体验效果：http://keleyi.com/keleyi/phtml/html5/31.htm
推荐：http://hovertree.com/texiao/css3/18/
HTML代码如下：
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"><head><meta charset="UTF-8" > <title>程序员用HTML5制作的爱心树表白动画- 柯乐义</title><base target="_blank" href="http://keleyi.com/keleyi/phtml/html5/" /> <link type="text/css" rel="stylesheet" href="http://keleyi.com/keleyi/phtml/html5/31/renxi/default.css"> <script type="text/javascript" src="http://keleyi.com/keleyi/pmedia/jquery/jquery-1.11.2.min.js"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/jscex.min.js"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/jscex-parser.js"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/jscex-jit.js"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/jscex-builderbase.min.js"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/jscex-async.min.js"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/jscex-async-powerpack.min.js"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/functions.js" charset="utf-8"></script> <script type="text/javascript" src="http://keleyi.com/keleyi/phtml/html5/31/renxi/love.js" charset="utf-8"></script> <style type="text/css"> <!-- .STYLE1 {color: #666666} --> </style> </head> <body> <div id="main"> <div id="error">本页面采用HTML5技术，目前您的浏览器无法显示，请使用<a href="http://keleyi.com/a/bjac/g039tue3.htm">支持HTML5的浏览器</a>查看本页。</div> <div id="wrap"> <div id="text"> <div id="code"> <p> <font color="#FF0000"> <span class="say">亲爱的何文琪：</span><br> <span class="say"></span><br /> <span class="say">曾经，</span><br> <span class="say">有一份真挚的爱情摆在我面前，</span><br /> <span class="say">我没有珍惜，</span><br /> <span class="say">等到我失去的时候才后悔莫及，</span><br> <span class="say">人世间最痛苦的事莫过于此......</span><br> <span class="say">如果上天能够给我一个再来一次的机会，</span><br> <span class="say">我会对那个女孩子说六个字：</span><br> <span class="say">何文琪我爱你！</span><br /> <span class="say">如果非要在这份爱上加一个期限，</span><br> <span class="say">我希望是..... </span><br> <span class="say">一万年！</span><br /> <span class="say"><span class="space"></span> -- 爱你的柯乐义--</span> </font></p> </div> </div> <div id="clock-box"> <script type="text/javascript" src="/kineryi/js/gggg336x280a.js"></script> </div> <canvas id="keleyi" width="1100" height="680"></canvas> </div> </div> <script> (function(){ var canvas = $('#ke'+'leyi'); if (!canvas[0].getContext) { $("#error").show(); return false; } var width = canvas.width(); var height = canvas.height(); canvas.attr("width", width); canvas.attr("height", height); var opts = { seed: { x: width / 2 - 20, color: "rgb(190, 26, 37)", scale: 2 }, branch: [ [535, 680, 570, 250, 500, 200, 30, 100, [ [540, 500, 455, 417, 340, 400, 13, 100, [ [450, 435, 434, 430, 394, 395, 2, 40] ]], [550, 445, 600, 356, 680, 345, 12, 100, [ [578, 400, 648, 409, 661, 426, 3, 80] ]], [539, 281, 537, 248, 534, 217, 3, 40], [546, 397, 413, 247, 328, 244, 9, 80, [ [427, 286, 383, 253, 371, 205, 2, 40], [498, 345, 435, 315, 395, 330, 4, 60] ]], [546, 357, 608, 252, 678, 221, 6, 100, [ [590, 293, 646, 277, 648, 271, 2, 80] ]] ]] ], bloom: { num: 700, 1080, height: 650, }, footer: { 1200, height: 5, speed: 10, } } var tree = new Tree(canvas[0], width, height, opts); var seed = tree.seed; var foot = tree.footer; var hold = 1; canvas.click(function(e) { var offset = canvas.offset(), x, y; x = e.pageX - offset.left; y = e.pageY - offset.top; if (seed.hover(x, y)) { hold = 0; canvas.unbind("click"); canvas.unbind("mousemove"); canvas.removeClass('hand'); } }).mousemove(function(e){ var offset = canvas.offset(), x, y; x = e.pageX - offset.left; y = e.pageY - offset.top; canvas.toggleClass('hand', seed.hover(x, y)); }); var seedAnimate = eval(Jscex.compile("async", function () { seed.draw(); while (hold) { $await(Jscex.Async.sleep(10)); } while (seed.canScale()) { seed.scale(0.95); $await(Jscex.Async.sleep(10)); } while (seed.canMove()) { seed.move(0, 2); foot.draw(); $await(Jscex.Async.sleep(10)); } })); var growAnimate = eval(Jscex.compile("async", function () { do { tree.grow(); $await(Jscex.Async.sleep(10)); } while (tree.canGrow()); })); var flowAnimate = eval(Jscex.compile("async", function () { do { tree.flower(2); $await(Jscex.Async.sleep(10)); } while (tree.canFlower()); })); var moveAnimate = eval(Jscex.compile("async", function () { tree.snapshot("p1", 240, 0, 610, 680); while (tree.move("p1", 500, 0)) { foot.draw(); $await(Jscex.Async.sleep(10)); } foot.draw(); tree.snapshot("p2", 500, 0, 610, 680); // 会有闪烁不得意这样做, (＞﹏＜) canvas.parent().css("background", "url(" + tree.toDataURL('image/png') + ")"); canvas.css("background", "#ffe"); $await(Jscex.Async.sleep(300)); canvas.css("background", "none"); })); var jumpAnimate = eval(Jscex.compile("async", function () { var ctx = tree.ctx; while (true) { tree.ctx.clearRect(0, 0, width, height); tree.jump(); foot.draw(); $await(Jscex.Async.sleep(25)); } })); var textAnimate = eval(Jscex.compile("async", function () { $("#code").show().typewriter(); })); var runAsync = eval(Jscex.compile("async", function () { $await(seedAnimate()); $await(growAnimate()); $await(flowAnimate()); $await(moveAnimate()); textAnimate().start(); $await(jumpAnimate()); })); runAsync().start(); })(); </script> <div style="text-align:center;margin:50px 0; font:normal 14px/24px 'MicroSoft YaHei';"> <p>适用浏览器：360、FireFox、Chrome、Safari、Opera、傲游、搜狗、世界之窗. 不支持IE8及以下浏览器。</p> <p><a href="http://keleyi.com" target="_blank">首页</a> <a href="http://keleyi.com/keleyi/phtml/">特效</a> <a href="http://keleyi.com/a/bjae/9dbvc2eg.htm">原文</a></p> </div> </body> </html>
web前端资源：http://www.cnblogs.com/jihua/p/webfront.html
表白的文字可以自己修改