CanvasContext.translate

解釋：對(duì)當(dāng)前坐標(biāo)系的原點(diǎn)(0, 0)進(jìn)行變換，默認(rèn)的坐標(biāo)系原點(diǎn)為頁面左上角。

方法參數(shù)

示例 

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圖片示例

代碼示例

<canvas canvas-id="myCanvas" class="myCanvas" />

Page({
    onLoad() {
        const canvasContext = swan.createCanvasContext('myCanvas');

        canvasContext.strokeRect(10, 10, 150, 100);
        canvasContext.translate(20, 20);
        canvasContext.strokeRect(10, 10, 150, 100);
        canvasContext.translate(20, 20);
        canvasContext.strokeRect(10, 10, 150, 100);

        canvasContext.draw();
    }
});