drawimage

1

Besides images , you can also draw the contents of another canvas or the current frame of a video element with drawImage () .

除了图像外，您还可以利用drawImage（）绘制另一个画布或一个video元素当前帧的内容。
2

The background , the runner , and all the good guys and bad guys are images that the game draws with the drawImage () method .

背景、跑步者以及所有好人和坏人都是游戏使用drawImage（）方法绘制的图像。
3

You can draw an entire image , or any rectangular area within an image , anywhere inside a canvas with the Canvas 2D context 's drawImage () method , optionally scaling the image along the way .

您可以使用Canvas2D上下文的drawImage（）方法在画布内的任何地方绘制一个完整的图像，或图像内的任何矩形区域，有选择地沿着路线缩放图像。