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fullPage.js
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4.0.21
examples/lazy-load.html
173 строки
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Alvaro Trigo López
Examples: updating dropdown list
11 апр 2022, 01:09
11 апр 2022, 01:09
9121fde
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<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>Lazy load - fullPage.js</title> <meta name="author" content="Alvaro Trigo Lopez" /> <meta name="description" content="fullPage full-screen normal scrolling with autoScrolling." /> <meta name="keywords" content="fullpage,jquery,demo,screen,fullscreen,lazyload,lazy,passive,load,src,data-src,media" /> <meta name="Resource-type" content="Document" /> <link rel="stylesheet" type="text/css" href="../dist/fullpage.css" /> <link rel="stylesheet" type="text/css" href="examples.css" /> <style> /* Style for our header texts * --------------------------------------- */ h1{ font-size: 5em; font-family: arial,helvetica; color: #fff; margin:0; } .intro p{ color: #fff; } /* Centered texts in each section * --------------------------------------- */ .section{ text-align:center; } /* Bottom menu * --------------------------------------- */ #infoMenu li a { color: #fff; } /* Lazy loading background * --------------------------------------- */ #section2.load-background{ background-image: url(imgs/bg2.jpg); background-size: cover; } </style> <!--[if IE]> <script type="text/javascript"> var console = { log: function() {} }; </script> <![endif]--> </head> <body> <select id="demosMenu"> <option selected>Choose Demo</option> <option id="simple">Simple</option> <option id="custom-arrows">Custom arrows</option> <option id="hide-sections">Hide sections</option> <option id="scroll-after-fullpage">Scroll after fullpage</option> <option id="observer">Observer</option> <option id="jquery-adapter">jQuery adapter</option> <option id="active-slide">Active section and slide</option> <option id="auto-height">Auto height</option> <option id="autoplay-video-and-audio">Autoplay Video and Audio</option> <option id="backgrounds">Background images</option> <option id="backgrounds-fixed">Fixed fullscreen backgrounds</option> <option id="background-video">Background video</option> <option id="callbacks">Callbacks</option> <option id="continuous-horizontal">Continuous horizontal (premium)</option> <option id="continuous-vertical">Continuous vertical</option> <option id="parallax">Parallax (premium)</option> <option id="cards">Cards 3d (premium)</option> <option id="water-effect">Water effect (premium)</option> <option id="drop-effect">Drop effect (premium)</option> <option id="css3">CSS3</option> <option id="drag-and-move">Drag And Move (premium)</option> <option id="easing-css3">Easing CSS</option> <option id="easing-js">Easing JS</option> <option id="fading-effect">Fading Effect (premium)</option> <option id="fixed-headers">Fixed headers</option> <option id="gradient-backgrounds">Gradient backgrounds</option> <option id="interlocked-slides">Interlocked Slides (premium)</option> <option id="looping">Looping</option> <option id="methods">Methods</option> <option id="navigation-vertical">Vertical navigation dots</option> <option id="navigation-horizontal">Horizontal navigation dots</option> <option id="navigation-tooltips">Navigation tooltips</option> <option id="no-anchor">No anchor links</option> <option id="normal-scroll">Normal scrolling</option> <option id="normalScrollElements">Normal scroll elements</option> <option id="offset-sections">Offset sections (premium)</option> <option id="one-section">One single section</option> <option id="reset-sliders">Reset sliders (premium)</option> <option id="responsive-auto-height">Responsive Auto Height</option> <option id="responsive-height">Responsive Height</option> <option id="responsive-width">Responsive Width</option> <option id="responsive-slides">Responsive Slides (premium)</option> <option id="scrollBar">Scroll bar enabled</option> <option id="scroll-horizontally">Scroll horizontally (premium)</option> <option id="scrollOverflow">Scroll inside sections and slides</option> <option id="scrollOverflow-reset">ScrollOverflow Reset (premium)</option> <option id="lazy-load">Lazy load</option> <option id="scrolling-speed">Scrolling speed</option> <option id="trigger-animations">Trigger animations</option> <option id="vue-fullpage">Vue component</option> <option id="react-fullpage">React component</option> <option id="angular-fullpage">Angular component</option> </select> <ul id="menu"> <li data-menuanchor="firstPage" class="active"><a href="#firstPage">First slide</a></li> <li data-menuanchor="secondPage"><a href="#secondPage">Second slide</a></li> <li data-menuanchor="3rdPage"><a href="#3rdPage">Third slide</a></li> </ul> <div id="fullpage"> <div class="section " id="section0"> <div class="intro"> <img data-srcset="imgs/1.png, imgs/2.png" alt="1"/> <h1>Lazy load</h1> <p>Just use `data-src` or `data-srcset` for media elements.</p> </div> </div> <div class="section" id="section1"> <div class="slide" id="slide1"> <div class="intro"> <h1>Lazy load image</h1> <img data-src="imgs/iphone-blue.png" alt="iphone" id="iphone-two" /> </div> </div> <div class="slide" id="slide2"> <div> <h1>Lazy load video</h1> <video loop muted controls="false" data-autoplay> <source data-src="http://www.w3schools.com/html/mov_bbb.mp4" type="video/mp4"> <source data-src="http://www.w3schools.com/html/mov_bbb.ogg" type="video/ogg"> </video> </div> </div> </div> <div class="section" id="section2"> <div class="intro"> <h1>Lazy load background </h1> <p>Make use of the `onLeave` callback. See the source code here!</p> </div> </div> </div> <script type="text/javascript" src="../dist/fullpage.js"></script> <script type="text/javascript" src="examples.js"></script> <script type="text/javascript"> var myFullpage = new fullpage('#fullpage', { menu: '#menu', anchors: ['firstPage', 'secondPage', '3rdPage'], sectionsColor: ['#C63D0F', '#1BBC9B', '#7E8F7C'], onLeave: function(origin, destination, direction){ if(destination.index === 2){ destination.item.classList.add('load-background'); } } }); </script> </body> </html>