CSS3全新的背景图片方案

CSS3全新的背景图片方案

firefox支持指定一个元素的ID将它作为另一个元素的背景-moz-element(#ID), webkit系支持-webkit-canvas(xxxx)动态创建一个canvas作为它的背景

1.firefox

<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    </head>
    <body>
        <h3>firefox4+</h3>
        <div style="width:400px; height:400px; background:-moz-element(#myBackground1) no-repeat;">
            <p>This box uses the element with the #myBackground1 ID as its background!</p>
        </div>
 
        <div style="overflow:hidden; height:0;">
            <div id="myBackground1" style="width:1024px; height:1024px; background-image: -moz-linear-gradient(left, red, orange, yellow, white);">
                <p style="-moz-transform-origin:0 0; -moz-transform: rotate(45deg); color:white;">This text is part of the background. Cool, huh?</p>
            </div>
        </div>
        <hr/>
        <div style="width:400px; height:100px; background:-moz-element(#myBackground2);">
        </div>
 
        <div style="overflow:hidden; height:0;">
            <button id="myBackground2" type="button">Evil button!</button>
        </div>
 
    </body>
</html>

 2.webkit,canvas

<!DOCTYPE html>
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <style>
            div {
                background: -webkit-canvas(test);
                float:left;
                width: 100px;
                height: 100px;
            }
        </style>
        <script>
            function onLoad() {
                var ctx = document.getCSSCanvasContext("2d", "test", 100, 100);
                ctx.fillStyle = "blue";
                ctx.fillRect(10, 10, 90, 90)
            }
 
            document.addEventListener("DOMContentLoaded", onLoad);
 
        </script>
    </head>
    <body>
        <div>只能运行于webkit系</div>
    </body>
</html>

 

posted @ 2017-02-08 16:03  btg.yoyo  阅读(475)  评论(0编辑  收藏  举报