splitLine!.splitNumber + 1; i++) {
  5374. const pos = new Offset()
  5375. pos.x = radius * Math.cos(nowAngle * Math.PI)
  5376. pos.y = radius * Math.sin(nowAngle * Math.PI)
  5377. let labelText : string = ''
  5378. if (gaugeOption.formatter != null) {
  5379. const fun = gaugeOption.formatter as (nowNumber : number, i : number, opts : ChartOptions) => string
  5380. labelText = fun(nowNumber, i, opts)
  5381. } else {
  5382. labelText = `${nowNumber}`
  5383. }
  5384. pos.x += centerPosition.x - measureText(labelText, config.fontSize) / 2;
  5385. pos.y += centerPosition.y;
  5386. let startX = pos.x;
  5387. let startY = pos.y;
  5388. context.beginPath();
  5389. context.font = `${config.fontSize}px sans-serif`
  5390. context.fillStyle = (gaugeOption.labelColor ?? opts.fontColor);
  5391. context.fillText(labelText, startX + opts.xOffset, (startY + config.fontSize / 2) + opts.yOffset);
  5392. context.closePath();
  5393. context.stroke();
  5394. nowAngle += splitAngle;
  5395. if (nowAngle >= 2) {
  5396. nowAngle = nowAngle % 2;
  5397. }
  5398. nowNumber += splitNumber;
  5399. }
  5400. }
  5401. function getGaugeDataPoints(series : ChartOptionsSeries[], categories : ChartOptionsSeriesData[], gaugeOption : ChartOptionsExtraGauge, process : number = 1) : ChartOptionsSeries[] {
  5402. for (let i = 0; i < series.length; i++) {
  5403. let item = series[i];
  5404. let val = item.data![0].value ?? 0
  5405. if (gaugeOption.pointer!.color == 'auto') {
  5406. for (let i = 0; i < categories.length; i++) {
  5407. if (val <= categories[i].value!) {
  5408. item.color = categories[i].color;
  5409. break;
  5410. }
  5411. }
  5412. } else {
  5413. item.color = gaugeOption.pointer!.color;
  5414. }
  5415. let totalAngle : number = 0
  5416. if (gaugeOption.endAngle < gaugeOption.startAngle) {
  5417. totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
  5418. } else {
  5419. totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
  5420. }
  5421. item._endAngle_ = totalAngle * val + gaugeOption.startAngle;
  5422. item._oldAngle_ = gaugeOption.oldAngle!;
  5423. if (gaugeOption.oldAngle! < gaugeOption.endAngle) {
  5424. item._oldAngle_ += 2;
  5425. }
  5426. if (val >= gaugeOption.oldData!) {
  5427. item._proportion_ = (item._endAngle_ - item._oldAngle_) * process + gaugeOption.oldAngle!;
  5428. } else {
  5429. item._proportion_ = item._oldAngle_ - (item._oldAngle_ - item._endAngle_) * process;
  5430. }
  5431. if (item._proportion_ >= 2) {
  5432. item._proportion_ = item._proportion_ % 2;
  5433. }
  5434. }
  5435. return series;
  5436. }
  5437. function getGaugeArcbarDataPoints(series : ChartOptionsSeries[], arcbarOption : ChartOptionsExtraGauge, eprocess : number = 1) : ChartOptionsSeries[] {
  5438. let process = eprocess
  5439. if (process == 1) {
  5440. process = 0.999999;
  5441. }
  5442. for (let i = 0; i < series.length; i++) {
  5443. let item = series[i];
  5444. // item.data = item.data == null ? 0 : item.data;
  5445. let totalAngle : number = 0;
  5446. if (arcbarOption.type == 'circle') {
  5447. totalAngle = 2;
  5448. } else {
  5449. if (arcbarOption.endAngle < arcbarOption.startAngle) {
  5450. totalAngle = 2 + arcbarOption.endAngle - arcbarOption.startAngle;
  5451. } else {
  5452. totalAngle = arcbarOption.startAngle - arcbarOption.endAngle;
  5453. }
  5454. }
  5455. item._proportion_ = totalAngle * (item.data![0].value!) * process + arcbarOption.startAngle;
  5456. if (item._proportion_ >= 2) {
  5457. item._proportion_ = item._proportion_ % 2;
  5458. }
  5459. }
  5460. return series;
  5461. }
  5462. function getGaugeAxisPoints(categories : ChartOptionsSeriesData[], startAngle : number, endAngle : number) : ChartOptionsSeriesData[] {
  5463. let totalAngle : number = 0;
  5464. if (endAngle < startAngle) {
  5465. totalAngle = 2 + endAngle - startAngle;
  5466. } else {
  5467. totalAngle = startAngle - endAngle;
  5468. }
  5469. let tempStartAngle = startAngle;
  5470. for (let i = 0; i < categories.length; i++) {
  5471. categories[i].value = categories[i].value == null ? 0 : categories[i].value;
  5472. categories[i]._startAngle_ = tempStartAngle;
  5473. categories[i]._endAngle_ = totalAngle * (categories[i].value!) + startAngle;
  5474. if (categories[i]._endAngle_ >= 2) {
  5475. categories[i]._endAngle_ = categories[i]._endAngle_ % 2;
  5476. }
  5477. tempStartAngle = categories[i]._endAngle_;
  5478. }
  5479. return categories;
  5480. }
  5481. function drawGaugeDataPoints(categories : ChartOptionsSeriesData[], series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartOptionsChartDataToolTiPData {
  5482. let gaugeOption : ChartOptionsExtraGauge = opts.extra.gauge!;
  5483. if (gaugeOption.oldAngle == null) {
  5484. gaugeOption.oldAngle = gaugeOption.startAngle;
  5485. }
  5486. if (gaugeOption.oldData == null) {
  5487. gaugeOption.oldData = 0;
  5488. }
  5489. const xOffset = opts.xOffset;
  5490. const yOffset = opts.yOffset;
  5491. categories = getGaugeAxisPoints(categories, gaugeOption.startAngle, gaugeOption.endAngle);
  5492. let centerPosition = new Offset();
  5493. centerPosition.x = opts.width / 2;
  5494. centerPosition.y = opts.height / 2;
  5495. let radius = Math.min(centerPosition.x, centerPosition.y);
  5496. radius -= 5 * opts.pixelRatio;
  5497. radius -= gaugeOption.width / 2;
  5498. radius = radius < 10 ? 10 : radius;
  5499. let innerRadius = radius - gaugeOption.width;
  5500. let totalAngle = 0;
  5501. // 判断仪表盘的样式:default百度样式,progress新样式
  5502. if (gaugeOption.type == 'progress') {
  5503. //## 第一步画中心圆形背景和进度条背景
  5504. // 中心圆形背景
  5505. let pieRadius = radius - gaugeOption.width * 3;
  5506. context.beginPath();
  5507. let gradient = context.createLinearGradient(
  5508. centerPosition.x + xOffset,
  5509. yOffset + centerPosition.y - pieRadius,
  5510. centerPosition.x + xOffset,
  5511. yOffset + centerPosition.y + pieRadius
  5512. );
  5513. gradient.addColorStop(0, hexToRgb(series[0].color!, 0.3));
  5514. gradient.addColorStop(1, hexToRgb("#FFFFFF", 0.1));
  5515. context.fillStyle = gradient;
  5516. context.arc(centerPosition.x + xOffset, centerPosition.y + yOffset, pieRadius, 0, 2 * Math.PI, false);
  5517. context.fill();
  5518. // 画进度条背景
  5519. context.lineWidth = gaugeOption.width;
  5520. context.strokeStyle = hexToRgb(series[0].color!, 0.3);
  5521. context.lineCap = 'round';
  5522. context.beginPath();
  5523. context.arc(centerPosition.x + xOffset, centerPosition.y + yOffset, innerRadius, gaugeOption.startAngle * Math.PI, gaugeOption.endAngle * Math.PI, false);
  5524. context.stroke();
  5525. //## 第二步画刻度线
  5526. if (gaugeOption.endAngle < gaugeOption.startAngle) {
  5527. totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
  5528. } else {
  5529. totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
  5530. }
  5531. let splitAngle = totalAngle / gaugeOption.splitLine!.splitNumber;
  5532. let childAngle = totalAngle / gaugeOption.splitLine!.splitNumber / gaugeOption.splitLine!.childNumber;
  5533. const fixRadius = gaugeOption.splitLine!.fixRadius!;
  5534. let startX = -radius - gaugeOption.width * 0.5 - fixRadius;
  5535. let endX = -radius - gaugeOption.width - fixRadius + gaugeOption.splitLine!.width;
  5536. context.save();
  5537. context.translate(centerPosition.x + xOffset, centerPosition.y + yOffset);
  5538. context.rotate((gaugeOption.startAngle - 1) * Math.PI);
  5539. let len = gaugeOption.splitLine!.splitNumber * gaugeOption.splitLine!.childNumber + 1;
  5540. let proc = series[0].data![0].value! * process;
  5541. for (let i = 0; i < len; i++) {
  5542. context.beginPath();
  5543. if (proc > (i / len)) {
  5544. context.strokeStyle = hexToRgb(series[0].color!, 1);
  5545. } else {
  5546. context.strokeStyle = hexToRgb(series[0].color!, 0.3);
  5547. }
  5548. context.lineWidth = 3 * opts.pixelRatio;
  5549. context.moveTo(startX, 0);
  5550. context.lineTo(endX, 0);
  5551. context.stroke();
  5552. context.rotate(childAngle * Math.PI);
  5553. }
  5554. context.restore();
  5555. //## 第三步画进度条
  5556. series = getGaugeArcbarDataPoints(series, gaugeOption, process);
  5557. context.lineWidth = gaugeOption.width;
  5558. context.strokeStyle = series[0].color!;
  5559. context.lineCap = 'round';
  5560. context.beginPath();
  5561. context.arc(centerPosition.x + xOffset, centerPosition.y + yOffset, innerRadius, gaugeOption.startAngle * Math.PI, series[0]._proportion_ * Math.PI, false);
  5562. context.stroke();
  5563. //## 第四步画指针
  5564. let pointerRadius = radius - gaugeOption.width * 2.5;
  5565. context.save();
  5566. context.translate(centerPosition.x + xOffset, centerPosition.y + yOffset); // 添加xOffset/yOffset
  5567. context.rotate((series[0]._proportion_ - 1) * Math.PI);
  5568. context.beginPath();
  5569. context.lineWidth = gaugeOption.width / 3;
  5570. let gradient3 = context.createLinearGradient(0, -pointerRadius * 0.6, 0, pointerRadius * 0.6);
  5571. gradient3.addColorStop(0, hexToRgb('#FFFFFF', 0));
  5572. gradient3.addColorStop(0.5, hexToRgb(series[0].color!, 1));
  5573. gradient3.addColorStop(1, hexToRgb('#FFFFFF', 0));
  5574. context.strokeStyle = gradient3;
  5575. context.arc(0, 0, pointerRadius, 0.85 * Math.PI, 1.15 * Math.PI, false); // 圆心设为(0,0)
  5576. context.stroke();
  5577. context.beginPath();
  5578. context.lineWidth = 1;
  5579. context.strokeStyle = series[0].color!;
  5580. context.fillStyle = series[0].color!;
  5581. const pgw : number = -pointerRadius - gaugeOption.width / 3 / 2;
  5582. context.moveTo(pgw, -4);
  5583. context.lineTo(pgw - 4, 0);
  5584. context.lineTo(pgw, 4);
  5585. context.lineTo(pgw, -4);
  5586. context.stroke();
  5587. context.fill();
  5588. context.restore();
  5589. } else {
  5590. // default百度样式
  5591. // 画背景
  5592. context.lineWidth = gaugeOption.width;
  5593. context.lineCap = 'butt';
  5594. for (let i = 0; i < categories.length; i++) {
  5595. let eachCategories = categories[i];
  5596. context.beginPath();
  5597. context.strokeStyle = eachCategories.color!;
  5598. context.arc(centerPosition.x + xOffset, centerPosition.y + yOffset, radius, eachCategories._startAngle_ * Math.PI, eachCategories._endAngle_ * Math.PI, false);
  5599. context.stroke();
  5600. }
  5601. // 画刻度线
  5602. if (gaugeOption.endAngle < gaugeOption.startAngle) {
  5603. totalAngle = 2 + gaugeOption.endAngle - gaugeOption.startAngle;
  5604. } else {
  5605. totalAngle = gaugeOption.startAngle - gaugeOption.endAngle;
  5606. }
  5607. let splitAngle = totalAngle / gaugeOption.splitLine!.splitNumber;
  5608. let childAngle = totalAngle / gaugeOption.splitLine!.splitNumber / gaugeOption.splitLine!.childNumber;
  5609. const fixRadius = gaugeOption.splitLine!.fixRadius!;
  5610. let startX = -radius - gaugeOption.width * 0.5 - fixRadius;
  5611. let endX = -radius - gaugeOption.width * 0.5 - fixRadius + gaugeOption.splitLine!.width;
  5612. let childendX = -radius - gaugeOption.width * 0.5 - fixRadius + gaugeOption.splitLine!.childWidth;
  5613. // 主刻度线
  5614. context.save();
  5615. context.translate(centerPosition.x + xOffset, centerPosition.y + yOffset); // 添加xOffset/yOffset
  5616. context.rotate((gaugeOption.startAngle - 1) * Math.PI);
  5617. for (let i = 0; i < gaugeOption.splitLine!.splitNumber + 1; i++) {
  5618. context.beginPath();
  5619. context.strokeStyle = gaugeOption.splitLine!.color;
  5620. context.lineWidth = 2 * opts.pixelRatio;
  5621. context.moveTo(startX, 0);
  5622. context.lineTo(endX, 0);
  5623. context.stroke();
  5624. context.rotate(splitAngle * Math.PI);
  5625. }
  5626. context.restore();
  5627. // 子刻度线
  5628. context.save();
  5629. context.translate(centerPosition.x + xOffset, centerPosition.y + yOffset); // 添加xOffset/yOffset
  5630. context.rotate((gaugeOption.startAngle - 1) * Math.PI);
  5631. for (let i = 0; i < gaugeOption.splitLine!.splitNumber * gaugeOption.splitLine!.childNumber + 1; i++) {
  5632. context.beginPath();
  5633. context.strokeStyle = gaugeOption.splitLine!.color;
  5634. context.lineWidth = 1 * opts.pixelRatio;
  5635. context.moveTo(startX, 0);
  5636. context.lineTo(childendX, 0);
  5637. context.stroke();
  5638. context.rotate(childAngle * Math.PI);
  5639. }
  5640. context.restore();
  5641. // 画指针
  5642. series = getGaugeDataPoints(series, categories, gaugeOption, process);
  5643. for (let i = 0; i < series.length; i++) {
  5644. let eachSeries = series[i];
  5645. context.save();
  5646. context.translate(centerPosition.x + xOffset, centerPosition.y + yOffset); // 添加xOffset/yOffset
  5647. context.rotate((eachSeries._proportion_ - 1) * Math.PI);
  5648. context.beginPath();
  5649. context.fillStyle = eachSeries.color!;
  5650. context.moveTo(gaugeOption.pointer!.width, 0);
  5651. context.lineTo(0, -gaugeOption.pointer!.width / 2);
  5652. context.lineTo(-innerRadius, 0);
  5653. context.lineTo(0, gaugeOption.pointer!.width / 2);
  5654. context.lineTo(gaugeOption.pointer!.width, 0);
  5655. context.closePath();
  5656. context.fill();
  5657. context.beginPath();
  5658. context.fillStyle = '#FFFFFF';
  5659. context.arc(0, 0, gaugeOption.pointer!.width / 6, 0, 2 * Math.PI, false); // 圆心设为(0,0)
  5660. context.fill();
  5661. context.restore();
  5662. }
  5663. if (opts.dataLabel != false) {
  5664. drawGaugeLabel(gaugeOption, radius, centerPosition, opts, config, context);
  5665. }
  5666. }
  5667. // 画仪表盘标题,副标题
  5668. drawRingTitle(opts, config, context, centerPosition);
  5669. if (process == 1 && opts.type == 'gauge') {
  5670. opts.extra.gauge!.oldAngle = series[0]._proportion_;
  5671. opts.extra.gauge!.oldData = series[0].data![0].value!;
  5672. }
  5673. const tooltip = new ChartOptionsChartDataToolTiPData();
  5674. tooltip.center = centerPosition;
  5675. tooltip.radius = radius;
  5676. tooltip.innerRadius = innerRadius;
  5677. tooltip.categories = categories;
  5678. tooltip.totalAngle = totalAngle;
  5679. return tooltip;
  5680. }
  5681. //散点图
  5682. function drawScatterDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartColumnDataPoints {
  5683. let scatterOption = opts.extra.scatter!
  5684. let xAxisData = opts.chartData.xAxisData
  5685. let xAxisPoints = xAxisData.xAxisPoints
  5686. let eachSpacing = xAxisData.eachSpacing!
  5687. let calPoints : ChartOptionsChartDataCalPoints[][] = [];
  5688. context.save();
  5689. let leftSpace = 0;
  5690. let rightSpace = opts.width + eachSpacing;
  5691. const xOffset = opts.xOffset
  5692. const yOffset = opts.yOffset
  5693. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  5694. context.translate(opts._scrollDistance_!, 0);
  5695. leftSpace = -(opts._scrollDistance_!) - eachSpacing * 2 + opts.area[3];
  5696. rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
  5697. }
  5698. series.forEach((eachSeries : ChartOptionsSeries, seriesIndex : number) => {
  5699. let ranges = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  5700. let minRange = parseFloat(ranges.pop()!);
  5701. let maxRange = parseFloat(ranges.shift()!);
  5702. let data = eachSeries.dataArr;
  5703. let points = getArrDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  5704. context.beginPath();
  5705. context.strokeStyle = eachSeries.color!;
  5706. context.fillStyle = eachSeries.color!;
  5707. context.lineWidth = 1 * opts.pixelRatio;
  5708. let shape = eachSeries.pointShape;
  5709. if (shape == 'diamond') {
  5710. points.forEach(function (item) {
  5711. if (item != null) {
  5712. context.moveTo(xOffset + item.x, item.y - 4.5 + yOffset);
  5713. context.lineTo(xOffset + item.x - 4.5, item.y + yOffset);
  5714. context.lineTo(xOffset + item.x, item.y + 4.5 + yOffset);
  5715. context.lineTo(xOffset + item.x + 4.5, item.y + yOffset);
  5716. context.lineTo(xOffset + item.x, item.y - 4.5 + yOffset);
  5717. }
  5718. });
  5719. } else if (shape == 'circle') {
  5720. points.forEach(function (item) {
  5721. if (item != null) {
  5722. context.moveTo(xOffset + item.x + 2.5 * opts.pixelRatio, item.y + yOffset);
  5723. context.arc(xOffset + item.x, yOffset + item.y, 3 * opts.pixelRatio, 0, 2 * Math.PI, false);
  5724. }
  5725. });
  5726. } else if (shape == 'square') {
  5727. points.forEach(function (item) {
  5728. if (item != null) {
  5729. context.moveTo(xOffset + item.x - 3.5, yOffset + item.y - 3.5);
  5730. context.rect(xOffset + item.x - 3.5, yOffset + item.y - 3.5, 7, 7);
  5731. }
  5732. });
  5733. } else if (shape == 'triangle') {
  5734. points.forEach(function (item) {
  5735. if (item != null) {
  5736. context.moveTo(xOffset + item.x, item.y - 4.5 + yOffset);
  5737. context.lineTo(xOffset + item.x - 4.5, item.y + 4.5 + yOffset);
  5738. context.lineTo(xOffset + item.x + 4.5, item.y + 4.5 + yOffset);
  5739. context.lineTo(xOffset + item.x, item.y - 4.5 + yOffset);
  5740. }
  5741. });
  5742. }
  5743. context.closePath();
  5744. context.fill();
  5745. context.stroke();
  5746. });
  5747. if (opts.dataLabel != false && process == 1) {
  5748. series.forEach(function (eachSeries, seriesIndex) {
  5749. let ranges = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  5750. let minRange = parseFloat(ranges.pop()!);
  5751. let maxRange = parseFloat(ranges.shift()!);
  5752. let data = eachSeries.dataArr;
  5753. let points = getArrDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  5754. drawArrPointText(points, eachSeries, config, context, opts);
  5755. });
  5756. }
  5757. context.restore();
  5758. return {
  5759. xAxisPoints: xAxisPoints,
  5760. yAxisPoints: [],
  5761. calPoints: calPoints,
  5762. eachSpacing: eachSpacing
  5763. } as ChartColumnDataPoints
  5764. }
  5765. //气泡图
  5766. function drawBubbleDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) {
  5767. let bubbleOption = opts.extra.bubble!;
  5768. let xAxisData = opts.chartData.xAxisData
  5769. let xAxisPoints = xAxisData.xAxisPoints
  5770. let eachSpacing = xAxisData.eachSpacing!;
  5771. let calPoints : ChartOptionsChartDataCalPoints[][] = [];
  5772. context.save();
  5773. let leftSpace = 0;
  5774. let rightSpace = opts.width + eachSpacing;
  5775. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  5776. context.translate(opts._scrollDistance_!, 0);
  5777. leftSpace = -(opts._scrollDistance_!) - eachSpacing * 2 + opts.area[3];
  5778. rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
  5779. }
  5780. series.forEach(function (eachSeries : ChartOptionsSeries) {
  5781. let ranges = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  5782. let minRange = parseFloat(ranges.pop()!);
  5783. let maxRange = parseFloat(ranges.shift()!);
  5784. let data = eachSeries.dataArr;
  5785. let points = getArrDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  5786. context.beginPath();
  5787. context.strokeStyle = eachSeries.color!
  5788. context.lineWidth = bubbleOption.border * opts.pixelRatio
  5789. context.fillStyle = hexToRgb(eachSeries.color!, bubbleOption.opacity)
  5790. points.forEach((item) => {
  5791. context.moveTo(item.x + item.r, item.y);
  5792. context.arc(item.x, item.y, item.r * opts.pixelRatio, 0, 2 * Math.PI, false);
  5793. });
  5794. context.closePath();
  5795. context.fill();
  5796. context.stroke();
  5797. if (opts.dataLabel != false && process == 1) {
  5798. points.forEach(function (item, index) {
  5799. context.beginPath();
  5800. let fontSize = (eachSeries.textSize ?? config.fontSize) * opts.pixelRatio;
  5801. context.font = `${fontSize}px sans-serif`
  5802. context.fillStyle = eachSeries.textColor ?? "#FFFFFF"
  5803. context.textAlign = 'center'
  5804. context.fillText(`${item.t}`, item.x, item.y + fontSize / 2);
  5805. context.closePath();
  5806. context.stroke();
  5807. context.textAlign = 'left'
  5808. });
  5809. }
  5810. });
  5811. context.restore();
  5812. return {
  5813. xAxisPoints: xAxisPoints,
  5814. yAxisPoints: [],
  5815. calPoints: calPoints,
  5816. eachSpacing: eachSpacing
  5817. } as ChartColumnDataPoints;
  5818. }
  5819. //K线图
  5820. export function getCandleToolTipData(series : number[][], seriesData : ChartOptionsSeries[], opts : ChartOptions, eindex : any, categories : string[], extra : ChartOptionsExtraCandle, option : ChartOptionsTooltipOption) : ChartOptionsTooltipOption {
  5821. let calPoints = opts.chartData.calMapPoints!;
  5822. let upColor = extra.color.upFill;
  5823. let downColor = extra.color.downFill;
  5824. let index = eindex as number
  5825. //颜色顺序为开盘,收盘,最低,最高
  5826. let color : string[] = [upColor, upColor, downColor, upColor];
  5827. let textList : TextList[] = [];
  5828. seriesData.forEach((item : ChartOptionsSeries) => {
  5829. if (index == 0) {
  5830. if ((item.dataArr[0][1]) - (item.dataArr[0][0]) < 0) {
  5831. color[1] = downColor;
  5832. } else {
  5833. color[1] = upColor;
  5834. }
  5835. } else {
  5836. if (item.dataArr[0][0] < series[index - 1][1]) {
  5837. color[0] = downColor;
  5838. }
  5839. if (item.dataArr[0][1] < item.dataArr[0][0]) {
  5840. color[1] = downColor;
  5841. }
  5842. if (item.dataArr[0][2] > series[index - 1][1]) {
  5843. color[2] = upColor;
  5844. }
  5845. if (item.dataArr[0][3] < series[index - 1][1]) {
  5846. color[3] = downColor;
  5847. }
  5848. }
  5849. let dataArr = item.dataArr[0]
  5850. const legendShape : string = opts.extra.tooltip!.legendShape == 'auto' ? item.legendShape! : opts.extra.tooltip!.legendShape
  5851. const text1 = new TextList()
  5852. text1.text = '开盘:' + dataArr[0]
  5853. text1.color = color[0]
  5854. text1.legendShape = legendShape
  5855. const text2 = new TextList()
  5856. text2.text = '收盘:' + dataArr[1]
  5857. text2.color = color[1]
  5858. text2.legendShape = legendShape
  5859. const text3 = new TextList()
  5860. text3.text = '最低:' + dataArr[2]
  5861. text3.color = color[2]
  5862. text3.legendShape = legendShape
  5863. const text4 = new TextList()
  5864. text4.text = '最高:' + dataArr[3]
  5865. text4.color = color[3]
  5866. text4.legendShape = legendShape
  5867. textList.push(text1, text2, text3, text4);
  5868. });
  5869. let validCalPoints : ChartOptionsChartDataCalPoints[][] = [];
  5870. let offset = new Offset()
  5871. for (let i = 0; i < calPoints.length; i++) {
  5872. let points = calPoints[i];
  5873. if (points[index] != null) {
  5874. validCalPoints.push(points[index]);
  5875. }
  5876. }
  5877. offset.x = Math.round(validCalPoints[0][0].x);
  5878. const tooltipOption = new ChartOptionsTooltipOption()
  5879. tooltipOption.textList = textList
  5880. tooltipOption.offset = offset
  5881. return tooltipOption
  5882. }
  5883. function getCandleDataPoints(data : number[][], minRange : number, maxRange : number, xAxisPoints : number[], eachSpacing : number, opts : ChartOptions, config : TuiChartConfig, process : number = 1) : ChartOptionsChartDataCalPoints[][] {
  5884. let points : ChartOptionsChartDataCalPoints[][] = [];
  5885. let validHeight = opts.height - opts.area[0] - opts.area[2];
  5886. data.forEach(function (item, index) {
  5887. if (item == null) {
  5888. // points.push(null);
  5889. } else {
  5890. let cPoints : ChartOptionsChartDataCalPoints[] = [];
  5891. item.forEach(function (items, indexs) {
  5892. let point = new ChartOptionsChartDataCalPoints();
  5893. point.x = xAxisPoints[index] + Math.round(eachSpacing / 2);
  5894. let value = items;
  5895. let height = validHeight * (value - minRange) / (maxRange - minRange);
  5896. height *= process;
  5897. point.y = opts.height - Math.round(height) - opts.area[2];
  5898. cPoints.push(point);
  5899. });
  5900. points.push(cPoints);
  5901. }
  5902. });
  5903. return points;
  5904. }
  5905. function drawCandleDataPoints(series : ChartOptionsSeries[], seriesMA : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartsCandleDataPoints {
  5906. let candleOption = opts.extra.candle!;
  5907. let xAxisData = opts.chartData.xAxisData;
  5908. let xAxisPoints = xAxisData.xAxisPoints;
  5909. let eachSpacing = xAxisData.eachSpacing!;
  5910. let calPoints : ChartOptionsChartDataCalPoints[][][] = [];
  5911. const xOffset = opts.xOffset;
  5912. const yOffset = opts.yOffset;
  5913. context.save();
  5914. context.translate(xOffset, yOffset); // Apply the offset here
  5915. let leftNum = -2;
  5916. let rightNum = xAxisPoints.length + 2;
  5917. let leftSpace = 0;
  5918. let rightSpace = opts.width + eachSpacing;
  5919. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  5920. context.translate(opts._scrollDistance_!, 0);
  5921. leftNum = Math.floor(-(opts._scrollDistance_!) / eachSpacing) - 2;
  5922. rightNum = leftNum + opts.xAxis.itemCount + 4;
  5923. leftSpace = -(opts._scrollDistance_!) - eachSpacing * 2 + opts.area[3];
  5924. rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
  5925. }
  5926. //画均线
  5927. if (candleOption.average.show || seriesMA.length > 0) { //Merge pull request !12 from 邱贵翔
  5928. seriesMA.forEach((eachSeries : ChartOptionsSeries) => {
  5929. let ranges = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  5930. let minRange = parseFloat(ranges.pop()!);
  5931. let maxRange = parseFloat(ranges.shift()!);
  5932. let data = eachSeries.data!;
  5933. let points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  5934. let splitPointList = splitPoints(points, eachSeries);
  5935. for (let i = 0; i < splitPointList.length; i++) {
  5936. let points = splitPointList[i];
  5937. context.beginPath();
  5938. context.strokeStyle = eachSeries.color!;
  5939. context.lineWidth = 1;
  5940. if (points.length == 1) {
  5941. context.moveTo(points[0].x, points[0].y);
  5942. context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
  5943. } else {
  5944. context.moveTo(points[0].x, points[0].y);
  5945. let startPoint = 0;
  5946. for (let j = 0; j < points.length; j++) {
  5947. let item = points[j];
  5948. if (startPoint == 0 && item.x > leftSpace) {
  5949. context.moveTo(item.x, item.y);
  5950. startPoint = 1;
  5951. }
  5952. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  5953. let ctrlPoint = createCurveControlPoints(points, j - 1);
  5954. context.bezierCurveTo(ctrlPoint.ctrA.x, ctrlPoint.ctrA.y, ctrlPoint.ctrB.x, ctrlPoint.ctrB.y, item.x,
  5955. item.y);
  5956. }
  5957. }
  5958. context.moveTo(points[0].x, points[0].y);
  5959. }
  5960. context.closePath();
  5961. context.stroke();
  5962. }
  5963. });
  5964. }
  5965. //画K线
  5966. series.forEach(function (eachSeries, seriesIndex) {
  5967. let ranges = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  5968. let minRange = parseFloat(ranges.pop()!);
  5969. let maxRange = parseFloat(ranges.shift()!);
  5970. let data = eachSeries.dataArr;
  5971. let points = getCandleDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  5972. calPoints.push(points);
  5973. let splitPointList = splitCandlePoints(points, eachSeries);
  5974. for (let i = 0; i < splitPointList[0].length; i++) {
  5975. if (i > leftNum && i < rightNum) {
  5976. let item = splitPointList[0][i];
  5977. context.beginPath();
  5978. //如果上涨
  5979. if (data[i][1] - data[i][0] > 0) {
  5980. context.strokeStyle = candleOption.color.upLine;
  5981. context.fillStyle = candleOption.color.upFill;
  5982. context.lineWidth = 1 * opts.pixelRatio;
  5983. context.moveTo(item[3].x, item[3].y); //顶点
  5984. context.lineTo(item[1].x, item[1].y); //收盘中间点
  5985. context.lineTo(item[1].x - eachSpacing / 4, item[1].y); //收盘左侧点
  5986. context.lineTo(item[0].x - eachSpacing / 4, item[0].y); //开盘左侧点
  5987. context.lineTo(item[0].x, item[0].y); //开盘中间点
  5988. context.lineTo(item[2].x, item[2].y); //底点
  5989. context.lineTo(item[0].x, item[0].y); //开盘中间点
  5990. context.lineTo(item[0].x + eachSpacing / 4, item[0].y); //开盘右侧点
  5991. context.lineTo(item[1].x + eachSpacing / 4, item[1].y); //收盘右侧点
  5992. context.lineTo(item[1].x, item[1].y); //收盘中间点
  5993. context.moveTo(item[3].x, item[3].y); //顶点
  5994. } else {
  5995. context.strokeStyle = candleOption.color.downLine;
  5996. context.fillStyle = candleOption.color.downFill;
  5997. context.lineWidth = 1 * opts.pixelRatio;
  5998. context.moveTo(item[3].x, item[3].y); //顶点
  5999. context.lineTo(item[0].x, item[0].y); //开盘中间点
  6000. context.lineTo(item[0].x - eachSpacing / 4, item[0].y); //开盘左侧点
  6001. context.lineTo(item[1].x - eachSpacing / 4, item[1].y); //收盘左侧点
  6002. context.lineTo(item[1].x, item[1].y); //收盘中间点
  6003. context.lineTo(item[2].x, item[2].y); //底点
  6004. context.lineTo(item[1].x, item[1].y); //收盘中间点
  6005. context.lineTo(item[1].x + eachSpacing / 4, item[1].y); //收盘右侧点
  6006. context.lineTo(item[0].x + eachSpacing / 4, item[0].y); //开盘右侧点
  6007. context.lineTo(item[0].x, item[0].y); //开盘中间点
  6008. context.moveTo(item[3].x, item[3].y); //顶点
  6009. }
  6010. context.closePath();
  6011. context.fill();
  6012. context.stroke();
  6013. }
  6014. }
  6015. });
  6016. context.restore();
  6017. return {
  6018. xAxisPoints: xAxisPoints,
  6019. yAxisPoints: [],
  6020. calPoints: calPoints,
  6021. eachSpacing: eachSpacing
  6022. } as ChartsCandleDataPoints;
  6023. }
  6024. //地图
  6025. function isRayIntersectsSegment(poi : number[], s_poi : number[], e_poi : number[]) : boolean {
  6026. if (s_poi[1] == e_poi[1]) {
  6027. return false;
  6028. }
  6029. if (s_poi[1] > poi[1] && e_poi[1] > poi[1]) {
  6030. return false;
  6031. }
  6032. if (s_poi[1] < poi[1] && e_poi[1] < poi[1]) {
  6033. return false;
  6034. }
  6035. if (s_poi[1] == poi[1] && e_poi[1] > poi[1]) {
  6036. return false;
  6037. }
  6038. if (e_poi[1] == poi[1] && s_poi[1] > poi[1]) {
  6039. return false;
  6040. }
  6041. if (s_poi[0] < poi[0] && e_poi[1] < poi[1]) {
  6042. return false;
  6043. }
  6044. let xseg = e_poi[0] - (e_poi[0] - s_poi[0]) * (e_poi[1] - poi[1]) / (e_poi[1] - s_poi[1]);
  6045. if (xseg < poi[0]) {
  6046. return false;
  6047. } else {
  6048. return true;
  6049. }
  6050. }
  6051. function isPoiWithinPoly(poi : number[], poly : number[][][][], mercator : boolean) : boolean {
  6052. let sinsc = 0;
  6053. for (let i = 0; i < poly.length; i++) {
  6054. let epoly = poly[i][0];
  6055. if (poly.length == 1) {
  6056. epoly = poly[i][0]
  6057. }
  6058. for (let j = 0; j < epoly.length - 1; j++) {
  6059. let s_poi = epoly[j];
  6060. let e_poi = epoly[j + 1];
  6061. if (mercator) {
  6062. s_poi = lonlat2mercator(epoly[j][0], epoly[j][1]);
  6063. e_poi = lonlat2mercator(epoly[j + 1][0], epoly[j + 1][1]);
  6064. }
  6065. if (isRayIntersectsSegment(poi, s_poi, e_poi)) {
  6066. sinsc += 1;
  6067. }
  6068. }
  6069. }
  6070. if (sinsc % 2 == 1) {
  6071. return true;
  6072. } else {
  6073. return false;
  6074. }
  6075. }
  6076. function pointToCoordinate(pointY : number, pointX : number, bounds : ChartMapBounds, scale : number, xoffset : number, yoffset : number) : Offset {
  6077. const offset = new Offset()
  6078. offset.x = (pointX - xoffset) / scale + bounds.xMin
  6079. offset.y = bounds.yMax - (pointY - yoffset) / scale
  6080. return offset
  6081. }
  6082. export function findMapChartCurrentIndex(currentPoints : TouchPosition, opts : ChartOptions) : ChartOptionsTooltip {
  6083. let tooltip : ChartOptionsTooltip = new ChartOptionsTooltip();
  6084. let currentIndex = -1;
  6085. let cData = opts.chartData.mapData!;
  6086. let data = opts.series!;
  6087. let tmp = pointToCoordinate(currentPoints.y, currentPoints.x, cData.bounds, cData.scale, cData.xoffset, cData.yoffset);
  6088. let poi : number[] = [tmp.x, tmp.y];
  6089. for (let i = 0, len = data.length; i < len; i++) {
  6090. let item = data[i].geometry.coordinates;
  6091. if (isPoiWithinPoly(poi, item, opts.chartData.mapData!.mercator)) {
  6092. currentIndex = i;
  6093. break;
  6094. }
  6095. }
  6096. tooltip.index = currentIndex
  6097. return tooltip;
  6098. }
  6099. function coordinateToPoint(latitude : number, longitude : number, bounds : ChartMapBounds, scale : number, xoffset : number, yoffset : number) : Offset {
  6100. const offset = new Offset()
  6101. offset.x = (longitude - bounds.xMin) * scale + xoffset
  6102. offset.y = (bounds.yMax - latitude) * scale + yoffset
  6103. return offset
  6104. }
  6105. function lonlat2mercator(longitude : number, latitude : number) : number[] {
  6106. let mercator : number[] = [];
  6107. let x = longitude * 20037508.34 / 180;
  6108. let y = Math.log(Math.tan((90 + latitude) * Math.PI / 360)) / (Math.PI / 180);
  6109. y = y * 20037508.34 / 180;
  6110. mercator.push(x);
  6111. mercator.push(y);
  6112. return mercator;
  6113. }
  6114. function getBoundingBox(data : ChartOptionsSeries[]) : ChartMapBounds {
  6115. let bounds = new ChartMapBounds()
  6116. let datacoords : number[][] = []
  6117. for (let i = 0; i < data.length; i++) {
  6118. let coorda : number[][][][] = data[i].geometry.coordinates
  6119. for (let k = 0; k < coorda.length; k++) {
  6120. let coords : number[][][] = coorda[k];
  6121. if (coords.length == 1) {
  6122. datacoords = coords[0]
  6123. }
  6124. for (let j = 0; j < datacoords.length; j++) {
  6125. let longitude = datacoords[j][0];
  6126. let latitude = datacoords[j][1];
  6127. const point = new Offset()
  6128. point.x = longitude
  6129. point.y = latitude
  6130. bounds.xMin = bounds.xMin < point.x ? bounds.xMin : point.x;
  6131. bounds.xMax = bounds.xMax > point.x ? bounds.xMax : point.x;
  6132. bounds.yMin = bounds.yMin < point.y ? bounds.yMin : point.y;
  6133. bounds.yMax = bounds.yMax > point.y ? bounds.yMax : point.y;
  6134. }
  6135. }
  6136. }
  6137. return bounds;
  6138. }
  6139. function drawMapDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  6140. let mapOption = opts.extra.map!;
  6141. let coords : number[][] = [];
  6142. let point : Offset = new Offset();
  6143. let data : ChartOptionsSeries[] = series;
  6144. let bounds : ChartMapBounds = getBoundingBox(data);
  6145. const xOffset = opts.xOffset;
  6146. const yOffset = opts.yOffset;
  6147. // 应用偏移量
  6148. context.save();
  6149. context.translate(xOffset, yOffset);
  6150. if (mapOption.mercator) {
  6151. let max = lonlat2mercator(bounds.xMax, bounds.yMax);
  6152. let min = lonlat2mercator(bounds.xMin, bounds.yMin);
  6153. bounds.xMax = max[0];
  6154. bounds.yMax = max[1];
  6155. bounds.xMin = min[0];
  6156. bounds.yMin = min[1];
  6157. }
  6158. let xScale = opts.width / Math.abs(bounds.xMax - bounds.xMin);
  6159. let yScale = opts.height / Math.abs(bounds.yMax - bounds.yMin);
  6160. let scale = xScale < yScale ? xScale : yScale;
  6161. let xoffset = opts.width / 2 - Math.abs(bounds.xMax - bounds.xMin) / 2 * scale;
  6162. let yoffset = opts.height / 2 - Math.abs(bounds.yMax - bounds.yMin) / 2 * scale;
  6163. for (let i = 0; i < data.length; i++) {
  6164. context.beginPath();
  6165. context.lineWidth = mapOption.borderWidth * opts.pixelRatio;
  6166. context.strokeStyle = mapOption.borderColor;
  6167. context.fillStyle = hexToRgb(series[i].color!, series[i].fillOpacity);
  6168. if (mapOption.active == true && opts.tooltip != null) {
  6169. if ((opts.tooltip!.index as number) == i) {
  6170. context.strokeStyle = mapOption.activeBorderColor;
  6171. context.fillStyle = hexToRgb(mapOption.activeFillColor, mapOption.activeFillOpacity);
  6172. }
  6173. }
  6174. let coorda : number[][][][] = data[i].geometry.coordinates;
  6175. for (let k = 0; k < coorda.length; k++) {
  6176. let _coords : number[][][] = coorda[k];
  6177. if (_coords.length == 1) {
  6178. coords = _coords[0];
  6179. }
  6180. for (let j = 0; j < coords.length; j++) {
  6181. let gaosi : number[] = [];
  6182. if (mapOption.mercator) {
  6183. gaosi = lonlat2mercator(coords[j][0], coords[j][1]);
  6184. } else {
  6185. gaosi = coords[j];
  6186. }
  6187. point = coordinateToPoint(gaosi[1], gaosi[0], bounds, scale, xoffset, yoffset);
  6188. if (j == 0) {
  6189. context.beginPath();
  6190. context.moveTo(point.x, point.y);
  6191. } else {
  6192. context.lineTo(point.x, point.y);
  6193. }
  6194. }
  6195. context.fill();
  6196. if (mapOption.border == true) {
  6197. context.stroke();
  6198. }
  6199. }
  6200. }
  6201. if (opts.dataLabel == true) {
  6202. for (let i = 0; i < data.length; i++) {
  6203. let centerPoint = data[i].properties.centroid;
  6204. if (centerPoint.length > 0) {
  6205. if (mapOption.mercator) {
  6206. centerPoint = lonlat2mercator(data[i].properties.centroid[0], data[i].properties.centroid[1]);
  6207. }
  6208. point = coordinateToPoint(centerPoint[1], centerPoint[0], bounds, scale, xoffset, yoffset);
  6209. let fontSize = (data[i].textSize ?? config.fontSize) * opts.pixelRatio;
  6210. let fontColor = data[i].textColor ?? opts.fontColor;
  6211. if (mapOption.active && mapOption.activeTextColor != '' && opts.tooltip != null && (opts.tooltip!.index as number) == i) {
  6212. fontColor = mapOption.activeTextColor;
  6213. }
  6214. let text = data[i].properties.name;
  6215. context.beginPath();
  6216. context.font = `${fontSize}px sans-serif`;
  6217. context.fillStyle = fontColor;
  6218. context.fillText(text, point.x - measureText(text, fontSize) / 2, point.y + fontSize / 2);
  6219. context.closePath();
  6220. context.stroke();
  6221. }
  6222. }
  6223. }
  6224. const mapdata = new ChartOptionsChartDataMapData();
  6225. mapdata.bounds = bounds;
  6226. mapdata.scale = scale;
  6227. mapdata.xoffset = xoffset;
  6228. mapdata.yoffset = yoffset;
  6229. mapdata.mercator = mapOption.mercator;
  6230. opts.chartData.mapData = mapdata;
  6231. drawToolTipBridge(opts, config, context, 1, 0, []);
  6232. // 恢复画布状态
  6233. context.restore();
  6234. }
  6235. //混合图
  6236. export function getMixToolTipData(seriesData : ChartOptionsSeries[], opts : ChartOptions, eindex : any, categories : string[], option : ChartOptionsTooltipOption) : ChartOptionsTooltipOption {
  6237. const index = eindex as number
  6238. const points = opts.chartData.xAxisPoints![index] + opts.chartData.eachSpacing / 2;
  6239. let textList = seriesData.map((item : ChartOptionsSeries) : TextList => {
  6240. const list = new TextList()
  6241. if (option.formatter != null) {
  6242. const fun = option.formatter as (item : ChartOptionsSeries, categories : string, index : number, opts : ChartOptions) => string
  6243. list.text = fun(item, categories[index], index, opts)
  6244. } else {
  6245. list.text = item.name + ': ' + item.data![0].value!
  6246. }
  6247. list.legendShape = opts.extra.tooltip!.legendShape == 'auto' ? item.legendShape! : opts.extra.tooltip!.legendShape
  6248. list.color = item.color!
  6249. list.disableLegend = item.disableLegend ? true : false
  6250. return list
  6251. });
  6252. textList = textList.filter((item : TextList) : boolean => {
  6253. return item.disableLegend != true
  6254. });
  6255. const offset = new Offset()
  6256. offset.x = Math.round(points)
  6257. offset.y = 0
  6258. const tooltipOption = new ChartOptionsTooltipOption()
  6259. tooltipOption.textList = textList
  6260. tooltipOption.offset = offset
  6261. return tooltipOption;
  6262. }
  6263. function drawMixDataPoints(series : ChartOptionsSeries[], opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D, process : number = 1) : ChartColumnDataPoints {
  6264. let xAxisData = opts.chartData.xAxisData
  6265. let xAxisPoints = xAxisData.xAxisPoints
  6266. let eachSpacing = xAxisData.eachSpacing!
  6267. let columnOption = opts.extra.mix?.column ?? new ChartOptionsExtraMixColumn()
  6268. let areaOption = opts.extra.mix?.area ?? new ChartOptionsExtraMixArea()
  6269. let lineOption = opts.extra.mix?.line ?? new ChartOptionsExtraMixLine()
  6270. let endY = opts.height - opts.area[2];
  6271. let calPoints : ChartOptionsChartDataCalPoints[][] = [];
  6272. let columnIndex = 0;
  6273. let columnLength = 0;
  6274. const xOffset = opts.xOffset
  6275. const yOffset = opts.yOffset
  6276. series.forEach((eachSeries) => {
  6277. if (eachSeries.type == 'column') {
  6278. columnLength += 1;
  6279. }
  6280. });
  6281. context.save();
  6282. let leftNum = -2;
  6283. let rightNum = xAxisPoints.length + 2;
  6284. let leftSpace = 0;
  6285. let rightSpace = opts.width + eachSpacing;
  6286. if (opts._scrollDistance_ != null && opts._scrollDistance_ != 0 && opts.enableScroll == true) {
  6287. const scrollDistance = opts._scrollDistance_!
  6288. context.translate(scrollDistance, 0);
  6289. leftNum = Math.floor(-scrollDistance / eachSpacing) - 2;
  6290. rightNum = leftNum + opts.xAxis.itemCount + 4;
  6291. leftSpace = -scrollDistance - eachSpacing * 2 + opts.area[3];
  6292. rightSpace = leftSpace + (opts.xAxis.itemCount + 4) * eachSpacing;
  6293. }
  6294. columnOption.customColor = fillCustomColor(columnOption.linearType, columnOption.customColor, series, config);
  6295. series.forEach(function (eachSeries) {
  6296. let ranges = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  6297. let minRange = parseFloat(ranges.pop()!);
  6298. let maxRange = parseFloat(ranges.shift()!);
  6299. let data = eachSeries.data!;
  6300. let points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  6301. calPoints.push(points);
  6302. // 绘制柱状数据图
  6303. if (eachSeries.type == 'column') {
  6304. points = fixColumeData(points, eachSpacing, columnLength, columnIndex, config, opts);
  6305. for (let i = 0; i < points.length; i++) {
  6306. let item = points[i];
  6307. if (item != null && i > leftNum && i < rightNum) {
  6308. let startX = item.x - (item.width!) / 2;
  6309. let height = opts.height - item.y - opts.area[2];
  6310. context.beginPath();
  6311. let fillColor : any = item.color ?? eachSeries.color!
  6312. let strokeColor = item.color ?? eachSeries.color!
  6313. if (columnOption.linearType != 'none') {
  6314. let grd = context.createLinearGradient(startX + xOffset, item.y + yOffset, startX + xOffset, opts.height - opts.area[2] + yOffset);
  6315. //透明渐变
  6316. if (columnOption.linearType == 'opacity') {
  6317. grd.addColorStop(0, hexToRgb(`${fillColor}`, columnOption.linearOpacity));
  6318. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  6319. } else {
  6320. grd.addColorStop(0, hexToRgb(columnOption.customColor![eachSeries.linearIndex!], columnOption.linearOpacity));
  6321. grd.addColorStop(columnOption.colorStop!, hexToRgb(columnOption.customColor![eachSeries.linearIndex!], columnOption.linearOpacity));
  6322. grd.addColorStop(1, hexToRgb(`${fillColor}`, 1));
  6323. }
  6324. fillColor = grd
  6325. }
  6326. // 圆角边框
  6327. if ((columnOption.barBorderRadius != null && columnOption.barBorderRadius!.length == 4) || columnOption.barBorderCircle) {
  6328. const left = startX;
  6329. const top = item.y;
  6330. const width = item.width!;
  6331. const height = opts.height - opts.area[2] - item.y;
  6332. if (columnOption.barBorderCircle) {
  6333. columnOption.barBorderRadius = [width / 2, width / 2, 0, 0];
  6334. }
  6335. let barBorderRadius = columnOption.barBorderRadius!
  6336. let r0 = barBorderRadius[0]
  6337. let r1 = barBorderRadius[1]
  6338. let r2 = barBorderRadius[2]
  6339. let r3 = barBorderRadius[3]
  6340. let minRadius = Math.min(width / 2, height / 2);
  6341. r0 = r0 > minRadius ? minRadius : r0;
  6342. r1 = r1 > minRadius ? minRadius : r1;
  6343. r2 = r2 > minRadius ? minRadius : r2;
  6344. r3 = r3 > minRadius ? minRadius : r3;
  6345. r0 = r0 < 0 ? 0 : r0;
  6346. r1 = r1 < 0 ? 0 : r1;
  6347. r2 = r2 < 0 ? 0 : r2;
  6348. r3 = r3 < 0 ? 0 : r3;
  6349. context.arc(xOffset + left + r0, yOffset + top + r0, r0, -Math.PI, -Math.PI / 2);
  6350. context.arc(xOffset + left + width - r1, yOffset + top + r1, r1, -Math.PI / 2, 0);
  6351. context.arc(xOffset + left + width - r2, yOffset + top + height - r2, r2, 0, Math.PI / 2);
  6352. context.arc(xOffset + left + r3, yOffset + top + height - r3, r3, Math.PI / 2, Math.PI);
  6353. } else {
  6354. context.moveTo(xOffset + startX, item.y + yOffset);
  6355. context.lineTo(xOffset + startX + item.width!, item.y + yOffset);
  6356. context.lineTo(xOffset + startX + item.width!, opts.height - opts.area[2] + yOffset);
  6357. context.lineTo(xOffset + startX, opts.height - opts.area[2] + yOffset);
  6358. context.lineTo(xOffset + startX, item.y + yOffset);
  6359. context.lineWidth = 1
  6360. context.strokeStyle = strokeColor;
  6361. }
  6362. context.fillStyle = (fillColor);
  6363. context.closePath();
  6364. context.fill();
  6365. }
  6366. }
  6367. columnIndex += 1;
  6368. }
  6369. //绘制区域图数据
  6370. if (eachSeries.type == 'area') {
  6371. let splitPointList = splitPoints(points, eachSeries);
  6372. for (let i = 0; i < splitPointList.length; i++) {
  6373. let points = splitPointList[i];
  6374. // 绘制区域数据
  6375. context.beginPath();
  6376. context.strokeStyle = eachSeries.color!;
  6377. context.strokeStyle = hexToRgb(eachSeries.color!, areaOption.opacity);
  6378. if (areaOption.gradient) {
  6379. let gradient = context.createLinearGradient(xOffset, opts.area[0] + yOffset, xOffset, opts.height - opts.area[2] + yOffset);
  6380. gradient.addColorStop(0, hexToRgb(eachSeries.color!, areaOption.opacity));
  6381. gradient.addColorStop(1, hexToRgb("#FFFFFF", 0.1));
  6382. context.fillStyle = gradient;
  6383. } else {
  6384. context.fillStyle = hexToRgb(eachSeries.color!, areaOption.opacity);
  6385. }
  6386. context.lineWidth = 2 * opts.pixelRatio;
  6387. if (points.length > 1) {
  6388. let firstPoint = points[0];
  6389. let lastPoint = points[points.length - 1];
  6390. context.moveTo(firstPoint.x + xOffset, firstPoint.y + yOffset);
  6391. let startPoint = 0;
  6392. if (eachSeries.style == 'curve') {
  6393. for (let j = 0; j < points.length; j++) {
  6394. let item = points[j];
  6395. if (startPoint == 0 && item.x > leftSpace) {
  6396. context.moveTo(item.x + xOffset, item.y + yOffset);
  6397. startPoint = 1;
  6398. }
  6399. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  6400. let ctrlPoint = createCurveControlPoints(points, j - 1);
  6401. context.bezierCurveTo(ctrlPoint.ctrA.x + xOffset, ctrlPoint.ctrA.y + yOffset, ctrlPoint.ctrB.x + xOffset, ctrlPoint.ctrB.y + yOffset, item.x + xOffset, item.y + yOffset);
  6402. }
  6403. };
  6404. } else {
  6405. for (let j = 0; j < points.length; j++) {
  6406. let item = points[j];
  6407. if (startPoint == 0 && item.x > leftSpace) {
  6408. context.moveTo(xOffset + item.x, item.y + yOffset);
  6409. startPoint = 1;
  6410. }
  6411. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  6412. context.lineTo(xOffset + item.x, item.y + yOffset);
  6413. }
  6414. };
  6415. }
  6416. context.lineTo(xOffset + lastPoint.x, endY + yOffset);
  6417. context.lineTo(xOffset + firstPoint.x, endY + yOffset);
  6418. context.lineTo(xOffset + firstPoint.x, firstPoint.y + yOffset);
  6419. } else {
  6420. let item = points[0];
  6421. context.moveTo(xOffset + item.x - eachSpacing / 2, item.y + yOffset);
  6422. // context.lineTo(item.x + eachSpacing / 2, item.y);
  6423. // context.lineTo(item.x + eachSpacing / 2, endY);
  6424. // context.lineTo(item.x - eachSpacing / 2, endY);
  6425. // context.moveTo(item.x - eachSpacing / 2, item.y);
  6426. }
  6427. context.closePath();
  6428. context.fill();
  6429. }
  6430. }
  6431. // 绘制折线数据图
  6432. if (eachSeries.type == 'line') {
  6433. let splitPointList = splitPoints(points, eachSeries);
  6434. splitPointList.forEach((points) => {
  6435. if (eachSeries.lineType == 'dash') {
  6436. let dashLength = eachSeries.dashLength;
  6437. dashLength *= opts.pixelRatio;
  6438. context.setLineDash([dashLength, dashLength]);
  6439. }
  6440. context.beginPath();
  6441. context.strokeStyle = eachSeries.color!;
  6442. context.lineWidth = lineOption.width * opts.pixelRatio;
  6443. if (points.length == 1) {
  6444. context.moveTo(xOffset + points[0].x, points[0].y + yOffset);
  6445. // context.arc(points[0].x, points[0].y, 1, 0, 2 * Math.PI);
  6446. } else {
  6447. context.moveTo(xOffset + points[0].x, points[0].y + yOffset);
  6448. let startPoint = 0;
  6449. if (eachSeries.style == 'curve') {
  6450. for (let j = 0; j < points.length; j++) {
  6451. let item = points[j];
  6452. if (startPoint == 0 && item.x > leftSpace) {
  6453. context.moveTo(xOffset + item.x, item.y + yOffset);
  6454. startPoint = 1;
  6455. }
  6456. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  6457. let ctrlPoint = createCurveControlPoints(points, j - 1);
  6458. context.bezierCurveTo(ctrlPoint.ctrA.x + xOffset, ctrlPoint.ctrA.y + yOffset, ctrlPoint.ctrB.x + xOffset, ctrlPoint.ctrB.y + yOffset,
  6459. item.x + xOffset, item.y + yOffset);
  6460. }
  6461. }
  6462. } else {
  6463. for (let j = 0; j < points.length; j++) {
  6464. let item = points[j];
  6465. if (startPoint == 0 && item.x > leftSpace) {
  6466. context.moveTo(xOffset + item.x, item.y + yOffset);
  6467. startPoint = 1;
  6468. }
  6469. if (j > 0 && item.x > leftSpace && item.x < rightSpace) {
  6470. context.lineTo(xOffset + item.x, item.y + yOffset);
  6471. }
  6472. }
  6473. }
  6474. context.moveTo(xOffset + points[0].x, points[0].y + yOffset);
  6475. }
  6476. context.stroke();
  6477. context.setLineDash([]);
  6478. });
  6479. }
  6480. // 绘制点数据图
  6481. if (eachSeries.type == 'point') {
  6482. eachSeries.addPoint = true;
  6483. }
  6484. if (eachSeries.addPoint == true && eachSeries.type != 'column') {
  6485. drawPointShape(points, eachSeries.color!, eachSeries.pointShape, context, opts);
  6486. }
  6487. });
  6488. if (opts.dataLabel != false && process == 1) {
  6489. let columnIndex = 0;
  6490. series.forEach(function (eachSeries) {
  6491. let ranges = [...opts.chartData.yAxisData.ranges![eachSeries.index!]];
  6492. let minRange = parseFloat(ranges.pop()!);
  6493. let maxRange = parseFloat(ranges.shift()!);
  6494. let data = eachSeries.data!;
  6495. let points = getDataPoints(data, minRange, maxRange, xAxisPoints, eachSpacing, opts, config, process);
  6496. if (eachSeries.type != 'column') {
  6497. drawPointText(points, eachSeries, config, context, opts);
  6498. } else {
  6499. points = fixColumeData(points, eachSpacing, columnLength, columnIndex, config, opts);
  6500. drawPointText(points, eachSeries, config, context, opts);
  6501. columnIndex += 1;
  6502. }
  6503. });
  6504. }
  6505. context.restore();
  6506. return {
  6507. xAxisPoints: xAxisPoints,
  6508. yAxisPoints: [],
  6509. calPoints: calPoints,
  6510. eachSpacing: eachSpacing,
  6511. } as ChartColumnDataPoints
  6512. }
  6513. export function drawCharts(char : TuiChartsInterface, type : string, opts : ChartOptions, config : TuiChartConfig, context : CanvasRenderingContext2D) {
  6514. let _this = char;
  6515. let series = opts.series!;
  6516. //兼容ECharts饼图类数据格式 以下内容暂时未翻译需要保留
  6517. // let seriesData : ChartOptionsSeries[] = []
  6518. // if (type == 'pie' || type == 'ring' || type == 'mount' || type == 'rose' || type == 'funnel') {
  6519. // seriesData = fixPieSeries(series, opts, config);
  6520. // }
  6521. let categories : string[] = opts.categories ?? [];
  6522. if (type == 'pie' || type == 'ring' || type == 'mount' || type == 'rose' || type == 'funnel') {
  6523. categories = [];
  6524. for (let j = 0; j < series.length; j++) {
  6525. categories.push(series[j].name!)
  6526. }
  6527. opts.categories = categories;
  6528. }
  6529. series = fillSeries(series, opts, config);
  6530. let duration = opts.animation ? opts.duration : 0;
  6531. if (_this.animationInstance != null) _this.animationInstance!.stop();
  6532. let seriesMA : ChartOptionsSeries[] = [];
  6533. if (type == 'candle') {
  6534. let average = opts.extra.candle!.average;
  6535. if (average.show) {
  6536. seriesMA = calCandleMA(average.day!, average.name!, average.color!, series[0].dataArr);
  6537. seriesMA = fillSeries(seriesMA, opts, config);
  6538. opts.seriesMA = seriesMA;
  6539. } else if (opts.seriesMA != null) {
  6540. opts.seriesMA = fillSeries(opts.seriesMA!, opts, config)
  6541. seriesMA = opts.seriesMA!;
  6542. } else {
  6543. seriesMA = series;
  6544. }
  6545. } else {
  6546. seriesMA = series;
  6547. }
  6548. /* 过滤掉show=false的series */
  6549. series = filterSeries(series);
  6550. opts._series_ = series;
  6551. //重新计算图表区域
  6552. opts.area = []
  6553. //复位绘图区域
  6554. for (let j = 0; j < 4; j++) {
  6555. opts.area.push(opts.padding![j] * opts.pixelRatio);
  6556. }
  6557. //通过计算三大区域:图例、X轴、Y轴的大小,确定绘图区域
  6558. let _calLegendData = calLegendData(seriesMA, opts, opts.chartData),
  6559. legendHeight = _calLegendData.area.wholeHeight,
  6560. legendWidth = _calLegendData.area.wholeWidth;
  6561. switch (opts.legend.position) {
  6562. case 'top':
  6563. opts.area[0] += legendHeight;
  6564. break;
  6565. case 'bottom':
  6566. opts.area[2] += legendHeight;
  6567. break;
  6568. case 'left':
  6569. opts.area[3] += legendWidth;
  6570. break;
  6571. case 'right':
  6572. opts.area[1] += legendWidth;
  6573. break;
  6574. }
  6575. let _calYAxisData = new ChartOptionsChartDataYAxisData(),
  6576. yAxisWidth : ChartOptionsChartDataYAxisDataYAxisWidth[] = [];
  6577. if (opts.type == 'line' || opts.type == 'column' || opts.type == 'mount' || opts.type == 'area' || opts.type == 'mix' || opts.type == 'candle' || opts.type == 'scatter' || opts.type == 'bubble' || opts.type == 'bar') {
  6578. _calYAxisData = calYAxisData(series, opts, config);
  6579. yAxisWidth = _calYAxisData.yAxisWidth!;
  6580. //如果显示Y轴标题
  6581. if (opts.yAxis.showTitle) {
  6582. let maxTitleHeight = 0;
  6583. for (let i = 0; i < opts.yAxis.data.length; i++) {
  6584. maxTitleHeight = Math.max(maxTitleHeight, opts.yAxis.data[i].titleFontSize != null ? opts.yAxis.data[i].titleFontSize! * opts.pixelRatio : config.fontSize)
  6585. }
  6586. opts.area[0] += maxTitleHeight;
  6587. }
  6588. let rightIndex = 0,
  6589. leftIndex = 0;
  6590. //计算主绘图区域左右位置
  6591. for (let i = 0; i < yAxisWidth.length; i++) {
  6592. if (yAxisWidth[i].position == 'left') {
  6593. if (leftIndex > 0) {
  6594. opts.area[3] += yAxisWidth[i].width + opts.yAxis.padding * opts.pixelRatio;
  6595. } else {
  6596. opts.area[3] += yAxisWidth[i].width;
  6597. }
  6598. leftIndex += 1;
  6599. } else if (yAxisWidth[i].position == 'right') {
  6600. if (rightIndex > 0) {
  6601. opts.area[1] += yAxisWidth[i].width + opts.yAxis.padding * opts.pixelRatio;
  6602. } else {
  6603. opts.area[1] += yAxisWidth[i].width;
  6604. }
  6605. rightIndex += 1;
  6606. }
  6607. }
  6608. } else {
  6609. // console.log('类型问题暂时未找到翻译逻辑')
  6610. config.yAxisWidth = yAxisWidth; //类型问题暂时未找到翻译逻辑
  6611. }
  6612. opts.chartData.yAxisData = _calYAxisData;
  6613. if (opts.categories != null && opts.categories!.length > 0 && opts.type != 'radar' && opts.type != 'gauge' && opts.type != 'bar') {
  6614. opts.chartData.xAxisData = getXAxisPoints(opts.categories!, opts, config);
  6615. let _calCategoriesData = calCategoriesData(opts.categories!, opts, config, opts.chartData.xAxisData.eachSpacing!, context),
  6616. xAxisHeight = _calCategoriesData.xAxisHeight,
  6617. angle = _calCategoriesData.angle;
  6618. config.xAxisHeight = xAxisHeight;
  6619. config._xAxisTextAngle_ = angle;
  6620. opts.area[2] += xAxisHeight;
  6621. opts.chartData.categoriesData = _calCategoriesData;
  6622. } else {
  6623. if (opts.type == 'line' || opts.type == 'area' || opts.type == 'scatter' || opts.type == 'bubble' || opts.type == 'bar') {
  6624. opts.chartData.xAxisData = calXAxisData(series, opts, config, context);
  6625. categories = opts.chartData.xAxisData.rangesFormat.map((item : number) : string => `${item}`);
  6626. let _calCategoriesData = calCategoriesData(categories, opts, config, opts.chartData.xAxisData.eachSpacing!, context),
  6627. xAxisHeight = _calCategoriesData.xAxisHeight,
  6628. angle = _calCategoriesData.angle;
  6629. config.xAxisHeight = xAxisHeight;
  6630. config._xAxisTextAngle_ = angle;
  6631. opts.area[2] += xAxisHeight;
  6632. opts.chartData.categoriesData = _calCategoriesData;
  6633. } else {
  6634. opts.chartData.xAxisData = new ChartOptionsChartDataXAxisData()
  6635. }
  6636. }
  6637. //计算右对齐偏移距离
  6638. if (opts.enableScroll && opts.xAxis.scrollAlign == 'right' && opts._scrollDistance_ == null) {
  6639. let offsetLeft = 0,
  6640. xAxisPoints = opts.chartData.xAxisData.xAxisPoints,
  6641. startX = opts.chartData.xAxisData.startX!,
  6642. endX = opts.chartData.xAxisData.endX!,
  6643. eachSpacing = opts.chartData.xAxisData.eachSpacing!;
  6644. let totalWidth = eachSpacing * (xAxisPoints.length - 1);
  6645. let screenWidth = endX - startX;
  6646. offsetLeft = screenWidth - totalWidth;
  6647. _this.scrollOption.currentOffset = offsetLeft;
  6648. _this.scrollOption.startTouchX = offsetLeft;
  6649. _this.scrollOption.distance = 0;
  6650. _this.scrollOption.lastMoveTime = 0;
  6651. opts._scrollDistance_ = offsetLeft;
  6652. }
  6653. //未使用到暂时未翻译
  6654. if (type == 'pie' || type == 'ring' || type == 'rose') {
  6655. config._pieTextMaxLength_ = opts.dataLabel == false ? 0 : getPieTextMaxLength(seriesMA, config, context, opts);
  6656. }
  6657. switch (type) {
  6658. case 'word':
  6659. _this.animationInstance = new Animation({
  6660. canvasContext: opts.canvasContext!,
  6661. timing: opts.timing,
  6662. duration: duration,
  6663. onProcess: function (process : number) {
  6664. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6665. if (opts.rotate) {
  6666. contextRotate(context, opts);
  6667. }
  6668. drawWordCloudDataPoints(series, opts, config, context, process);
  6669. drawCanvas(opts, context);
  6670. },
  6671. onAnimationFinish: function onAnimationFinish() {
  6672. _this.uevent.trigger('renderComplete');
  6673. }
  6674. } as ChartAnimationOption);
  6675. break;
  6676. case 'map':
  6677. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6678. drawMapDataPoints(series, opts, config, context);
  6679. break;
  6680. case 'funnel':
  6681. _this.animationInstance = new Animation({
  6682. canvasContext: opts.canvasContext!,
  6683. timing: opts.timing,
  6684. duration: duration,
  6685. onProcess: function (process : number) {
  6686. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6687. if (opts.rotate) {
  6688. contextRotate(context, opts);
  6689. }
  6690. opts.chartData.funnelData = drawFunnelDataPoints(series, opts, config, context, process);
  6691. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6692. drawToolTipBridge(opts, config, context, process, 0, []);
  6693. drawCanvas(opts, context);
  6694. },
  6695. onAnimationFinish: function onAnimationFinish() {
  6696. _this.uevent.trigger('renderComplete');
  6697. }
  6698. } as ChartAnimationOption);
  6699. break;
  6700. case 'line':
  6701. _this.animationInstance = new Animation({
  6702. canvasContext: opts.canvasContext!,
  6703. timing: opts.timing,
  6704. duration: duration,
  6705. onProcess: function onProcess(process : number) {
  6706. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6707. if (opts.rotate) {
  6708. contextRotate(context, opts);
  6709. }
  6710. drawYAxisGrid(categories, opts, config, context);
  6711. drawXAxis(categories, opts, config, context);
  6712. let _drawLineDataPoints = drawLineDataPoints(series, opts, config, context, process),
  6713. xAxisPoints = _drawLineDataPoints.xAxisPoints,
  6714. calPoints = _drawLineDataPoints.calPoints,
  6715. eachSpacing = _drawLineDataPoints.eachSpacing;
  6716. opts.chartData.xAxisPoints = xAxisPoints;
  6717. opts.chartData.calPoints = calPoints;
  6718. opts.chartData.eachSpacing = eachSpacing;
  6719. drawYAxis(series, opts, config, context);
  6720. if (opts.enableMarkLine != false && process == 1) {
  6721. drawMarkLine(opts, config, context);
  6722. }
  6723. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6724. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  6725. drawCanvas(opts, context);
  6726. },
  6727. onAnimationFinish: function onAnimationFinish() {
  6728. _this.uevent.trigger('renderComplete');
  6729. }
  6730. } as ChartAnimationOption);
  6731. break;
  6732. case 'scatter':
  6733. _this.animationInstance = new Animation({
  6734. canvasContext: opts.canvasContext!,
  6735. timing: opts.timing,
  6736. duration: duration,
  6737. onProcess: function onProcess(process) {
  6738. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6739. if (opts.rotate) {
  6740. contextRotate(context, opts);
  6741. }
  6742. drawYAxisGrid(categories, opts, config, context);
  6743. drawXAxis(categories, opts, config, context);
  6744. let _drawScatterDataPoints = drawScatterDataPoints(series, opts, config, context, process),
  6745. xAxisPoints = _drawScatterDataPoints.xAxisPoints,
  6746. calPoints = _drawScatterDataPoints.calPoints,
  6747. eachSpacing = _drawScatterDataPoints.eachSpacing;
  6748. opts.chartData.xAxisPoints = xAxisPoints;
  6749. opts.chartData.calPoints = calPoints;
  6750. opts.chartData.eachSpacing = eachSpacing;
  6751. drawYAxis(series, opts, config, context);
  6752. if (opts.enableMarkLine != false && process == 1) {
  6753. drawMarkLine(opts, config, context);
  6754. }
  6755. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6756. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  6757. drawCanvas(opts, context);
  6758. },
  6759. onAnimationFinish: function onAnimationFinish() {
  6760. _this.uevent.trigger('renderComplete');
  6761. }
  6762. } as ChartAnimationOption);
  6763. break;
  6764. case 'bubble':
  6765. _this.animationInstance = new Animation({
  6766. canvasContext: opts.canvasContext!,
  6767. timing: opts.timing,
  6768. duration: duration,
  6769. onProcess: function onProcess(process) {
  6770. context.clearRect(0, 0, opts.width, opts.height);
  6771. if (opts.rotate) {
  6772. contextRotate(context, opts);
  6773. }
  6774. drawYAxisGrid(categories, opts, config, context);
  6775. drawXAxis(categories, opts, config, context);
  6776. let _drawBubbleDataPoints = drawBubbleDataPoints(series, opts, config, context, process),
  6777. xAxisPoints = _drawBubbleDataPoints.xAxisPoints,
  6778. calPoints = _drawBubbleDataPoints.calPoints,
  6779. eachSpacing = _drawBubbleDataPoints.eachSpacing;
  6780. opts.chartData.xAxisPoints = xAxisPoints;
  6781. opts.chartData.calPoints = calPoints;
  6782. opts.chartData.eachSpacing = eachSpacing;
  6783. drawYAxis(series, opts, config, context);
  6784. if (opts.enableMarkLine != false && process == 1) {
  6785. drawMarkLine(opts, config, context);
  6786. }
  6787. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6788. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  6789. drawCanvas(opts, context);
  6790. },
  6791. onAnimationFinish: function onAnimationFinish() {
  6792. _this.uevent.trigger('renderComplete');
  6793. }
  6794. } as ChartAnimationOption);
  6795. break;
  6796. case 'mix':
  6797. _this.animationInstance = new Animation({
  6798. canvasContext: opts.canvasContext!,
  6799. timing: opts.timing,
  6800. duration: duration,
  6801. onProcess: function onProcess(process) {
  6802. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6803. if (opts.rotate) {
  6804. contextRotate(context, opts);
  6805. }
  6806. drawYAxisGrid(categories, opts, config, context);
  6807. drawXAxis(categories, opts, config, context);
  6808. let _drawMixDataPoints = drawMixDataPoints(series, opts, config, context, process),
  6809. xAxisPoints = _drawMixDataPoints.xAxisPoints,
  6810. calPoints = _drawMixDataPoints.calPoints,
  6811. eachSpacing = _drawMixDataPoints.eachSpacing;
  6812. opts.chartData.xAxisPoints = xAxisPoints;
  6813. opts.chartData.calPoints = calPoints;
  6814. opts.chartData.eachSpacing = eachSpacing;
  6815. drawYAxis(series, opts, config, context);
  6816. if (opts.enableMarkLine != false && process == 1) {
  6817. drawMarkLine(opts, config, context);
  6818. }
  6819. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6820. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  6821. drawCanvas(opts, context);
  6822. },
  6823. onAnimationFinish: function onAnimationFinish() {
  6824. _this.uevent.trigger('renderComplete');
  6825. }
  6826. } as ChartAnimationOption);
  6827. break;
  6828. case 'column':
  6829. _this.animationInstance = new Animation({
  6830. canvasContext: opts.canvasContext!,
  6831. timing: opts.timing,
  6832. duration: duration,
  6833. onProcess: (process : number) => {
  6834. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6835. if (opts.rotate) {
  6836. contextRotate(context, opts);
  6837. }
  6838. drawYAxisGrid(categories, opts, config, context);
  6839. drawXAxis(categories, opts, config, context);
  6840. let _drawColumnDataPoints = drawColumnDataPoints(series, opts, config, context, process)
  6841. let xAxisPoints = _drawColumnDataPoints.xAxisPoints
  6842. let calPoints = _drawColumnDataPoints.calPoints
  6843. let eachSpacing = _drawColumnDataPoints.eachSpacing
  6844. opts.chartData.xAxisPoints = xAxisPoints;
  6845. opts.chartData.calPoints = calPoints;
  6846. opts.chartData.eachSpacing = eachSpacing;
  6847. drawYAxis(series, opts, config, context);
  6848. if (opts.enableMarkLine != false && process == 1) {
  6849. drawMarkLine(opts, config, context);
  6850. }
  6851. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6852. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  6853. drawCanvas(opts, context);
  6854. },
  6855. onAnimationFinish: () => {
  6856. _this.uevent.trigger('renderComplete');
  6857. }
  6858. } as ChartAnimationOption);
  6859. break;
  6860. case 'mount':
  6861. _this.animationInstance = new Animation({
  6862. canvasContext: opts.canvasContext!,
  6863. timing: opts.timing,
  6864. duration: duration,
  6865. onProcess: function onProcess(process : number) {
  6866. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6867. if (opts.rotate) {
  6868. contextRotate(context, opts);
  6869. }
  6870. drawYAxisGrid(categories, opts, config, context);
  6871. drawXAxis(categories, opts, config, context);
  6872. let _drawMountDataPoints = drawMountDataPoints(series, opts, config, context, process)
  6873. let xAxisPoints = _drawMountDataPoints.xAxisPoints
  6874. let calPoints = _drawMountDataPoints.calPoints
  6875. let eachSpacing = _drawMountDataPoints.eachSpacing!
  6876. opts.chartData.xAxisPoints = xAxisPoints;
  6877. opts.chartData.calPoints = calPoints;
  6878. opts.chartData.eachSpacing = eachSpacing;
  6879. drawYAxis(series, opts, config, context);
  6880. if (opts.enableMarkLine != false && process == 1) {
  6881. drawMarkLine(opts, config, context);
  6882. }
  6883. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6884. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  6885. drawCanvas(opts, context);
  6886. },
  6887. onAnimationFinish: function onAnimationFinish() {
  6888. _this.uevent.trigger('renderComplete');
  6889. }
  6890. } as ChartAnimationOption);
  6891. break;
  6892. case 'bar':
  6893. _this.animationInstance = new Animation({
  6894. canvasContext: opts.canvasContext!,
  6895. timing: opts.timing,
  6896. duration: duration,
  6897. onProcess: function onProcess(process : number) {
  6898. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6899. if (opts.rotate) {
  6900. contextRotate(context, opts);
  6901. }
  6902. drawXAxis(categories, opts, config, context);
  6903. let _drawBarDataPoints = drawBarDataPoints(series, opts, config, context, process),
  6904. yAxisPoints = _drawBarDataPoints.yAxisPoints,
  6905. calPoints = _drawBarDataPoints.calPoints,
  6906. eachSpacing = _drawBarDataPoints.eachSpacing;
  6907. opts.chartData.yAxisPoints = yAxisPoints;
  6908. opts.chartData.xAxisPoints = opts.chartData.xAxisData.xAxisPoints;
  6909. opts.chartData.calPoints = calPoints;
  6910. opts.chartData.eachSpacing = eachSpacing;
  6911. drawYAxis(series, opts, config, context);
  6912. if (opts.enableMarkLine != false && process == 1) {
  6913. drawMarkLine(opts, config, context);
  6914. }
  6915. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6916. drawToolTipBridge(opts, config, context, process, eachSpacing, yAxisPoints);
  6917. drawCanvas(opts, context);
  6918. },
  6919. onAnimationFinish: function onAnimationFinish() {
  6920. _this.uevent.trigger('renderComplete');
  6921. }
  6922. } as ChartAnimationOption);
  6923. break;
  6924. case 'area':
  6925. _this.animationInstance = new Animation({
  6926. canvasContext: opts.canvasContext!,
  6927. timing: opts.timing,
  6928. duration: duration,
  6929. onProcess: function onProcess(process : number) {
  6930. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6931. if (opts.rotate) {
  6932. contextRotate(context, opts);
  6933. }
  6934. drawYAxisGrid(categories, opts, config, context);
  6935. drawXAxis(categories, opts, config, context);
  6936. let _drawAreaDataPoints = drawAreaDataPoints(series, opts, config, context, process),
  6937. xAxisPoints = _drawAreaDataPoints.xAxisPoints,
  6938. calPoints = _drawAreaDataPoints.calPoints,
  6939. eachSpacing = _drawAreaDataPoints.eachSpacing!;
  6940. opts.chartData.xAxisPoints = xAxisPoints;
  6941. opts.chartData.calPoints = calPoints;
  6942. opts.chartData.eachSpacing = eachSpacing;
  6943. drawYAxis(series, opts, config, context);
  6944. if (opts.enableMarkLine != false && process == 1) {
  6945. drawMarkLine(opts, config, context);
  6946. }
  6947. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6948. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  6949. drawCanvas(opts, context);
  6950. },
  6951. onAnimationFinish: function onAnimationFinish() {
  6952. _this.uevent.trigger('renderComplete');
  6953. }
  6954. } as ChartAnimationOption);
  6955. break;
  6956. case 'ring':
  6957. _this.animationInstance = new Animation({
  6958. canvasContext: opts.canvasContext!,
  6959. timing: opts.timing,
  6960. duration: duration,
  6961. onProcess: function onProcess(process : number) {
  6962. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6963. if (opts.rotate) {
  6964. contextRotate(context, opts);
  6965. }
  6966. opts.chartData.pieData = drawRingDataPoints(series, opts, config, context, process);
  6967. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6968. drawToolTipBridge(opts, config, context, process, 0, []);
  6969. drawCanvas(opts, context);
  6970. },
  6971. onAnimationFinish: function onAnimationFinish() {
  6972. _this.uevent.trigger('renderComplete');
  6973. }
  6974. } as ChartAnimationOption);
  6975. break;
  6976. case 'pie':
  6977. _this.animationInstance = new Animation({
  6978. canvasContext: opts.canvasContext!,
  6979. timing: opts.timing,
  6980. duration: duration,
  6981. onProcess: function onProcess(process : number) {
  6982. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  6983. if (opts.rotate) {
  6984. contextRotate(context, opts);
  6985. }
  6986. opts.chartData.pieData = drawPieDataPoints(series, opts, config, context, process);
  6987. drawLegend(opts.series!, opts, config, context, opts.chartData);
  6988. drawToolTipBridge(opts, config, context, process, 0, []);
  6989. drawCanvas(opts, context);
  6990. },
  6991. onAnimationFinish: function onAnimationFinish() {
  6992. _this.uevent.trigger('renderComplete');
  6993. }
  6994. } as ChartAnimationOption);
  6995. break;
  6996. case 'rose':
  6997. _this.animationInstance = new Animation({
  6998. canvasContext: opts.canvasContext!,
  6999. timing: opts.timing,
  7000. duration: duration,
  7001. onProcess: function onProcess(process : number) {
  7002. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  7003. if (opts.rotate) {
  7004. contextRotate(context, opts);
  7005. }
  7006. opts.chartData.pieData = drawRoseDataPoints(series, opts, config, context, process);
  7007. drawLegend(opts.series!, opts, config, context, opts.chartData);
  7008. drawToolTipBridge(opts, config, context, process, 0, []);
  7009. drawCanvas(opts, context);
  7010. },
  7011. onAnimationFinish: function onAnimationFinish() {
  7012. _this.uevent.trigger('renderComplete');
  7013. }
  7014. } as ChartAnimationOption);
  7015. break;
  7016. case 'radar':
  7017. _this.animationInstance = new Animation({
  7018. canvasContext: opts.canvasContext!,
  7019. timing: opts.timing,
  7020. duration: duration,
  7021. onProcess: function onProcess(process : number) {
  7022. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  7023. if (opts.rotate) {
  7024. contextRotate(context, opts);
  7025. }
  7026. opts.chartData.radarData = drawRadarDataPoints(series, opts, config, context, process);
  7027. drawLegend(opts.series!, opts, config, context, opts.chartData);
  7028. drawToolTipBridge(opts, config, context, process, 0, []);
  7029. drawCanvas(opts, context);
  7030. },
  7031. onAnimationFinish: function onAnimationFinish() {
  7032. _this.uevent.trigger('renderComplete');
  7033. }
  7034. } as ChartAnimationOption);
  7035. break;
  7036. case 'arcbar':
  7037. _this.animationInstance = new Animation({
  7038. canvasContext: opts.canvasContext!,
  7039. timing: opts.timing,
  7040. duration: duration,
  7041. onProcess: function onProcess(process : number) {
  7042. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  7043. if (opts.rotate) {
  7044. contextRotate(context, opts);
  7045. }
  7046. opts.chartData.arcbarData = drawArcbarDataPoints(series, opts, config, context, process);
  7047. drawCanvas(opts, context);
  7048. },
  7049. onAnimationFinish: function onAnimationFinish() {
  7050. _this.uevent.trigger('renderComplete');
  7051. }
  7052. } as ChartAnimationOption);
  7053. break;
  7054. case 'gauge':
  7055. _this.animationInstance = new Animation({
  7056. canvasContext: opts.canvasContext!,
  7057. timing: opts.timing,
  7058. duration: duration,
  7059. onProcess: function onProcess(process) {
  7060. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  7061. if (opts.rotate) {
  7062. contextRotate(context, opts);
  7063. }
  7064. opts.chartData.gaugeData = drawGaugeDataPoints(opts.categoriesObj!, series, opts, config, context, process);
  7065. drawCanvas(opts, context);
  7066. },
  7067. onAnimationFinish: function onAnimationFinish() {
  7068. _this.uevent.trigger('renderComplete');
  7069. }
  7070. } as ChartAnimationOption);
  7071. break;
  7072. case 'candle':
  7073. _this.animationInstance = new Animation({
  7074. canvasContext: opts.canvasContext!,
  7075. timing: opts.timing,
  7076. duration: duration,
  7077. onProcess: function onProcess(process) {
  7078. context.clearRect(opts.xOffset, opts.yOffset, opts.width, opts.height);
  7079. if (opts.rotate) {
  7080. contextRotate(context, opts);
  7081. }
  7082. drawYAxisGrid(categories, opts, config, context);
  7083. drawXAxis(categories, opts, config, context);
  7084. let _drawCandleDataPoints = drawCandleDataPoints(series, seriesMA, opts, config, context, process)
  7085. let xAxisPoints = _drawCandleDataPoints.xAxisPoints
  7086. let calPoints = _drawCandleDataPoints.calPoints
  7087. let eachSpacing = _drawCandleDataPoints.eachSpacing
  7088. opts.chartData.xAxisPoints = xAxisPoints;
  7089. opts.chartData.calMapPoints = calPoints;
  7090. opts.chartData.eachSpacing = eachSpacing;
  7091. drawYAxis(series, opts, config, context);
  7092. if (opts.enableMarkLine != false && process == 1) {
  7093. drawMarkLine(opts, config, context);
  7094. }
  7095. if (seriesMA.length > 0) {
  7096. drawLegend(seriesMA, opts, config, context, opts.chartData);
  7097. } else {
  7098. drawLegend(opts.series!, opts, config, context, opts.chartData);
  7099. }
  7100. if (opts.showTooltip) {
  7101. drawToolTipBridge(opts, config, context, process, eachSpacing, xAxisPoints);
  7102. }
  7103. drawCanvas(opts, context);
  7104. },
  7105. onAnimationFinish: function onAnimationFinish() {
  7106. _this.uevent.trigger('renderComplete');
  7107. }
  7108. } as ChartAnimationOption);
  7109. break;
  7110. }
  7111. }