canvas移动画布原点

回答: 在canvas中，移动画布的原点可以通过调用`translate`方法来实现。例如，可以使用以下代码将画布的原点移动到(200, 200)的位置：

const canvas = document.getElementById('mycanvas');
const ctx = canvas.getContext('2d');
ctx.translate(200, 200);

这样，之后在画布上绘制的图形将以(200, 200)为原点进行定位。\[3\]
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