【smbc 源码】【企业号源码下载】【京东溯源码撕开】html5 特效源码

【smbc 源码】【企业号源码下载】【京东溯源码撕开】html5 特效源码_html5特效代码免费

时间：2024-12-26 02:37:58 来源：魔方源码下载

1.电脑页面的特效特效什么特效？

html5 特效源码_html5特效代码免费

电脑页面的什么特效？

这个是html5的效果，以下是源码smbc 源码源代码：

<!DOCTYPE html>

</head>

<div>

<h2 id="h2"> 想问候，不知从何问起，代码企业号源码下载就直接说喜欢你！免费京东溯源码撕开</h2>

<h3 id="h2">hovertree.com为您提供前端特效,特效特效建立源码的方法ASP.NET等设计开发资料。<a href="/hvtart/bjae/onxw4ahp.htm">原文</a> <a href="/texiao/">特效</a></h3>

</div>

您的源码图片转换字符源码浏览器不支持播放音乐。请用支持html5的代码浏览器打开,例如chrome或火狐或者新版IE等。

<br />何问起 hovertree.com

</audio><script type="text/javascript" src="/texiao/html5/index/hovertreewelcome.js">

</script>

; (function (window) {

var ctx,免费

hue,

logo,

form,

buffer,

target = { },

tendrils = [],

settings = { };

settings.debug = true;

settings.friction = 0.5;

settings.trails = ;

settings.size = ;

settings.dampening = 0.;

settings.tension = 0.;

Math.TWO_PI = Math.PI * 2;

// ========================================================================================

// Oscillator 何问起

// ----------------------------------------------------------------------------------------

function Oscillator(options) {

this.init(options || { });

}

Oscillator.prototype = (function () {

var value = 0;

return {

init: function (options) {

this.phase = options.phase || 0;

this.offset = options.offset || 0;

this.frequency = options.frequency || 0.;

this.amplitude = options.amplitude || 1;

update: function () {

this.phase += this.frequency;

value = this.offset + Math.sin(this.phase) * this.amplitude;

return value;

value: function () {

return value;

}

};

})();

// ========================================================================================

// Tendril hovertree.com

// ----------------------------------------------------------------------------------------

function Tendril(options) {

this.init(options || { });

}

Tendril.prototype = (function () {

function Node() {

this.x = 0;

this.y = 0;

this.vy = 0;

this.vx = 0;

}

return {

init: function (options) {

this.spring = options.spring + (Math.random() * 0.1) - 0.;

this.friction = settings.friction + (Math.random() * 0.) - 0.;

this.nodes = [];

for (var i = 0, node; i < settings.size; i++) {

node = new Node();

node.x = target.x;

node.y = target.y;

this.nodes.push(node);

}

update: function () {

var spring = this.spring,

node = this.nodes[0];

node.vx += (target.x - node.x) * spring;

node.vy += (target.y - node.y) * spring;

for (var prev, i = 0, n = this.nodes.length; i < n; i++) {

node = this.nodes[i];

if (i > 0) {

prev = this.nodes[i - 1];

node.vx += (prev.x - node.x) * spring;

node.vy += (prev.y - node.y) * spring;

node.vx += prev.vx * settings.dampening;

node.vy += prev.vy * settings.dampening;

}

node.vx *= this.friction;

node.vy *= this.friction;

node.x += node.vx;

node.y += node.vy;

spring *= settings.tension;

}

draw: function () {

var x = this.nodes[0].x,

y = this.nodes[0].y,

a, b;

ctx.beginPath();

ctx.moveTo(x, y);

for (var i = 1, n = this.nodes.length - 2; i < n; i++) {

a = this.nodes[i];

b = this.nodes[i + 1];

x = (a.x + b.x) * 0.5;

y = (a.y + b.y) * 0.5;

ctx.quadraticCurveTo(a.x, a.y, x, y);

}

a = this.nodes[i];

b = this.nodes[i + 1];

ctx.quadraticCurveTo(a.x, a.y, b.x, b.y);

ctx.stroke();

ctx.closePath();

}

};

})();

// ----------------------------------------------------------------------------------------

function init(event) {

document.removeEventListener('mousemove', init);

document.removeEventListener('touchstart', init);

document.addEventListener('mousemove', mousemove);

document.addEventListener('touchmove', mousemove);

document.addEventListener('touchstart', touchstart);

mousemove(event);

reset();

loop();

}

function reset() {

tendrils = [];

for (var i = 0; i < settings.trails; i++) {

tendrils.push(new Tendril({

spring: 0. + 0. * (i / settings.trails)

}));

}

function loop() {

if (!ctx.running) return;

ctx.globalCompositeOperation = 'source-over';

ctx.fillStyle = 'rgba(8,5,,0.4)';

ctx.fillRect(0, 0, ctx.canvas.width, ctx.canvas.height);

ctx.globalCompositeOperation = 'lighter';

ctx.strokeStyle = 'hsla(' + Math.round(hue.update()) + ',%,%,0.)';

ctx.lineWidth = 1;

if (ctx.frame % == 0) {

console.log(hue.update(), Math.round(hue.update()), hue.phase, hue.offset, hue.frequency, hue.amplitude);

}

for (var i = 0, tendril; i < settings.trails; i++) {

tendril = tendrils[i];

tendril.update();

tendril.draw();

}

ctx.frame++;

ctx.stats.update();

requestAnimFrame(loop);

}

function resize() {

ctx.canvas.width = window.innerWidth;

ctx.canvas.height = window.innerHeight;

}

function start() {

if (!ctx.running) {

ctx.running = true;

loop();

}

function stop() {

ctx.running = false;

}

function mousemove(event) {

if (event.touches) {

target.x = event.touches[0].pageX;

target.y = event.touches[0].pageY;

} else {

target.x = event.clientX

target.y = event.clientY;

}

event.preventDefault();

}

function touchstart(event) {

if (event.touches.length == 1) {

target.x = event.touches[0].pageX;

target.y = event.touches[0].pageY;

}

function keyup(event) {

switch (event.keyCode) {

case :

save();

break;

default:

// console.log(event.keyCode); hovertree.com

}

function letters(id) {

var el = document.getElementById(id),

letters = el.innerHTML.replace('&', '&').split(''),

heading = '';

for (var i = 0, n = letters.length, letter; i < n; i++) {

letter = letters[i].replace('&', '&amp');

heading += letter.trim() ? '<span class="letter-' + i + '">' + letter + '</span>' : ' ';

}

el.innerHTML = heading;

setTimeout(function () {

el.className = 'transition-in';

}, (Math.random() * ) + );

}

function save() {

if (!buffer) {

buffer = document.createElement('canvas');

buffer.width = screen.availWidth;

buffer.height = screen.availHeight;

buffer.ctx = buffer.getContext('2d');

form = document.createElement('form');

form.method = 'post';

form.input = document.createElement('input');

form.input.type = 'hidden';

form.input.name = 'data';

form.appendChild(form.input);

document.body.appendChild(form);

}

buffer.ctx.fillStyle = 'rgba(8,5,)';

buffer.ctx.fillRect(0, 0, buffer.width, buffer.height);

buffer.ctx.drawImage(canvas,

Math.round(buffer.width / 2 - canvas.width / 2),

Math.round(buffer.height / 2 - canvas.height / 2)

);

buffer.ctx.drawImage(logo,

Math.round(buffer.width / 2 - logo.width / 4),

Math.round(buffer.height / 2 - logo.height / 4),

logo.width / 2,

logo.height / 2

);

window.open(buffer.toDataURL(), 'wallpaper', 'top=0,left=0,width=' + buffer.width + ',height=' + buffer.height);

// form.input.value = buffer.toDataURL().substr();

// form.submit(); hovertree.com

}

window.requestAnimFrame = (function () {

return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function (fn) { window.setTimeout(fn, / ) };

})();

window.onload = function () {

ctx = document.getElementById('canvas').getContext('2d');

ctx.stats = new Stats();

ctx.running = true;

ctx.frame = 1;

logo = new Image();

logo.src = 'ht' + 'tp://ho' + 'vertree.c' + 'om/themes/hvtimages/hvtlogo.p' + 'ng';

hue = new Oscillator({

phase: Math.random() * Math.TWO_PI,

amplitude: ,

frequency: 0.,

offset:

});

letters('h1');

letters('h2');

document.addEventListener('mousemove', init);

document.addEventListener('touchstart', init);

document.body.addEventListener('orientationchange', resize);

window.addEventListener('resize', resize);

window.addEventListener('keyup', keyup);

window.addEventListener('focus', start);

window.addEventListener('blur', stop);

resize();

if (window.DEBUG) {

var gui = new dat.GUI();

// gui.add(settings, 'debug');

settings.gui.add(settings, 'trails', 1, ).onChange(reset);

settings.gui.add(settings, 'size', , ).onFinishChange(reset);

settings.gui.add(settings, 'friction', 0., 0.).onFinishChange(reset);

settings.gui.add(settings, 'dampening', 0., 0.4).onFinishChange(reset);

settings.gui.add(settings, 'tension', 0., 0.).onFinishChange(reset);

document.body.appendChild(ctx.stats.domElement);

}

};

})(window);

</script>

</body>

</html>

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【smbc 源码】【企业号源码下载】【京东 溯源码 撕开】html5 特效 源码_html5特效代码免费

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