HTML5——Canvas_09之【使用图像】

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd" >
< html >

< head >
< meta http-equiv= "Content-Type" content= "text/html; charset=utf-8" >
< title >使用图像 </ title >
< script >
function draw( id){
var canvas= document. getElementById( id);
var context= canvas. getContext( "2d");
context. fillStyle= "#eeeeef";
content. fillRect( 0, 0, 500, 500);
image= new Image();
image. src= "ic_laucher.png";
image. onload= function(){
//重点
drawImage( content, image);
}
}

function drawImage( content, image){
//drawImage,这个方法是系统自带的
content. drawImage( image, 0, 0, 200, 200);
content. drawImage( image, 270, 270, 380, 380, 230, 230, 100, 100);
}
</ script >
</ head >

< body onload= "draw(" canvas ");" >
< canvas id= "canvas" width= "500" height= "500" ></ canvas >
</ body >

</ html >

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转载自blog.csdn.net/superstatus/article/details/80566130