新年快乐祝福动画效果
代码语言:html
所属分类:动画
下面为部分代码预览,完整代码请点击下载或在bfwstudio webide中打开
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <style> @import url(https://fonts.googleapis.com/css?family=Roboto:400,300); body { text-align: center; background: #222; color: #fff; background-image: url("http://repo.bfw.wiki/bfwrepo/image/5e0404c255106.png"); background-size: cover; } h1 { font-family: 'Lobster Two', cursive; font-weight: 300; font-size: 100px; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); margin: 0; width: 100%; } .visually-hidden { position: absolute; overflow: hidden; clip: rect(0 0 0 0); height: 1px; width: 1px; margin: -1px; padding: 0; border: 0; } /* code for animated blinking cursor */ .typed-cursor { opacity: 1; font-weight: 100; animation: blink 0.7s infinite; } @keyframes blink { 0% { opacity: 1; } 50% { opacity: 0; } 100% { opacity: 1; } } /*MEDIA QUERY*/ @media only screen and (max-width: 715px) { h1 { font-size: 70px; } } @media only screen and (max-width: 500px) { h1 { font-size: 50px; } } </style> </head> <body translate="no"> <div class="type-wrap"> <h1> <span class="visually-hidden">Merry Christmas and a happy new year!</span> <span role="presentation" aria-hidden="true"></span> </h1> </div> <script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/jquery-3.2.1.min.js"></script> <script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/typed.1.1.4.js"></script> <script> $(".type-wrap span:last").typed({ strings: ["<strong>新 年 快 乐!</strong></br><strong>万 事 如 意!</strong>"], typeSpeed: 200, loop: false, contentType: 'html' }); /*SNOW*/ /** @license * DHTML Snowstorm! JavaScript-based snow for web pages * Making it snow on the internets since 2003. You're welcome. * ----------------------------------------------------------- * Version 1.44.20131208 (Previous rev: 1.44.20131125) * Copyright (c) 2007, Scott Schiller. All rights reserved. * Code provided under the BSD License * http://schillmania.com/projects/snowstorm/license.txt */ /*jslint nomen: true, plusplus: true, sloppy: true, vars: true, white: true */ /*global window, document, navigator, clearInterval, setInterval */ var snowStorm = (function(window, document) { // --- common properties --- this.autoStart = true; // Whether the snow should start automatically or not. this.excludeMobile = true; // Snow is likely to be bad news for mobile phones' CPUs (and batteries.) Enable at your own risk. this.flakesMax = 200; // Limit total amount of snow made (falling + sticking) this.flakesMaxActive = 100; // Limit amount of snow falling at once (less = lower CPU use) this.animationInterval = 25; // Theoretical "miliseconds per frame" measurement. 20 = fast + smooth, but high CPU use. 50 = more conservative, but slower this.useGPU = true; // Enable transform-based hardware acceleration, reduce CPU load. this.className = null; // CSS class name for further customization on snow elements this.excludeMobile = true; // Snow is likely to be bad news for mobile phones' CPUs (and batteries.) By default, be nice. this.flakeBottom = null; // Integer for Y axis snow limit, 0 or null for "full-screen" snow effect this.followMouse = true; // Snow movement can respond to the user's mouse this.snowColor = '#fff'; // Don't eat (or use?) yellow snow. this.snowCharacter = '•'; // • = bullet, · is square on some systems etc. this.snowStick = true; // Whether or not snow should "stick" at the bottom. When off, will never collect. this.targetElement = null; // element which snow will be appended to (null = document.body) - can be an element ID eg. 'myDiv', or a DOM node reference this.useMeltEffect = true; // When recycling fallen snow (or rarely, when falling), have it "melt" and fade out if browser supports it this.useTwinkleEffect = false; // Allow snow to randomly "flicker" in and out of view while falling this.usePositionFixed = false; // true = snow does not shift vertically when scrolling. May increase CPU load, disabled by default - if enabled, used only where supported this.usePixelPosition = false; // Whether to use pixel values for snow top/left vs. percentages. Auto-enabled if body is position:relative or targetElement is specified. // --- less-used bits --- this.freezeOnBlur = true; // Only snow when the window is in focus (foreground.) Saves CPU. this.flakeLeftOffset = 0; // Left margin/gutter space on edge of container (eg. browser window.) Bump up these values if seeing horizontal scrollbars. this.flakeRightOffset = 0; // Right margin/gutter space on edge of container this.flakeWidth = 10; // Max pixel width reserved for snow element this.flakeHeight = 10; // Max pixel height reserved for snow element this.vMaxX = 5; // Maximum X velocity range for snow this.vMaxY = 4; // Maximum Y velocity range for snow this.zIndex = 0; // CSS stacking order applied to each snowflake // --- "No user-serviceable parts inside" past this point, yadda yadda --- var storm = this, features, // UA sniffing and backCompat rendering mode checks for fixed position, etc. isIE = navigator.userAgent.match(/msie/i), isIE6 = navigator.userAgent.match(/msie 6/i), isMobile = navigator.userAgent.match(/mobile|opera m(ob|in)/i), isBackCompatIE = (isIE && document.compatMode === 'BackCompat'), noFixed = (isBackCompatIE || isIE6), screenX = null, screenX2 = null, screenY = null, scrollY = null, docHeight = null, vRndX = null, vRndY = null, windOffset = 1, windMultiplier = 2, flakeTypes = 6, fixedForEverything = false, targetElementIsRelative = false, opacitySupported = (function() { try { document.createElement('div').style.opacity = '0.5'; } catch(e) { return false; } return true; }()), didInit = false, docFrag = document.createDocumentFragment(); features = (function() { var getAnimationFrame; /** * hat tip: paul irish * http://paulirish.com/2011/requestanimationframe-for-smart-animating/ * https://gist.github.com/838785 */ function timeoutShim(callback) { window.setTimeout(callback, 1000/(storm.animationInterval || 20)); } var _animationFrame = (window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || window.oRequestAnimationFrame || window.msRequestAnimationFrame || timeoutShim); // apply to window, avoid "illegal invocation" errors in Chrome getAnimationFrame = _animationFrame ? function() { return _animationFrame.apply(window, arguments); }: null; var testDiv; testDiv = document.createElement('div'); function has(prop) { // test for feature support var result = testDiv.style[prop]; return (result !== undefined ? prop: null); } // note local scope. var localFeatures = { transform: { ie: has('-ms-transform'), moz: has('MozTransform'), opera: has('OTransform'), webkit: has('webkitTransform'), w3: has('transform'), prop: null // the normalized property value }, getAnimationFrame: getAnimationFrame }; localFeatures.transform.prop = ( localFeatures.transform.w3 || localFeatures.transform.moz || localFeatures.transform.webkit || localFeatures.transform.ie || localFeatures.transform.opera ); testDiv = null; return localFeatures; }()); this.timer = null; this.flakes = []; this.disabled = false; this.active = false; this.meltFrameCount = 20; this.meltFrames = []; this.setXY = function(o, x, y) { if (!o) { return false; } if (storm.usePixelPosition || targetElementIsRelative) { o.style.left = (x - storm.flakeWidth) + 'px'; o.style.top = (y - storm.flakeHeight) + 'px'; } else if (noFixed) { o.style.right = (100-(x/screenX*100)) + '%'; // avoid creating vertical scrollbars o.style.top = (Math.min(y, docHeight-storm.flakeHeight)) + 'px'; } else { if (!storm.flakeBottom) { // if not using a fixed bottom coordinate... o.style.right = (100-(x/screenX*100)) + '%'; o.style.bottom = (100-(y/screenY*100)) + '%'; } else { // absolute top. o.style.right = (100-(x/screenX*100)) + '%'; o.style.top = (Math.min(y, docHeight-storm.flakeHeight)) + 'px'; } } }; this.events = (function() { var old = (!window.addEventListener && window.attachEvent), slice = Array.prototype.slice, evt = { add: (old?'attachEvent': 'addEventListener'), remove: (old?'detachEvent': 'removeEventListener') }; function getArgs(oArgs) { var args = slice.call(oArgs), len = args.length; if (old) { args[1] = 'on' + args[1]; // prefix if (len > 3) { args.pop(); // no capture } } else if (len === 3) { args.push(false); } return args; } function apply(args, sType) { var element = args.shift(), method = [evt[sType]]; if (old) { element[method](args[0], args[1]); } else { element[method].apply(element, args); } } function addEvent() { apply(getArgs(arguments), 'add'); } function removeEvent() { apply(getArgs(arguments), 'remove'); } return { add: addEvent, remove: removeEvent }; }()); function rnd(n, min) { if (isNaN(min)) { min = 0; } return (Math.random()*n)+min; } function plusMinus(n) { return (parseInt(rnd(2), 10) === 1?n*-1: n); } this.randomizeWind = function() { var i; vRndX = plusMinus(rnd(storm.vMaxX, 0.2)); vRndY = rnd(storm.vMaxY, 0.2); if (this.flakes) { for (i = 0; i < this.flakes.length; i++) { if (this.flakes[i].active) { this.flakes[i].setVelocities(); } } } }; this.scrollHandler = function() { var i; // "attach" snowflakes to bottom of window if no absolute bottom value was given scrollY = (storm.flakeBottom ? 0: parseInt(window.scrollY || document.documentElement.scrollTop || (noFixed ? document.body.scrollTop: 0), 10)); if (isNaN(scrollY)) { scrollY = 0; // Netscape 6 scroll fix } if (!fixedForEverything && !storm.flakeBottom && storm.flakes) { for (i = 0; i < storm.flakes.length; i++) { if (storm.flakes[i].active === 0) { storm.flakes[i].stick(); } } } }; this.resizeHandler = function() { if (window.innerWidth || window.innerHeight) { screenX = window.innerWidth - 16 - storm.flakeRightOffset; screenY = (storm.flakeBottom || window.innerHeight); } else { screenX = (document.documentElement.clientWidth || document.body.clientWidth || document.body.scrollWidth) - (!isIE ? 8: 0) - storm.flakeRightOffset; screenY = storm.flakeBottom || document.documentElement.clientHeight || document.body.clientHeight || document.body.scrollHeight; } docHeight = document.body.offsetHeight; screenX2 = parseInt(screenX/2, 10); }; this.resizeHandlerAlt = function() { screenX = storm.targetElement.offsetWidth - storm.flakeRightOffset; screenY = storm.flakeBottom || storm.targetElement.offsetHeight; screenX2 = parseInt(screenX/2, 10); docHeight = document.body.offsetHeight; }; this.freeze = function() { // pause animation if (!storm.disabled) { storm.disabled = 1; } else { return false; } storm.timer = null; }; this.resume = function() { if (storm.disabled) { storm.disabled = 0; } else { return false; } storm.timerInit(); }; this.toggleSnow = function() { if.........完整代码请登录后点击上方下载按钮下载查看
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