"parallax"
Bootstrap 3.0.0 Snippet by evarevirus

<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <script type="text/javascript" src="//use.typekit.net/rws3een.js"></script> <script type="text/javascript">try{Typekit.load();}catch(e){}</script> <div class="container"> <div class="container-inner"> <div class="background"></div> <section id="intro" class="wrapper"> <h1 class="name">Parallax Demo</h1> <h2 class="byline">An experiment by Dave Gamache</h2> </section> <section id="explosion" class="wrapper"> <p class="explosion-byline">Here's an example of 16 elements scaling, fading and moving at once.</p> <ul id="domExplosionList"> <li class="dom-explosion-item dei-1"></li> <li class="dom-explosion-item dei-2"></li> <li class="dom-explosion-item dei-3"></li> <li class="dom-explosion-item dei-4"></li> <li class="dom-explosion-item dei-5"></li> <li class="dom-explosion-item dei-6"></li> <li class="dom-explosion-item dei-7"></li> <li class="dom-explosion-item dei-8"></li> <li class="dom-explosion-item dei-9"></li> <li class="dom-explosion-item dei-10"></li> <li class="dom-explosion-item dei-11"></li> <li class="dom-explosion-item dei-12"></li> <li class="dom-explosion-item dei-13"></li> <li class="dom-explosion-item dei-14"></li> <li class="dom-explosion-item dei-15"></li> <li class="dom-explosion-item dei-16"></li> </ul> </section> <section id="images" class="wrapper"> <p class="images-byline">Or better yet, a realistic example of showcasing some design work.</p> <p class="images-byline-2">Really, anything is possible …</p> <img id="mediumHomepage" class="raw-page" src="https://goo.gl/xRsl79"> <div class="iphone"> <img class="iphone-frame" src="https://goo.gl/1rjtLX"> <div class="iphone-viewport"> <img id="medium-profile-iphone" class="iphone-content" src="https://goo.gl/jFK9oy"> <img id="davegamache-dot-com" class="iphone-content" src="https://goo.gl/nkqE1t"> </div> </div> </section> <section id="links"> <p class="links-byline">Learn how to make your parallax site smooth like this one.</p> <a class="btn" href="#">Read about it on Medium</a> </section> </div> </div> <h3 class="error">Whoops! Right now this demo doesn't handle resizing or browsers less than 1000px wide. Reload this page or get on a laptop!</h3> <script> (function() { $(function() { /* Globals -------------------------------------------------- */ var PROPERTIES = ['translateX', 'translateY', 'opacity', 'rotate', 'scale'], $window = $(window), $body = $('body'), wrappers = [], currentWrapper = null, scrollTimeoutID = 0, bodyHeight = 0, windowHeight = 0, windowWidth = 0, prevKeyframesDurations = 0, scrollTop = 0, relativeScrollTop = 0, currentKeyframe = 0, keyframes = [ { 'wrapper' : '#intro', 'duration' : '100%', 'animations' : [ { 'selector' : '.name', 'translateY' : -140, 'opacity' : 0 } , { 'selector' : '.byline', 'translateY' : -110, 'opacity' : 0 } , { 'selector' : '.twitter', 'opacity' : [1, 0] } ] } , { 'wrapper' : '#explosion', 'duration' : '150%', 'animations' : [ { 'selector' : '.explosion-byline', 'translateY' : '-25%', 'opacity' : [0, 1.75] // hack to accelrate opacity speed } , { 'selector' : '#domExplosionList', 'translateY' : '-70%', 'opacity' : [0, 1] // hack to accelrate opacity speed } ] } , { 'wrapper' : '#explosion', 'duration' : '150%', 'animations' : [ { 'selector' : '.dei-1', 'translateY' : '-15%', 'translateX' : '-10%', 'opacity' : [1, 0], 'scale' : 2, } , { 'selector' : '.dei-2', 'translateY' : '-5%', 'translateX' : '-4%', 'opacity' : [1, 0] // hack to decelrate opacity speed } , { 'selector' : '.dei-3', 'translateY' : '-9%', 'translateX' : '2%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 1.2, } , { 'selector' : '.dei-4', 'translateY' : '-17%', 'translateX' : '8%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 1.5, } , { 'selector' : '.dei-5', 'translateY' : '-2%', 'translateX' : '-15%', 'opacity' : [1, 0], 'scale' : 2, } , { 'selector' : '.dei-6', 'translateY' : '-1%', 'translateX' : '-7%', 'opacity' : [1, 0], // hack to decelrate opacity speed 'scale' : 1.2, } , { 'selector' : '.dei-7', 'translateY' : '-4%', 'translateX' : '2%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 1.1, } , { 'selector' : '.dei-8', 'translateY' : '-3%', 'translateX' : '12%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 1.8, } , { 'selector' : '.dei-9', 'translateY' : '3%', 'translateX' : '-12%', 'opacity' : [1, 0], 'scale' : 1.5, } , { 'selector' : '.dei-10', 'translateY' : '5%', 'translateX' : '-4%', 'opacity' : [1, 0] // hack to decelrate opacity speed } , { 'selector' : '.dei-11', 'translateY' : '8%', 'translateX' : '6%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 1.4, } , { 'selector' : '.dei-12', 'translateY' : '1%', 'translateX' : '20%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 1.9, } , { 'selector' : '.dei-13', 'translateY' : '8%', 'translateX' : '-12%', 'opacity' : [1, 0], 'scale' : 1.8, } , { 'selector' : '.dei-14', 'translateY' : '4%', 'translateX' : '-3%', 'opacity' : [1, 0], // hack to decelrate opacity speed 'scale' : 1.3, } , { 'selector' : '.dei-15', 'translateY' : '14%', 'translateX' : '5%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 1.7, } , { 'selector' : '.dei-16', 'translateY' : '6%', 'translateX' : '9%', 'opacity' : [1, 0], // hack to accelrate opacity speed 'scale' : 2, } ] } , { 'wrapper' : '#explosion', 'duration' : '100%', 'animations' : [ { 'selector' : '.explosion-byline', 'translateY' : ['-25%', '-40%'], 'opacity' : [1, 0] // hack to accelrate opacity speed } ] } , { 'wrapper' : '#images', 'duration' : '150%', 'animations' : [ { 'selector' : '.images-byline', 'translateY' : '-25%', 'opacity' : [0, 1.75] // hack to accelrate opacity speed } , { 'selector' : '#mediumHomepage', 'translateY' : '-90%' } , { 'selector' : '.iphone', 'translateY' : '-66%' } ] } , { 'wrapper' : '#images', 'duration' : '75%', 'animations' : [] } , { 'wrapper' : '#images', 'duration' : '150%', 'animations' : [ { 'selector' : '.images-byline', 'translateY' : ['-25%', '-25%'], 'scale' : .7, 'opacity' : [1.75, -.75] // hack to accelrate opacity speed } , { 'selector' : '.images-byline-2', 'opacity' : [0, 1], 'translateY' : '-15%' } , { 'selector' : '#mediumHomepage', 'translateY' : ['-90%', '-90%'], 'scale' : .8, 'opacity' : -.75 } , { 'selector' : '.iphone', 'translateY' : ['-66%', '-90%'], 'translateX' : '-2%', 'rotate' : -90, 'scale' : 1.3 } , { 'selector' : '#medium-profile-iphone', 'scale' : .9, 'translateX' : '20%', } , { 'selector' : '#davegamache-dot-com', 'scale' : [.5, 1] } ] } , { 'wrapper' : '#images', 'duration' : '40%', 'animations' : [] } , { 'wrapper' : '#images', 'duration' : '150%', 'animations' : [ { 'selector' : '.images-byline-2', 'opacity' : [1, .5], 'translateY' : ['-15%', '50%'], 'opacity' : [1, -2] } , { 'selector' : '.iphone', 'translateY' : ['-90%', '5%'], 'translateX' : ['-2%', '-2%'], 'rotate' : [-90, -90], 'scale' : [1.3, 1.3] } , { 'selector' : '#medium-profile-iphone', 'translateX' : ['20%', '20%'] } , { 'selector' : '#davegamache-dot-com', 'scale' : [1, 1] } ] } , { 'wrapper' : '#links', 'duration' : '100%', 'animations' : [ { 'selector' : '#links', 'opacity' : [0, 2], 'scale' : [.8, 1] } , { 'selector' : '.twitter', 'opacity' : [0, 1] } ] } , { 'duration' : '100%', 'animations' : [] } ] /* Construction -------------------------------------------------- */ init = function() { scrollIntervalID = setInterval(updatePage, 10); setupValues(); $window.resize(throwError) if(isTouchDevice) { $window.resize(throwError) } } setupValues = function() { scrollTop = $window.scrollTop(); windowHeight = $window.height(); windowWidth = $window.width(); convertAllPropsToPx(); buildPage(); } buildPage = function() { var i, j, k; for(i=0;i<keyframes.length;i++) { // loop keyframes bodyHeight += keyframes[i].duration; if($.inArray(keyframes[i].wrapper, wrappers) == -1) { wrappers.push(keyframes[i].wrapper); } for(j=0;j<keyframes[i].animations.length;j++) { // loop animations Object.keys(keyframes[i].animations[j]).forEach(function(key) { // loop properties value = keyframes[i].animations[j][key]; if(key !== 'selector' && value instanceof Array === false) { var valueSet = []; valueSet.push(getDefaultPropertyValue(key), value); value = valueSet; } keyframes[i].animations[j][key] = value; }); } } $body.height(bodyHeight); $window.scroll(0); currentWrapper = wrappers[0]; $(currentWrapper).show(); } convertAllPropsToPx = function() { var i, j, k; for(i=0;i<keyframes.length;i++) { // loop keyframes keyframes[i].duration = convertPercentToPx(keyframes[i].duration, 'y'); for(j=0;j<keyframes[i].animations.length;j++) { // loop animations Object.keys(keyframes[i].animations[j]).forEach(function(key) { // loop properties value = keyframes[i].animations[j][key]; if(key !== 'selector') { if(value instanceof Array) { // if its an array for(k=0;k<value.length;k++) { // if value in array is % if(typeof value[k] === "string") { if(key === 'translateY') { value[k] = convertPercentToPx(value[k], 'y'); } else { value[k] = convertPercentToPx(value[k], 'x'); } } } } else { if(typeof value === "string") { // if single value is a % if(key === 'translateY') { value = convertPercentToPx(value, 'y'); } else { value = convertPercentToPx(value, 'x'); } } } keyframes[i].animations[j][key] = value; } }); } } } getDefaultPropertyValue = function(property) { switch (property) { case 'translateX': return 0; case 'translateY': return 0; case 'scale': return 1; case 'rotate': return 0; case 'opacity': return 1; default: return null; } } /* Animation/Scrolling -------------------------------------------------- */ updatePage = function() { window.requestAnimationFrame(function() { setScrollTops(); if(scrollTop > 0 && scrollTop <= (bodyHeight - windowHeight)) { animateElements(); setKeyframe(); } }); } setScrollTops = function() { scrollTop = $window.scrollTop(); relativeScrollTop = scrollTop - prevKeyframesDurations; } animateElements = function() { var animation, translateY, translateX, scale, rotate, opacity; for(var i=0;i<keyframes[currentKeyframe].animations.length;i++) { animation = keyframes[currentKeyframe].animations[i]; translateY = calcPropValue(animation, 'translateY'); translateX = calcPropValue(animation, 'translateX'); scale = calcPropValue(animation, 'scale'); rotate = calcPropValue(animation, 'rotate'); opacity = calcPropValue(animation, 'opacity'); $(animation.selector).css({ 'transform': 'translate3d(' + translateX +'px, ' + translateY + 'px, 0) scale('+ scale +') rotate('+ rotate +'deg)', 'opacity' : opacity }) } } calcPropValue = function(animation, property) { var value = animation[property]; if(value) { value = easeInOutQuad(relativeScrollTop, value[0], (value[1]-value[0]), keyframes[currentKeyframe].duration); } else { value = getDefaultPropertyValue(property); } // value = +value.toFixed(2) // TEMPORARILY REMOVED CAUSE SCALE DOESN'T WORK WITHA AGRESSIVE ROUNDING LIKE THIS return value; } easeInOutQuad = function (t, b, c, d) { //sinusoadial in and out return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b; }; setKeyframe = function() { if(scrollTop > (keyframes[currentKeyframe].duration + prevKeyframesDurations)) { prevKeyframesDurations += keyframes[currentKeyframe].duration; currentKeyframe++; showCurrentWrappers(); } else if(scrollTop < prevKeyframesDurations) { currentKeyframe--; prevKeyframesDurations -= keyframes[currentKeyframe].duration; showCurrentWrappers(); } } showCurrentWrappers = function() { var i; if(keyframes[currentKeyframe].wrapper != currentWrapper) { $(currentWrapper).hide(); $(keyframes[currentKeyframe].wrapper).show(); currentWrapper = keyframes[currentKeyframe].wrapper; } } /* Helpers -------------------------------------------------- */ convertPercentToPx = function(value, axis) { if(typeof value === "string" && value.match(/%/g)) { if(axis === 'y') value = (parseFloat(value) / 100) * windowHeight; if(axis === 'x') value = (parseFloat(value) / 100) * windowWidth; } return value; } throwError = function() { $body.addClass('page-error') } isTouchDevice = function() { return 'ontouchstart' in window // works on most browsers || 'onmsgesturechange' in window; // works on ie10 } init(); }) }).call(this); </script>
/* #Reset & Basics (Inspired by E. Meyers) ================================================== */ html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video { margin: 0; padding: 0; border: 0; font-size: 100%; font: inherit; vertical-align: baseline; } article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section { display: block; } body { line-height: 1; } ol, ul { list-style: none; } blockquote, q { quotes: none; } blockquote:before, blockquote:after, q:before, q:after { content: ''; content: none; } table { border-collapse: collapse; border-spacing: 0; } /* #Basic Styles ================================================== */ body { background: #fff; font: 24px/1.6 "brandon-grotesque", "HelveticaNeue", "Helvetica Neue", Helvetica, Arial, sans-serif; color: #fff; -webkit-font-smoothing: antialiased; /* Fix for webkit rendering */ -webkit-text-size-adjust: 100%; } /* #Typography ================================================== */ h1, h2, h3, h4, h5, h6 { font-weight: bold;} h1 { font-size: 60px; line-height: 1.1; } h2 { font-size: 48px; line-height: 1.2; } h3 { font-size: 36px; line-height: 1.3; } h4 { font-size: 24px; line-height: 1.4; } h5 { font-size: 21px; line-height: 1.5; } h6 { font-size: 18px; line-height: 1.6; } p { margin: 0 0 20px 0; } em { font-style: italic; } strong { font-weight: bold; } hr { border: solid #ddd; border-width: 1px 0 0; clear: both; margin: 10px 0 30px; height: 0; } /* #Links ================================================== */ a { color: #333; text-decoration: underline; outline: 0; } a:hover, a:focus { color: #000; } p a, p a:visited { line-height: inherit; } body { background: #111; font-weight: 300; } .background { position: fixed; width: 100%; height: 100%; background-image: url('https://goo.gl/LM6hUJ'); background-size: cover; background-position: center; text-rendering: optimizeLegibility; } .background:after { content: ''; position: fixed; top: 10px; right: 10px; bottom: 10px; left: 10px; border: 0; } .wrapper { display: none; } /* 1. Intro Keyframe --------------------------------------- */ #intro { position: fixed; top: 48%; left: 10%; width: 80%; color: #fff; text-align: center; text-transform: uppercase; } .name { font-size: 35px; letter-spacing: 12px; line-height: 1.5; font-weight: 900; } .byline { font-size: 15px; letter-spacing: 4px; text-align: center; font-weight: 300; } .ampersand { font-family: "Adobe Caslon Pro", "brandon-grotesque"; font-style: italic; } /* 2. Explosion/Images/Links Structure and Text --------------------------------------- */ #explosion, #images { position: fixed; top: 100%; width: 100%; height: 100%; } .explosion-byline, .images-byline { position: fixed; top: 63%; left: 10%; color: white; max-width: 22%; opacity: 0; } .images-byline-2 { text-align: center; position: fixed; top: 93%; left: 25%; color: white; width: 50%; opacity: 0; } /* 3. Explosion Keyframe --------------------------------------- */ #domExplosionList { position: fixed; width: 270px; top: 100%; right: 15%; opacity: 0; } .dom-explosion-item { position: absolute; width: 60px; height: 60px; background-color: #fff; } .dei-1 { top: 0; left: 0; } .dei-2 { top: 0; left: 70px; } .dei-3 { top: 0; left: 140px; } .dei-4 { top: 0; left: 210px; } .dei-5 { top: 70px; left: 0; } .dei-6 { top: 70px; left: 70px; } .dei-7 { top: 70px; left: 140px; } .dei-8 { top: 70px; left: 210px; } .dei-9 { top: 140px; left: 0; } .dei-10 { top: 140px; left: 70px; } .dei-11 { top: 140px; left: 140px; } .dei-12 { top: 140px; left: 210px; } .dei-13 { top: 210px; left: 0; } .dei-14 { top: 210px; left: 70px; } .dei-15 { top: 210px; left: 140px; } .dei-16 { top: 210px; left: 210px; } /* 3. Images Keyframe --------------------------------------- */ .raw-page { position: fixed; width: 45%; border-radius: 6px; box-shadow: inset 0 0 1px rgba(255,255,255,.3); border: 1px solid rgba(0,0,0,.2); background-clip: padding-box; } #mediumHomepage { top: 100%; right: 5%; } .iphone { position: fixed; right: 40%; top: 102%; width: 16%; } .iphone-frame { position: relative; width: 100%; height: auto; background-size: 100%; z-index: 2; } .iphone-viewport { width: 83.5%; height: 69.5%; position: absolute; top: 14%; left: 8%; overflow: hidden; background-color: #000; } .iphone-content { position: absolute; top: 0; left: 0; width: 100%; } #medium-profile-iphone { z-index: 2; } /* 3. Links Keyframe --------------------------------------- */ #links { position: fixed; top: 48%; left: 10%; width: 80%; color: #fff; text-align: center; opacity: 0; } .links-byline { font-size: 30px; line-height: 1.15; } .btn { display: inline-block; padding: 10px 20px; border: 1px solid rgba(255,255,255,.5); color: rgba(255,255,255,.8); font-size: 12px; font-weight: 900; text-decoration: none; border-radius: 50px; text-align: center; text-transform: uppercase; letter-spacing: .1em; } .btn:hover, .btn:focus { color: #fff; border-color: #fff; } .twitter { position: fixed; top: 20px; right: 20px; } /* 4. Handling resize and small devices --------------------------------------- */ .error { display: none; position: fixed; width: 80%; font-size: 30px; font-weight: 300; text-align: center; top: 30%; left: 10%; } .page-error .error { *display: block; } .page-error .container { *display: none; } @media all and (max-width: 1000px) { .container { *display: none; } .error { *display: block; font-size: 22px; } }

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Questions / Comments:

sir, how to use these source code in ofline

shravanmeena () - 3 weeks ago - Reply 0