feat: add draw background for sequence-scatter #3787
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skie1997
reviewed
Mar 19, 2025
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| // 创建Canvas离屏渲染 | ||
| const canvas = document.createElement('canvas'); | ||
| canvas.width = 300; |
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配置从spec中读取，spec.width / spec.height
| function createImageDataFromColorMatrix(colorMatrix: any[][]): string | null { | ||
| // 浏览器环境检查 | ||
| if (typeof document === 'undefined') { | ||
| return null; // 非浏览器环境下返回null |
| const ctx = canvas.getContext('2d'); | ||
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| if (!ctx) { | ||
| return null; |
| } | ||
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| // 创建imageData | ||
| const imageData = ctx.createImageData(300, 300); |
| @@ -93,7 +111,14 @@ export class SequenceScatterChartSpecTransformer extends CommonChartSpecTransfor | |||
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| export function processSequenceData(spec: ISequenceScatterSpec) { | |||
| @@ -93,7 +111,14 @@ export class SequenceScatterChartSpecTransformer extends CommonChartSpecTransfor | |||
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| export function processSequenceData(spec: ISequenceScatterSpec) { | |||
| const result: any[] = []; | |||
| const BACKGROUND_KEY = 'background'; | |||
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fixed them |
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