Created
June 17, 2013 09:54
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Really simple jQuery-Slider. Just the basic structure.
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset=utf-8> | |
| <title>The Obligatory Slider</title> | |
| <style> | |
| body { | |
| width: 600px; | |
| margin: 100px auto 0; | |
| } | |
| * { margin: 0; padding: 0; } | |
| </style> | |
| <link rel="stylesheet" href="slider.css"> | |
| </head> | |
| <body> | |
| <div class="slider"> | |
| <ul> | |
| <li><img src="img/img1.gif" alt="image"></li> | |
| <li><img src="img/img2.gif" alt="image"></li> | |
| <li><img src="img/img3.gif" alt="image"></li> | |
| <li><img src="img/img4.gif" alt="image"></li> | |
| <li><img src="img/img1.gif" alt="image"></li> | |
| <li><img src="img/img2.gif" alt="image"></li> | |
| <li><img src="img/img3.gif" alt="image"></li> | |
| <li><img src="img/img4.gif" alt="image"></li> | |
| </ul> | |
| </div> | |
| <div id="slider-nav"> | |
| <button data-dir="prev">Previous</button> | |
| <button data-dir="next">Next</button> | |
| </div> | |
| <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> | |
| <script src="slider.js"></script> | |
| </body> | |
| </html> |
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| #slider-nav { | |
| display: none; | |
| margin-top: 1em; | |
| } | |
| #slider-nav button { | |
| padding: 1em; | |
| margin-right: 1em; | |
| border-radius: 10px; | |
| cursor: pointer; | |
| } | |
| .slider { | |
| width: inherit; | |
| height: 300px; | |
| overflow: scroll; | |
| } | |
| .slider ul { | |
| width: 10000px; | |
| list-style: none; | |
| } | |
| .slider li { | |
| float: left; | |
| } |
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| // the procedural method | |
| (function($) { | |
| var sliderUL = $('div.slider').css('overflow', 'hidden').children('ul'), | |
| imgs = sliderUL.find('img'), | |
| imgWidth = imgs[0].width, // 600 | |
| imgsLen = imgs.length, // 4 | |
| current = 1, | |
| totalImgsWidth = imgsLen * imgWidth; // 2400 | |
| $('#slider-nav').show().find('button').on('click', function() { | |
| var direction = $(this).data('dir'), | |
| loc = imgWidth; // 600 | |
| // update current value | |
| ( direction === 'next' ) ? ++current : --current; | |
| // if first image | |
| if ( current === 0 ) { | |
| current = imgsLen; | |
| loc = totalImgsWidth - imgWidth; // 2400 - 600 = 1800 | |
| direction = 'next'; | |
| } else if ( current - 1 === imgsLen ) { // Are we at end? Should we reset? | |
| current = 1; | |
| loc = 0; | |
| } | |
| transition(sliderUL, loc, direction); | |
| }); | |
| function transition( container, loc, direction ) { | |
| var unit; // -= += | |
| if ( direction && loc !== 0 ) { | |
| unit = ( direction === 'next' ) ? '-=' : '+='; | |
| } | |
| container.animate({ | |
| 'margin-left': unit ? (unit + loc) : loc | |
| }); | |
| } | |
| })(jQuery); |
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