html5-canvas

最新推荐文章于 2025-01-01 04:28:27 发布

weixin_30369087

最新推荐文章于 2025-01-01 04:28:27 发布

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原文链接：http://www.cnblogs.com/wangjinke/p/5146804.html

<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>直线</title>
</head>
<body>
<canvas id="canvas" style="border:1px solid #aaa; display:block; margin:50px auto;">
当前浏览器不支持canvas, 请更换浏览器后再试
</canvas>
<script>
window.onload = function(){
    var canvas = document.getElementById("canvas");

    canvas.width = 500;
    canvas.height = 500;

    var context = canvas.getContext("2d");

    context.moveTo( 100, 100);
    context.lineTo( 300, 300);
    context.lineWidth = 10;
    context.strokeStyle = "red";
    context.stroke(); 
    }
 </script>
</body>
</html>