cf feedback

This commit is contained in:
Zhengbo Li 2015-05-01 12:25:30 -07:00
parent 79da6a5ee8
commit 69a76a3b66

View File

@ -3698,6 +3698,7 @@ interface HTMLCanvasElement extends HTMLElement {
* @param contextId The identifier (ID) of the type of canvas to create. Internet Explorer 9 and Internet Explorer 10 support only a 2-D context using canvas.getContext("2d"); IE11 Preview also supports 3-D or WebGL context using canvas.getContext("experimental-webgl");
*/
getContext(contextId: "2d"): CanvasRenderingContext2D;
getContext(contextId: "experimental-webgl"): WebGLRenderingContext;
getContext(contextId: string, ...args: any[]): CanvasRenderingContext2D | WebGLRenderingContext;
/**
* Returns a blob object encoded as a Portable Network Graphics (PNG) format from a canvas image or drawing.