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Canvas save() 方法

❮ Canvas 参考

示例

保存绘图上下文的当前状态(字体、样式、变换...)。绘制不同的内容。然后,恢复状态并继续绘制

// 绘制
ctx.fillStyle = "green";
ctx.fillRect(10, 10, 50, 50);

// 保存状态
ctx.save();

// 绘制新的
ctx.fillStyle = "red";
ctx.fillRect(100, 10, 50, 50);

// 恢复保存的状态
ctx.restore();

// 绘制新的
ctx.fillRect(200, 10, 50, 50);
自己尝试 »

描述

save() 方法保存具有所有属性的绘图上下文的状态

剪切、变换、方向、fillStyle、字体、globalAlpha、globalCompositeOperation、imageSmoothingEnabled、lineCap、lineDashOffset、lineJoin、lineWidth、miterLimit、shadowBlur、shadowColor、shadowOffsetX、shadowOffsetY、strokeStyle、textAlign 以及 textBaseline。

另请参见

restore() 方法 (恢复上下文状态)


语法

context.save()

参数


返回值


浏览器支持

<canvas> 元素是 HTML5 标准 (2014)。

save() 在所有现代浏览器中受支持

Chrome Edge Firefox Safari Opera IE
9-11

❮ Canvas 参考
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