/* pack : 1 */
;
(function($){
    $.fn.carousel = function(params){
        var params = $.extend({
            direction: "horizontal",
            loop: false,
            dispItems: 1,
            pagination: false,
            paginationPosition: "inside",
            nextBtn: "<span>вверх</span>",
            prevBtn: "<span>вниз</span>",
            btnsPosition: "inside",
            nextBtnInsert: "prependTo",
            prevBtnInsert: "appendTo",
            autoSlide: false,
            autoSlideInterval: 3000,
            delayAutoSlide: 3000,
            combinedClasses: false,
            effect: "slide",
            slideEasing: "swing",
            animSpeed: "normal",
            equalWidths: "true",
            callback: function(){
            }
        }, params);
        if (params.btnsPosition == "outside") {
            params.prevBtnInsert =   "insertAfter";
            params.nextBtnInsert = "insertBefore";
        }
        return this.each(function(){
            var env = {
                $elts: {},
                params: params,
                launchOnLoad: []
            };
            env.$elts.carousel = $(this).addClass("js");
            env.$elts.content = $(this).children().css({
                position: "absolute",
                "top": 0
            });
            env.$elts.wrap = env.$elts.content.wrap('<div class="carousel-wrap"></div>').parent().css({
                overflow: "hidden",
                position: "relative"
				
            });
            env.steps = {
                first: 0,
                count: env.$elts.content.find(">*").length
            };
            env.steps.last = env.steps.count - 1;
            env.$elts.prevBtn = $(params.prevBtn)[params.prevBtnInsert](env.$elts.carousel).addClass("carousel-control next carousel-next").data("firstStep", env.params.dispItems);
			
			env.$elts.nextBtn = $(params.nextBtn)[params.nextBtnInsert](env.$elts.carousel).addClass("carousel-control previous carousel-previous").data("firstStep", -(env.params.dispItems));
            
            initButtonsEvents(env, function(e){
                slide(e, this, env);
            });
            if (env.params.pagination) 
                initPagination(env);
            $(function(){
                var $firstItem = env.$elts.content.find(">*:eq(0)");
                env.itemWidth = $firstItem.outerWidth();
                if (params.direction == "vertical") {
                    env.contentWidth = env.itemWidth;
                }
                else {
                    if (params.equalWidths) {
                        env.contentWidth = env.itemWidth * env.steps.count;
                    }
                    else {
                        env.contentWidth = (function(){
                            var totalWidth = 0;
                            env.$elts.content.find(">*").each(function(){
                                totalWidth += $(this).outerWidth();
                            });
                            return totalWidth;
                        })();
                    }
                }
                env.$elts.content.width(env.contentWidth);
                env.itemHeight = 105;
                if (params.direction == "vertical") {
                    env.$elts.content.css({
                        height: 105 + "px"
                    });
                    env.$elts.content.parent().css({
                        height: 420 + "px"
                    });
                }
                else {
                    env.$elts.content.parent().css({
                        height: env.itemHeight
                    });
                }
                updateButtonsState(env);
                $.each(env.launchOnLoad, function(i, fn){
                    fn();
                });
                if (env.params.autoSlide) {
                    window.setTimeout(function(){
                        env.autoSlideInterval = window.setInterval(function(){
                            env.$elts.nextBtn.click();
                        }, env.params.autoSlideInterval);
                    }, env.params.delayAutoSlide);
                }
            });
        });
    };
    function slide(e, btn, env){
        var $btn = $(btn);
        var newFirstStep = $btn.data("firstStep");
        env.params.callback(newFirstStep);
        switch (env.params.effect) {
            case "no":
                if (env.params.direction == "vertical") {
                    env.$elts.content.css("top", -(env.itemHeight * newFirstStep) + "px");
                }
                else {
                    env.$elts.content.css("left", -(env.itemWidth * newFirstStep) + "px");
                }
                break;
            case "fade":
                if (env.params.direction == "vertical") {
                    env.$elts.content.hide().css("top", -(env.itemHeight * newFirstStep) + "px").fadeIn(env.params.animSpeed);
                }
                else {
                    env.$elts.content.hide().css("left", -(env.itemWidth * newFirstStep) + "px").fadeIn(env.params.animSpeed);
                }
                break;
            default:
                if (env.params.direction == "vertical") {
                    env.$elts.content.stop().animate({
                        top: -(env.itemHeight * newFirstStep) + "px"
                    }, env.params.animSpeed, env.params.slideEasing);
                }
                else {
                    env.$elts.content.stop().animate({
                        left: -(env.itemWidth * newFirstStep) + "px"
                    }, env.params.animSpeed, env.params.slideEasing);
                }
        }
        env.steps.first = newFirstStep;
        updateButtonsState(env);
        if (!!e.clientX && env.autoSlideInterval) {
            window.clearInterval(env.autoSlideInterval);
        }
    };
    function updateButtonsState(env){
        env.$elts.prevBtn.data("firstStep", env.steps.first - env.params.dispItems);
        env.$elts.nextBtn.data("firstStep", env.steps.first + env.params.dispItems);
        if (env.$elts.prevBtn.data("firstStep") < 0) {
            if (env.params.loop && env.steps.count > env.params.dispItems) {
                env.$elts.prevBtn.data("firstStep", env.steps.count - env.params.dispItems);
                env.$elts.prevBtn.trigger("enable");
            }
            else {
                env.$elts.prevBtn.trigger("disable");
            }
        }
        else {
            env.$elts.prevBtn.trigger("enable");
        }
        if (env.$elts.nextBtn.data("firstStep") >= env.steps.count) {
            if (env.params.loop && env.steps.count > env.params.dispItems) {
                env.$elts.nextBtn.data("firstStep", 0);
                env.$elts.nextBtn.trigger("enable");
            }
            else {
                env.$elts.nextBtn.trigger("disable");
            }
        }
        else {
            env.$elts.nextBtn.trigger("enable");
        }
        if (env.params.pagination) {
            env.$elts.paginationBtns.removeClass("active").filter(function(){
                return ($(this).data("firstStep") == env.steps.first)
            }).addClass("active");
        }
    };
    function initButtonsEvents(env, slideEvent){
        env.$elts.nextBtn.add(env.$elts.prevBtn).bind("enable", function(){
            var $this = $(this).bind("click", slideEvent).removeClass("disabled");
            if (env.params.combinedClasses) {
                $this.removeClass("next-disabled previous-disabled");
            }
        }).bind("disable", function(){
            var $this = $(this).unbind("click").addClass("disabled");
            if (env.params.combinedClasses) {
                if ($this.is(".next")) {
                    $this.addClass("next-disabled");
                }
                else 
                    if ($this.is(".previous")) {
                        $this.addClass("previous-disabled");
                    }
            }
        });
        env.$elts.nextBtn.add(env.$elts.prevBtn).hover(function(){
            $(this).addClass("hover");
        }, function(){
            $(this).removeClass("hover");
        });
    };
    function initPagination(env){
        env.$elts.pagination = $('<div class="center-wrap"><div class="carousel-pagination"><p></p></div></div>')[((env.params.paginationPosition == "outside") ? "insertAfter" : "appendTo")](env.$elts.carousel).find("p");
        env.$elts.paginationBtns = $([]);
        env.$elts.content.find("li").each(function(i){
            if (i % env.params.dispItems == 0) {
                env.$elts.paginationBtns = env.$elts.paginationBtns.add($('<a role="button"><span>' + (env.$elts.paginationBtns.length + 1) + '</span></a>').data("firstStep", i));
            }
        });
        env.$elts.paginationBtns.appendTo(env.$elts.pagination);
        env.$elts.paginationBtns.slice(0, 1).addClass("active");
        env.launchOnLoad.push(function(){
            env.$elts.paginationBtns.click(function(e){
                slide(e, this, env);
            });
        });
    };
    })(jQuery);