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canvas文本对齐1

时间:2017-01-18 23:44:49      阅读:257      评论:0      收藏:0      [点我收藏+]

标签:canvas文本对齐1

效果图

技术分享

html结构

<!DOCTYPE html>

<html>

<head>

<meta charset="utf-8">

<meta http-equiv="X-UA-Compatible" content="IE=edge">

<title>canvas29</title>

<link rel="stylesheet" href="">

</head>

<body>

<canvas id="canvas" style ="border:1px solid #aaa;diplay:block;margin:50px auto;">

当前浏览器不支持canvas,请更换浏览器后再试

</canvas>

</body>

</html>

js脚本

<script>

window.onload = function(){

var canvas = document.getElementById("canvas");

canvas.width  = 800;

canvas.height = 800;


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


context.fillStyle = "#058";

context.font = "bold 40px sans-serif";


context.textAlign = "left";

context.fillText("欢迎学习left",400,100);


context.textAlign = "center";

context.fillText("欢迎学习center",400,200);


context.textAlign = "right";

context.fillText("欢迎学习right",400,300);



context.strokeStyle = "#888";

context.moveTo(400,0);

context.lineTo(400,800);

context.stroke();



}


</script>


本文出自 “素颜” 博客,请务必保留此出处http://suyanzhu.blog.51cto.com/8050189/1892958

canvas文本对齐1

标签:canvas文本对齐1

原文地址:http://suyanzhu.blog.51cto.com/8050189/1892958

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