/* jQuery Carousel 0.9.5
Copyright 2008-2009 Thomas Lanciaux and Pierre Bertet.
This software is licensed under the CC-GNU LGPL <http://creativecommons.org/licenses/LGPL/2.1/>
*/

(function (c) {
    c.fn.carousel = function (j) {
        var j = c.extend({
            direction: "horizontal",
            loop: false,
            dispItems: 1,
            pagination: false,
            paginationPosition: "inside",
            nextBtn: '<a role="button"></a>',
            prevBtn: '<a role="button"></a>',
            btnsPosition: "inside",
            nextBtnInsert: "appendTo",
            prevBtnInsert: "appendTo",
            nextBtnInsertFn: false,
            prevBtnInsertFn: false,
            autoSlide: false,
            autoSlideInterval: 3000,
            delayAutoSlide: false,
            combinedClasses: false,
            effect: "slide",
            slideEasing: "swing",
            animSpeed: "normal",
            equalWidths: "true",
            verticalMargin: 0,
            callback: function () { },
            useAddress: false,
            adressIdentifier: "carousel",
            tabLabel: function (k) {
                return k
            },
            showEmptyItems: true
        }, j);
        if (j.btnsPosition == "outside") {
            j.prevBtnInsert = "insertBefore";
            j.nextBtnInsert = "insertAfter"
        }
        j.delayAutoSlide = j.delayAutoSlide || j.autoSlideInterval;
        return this.each(function () {
            var k = {
                $elts: {},
                params: j,
                launchOnLoad: []
            };
            k.$elts.carousel = c(this).addClass("js");
            k.$elts.content = c(this).children().css({
                position: "absolute",
                top: 0
            });
            k.$elts.wrap = k.$elts.content.wrap('<div class="carousel-wrap"></div>').parent().css({
                overflow: "hidden",
                position: "relative"
            });
            k.steps = {
                first: 0,
                count: k.$elts.content.children().length
            };
            k.steps.last = k.steps.count - 1;
            if (c.isFunction(k.params.prevBtnInsertFn)) {
                k.$elts.prevBtn = k.params.prevBtnInsertFn(k.$elts)
            } else {
                k.$elts.prevBtn = c(j.prevBtn)[j.prevBtnInsert](k.$elts.carousel)
            }
            if (c.isFunction(k.params.nextBtnInsertFn)) {
                k.$elts.nextBtn = k.params.nextBtnInsertFn(k.$elts)
            } else {
                k.$elts.nextBtn = c(j.nextBtn)[j.nextBtnInsert](k.$elts.carousel)
            }
            k.$elts.nextBtn.addClass("carousel-control next carousel-next");
            k.$elts.prevBtn.addClass("carousel-control previous carousel-previous");
            a(k);
            if (k.params.pagination) {
                i(k)
            }
            h(k);
            c(function () {
                var n = k.$elts.content.children();
                var m = 0;
                n.each(function () {
                    $item = c(this);
                    $itemHeight = $item.outerHeight();
                    if ($itemHeight > m) {
                        m = $itemHeight
                    }
                });
                if (k.params.verticalMargin > 0) {
                    m = m + k.params.verticalMargin
                }
                n.height(m);
                var l = k.$elts.content.children(":first");
                k.itemWidth = l.outerWidth();
                if (j.direction == "vertical") {
                    k.contentWidth = k.itemWidth
                } else {
                    if (j.equalWidths) {
                        k.contentWidth = k.itemWidth * k.steps.count
                    } else {
                        k.contentWidth = (function () {
                            var o = 0;
                            k.$elts.content.children().each(function () {
                                o += c(this).outerWidth()
                            });
                            return o
                        })()
                    }
                }
                k.$elts.content.width(k.contentWidth);
                k.itemHeight = m;
                if (j.direction == "vertical") {
                    k.$elts.content.css({
                        height: k.itemHeight * k.steps.count + "px"
                    });
                    k.$elts.content.parent().css({
                        height: k.itemHeight * k.params.dispItems + "px"
                    })
                } else {
                    k.$elts.content.parent().css({
                        height: k.itemHeight + "px"
                    })
                }
                d(k);
                c.each(k.launchOnLoad, function (o, p) {
                    p()
                });
                if (k.params.autoSlide) {
                    window.setTimeout(function () {
                        k.autoSlideInterval = window.setInterval(function () {
                            b(k, e(k, "next"))
                        }, k.params.autoSlideInterval)
                    }, k.params.delayAutoSlide)
                }
            })
        })
    };

    function a(j) {
        j.$elts.nextBtn.add(j.$elts.prevBtn).bind("enable", function () {
            var k = c(this).unbind("click").bind("click", function () {
                b(j, e(j, (k.is(".next") ? "next" : "prev")));
                g(j)
            }).removeClass("disabled");
            if (j.params.combinedClasses) {
                k.removeClass("next-disabled previous-disabled")
            }
        }).bind("disable", function () {
            var k = c(this).unbind("click").addClass("disabled");
            if (j.params.combinedClasses) {
                if (k.is(".next")) {
                    k.addClass("next-disabled")
                } else {
                    if (k.is(".previous")) {
                        k.addClass("previous-disabled")
                    }
                }
            }
        }).hover(function () {
            c(this).toggleClass("hover")
        })
    }
    function i(j) {
        j.$elts.pagination = c('<div class="center-wrap"><div class="carousel-pagination"><p></p></div></div>')[((j.params.paginationPosition == "outside") ? "insertAfter" : "appendTo")](j.$elts.carousel).find("p");
        j.$elts.paginationBtns = c([]);
        j.$elts.content.find("li").each(function (k) {
            if (k % j.params.dispItems == 0) {
                j.$elts.paginationBtns = j.$elts.paginationBtns.add(c('<a role="button"><span>' + j.params.tabLabel(j.$elts.paginationBtns.length + 1) + "</span></a>").data("firstStep", k))
            }
        });
        j.$elts.paginationBtns.each(function () {
            c(this).appendTo(j.$elts.pagination)
        });
        j.$elts.paginationBtns.slice(0, 1).addClass("active");
        j.launchOnLoad.push(function () {
            j.$elts.paginationBtns.click(function (k) {
                b(j, c(this).data("firstStep"));
                g(j)
            })
        })
    }
    function h(j) {
        if (j.params.useAddress && c.isFunction(c.fn.address)) {
            c.address.init(function (l) {
                var k = c.address.pathNames();
                if (k[0] === j.params.adressIdentifier && !! k[1]) {
                    b(j, k[1] - 1)
                } else {
                    c.address.value("/" + j.params.adressIdentifier + "/1")
                }
            }).change(function (l) {
                var k = c.address.pathNames();
                if (k[0] === j.params.adressIdentifier && !! k[1]) {
                    b(j, k[1] - 1)
                }
            })
        } else {
            j.params.useAddress = false
        }
    }
    function b(j, k) {
        j.params.callback(k);
        f(j, k);
        j.steps.first = k;
        d(j);
        if (j.params.useAddress) {
            c.address.value("/" + j.params.adressIdentifier + "/" + (k + 1))
        }
    }
    function e(k, j) {
        if (j == "prev") {
            if (!k.params.showEmptyItems) {
                if (k.steps.first == 0) {
                    return ((k.params.loop) ? (k.steps.count - k.params.dispItems) : false)
                } else {
                    return Math.max(0, k.steps.first - k.params.dispItems)
                }
            } else {
                if ((k.steps.first - k.params.dispItems) >= 0) {
                    return k.steps.first - k.params.dispItems
                } else {
                    return ((k.params.loop) ? (k.steps.count - k.params.dispItems) : false)
                }
            }
        } else {
            if (j == "next") {
                if ((k.steps.first + k.params.dispItems) < k.steps.count) {
                    if (!k.params.showEmptyItems) {
                        return Math.min(k.steps.first + k.params.dispItems, k.steps.count - k.params.dispItems)
                    } else {
                        return k.steps.first + k.params.dispItems
                    }
                } else {
                    return ((k.params.loop) ? 0 : false)
                }
            }
        }
    }
    function f(j, k) {
        if(!k) { j.params.effect = "fade" }
        else {j.params.effect = "slide"}
        switch (j.params.effect) {
        case "no":
            if (j.params.direction == "vertical") {
                j.$elts.content.css("top", -(j.itemHeight * k) + "px")
            } else {
                j.$elts.content.css("left", -(j.itemWidth * k) + "px")
            }
            break;
        case "fade":
            if (j.params.direction == "vertical") {
                j.$elts.content.hide().css("top", -(j.itemHeight * k) + "px").fadeIn(j.params.animSpeed)
            } else {
                j.$elts.content.hide().css("left", -(j.itemWidth * k) + "px").fadeIn(j.params.animSpeed)
            }
            break;
        default:
            if (j.params.direction == "vertical") {
                j.$elts.content.stop().animate({
                    top: -(j.itemHeight * k) + "px"
                }, j.params.animSpeed, j.params.slideEasing)
            } else {
                j.$elts.content.stop().animate({
                    left: -(j.itemWidth * k) + "px"
                }, j.params.animSpeed, j.params.slideEasing)
            }
            break
        }
    }
    function d(j) {
        if (e(j, "prev") !== false) {
            j.$elts.prevBtn.trigger("enable")
        } else {
            j.$elts.prevBtn.trigger("disable")
        }
        if (e(j, "next") !== false) {
            j.$elts.nextBtn.trigger("enable")
        } else {
            j.$elts.nextBtn.trigger("disable")
        }
        if (j.params.pagination) {
            j.$elts.paginationBtns.removeClass("active").filter(function () {
                return (c(this).data("firstStep") == j.steps.first)
            }).addClass("active")
        }
    }
    function g(j) {
        if ( !! j.autoSlideInterval) {
            window.clearInterval(j.autoSlideInterval)
        }
    }
})(jQuery);