请教大神怎么没有效果
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script>
var tangram=
[
{p:[{x:0,y:0},{x:800,y:0},{x:400,y:400}],color:"#caff67"},
{p:[{x:0,y:0},{x:400,y:400},{x:0,y:800}],color:"#67becf"},
{p:[{x:800,y:0},{x:800,y:400},{x:600,y:600},{x:600,y:200}],color:"#ef3d61"},
{p:[{x:600,y:200},{x:600,y:600},{x:400,y:400}],color:"#f9f51a"},
{p:[{x:400,y:400},{x:600,y:600},{x:400,y:800},{x:200,y:600}],color:"#a594c0"},
{p:[{x:200,y:600},{x:400,y:800},{x:0,y:800}],color:"#fa8ecc"},
{p:[{x:800,y:400},{x:800,y:800},{x:400,y:800}],color:"#f6ca29"}
];
window.onload=function()
{
var canvas=document.getElementById("canvas");
var context=canvas.getContext("2d");
for(var i=0;i<tangram.length;i++)
draw(tangram[i],context);
}
function draw(piece,ctx)
{
ctx.beginPath();
ctx.moveTo(piece.p[0].x,piece.p[0].y)
for(var i=1 ; i<piece.p.length; i++)
ctx.lineTo(piece.p[i].x,piece.p[i].y);
ctx.closePath();
ctx.fillStyle=piece.color;
ctx.fill();
}
</script>
</head>
<body>
<canvas id="canvas" width="800" height="800" style="border: 1px solid;display: block;margin: 80px auto;"></canvas>
</body>
</html>
小济南1回答
-
小济南
上面代码是正确的 修改好了 为什么没有用到stroke（）方法？
随时随地看视频慕课网APP
相关分类
Html5