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June 29, 2017 05:42
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>我想和你做，我想，爱不能光说不做。</title> | |
| <style>html { | |
| font-family: sans-serif; | |
| -ms-text-size-adjust: 100%; | |
| -webkit-text-size-adjust: 100% | |
| } | |
| body { | |
| margin: 0 | |
| } | |
| article, aside, details, figcaption, figure, footer, header, hgroup, main, nav, section, summary { | |
| display: block | |
| } | |
| audio, canvas, progress, video { | |
| display: inline-block; | |
| vertical-align: baseline | |
| } | |
| audio:not([controls]) { | |
| display: none; | |
| height: 0 | |
| } | |
| [hidden], template { | |
| display: none | |
| } | |
| a { | |
| background: transparent | |
| } | |
| a:active, a:hover { | |
| outline: 0 | |
| } | |
| abbr[title] { | |
| border-bottom: 1px dotted | |
| } | |
| b, strong { | |
| font-weight: bold | |
| } | |
| dfn { | |
| font-style: italic | |
| } | |
| h1 { | |
| font-size: 2em; | |
| margin: 0.67em 0 | |
| } | |
| mark { | |
| background: #ff0; | |
| color: #000 | |
| } | |
| small { | |
| font-size: 80% | |
| } | |
| sub, sup { | |
| font-size: 75%; | |
| line-height: 0; | |
| position: relative; | |
| vertical-align: baseline | |
| } | |
| sup { | |
| top: -0.5em | |
| } | |
| sub { | |
| bottom: -0.25em | |
| } | |
| img { | |
| border: 0 | |
| } | |
| svg:not(:root) { | |
| overflow: hidden | |
| } | |
| figure { | |
| margin: 1em 40px | |
| } | |
| hr { | |
| -moz-box-sizing: content-box; | |
| box-sizing: content-box; | |
| height: 0 | |
| } | |
| pre { | |
| overflow: auto | |
| } | |
| code, kbd, pre, samp { | |
| font-family: monospace, monospace; | |
| font-size: 1em | |
| } | |
| button, input, optgroup, select, textarea { | |
| color: inherit; | |
| font: inherit; | |
| margin: 0 | |
| } | |
| button { | |
| overflow: visible | |
| } | |
| button, select { | |
| text-transform: none | |
| } | |
| button, html input[type="button"], input[type="reset"], input[type="submit"] { | |
| -webkit-appearance: button; | |
| cursor: pointer | |
| } | |
| button[disabled], html input[disabled] { | |
| cursor: default | |
| } | |
| button::-moz-focus-inner, input::-moz-focus-inner { | |
| border: 0; | |
| padding: 0 | |
| } | |
| input { | |
| line-height: normal | |
| } | |
| input[type="checkbox"], input[type="radio"] { | |
| -moz-box-sizing: border-box; | |
| box-sizing: border-box; | |
| padding: 0 | |
| } | |
| input[type="number"]::-webkit-inner-spin-button, input[type="number"]::-webkit-outer-spin-button { | |
| height: auto | |
| } | |
| input[type="search"] { | |
| -webkit-appearance: textfield; | |
| -moz-box-sizing: content-box; | |
| box-sizing: content-box | |
| } | |
| input[type="search"]::-webkit-search-cancel-button, input[type="search"]::-webkit-search-decoration { | |
| -webkit-appearance: none | |
| } | |
| fieldset { | |
| border: 1px solid #c0c0c0; | |
| margin: 0 2px; | |
| padding: 0.35em 0.625em 0.75em | |
| } | |
| legend { | |
| border: 0; | |
| padding: 0 | |
| } | |
| textarea { | |
| overflow: auto | |
| } | |
| optgroup { | |
| font-weight: bold | |
| } | |
| table { | |
| border-collapse: collapse; | |
| border-spacing: 0 | |
| } | |
| td, th { | |
| padding: 0 | |
| } | |
| body { | |
| overflow: hidden; | |
| font-family: "Avenir", "Helvetica Neue", Helvetica, Arial, sans-serif; | |
| background: #79a8ae; | |
| color: #666; | |
| font-size: 16px; | |
| line-height: 1.5em; | |
| } | |
| h1 { | |
| color: #111; | |
| margin: 0 0 12px 0; | |
| font-size: 24px; | |
| line-height: 1.5em; | |
| } | |
| p { | |
| margin: 0 0 10x 0; | |
| } | |
| a { | |
| color: #888; | |
| text-decoration: none; | |
| border-bottom: 1px solid #ccc; | |
| } | |
| a:hover { | |
| border-bottom-color: #888; | |
| } | |
| body, .overlay { | |
| -webkit-perspective: 1000; | |
| -webkit-perspective-origin-y: 25%; | |
| } | |
| .body--ready { | |
| background: -webkit-linear-gradient(top, rgb(203, 235, 219) 0%, rgb(55, 148, 192) 120%); | |
| background: -moz-linear-gradient(top, rgb(203, 235, 219) 0%, rgb(55, 148, 192) 120%); | |
| background: -o-linear-gradient(top, rgb(203, 235, 219) 0%, rgb(55, 148, 192) 120%); | |
| background: -ms-linear-gradient(top, rgb(203, 235, 219) 0%, rgb(55, 148, 192) 120%); | |
| background: linear-gradient(top, rgb(203, 235, 219) 0%, rgb(55, 148, 192) 120%); | |
| } | |
| .body--ready .overlay { | |
| -webkit-transition: -webkit-transform 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -moz-transition: -moz-transform 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -ms-transition: -ms-transform 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -o-transition: -o-transform 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| transition: transform 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| } | |
| .ui { | |
| position: absolute; | |
| left: 50%; | |
| bottom: 5%; | |
| width: 300px; | |
| margin-left: -150px; | |
| } | |
| .ui-input { | |
| width: 100%; | |
| height: 50px; | |
| background: none; | |
| font-size: 24px; | |
| font-weight: bold; | |
| color: #fff; | |
| text-align: center; | |
| border: none; | |
| border-bottom: 2px solid white; | |
| } | |
| .ui-input:focus { | |
| outline: none; | |
| border: none; | |
| border-bottom: 2px solid white; | |
| } | |
| .ui-return { | |
| display: none; | |
| position: absolute; | |
| top: 20px; | |
| right: 0; | |
| padding: 3px 2px 0 2px; | |
| font-size: 10px; | |
| line-height: 10px; | |
| color: #fff; | |
| border: 1px solid #fff; | |
| } | |
| .ui--enter .ui-return { | |
| display: block; | |
| } | |
| .ui--wide { | |
| width: 76%; | |
| margin-left: 12%; | |
| left: 0; | |
| } | |
| .ui--wide .ui-return { | |
| right: -20px; | |
| } | |
| .help { | |
| position: absolute; | |
| top: 40px; | |
| right: 40px; | |
| width: 25px; | |
| height: 25px; | |
| text-align: center; | |
| font-size: 13px; | |
| line-height: 27px; | |
| font-weight: bold; | |
| cursor: pointer; | |
| background: #fff; | |
| color: #79a8ae; | |
| opacity: .9; | |
| -webkit-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -moz-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -ms-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -o-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| } | |
| .help:hover { | |
| opacity: 1; | |
| } | |
| .overlay { | |
| position: absolute; | |
| top: 50%; | |
| left: 50%; | |
| width: 550px; | |
| height: 490px; | |
| margin: -260px 0 0 -275px; | |
| opacity: 0; | |
| -webkit-transform: rotateY(90deg); | |
| -moz-transform: rotateY(90deg); | |
| -ms-transform: rotateY(90deg); | |
| -o-transform: rotateY(90deg); | |
| transform: rotateY(90deg); | |
| } | |
| .overlay--visible { | |
| opacity: 1; | |
| -webkit-transform: rotateY(0); | |
| -moz-transform: rotateY(0); | |
| -ms-transform: rotateY(0); | |
| -o-transform: rotateY(0); | |
| transform: rotateY(0); | |
| } | |
| .ui-share, .ui-details { | |
| opacity: .9; | |
| background: #fff; | |
| z-index: 2; | |
| } | |
| .ui-details-content, .ui-share-content { | |
| padding: 100px 50px; | |
| } | |
| .commands { | |
| margin: 0; | |
| padding: 0; | |
| list-style: none; | |
| cursor: pointer; | |
| } | |
| .commands-item { | |
| font-size: 12px; | |
| line-height: 22px; | |
| font-weight: bold; | |
| text-transform: uppercase; | |
| letter-spacing: 1px; | |
| padding: 20px; | |
| background: #fff; | |
| margin-top: 1px; | |
| color: #333; | |
| opacity: .9; | |
| -webkit-transition: -webkit-transform 0.7s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -moz-transition: -moz-transform 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -ms-transition: -ms-transform 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -o-transition: -o-transform 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| transition: transform 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1), opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| } | |
| .commands-item--gap { | |
| margin-top: 9px; | |
| } | |
| .commands-item:hover { | |
| opacity: 1; | |
| } | |
| .commands-item:hover .commands-item-action { | |
| background: #333; | |
| } | |
| .commands-item a { | |
| display: inline-block; | |
| } | |
| .commands-item-mode { | |
| display: inline-block; | |
| margin-left: 3px; | |
| font-style: italic; | |
| color: #ccc; | |
| } | |
| .commands-item-title { | |
| display: inline-block; | |
| width: 150px; | |
| } | |
| .commands-item-info { | |
| display: inline-block; | |
| width: 300px; | |
| font-size: 14px; | |
| text-transform: none; | |
| letter-spacing: 0; | |
| font-weight: normal; | |
| color: #aaa; | |
| } | |
| .commands-item-action { | |
| display: inline-block; | |
| float: right; | |
| margin-top: 3px; | |
| text-transform: uppercase; | |
| font-size: 10px; | |
| line-height: 10px; | |
| color: #fff; | |
| background: #90c9d1; | |
| padding: 5px 10px 4px 10px; | |
| border-radius: 3px; | |
| } | |
| .commands-item:first-child { | |
| margin-top: 0; | |
| } | |
| .twitter-share { | |
| position: absolute; | |
| top: 4px; | |
| right: 20px; | |
| } | |
| .tabs-labels { | |
| margin-bottom: 9px; | |
| } | |
| .tabs-label { | |
| display: inline-block; | |
| background: #fff; | |
| padding: 10px 20px; | |
| font-size: 12px; | |
| line-height: 22px; | |
| font-weight: bold; | |
| text-transform: uppercase; | |
| letter-spacing: 1px; | |
| color: #333; | |
| opacity: .5; | |
| cursor: pointer; | |
| margin-right: 2px; | |
| -webkit-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -moz-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -ms-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| -o-transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| transition: opacity 0.1s cubic-bezier(0.694, 0.0482, 0.335, 1); | |
| } | |
| .tabs-label:hover { | |
| opacity: .9; | |
| } | |
| .tabs-label--active { | |
| opacity: .9; | |
| } | |
| .tabs-panel { | |
| display: none; | |
| } | |
| .tabs-panel--active { | |
| display: block; | |
| } | |
| .tab-panel { | |
| position: absolute; | |
| top: 0; | |
| left: 0; | |
| width: 100%; | |
| } | |
| .touch .ui-input { | |
| display: none; | |
| }</style> | |
| <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <h1 style="text-align: center;font-size: 34px; color: #d81414">「我要在你身上做/春天对樱桃树做的事」</h1> | |
| </div> | |
| <canvas class="canvas"></canvas> | |
| <div class="help" style="display:none;">?</div> | |
| <div class="ui" style="display:none;"><input class="ui-input" type="text"/></div> | |
| <div class="overlay"> | |
| <div class="tabs"> | |
| <div class="tabs-labels"><span class="tabs-label">Commands</span><span class="tabs-label">Info</span><span | |
| class="tabs-label">Share</span></div> | |
| <div class="tabs-panels"> | |
| <ul class="tabs-panel commands"></ul> | |
| </div> | |
| </div> | |
| </div> | |
| <div style="text-align:center"> | |
| <iframe frameborder="no" border="0" marginwidth="0" marginheight="0" width=298 height=52 | |
| src="//music.163.com/outchain/player?type=2&id=28029509&auto=1&height=32"></iframe> | |
| </div> | |
| <script type="text/javascript"> | |
| var S = { | |
| init: function () { | |
| var action = window.location.href, i = action.indexOf('?a='); | |
| S.Drawing.init('.canvas'); | |
| document.body.classList.add('body--ready'); | |
| if (i !== -1) { | |
| S.UI.simulate(decodeURI(action).substring(i + 3)); | |
| } else { | |
| S.UI.simulate('十年生死两茫茫|不思量， 自难忘|千里孤坟， 无处话凄凉|纵使相逢应不识|尘满面， 鬓如霜|夜来幽梦忽还乡|小轩窗， 正梳妆|相顾无言， 惟有泪千行|料得年年断肠处|明月夜， 短松冈|方核桃我爱你！|#show', 3000); | |
| } | |
| S.Drawing.loop(function () { | |
| S.Shape.render(); | |
| }); | |
| } | |
| }; | |
| S.Drawing = (function () { | |
| var canvas, context, renderFn | |
| requestFrame = window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || function (callback) { | |
| window.setTimeout(callback, 1000 / 60); | |
| }; | |
| return { | |
| init: function (el) { | |
| canvas = document.querySelector(el); | |
| context = canvas.getContext('2d'); | |
| this.adjustCanvas(); | |
| window.addEventListener('resize', function (e) { | |
| S.Drawing.adjustCanvas(); | |
| }); | |
| }, loop: function (fn) { | |
| renderFn = !renderFn ? fn : renderFn; | |
| this.clearFrame(); | |
| renderFn(); | |
| requestFrame.call(window, this.loop.bind(this)); | |
| }, adjustCanvas: function () { | |
| canvas.width = window.innerWidth; | |
| canvas.height = window.innerHeight; | |
| }, clearFrame: function () { | |
| context.clearRect(0, 0, canvas.width, canvas.height); | |
| }, getArea: function () { | |
| return {w: canvas.width, h: canvas.height}; | |
| }, drawCircle: function (p, c) { | |
| context.fillStyle = c.render(); | |
| context.beginPath(); | |
| context.arc(p.x, p.y, p.z, 0, 2 * Math.PI, true); | |
| context.closePath(); | |
| context.fill(); | |
| } | |
| } | |
| }()); | |
| S.UI = (function () { | |
| var input = document.querySelector('.ui-input'), ui = document.querySelector('.ui'), | |
| help = document.querySelector('.help'), commands = document.querySelector('.commands'), | |
| overlay = document.querySelector('.overlay'), canvas = document.querySelector('.canvas'), interval, | |
| isTouch = false, currentAction, resizeTimer, time, maxShapeSize = 30, firstAction = true, sequence = [], | |
| cmd = '#'; | |
| function formatTime(date) { | |
| var h = date.getHours(), m = date.getMinutes(), m = m < 10 ? '0' + m : m; | |
| return h + ':' + m; | |
| } | |
| function getValue(value) { | |
| return value && value.split(' ')[1]; | |
| }; | |
| function getAction(value) { | |
| value = value && value.split(' ')[0]; | |
| return value && value[0] === cmd && value.substring(1); | |
| } | |
| function timedAction(fn, delay, max, reverse) { | |
| clearInterval(interval); | |
| currentAction = reverse ? max : 1; | |
| fn(currentAction); | |
| if (!max || (!reverse && currentAction < max) || (reverse && currentAction > 0)) { | |
| interval = setInterval(function () { | |
| currentAction = reverse ? currentAction - 1 : currentAction + 1; | |
| fn(currentAction); | |
| if ((!reverse && max && currentAction === max) || (reverse && currentAction === 0)) { | |
| clearInterval(interval); | |
| } | |
| }, delay); | |
| } | |
| } | |
| function reset(destroy) { | |
| clearInterval(interval); | |
| sequence = []; | |
| time = null; | |
| destroy && S.Shape.switchShape(S.ShapeBuilder.letter('')); | |
| } | |
| function performAction(value, tsp) { | |
| var action, value, current; | |
| overlay.classList.remove('overlay--visible'); | |
| sequence = typeof(value) === 'object' ? value : sequence.concat(value.split('|')); | |
| input.value = ''; | |
| checkInputWidth(); | |
| timedAction(function (index) { | |
| current = sequence.shift(); | |
| action = getAction(current); | |
| value = getValue(current); | |
| switch (action) { | |
| case'countdown': | |
| value = parseInt(value) || 10; | |
| value = value > 0 ? value : 10; | |
| timedAction(function (index) { | |
| if (index === 0) { | |
| if (sequence.length === 0) { | |
| S.Shape.switchShape(S.ShapeBuilder.letter('')); | |
| } else { | |
| performAction(sequence); | |
| } | |
| } else { | |
| S.Shape.switchShape(S.ShapeBuilder.letter(index), true); | |
| } | |
| }, 1000, value, true); | |
| break; | |
| case'rectangle': | |
| value = value && value.split('x'); | |
| value = (value && value.length === 2) ? value : [maxShapeSize, maxShapeSize / 2]; | |
| S.Shape.switchShape(S.ShapeBuilder.rectangle(Math.min(maxShapeSize, parseInt(value[0])), Math.min(maxShapeSize, parseInt(value[1])))); | |
| break; | |
| case'circle': | |
| value = parseInt(value) || maxShapeSize; | |
| value = Math.min(value, maxShapeSize); | |
| S.Shape.switchShape(S.ShapeBuilder.circle(value)); | |
| break; | |
| case'time': | |
| var t = formatTime(new Date()); | |
| if (sequence.length > 0) { | |
| S.Shape.switchShape(S.ShapeBuilder.letter(t)); | |
| } else { | |
| timedAction(function () { | |
| t = formatTime(new Date()); | |
| if (t !== time) { | |
| time = t; | |
| S.Shape.switchShape(S.ShapeBuilder.letter(time)); | |
| } | |
| }, 1000); | |
| } | |
| break; | |
| case'show': | |
| show(); | |
| break; | |
| default: | |
| S.Shape.switchShape(S.ShapeBuilder.letter(current[0] === cmd ? 'What?' : current)); | |
| } | |
| }, tsp, sequence.length); | |
| } | |
| function checkInputWidth(e) { | |
| if (input.value.length > 18) { | |
| ui.classList.add('ui--wide'); | |
| } else { | |
| ui.classList.remove('ui--wide'); | |
| } | |
| if (firstAction && input.value.length > 0) { | |
| ui.classList.add('ui--enter'); | |
| } else { | |
| ui.classList.remove('ui--enter'); | |
| } | |
| } | |
| function bindEvents() { | |
| document.body.addEventListener('keydown', function (e) { | |
| input.focus(); | |
| if (e.keyCode === 13) { | |
| firstAction = false; | |
| reset(); | |
| performAction(input.value, 3000); | |
| } | |
| }); | |
| input.addEventListener('input', checkInputWidth); | |
| input.addEventListener('change', checkInputWidth); | |
| input.addEventListener('focus', checkInputWidth); | |
| help.addEventListener('click', function (e) { | |
| overlay.classList.toggle('overlay--visible'); | |
| overlay.classList.contains('overlay--visible') && reset(true); | |
| }); | |
| commands.addEventListener('click', function (e) { | |
| var el, info, demo, tab, active, url; | |
| if (e.target.classList.contains('commands-item')) { | |
| el = e.target; | |
| } else { | |
| el = e.target.parentNode.classList.contains('commands-item') ? e.target.parentNode : e.target.parentNode.parentNode; | |
| } | |
| info = el && el.querySelector('.commands-item-info'); | |
| demo = el && info.getAttribute('data-demo'); | |
| url = el && info.getAttribute('data-url'); | |
| if (info) { | |
| overlay.classList.remove('overlay--visible'); | |
| if (demo) { | |
| input.value = demo; | |
| if (isTouch) { | |
| reset(); | |
| performAction(input.value, 3000); | |
| } else { | |
| input.focus(); | |
| } | |
| } else if (url) { | |
| } | |
| } | |
| }); | |
| canvas.addEventListener('click', function (e) { | |
| overlay.classList.remove('overlay--visible'); | |
| }); | |
| } | |
| function init() { | |
| bindEvents(); | |
| input.focus(); | |
| isTouch && document.body.classList.add('touch'); | |
| } | |
| init(); | |
| return { | |
| simulate: function (action, tsp) { | |
| performAction(action, tsp); | |
| } | |
| } | |
| }()); | |
| S.UI.Tabs = (function () { | |
| var tabs = document.querySelector('.tabs'), labels = document.querySelector('.tabs-labels'), | |
| triggers = document.querySelectorAll('.tabs-label'), panels = document.querySelectorAll('.tabs-panel'); | |
| function activate(i) { | |
| triggers[i].classList.add('tabs-label--active'); | |
| panels[i].classList.add('tabs-panel--active'); | |
| } | |
| function bindEvents() { | |
| labels.addEventListener('click', function (e) { | |
| var el = e.target, index; | |
| if (el.classList.contains('tabs-label')) { | |
| for (var t = 0; t < triggers.length; t++) { | |
| triggers[t].classList.remove('tabs-label--active'); | |
| panels[t].classList.remove('tabs-panel--active'); | |
| if (el === triggers[t]) { | |
| index = t; | |
| } | |
| } | |
| activate(index); | |
| } | |
| }); | |
| } | |
| function init() { | |
| activate(0); | |
| bindEvents(); | |
| } | |
| init(); | |
| }()); | |
| S.Point = function (args) { | |
| this.x = args.x; | |
| this.y = args.y; | |
| this.z = args.z; | |
| this.a = args.a; | |
| this.h = args.h; | |
| }; | |
| S.Color = function (r, g, b, a) { | |
| this.r = r; | |
| this.g = g; | |
| this.b = b; | |
| this.a = a; | |
| }; | |
| S.Color.prototype = { | |
| render: function () { | |
| return 'rgba(' + this.r + ',' + +this.g + ',' + this.b + ',' + this.a + ')'; | |
| } | |
| }; | |
| S.Dot = function (x, y) { | |
| this.p = new S.Point({x: x, y: y, z: 5, a: 1, h: 0}); | |
| this.e = 0.07; | |
| this.s = true; | |
| this.c = new S.Color(255, 255, 255, this.p.a); | |
| this.t = this.clone(); | |
| this.q = []; | |
| }; | |
| S.Dot.prototype = { | |
| clone: function () { | |
| return new S.Point({x: this.x, y: this.y, z: this.z, a: this.a, h: this.h}); | |
| }, _draw: function () { | |
| this.c.a = this.p.a; | |
| S.Drawing.drawCircle(this.p, this.c); | |
| }, _moveTowards: function (n) { | |
| var details = this.distanceTo(n, true), dx = details[0], dy = details[1], d = details[2], e = this.e * d; | |
| if (this.p.h === -1) { | |
| this.p.x = n.x; | |
| this.p.y = n.y; | |
| return true; | |
| } | |
| if (d > 1) { | |
| this.p.x -= ((dx / d) * e); | |
| this.p.y -= ((dy / d) * e); | |
| } else { | |
| if (this.p.h > 0) { | |
| this.p.h--; | |
| } else { | |
| return true; | |
| } | |
| } | |
| return false; | |
| }, _update: function () { | |
| if (this._moveTowards(this.t)) { | |
| var p = this.q.shift(); | |
| if (p) { | |
| this.t.x = p.x || this.p.x; | |
| this.t.y = p.y || this.p.y; | |
| this.t.z = p.z || this.p.z; | |
| this.t.a = p.a || this.p.a; | |
| this.p.h = p.h || 0; | |
| } else { | |
| if (this.s) { | |
| this.p.x -= Math.sin(Math.random() * 3.142); | |
| this.p.y -= Math.sin(Math.random() * 3.142); | |
| } else { | |
| this.move(new S.Point({ | |
| x: this.p.x + (Math.random() * 50) - 25, | |
| y: this.p.y + (Math.random() * 50) - 25, | |
| })); | |
| } | |
| } | |
| } | |
| d = this.p.a - this.t.a; | |
| this.p.a = Math.max(0.1, this.p.a - (d * 0.05)); | |
| d = this.p.z - this.t.z; | |
| this.p.z = Math.max(1, this.p.z - (d * 0.05)); | |
| }, distanceTo: function (n, details) { | |
| var dx = this.p.x - n.x, dy = this.p.y - n.y, d = Math.sqrt(dx * dx + dy * dy); | |
| return details ? [dx, dy, d] : d; | |
| }, move: function (p, avoidStatic) { | |
| if (!avoidStatic || (avoidStatic && this.distanceTo(p) > 1)) { | |
| this.q.push(p); | |
| } | |
| }, render: function () { | |
| this._update(); | |
| this._draw(); | |
| } | |
| } | |
| S.ShapeBuilder = (function () { | |
| var gap = 13, shapeCanvas = document.createElement('canvas'), shapeContext = shapeCanvas.getContext('2d'), | |
| fontSize = 500, fontFamily = 'Avenir, Helvetica Neue, Helvetica, Arial, sans-serif'; | |
| function fit() { | |
| shapeCanvas.width = Math.floor(window.innerWidth / gap) * gap; | |
| shapeCanvas.height = Math.floor(window.innerHeight / gap) * gap; | |
| shapeContext.fillStyle = 'red'; | |
| shapeContext.textBaseline = 'middle'; | |
| shapeContext.textAlign = 'center'; | |
| } | |
| function processCanvas() { | |
| var pixels = shapeContext.getImageData(0, 0, shapeCanvas.width, shapeCanvas.height).data; | |
| dots = [], pixels, x = 0, y = 0, fx = shapeCanvas.width, fy = shapeCanvas.height, w = 0, h = 0; | |
| for (var p = 0; p < pixels.length; p += (4 * gap)) { | |
| if (pixels[p + 3] > 0) { | |
| dots.push(new S.Point({x: x, y: y})); | |
| w = x > w ? x : w; | |
| h = y > h ? y : h; | |
| fx = x < fx ? x : fx; | |
| fy = y < fy ? y : fy; | |
| } | |
| x += gap; | |
| if (x >= shapeCanvas.width) { | |
| x = 0; | |
| y += gap; | |
| p += gap * 4 * shapeCanvas.width; | |
| } | |
| } | |
| return {dots: dots, w: w + fx, h: h + fy}; | |
| } | |
| function setFontSize(s) { | |
| shapeContext.font = 'bold ' + s + 'px ' + fontFamily; | |
| } | |
| function isNumber(n) { | |
| return !isNaN(parseFloat(n)) && isFinite(n); | |
| } | |
| function init() { | |
| fit(); | |
| window.addEventListener('resize', fit); | |
| } | |
| init(); | |
| return { | |
| imageFile: function (url, callback) { | |
| var image = new Image(); | |
| var a = S.Drawing.getArea(); | |
| image.onload = function () { | |
| shapeContext.clearRect(0, 0, shapeCanvas.width, shapeCanvas.height); | |
| shapeContext.drawImage(this, 0, 0, a.h * 0.6, a.h * 0.6); | |
| callback(processCanvas()); | |
| }; | |
| image.onerror = function () { | |
| callback(S.ShapeBuilder.letter('What?')); | |
| } | |
| image.src = url; | |
| }, circle: function (d) { | |
| var r = Math.max(0, d) / 2; | |
| shapeContext.clearRect(0, 0, shapeCanvas.width, shapeCanvas.height); | |
| shapeContext.beginPath(); | |
| shapeContext.arc(r * gap, r * gap, r * gap, 0, 2 * Math.PI, false); | |
| shapeContext.fill(); | |
| shapeContext.closePath(); | |
| return processCanvas(); | |
| }, letter: function (l) { | |
| var s = 0; | |
| setFontSize(fontSize); | |
| s = Math.min(fontSize, (shapeCanvas.width / shapeContext.measureText(l).width) * 0.8 * fontSize, (shapeCanvas.height / fontSize) * (isNumber(l) ? 1 : 0.45) * fontSize); | |
| setFontSize(s); | |
| shapeContext.clearRect(0, 0, shapeCanvas.width, shapeCanvas.height); | |
| shapeContext.fillText(l, shapeCanvas.width / 2, shapeCanvas.height / 2); | |
| return processCanvas(); | |
| }, rectangle: function (w, h) { | |
| var dots = [], width = gap * w, height = gap * h; | |
| for (var y = 0; y < height; y += gap) { | |
| for (var x = 0; x < width; x += gap) { | |
| dots.push(new S.Point({x: x, y: y,})); | |
| } | |
| } | |
| return {dots: dots, w: width, h: height}; | |
| } | |
| }; | |
| }()); | |
| S.Shape = (function () { | |
| var dots = [], width = 0, height = 0, cx = 0, cy = 0; | |
| function compensate() { | |
| var a = S.Drawing.getArea(); | |
| cx = a.w / 2 - width / 2; | |
| cy = a.h / 2 - height / 2; | |
| } | |
| return { | |
| shuffleIdle: function () { | |
| var a = S.Drawing.getArea(); | |
| for (var d = 0; d < dots.length; d++) { | |
| if (!dots[d].s) { | |
| dots[d].move({x: Math.random() * a.w, y: Math.random() * a.h}); | |
| } | |
| } | |
| }, switchShape: function (n, fast) { | |
| var size, a = S.Drawing.getArea(); | |
| width = n.w; | |
| height = n.h; | |
| compensate(); | |
| if (n.dots.length > dots.length) { | |
| size = n.dots.length - dots.length; | |
| for (var d = 1; d <= size; d++) { | |
| dots.push(new S.Dot(a.w / 2, a.h / 2)); | |
| } | |
| } | |
| var d = 0, i = 0; | |
| while (n.dots.length > 0) { | |
| i = Math.floor(Math.random() * n.dots.length); | |
| dots[d].e = fast ? 0.25 : (dots[d].s ? 0.14 : 0.11); | |
| if (dots[d].s) { | |
| dots[d].move(new S.Point({z: Math.random() * 20 + 10, a: Math.random(), h: 18})); | |
| } else { | |
| dots[d].move(new S.Point({z: Math.random() * 5 + 5, h: fast ? 18 : 30})); | |
| } | |
| dots[d].s = true; | |
| dots[d].move(new S.Point({x: n.dots[i].x + cx, y: n.dots[i].y + cy, a: 1, z: 5, h: 0})); | |
| n.dots = n.dots.slice(0, i).concat(n.dots.slice(i + 1)); | |
| d++; | |
| } | |
| for (var i = d; i < dots.length; i++) { | |
| if (dots[i].s) { | |
| dots[i].move(new S.Point({z: Math.random() * 20 + 10, a: Math.random(), h: 20})); | |
| dots[i].s = false; | |
| dots[i].e = 0.04; | |
| dots[i].move(new S.Point({ | |
| x: Math.random() * a.w, | |
| y: Math.random() * a.h, | |
| a: 0.3, | |
| z: Math.random() * 4, | |
| h: 0 | |
| })); | |
| } | |
| } | |
| }, render: function () { | |
| for (var d = 0; d < dots.length; d++) { | |
| dots[d].render(); | |
| } | |
| } | |
| } | |
| }()); | |
| S.init(); | |
| </script> | |
| </body> | |
| </html> |
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