Canvas to image

English Documentation

一个用于保存和转换 canvas 到图片的工具(下载时有文件扩展名).

Cloned from https://github.com/hongru/canvas2image.

1. 加载资源

const Canvas2Image = require('@senntyou/canvas2image');

Canvas2Image.doSomething().

2. 怎样使用

Canvas2Image.saveAsImage(canvas, width, height, type);
Canvas2Image.saveAsPNG(canvas, width, height);
Canvas2Image.saveAsJPEG(canvas, width, height);
Canvas2Image.saveAsGIF(canvas, width, height);
Canvas2Image.saveAsBMP(canvas, width, height);

Canvas2Image.convertToImage(canvas, width, height, type);
Canvas2Image.convertToPNG(canvas, width, height);
Canvas2Image.convertToJPEG(canvas, width, height);
Canvas2Image.convertToGIF(canvas, width, height);
Canvas2Image.convertToBMP(canvas, width, height);

2.1 saveAsImage

保存 canvas 为一张图片.

Canvas2Image.saveAsImage(canvas, width, height, type);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.
• type: png|jpeg|gif|bmp.

2.2 saveAsPNG

保存 canvas 为一张 png 图片.

Canvas2Image.saveAsPNG(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.

2.3 saveAsJPEG

保存 canvas 为一张 jpeg 图片.

Canvas2Image.saveAsJPEG(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.

2.4 saveAsGIF

保存 canvas 为一张 gif 图片.

Canvas2Image.saveAsGIF(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.

2.5 saveAsBMP

保存 canvas 为一张 bmp 图片.

Canvas2Image.saveAsBMP(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.

2.6 convertToImage

保存 canvas 为一个 img Element.

let img = Canvas2Image.convertToImage(canvas, width, height, type);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.
• type: png|jpeg|gif|bmp.

2.7 convertToPNG

保存 canvas 为一个 png 图片的 img Element.

let img = Canvas2Image.convertToPNG(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.

2.8 convertToJPEG

保存 canvas 为一个 jpeg 图片的 img Element.

let img = Canvas2Image.convertToJPEG(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.

2.9 convertToGIF

保存 canvas 为一个 gif 图片的 img Element.

let img = Canvas2Image.convertToGIF(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.

2.10 convertToBMP

保存 canvas 为一个 bmp 图片的 img Element.

let img = Canvas2Image.convertToBMP(canvas, width, height);

• canvas: Canvas 实例.
• width: Image 宽度.
• height: Image 高度.