www.gusucode.com > 门户网站通用的jquery左右图片滚动带文字标题源码程序 > 门户网站通用的jquery左右图片滚动带文字标题/jquerypicscroll/jquerypicscroll/js/slides.min.jquery.js
/* * Slides, A Slideshow Plugin for jQuery * Intructions: http://slidesjs.com * By: Nathan Searles, http://nathansearles.com * Version: 1.1.2 * Updated: February 14th, 2011 */ (function($) { $.fn.slides = function(option) { option = $.extend({}, $.fn.slides.option, option); return this.each(function() { $('.' + option.container, $(this)).children().wrapAll('<div class="slides_control"/>'); var elem = $(this), control = $('.slides_control', elem), total = control.children().size(), width = control.children().outerWidth(), height = control.children().outerHeight(), start = option.start - 1, effect = option.effect.indexOf(',') < 0 ? option.effect: option.effect.replace(' ', '').split(',')[0], paginationEffect = option.effect.indexOf(',') < 0 ? effect: option.effect.replace(' ', '').split(',')[1], next = 0, prev = 0, number = 0, current = 0, loaded, active, clicked, position, direction, imageParent; if (total < 2) { return; } if (start < 0) { start = 0; }; if (start > total) { start = total - 1; }; if (option.start) { current = start; }; if (option.randomize) { control.randomize(); } $('.' + option.container, elem).css({ overflow: 'hidden', position: 'relative' }); control.children().css({ position: 'absolute', top: 0, left: control.children().outerWidth(), zIndex: 0, display: 'none' }); control.css({ position: 'relative', width: (width * 3), height: height, left: -width }); $('.' + option.container, elem).css({ display: 'block' }); if (option.autoHeight) { control.children().css({ height: 'auto' }); control.animate({ height: control.children(':eq(' + start + ')').outerHeight() }, option.autoHeightSpeed); } if (option.preload && control.find('img').length) { $('.' + option.container, elem).css({ background: 'url(' + option.preloadImage + ') no-repeat 50% 50%' }); var img = control.find('img:eq(' + start + ')').attr('src') + '?' + (new Date()).getTime(); if ($('img', elem).parent().attr('class') != 'slides_control') { imageParent = control.children(':eq(0)')[0].tagName.toLowerCase(); } else { imageParent = control.find('img:eq(' + start + ')'); } control.find('img:eq(' + start + ')').attr('src', img).load(function() { control.find(imageParent + ':eq(' + start + ')').fadeIn(option.fadeSpeed, function() { $(this).css({ zIndex: 5 }); elem.css({ background: '' }); loaded = true; }); }); } else { control.children(':eq(' + start + ')').fadeIn(option.fadeSpeed, function() { loaded = true; }); } if (option.bigTarget) { control.children().css({ cursor: 'pointer' }); control.children().click(function() { animate('next', effect); return false; }); } if (option.hoverPause && option.play) { control.children().bind('mouseover', function() { stop(); }); control.children().bind('mouseleave', function() { pause(); }); } if (option.generateNextPrev) { $('.' + option.container, elem).after('<a href="#" class="' + option.prev + '">Prev</a>'); $('.' + option.prev, elem).after('<a href="#" class="' + option.next + '">Next</a>'); } $('.' + option.next, elem).click(function(e) { e.preventDefault(); if (option.play) { pause(); }; animate('next', effect); }); $('.' + option.prev, elem).click(function(e) { e.preventDefault(); if (option.play) { pause(); }; animate('prev', effect); }); if (option.generatePagination) { elem.append('<ul class=' + option.paginationClass + '></ul>'); control.children().each(function() { $('.' + option.paginationClass, elem).append('<li><a href="#' + number + '">' + (number + 1) + '</a></li>'); number++; }); } else { $('.' + option.paginationClass + ' li a', elem).each(function() { $(this).attr('href', '#' + number); number++; }); } $('.' + option.paginationClass + ' li:eq(' + start + ')', elem).addClass('current'); $('.' + option.paginationClass + ' li a', elem).click(function() { if (option.play) { pause(); }; clicked = $(this).attr('href').match('[^#/]+$'); if (current != clicked) { animate('pagination', paginationEffect, clicked); } return false; }); $('a.link', elem).click(function() { if (option.play) { pause(); }; clicked = $(this).attr('href').match('[^#/]+$') - 1; if (current != clicked) { animate('pagination', paginationEffect, clicked); } return false; }); if (option.play) { playInterval = setInterval(function() { animate('next', effect); }, option.play); elem.data('interval', playInterval); }; function stop() { clearInterval(elem.data('interval')); }; function pause() { if (option.pause) { clearTimeout(elem.data('pause')); clearInterval(elem.data('interval')); pauseTimeout = setTimeout(function() { clearTimeout(elem.data('pause')); playInterval = setInterval(function() { animate("next", effect); }, option.play); elem.data('interval', playInterval); }, option.pause); elem.data('pause', pauseTimeout); } else { stop(); } }; function animate(direction, effect, clicked) { if (!active && loaded) { active = true; switch (direction) { case 'next': prev = current; next = current + 1; next = total === next ? 0: next; position = width * 2; direction = -width * 2; current = next; break; case 'prev': prev = current; next = current - 1; next = next === -1 ? total - 1: next; position = 0; direction = 0; current = next; break; case 'pagination': next = parseInt(clicked, 10); prev = $('.' + option.paginationClass + ' li.current a', elem).attr('href').match('[^#/]+$'); if (next > prev) { position = width * 2; direction = -width * 2; } else { position = 0; direction = 0; } current = next; break; } if (effect === 'fade') { option.animationStart(); if (option.crossfade) { control.children(':eq(' + next + ')', elem).css({ zIndex: 10 }).fadeIn(option.fadeSpeed, function() { if (option.autoHeight) { control.animate({ height: control.children(':eq(' + next + ')', elem).outerHeight() }, option.autoHeightSpeed, function() { control.children(':eq(' + prev + ')', elem).css({ display: 'none', zIndex: 0 }); control.children(':eq(' + next + ')', elem).css({ zIndex: 0 }); option.animationComplete(next + 1); active = false; }); } else { control.children(':eq(' + prev + ')', elem).css({ display: 'none', zIndex: 0 }); control.children(':eq(' + next + ')', elem).css({ zIndex: 0 }); option.animationComplete(next + 1); active = false; } }); } else { option.animationStart(); control.children(':eq(' + prev + ')', elem).fadeOut(option.fadeSpeed, function() { if (option.autoHeight) { control.animate({ height: control.children(':eq(' + next + ')', elem).outerHeight() }, option.autoHeightSpeed, function() { control.children(':eq(' + next + ')', elem).fadeIn(option.fadeSpeed); }); } else { control.children(':eq(' + next + ')', elem).fadeIn(option.fadeSpeed, function() { if ($.browser.msie) { $(this).get(0).style.removeAttribute('filter'); } }); } option.animationComplete(next + 1); active = false; }); } } else { control.children(':eq(' + next + ')').css({ left: position, display: 'block' }); if (option.autoHeight) { option.animationStart(); control.animate({ left: direction, height: control.children(':eq(' + next + ')').outerHeight() }, option.slideSpeed, function() { control.css({ left: -width }); control.children(':eq(' + next + ')').css({ left: width, zIndex: 5 }); control.children(':eq(' + prev + ')').css({ left: width, display: 'none', zIndex: 0 }); option.animationComplete(next + 1); active = false; }); } else { option.animationStart(); control.animate({ left: direction }, option.slideSpeed, function() { control.css({ left: -width }); control.children(':eq(' + next + ')').css({ left: width, zIndex: 5 }); control.children(':eq(' + prev + ')').css({ left: width, display: 'none', zIndex: 0 }); option.animationComplete(next + 1); active = false; }); } } if (option.pagination) { $('.' + option.paginationClass + ' li.current', elem).removeClass('current'); $('.' + option.paginationClass + ' li:eq(' + next + ')', elem).addClass('current'); } } }; }); }; $.fn.slides.option = { preload: false, preloadImage: '/img/loading.gif', container: 'slides_container', generateNextPrev: false, next: 'next', prev: 'prev', pagination: true, generatePagination: true, paginationClass: 'pagination', fadeSpeed: 350, slideSpeed: 350, start: 1, effect: 'slide', crossfade: false, randomize: false, play: 0, pause: 0, hoverPause: false, autoHeight: false, autoHeightSpeed: 350, bigTarget: false, animationStart: function() {}, animationComplete: function() {} }; $.fn.randomize = function(callback) { function randomizeOrder() { return (Math.round(Math.random()) - 0.5); } return ($(this).each(function() { var $this = $(this); var $children = $this.children(); var childCount = $children.length; if (childCount > 1) { $children.hide(); var indices = []; for (i = 0; i < childCount; i++) { indices[indices.length] = i; } indices = indices.sort(randomizeOrder); $.each(indices, function(j, k) { var $child = $children.eq(k); var $clone = $child.clone(true); $clone.show().appendTo($this); if (callback !== undefined) { callback($child, $clone); } $child.remove(); }); } })); }; })(jQuery);