html5表白树效果图,jQuery结合HTML5制作的爱心树表白动画

HTML代码如下：

复制代码 代码如下:

程序员用HTML5制作的爱心树表白动画- 柯乐义

(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,

width: 1080,

height: 650,

},

footer: {

width: 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();

})();