Methods
从 canvas 中获取图片信息
| Name | Type | Description |
|---|---|---|
canvasElement |
Object |
Returns:
返回对象组 {toBase64, toImg, toCanvas, toPng, toJpeg, downloadPng}
Example:
// 获取 canvas 方法对象
viewer.render();
ReImg.fromCanvas(viewer.canvas);
// 将画布保存为图片
viewer.render();
ReImg.fromCanvas(viewer.canvas).downloadPng(fileName);