// Note: Changes were made to this code! (O.G. 9/23/08)
(function ($) { $.fn.jCarouselLite = function (o) { o = $.extend({ btnPrev: null, btnNext: null, btnGo: null, mouseWheel: false, auto: null, pauseOnHover: true, speed: 200, easing: null, vertical: false, circular: true, visible: 3, start: 0, scroll: 1, beforeStart: null, afterEnd: null }, o || {}); return this.each(function () { var running = false, animCss = o.vertical ? "top" : "left", sizeCss = o.vertical ? "height" : "width"; var div = $(this), ul = $("ul", div), tLi = $("li", ul), tl = tLi.size(), v = o.visible; var isMouseOver = false; if (o.circular) { ul.prepend(tLi.slice(tl - v - 1 + 1).clone()).append(tLi.slice(0, v).clone()); o.start += v; } var li = $("li", ul), itemLength = li.size(), curr = o.start; div.css("visibility", "visible"); li.css({ overflow: "hidden", float: o.vertical ? "none" : "left" }); ul.css({ margin: "0", padding: "0", position: "relative", "list-style-type": "none", "z-index": "1" }); div.css({ overflow: "hidden", position: "relative", "z-index": "2", left: "0px" }); var liSize = o.vertical ? height(li) : width(li); var ulSize = liSize * itemLength; var divSize = liSize * v; li.css({ width: li.width(), height: li.height() }); ul.css(sizeCss, ulSize + "px").css(animCss, -(curr * liSize)); div.css(sizeCss, divSize + "px"); li.mouseover(function () { isMouseOver = true; }); li.mouseout(function () { isMouseOver = false; }); if (o.btnPrev) { $(o.btnPrev).mouseover(function () { isMouseOver = true; }); $(o.btnPrev).mouseout(function () { isMouseOver = false; }); $(o.btnPrev).click(function () { return go(curr - o.scroll); }); } if (o.btnNext) { $(o.btnNext).mouseover(function () { isMouseOver = true; }); $(o.btnNext).mouseout(function () { isMouseOver = false; }); $(o.btnNext).click(function () { return go(curr + o.scroll); }); } if (o.btnGo) $.each(o.btnGo, function (i, val) { $(val).click(function () { return go(o.circular ? o.visible + i : i); }); }); if (o.mouseWheel && div.mousewheel) div.mousewheel(function (e, d) { return d > 0 ? go(curr - o.scroll) : go(curr + o.scroll); }); if (o.auto) setInterval(function () { if (o.pauseOnHover && isMouseOver) return; go(curr + o.scroll); }, o.auto + o.speed); function vis() { return li.slice(curr).slice(0, v); }; function go(to) { if (!running) { if (o.beforeStart) o.beforeStart.call(this, vis()); if (o.circular) { if (to <= o.start - v - 1) { ul.css(animCss, -((itemLength - (v * 2)) * liSize) + "px"); curr = to == o.start - v - 1 ? itemLength - (v * 2) - 1 : itemLength - (v * 2) - o.scroll; } else if (to >= itemLength - v + 1) { ul.css(animCss, -((v) * liSize) + "px"); curr = to == itemLength - v + 1 ? v + 1 : v + o.scroll; } else curr = to; } else { if (to < 0 || to > itemLength - v) return; else curr = to; } running = true; ul.animate(animCss == "left" ? { left: -(curr * liSize)} : { top: -(curr * liSize) }, o.speed, o.easing, function () { if (o.afterEnd) o.afterEnd.call(this, vis()); running = false; }); if (!o.circular) { $(o.btnPrev + "," + o.btnNext).removeClass("disabled"); $((curr - o.scroll < 0 && o.btnPrev) || (curr + o.scroll > itemLength - v && o.btnNext) || []).addClass("disabled"); } } return false; }; }); }; function css(el, prop) { return parseInt($.css(el[0], prop)) || 0; }; function width(el) { return el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight'); }; function height(el) { return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom'); }; })(jQuery);