最近在用w3school看html5，在用例子練習(xí)的時候，改了下坐標，然后對顯示出來的結(jié)果有一些疑問，煩請大家?guī)兔獯?lt;!DOCTYPE?html>
<html>
<body>
<canvas?id="myCanvas"?width="200"?height="250"?style="border:1px?solid?#d3d3d3;">
Your?browser?does?not?support?the?HTML5?canvas?tag.
</canvas>
<script>
var?c=document.getElementById("myCanvas");
var?ctx=c.getContext("2d");
var?grd=ctx.createLinearGradient(0,0,170,0);
grd.addColorStop(0,"red");
grd.addColorStop(1,"black");
ctx.fillStyle=grd;
ctx.fillRect(0,0,170,100);
ctx.fillRect(20,120,170,100);
</script>
</body>
</html>
HTML5 Canvas 線性漸變的問題
Alone931119
2017-01-12 16:37:06
