72 lines
1.5 KiB
TypeScript
72 lines
1.5 KiB
TypeScript
declare module "@tarojs/taro" {
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interface RenderingContext {
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// 变换
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scale(x: number, y: number): void;
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rotate(angle: number): void;
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translate(x: number, y: number): void;
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save(): void;
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restore(): void;
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// 路径
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beginPath(): void;
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closePath(): void;
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moveTo(x: number, y: number): void;
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lineTo(x: number, y: number): void;
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arc(
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x: number,
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y: number,
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radius: number,
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startAngle: number,
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endAngle: number,
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anticlockwise?: boolean
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): void;
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arcTo(
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x1: number,
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y1: number,
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x2: number,
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y2: number,
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radius: number
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): void;
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clip(): void;
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// 绘制
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drawImage(
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image: any,
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dx: number,
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dy: number,
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dWidth?: number,
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dHeight?: number
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): void;
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fill(): void;
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stroke(): void;
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// 样式
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fillStyle: string | CanvasGradient | CanvasPattern;
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strokeStyle: string | CanvasGradient | CanvasPattern;
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font: string;
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textAlign: CanvasTextAlign;
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textBaseline: CanvasTextBaseline;
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// 文本
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fillText(text: string, x: number, y: number, maxWidth?: number): void;
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strokeText(text: string, x: number, y: number, maxWidth?: number): void;
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measureText(text: string): TextMetrics;
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// 渐变
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createLinearGradient(
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x0: number,
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y0: number,
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x1: number,
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y1: number
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): CanvasGradient;
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createRadialGradient(
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x0: number,
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y0: number,
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r0: number,
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x1: number,
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y1: number,
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r1: number
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): CanvasGradient;
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}
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}
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