/* ==========================================================
 * MobilySlider
 * date: 20.1.2010
 * author: Marcin Dziewulski
 * last update: 02.02.2011
 * web: http://www.mobily.pl or http://playground.mobily.pl
 * email: hello@mobily.pl
 * Free to use under the MIT license.
 * ========================================================== */
(function($){$.fn.mobilyslider=function(options)
{
    var defaults={
        content:".sliderContent",
        children:"div",
        transition:"horizontal",
        animationSpeed:1000,
        autoplay:true,
        autoplaySpeed:6000,
        pauseOnHover:false,
        bullets:true,
        arrows:true,
        arrowsHide:true,
        prev:"prev",
        next:"next",
        animationStart:function(){},
        animationComplete:function(){}
        };

    var sets=$.extend({},defaults,options);
    return this.each(function(){
        var $t=$(this),
        item=$t.children(sets.content).children(sets.children),
        l=item.length-1,
        w=item.width(),
        h=item.height(),
        step=0,
        play,
        bullets,
        arrows,
        z,
        active,
        bullet;
        var abc=0;
        var slider={
            
            init:function(){
                slider.data();
                if(sets.bullets){slider.bullets.create()}
                if(sets.arrows){slider.arrows.create()}
                if(sets.autoplay){slider.autoplay()}
                slider.triggers()},
            data:function(){
            item.each(function(i){$(this).css("z-index",-(i-l))});
                    if(sets.transition=="fade"){item.hide().eq(0).show()}},
            zindex:{
                prev:function(){step==l?item.eq(0).css("z-index",l+3):item.css("z-index",l+1);
                item.eq(step).css("z-index",l+4).next(item).css("z-index",l+2)},
                next:function(){item.css("z-index",l+1).eq(step).css("z-index",l+3).prev(item).css("z-index",l+2)},
                bullets:function(){item.css("z-index",l+1).eq(active).css("z-index",l+2);item.eq(step).css("z-index",l+3)},
                trigger:function(){if(z==1){slider.zindex.next()}else{if(z==-1){slider.zindex.prev()}else{if(z==0){slider.zindex.bullets()}}}}},
                    slide:{left:function(sign){sets.animationStart.call(this);
                    item.eq(step).animate({left:sign+"="+w},sets.animationSpeed,function(){slider.zindex.trigger()}).animate({left:0},
                    sets.animationSpeed+200,function(){sets.animationComplete.call(this)})},
                    top:function(sign){sets.animationStart.call(this);item.eq(step).animate({top:sign+"="+h},
                    sets.animationSpeed,function(){slider.zindex.trigger()}).animate({top:0},
                    sets.animationSpeed+200,function(){sets.animationComplete.call(this)})},
                    fade:function(){sets.animationStart.call(this);
                    item.fadeOut(sets.animationSpeed).eq(step).fadeIn(sets.animationSpeed,function(){sets.animationComplete.call(this)})}},
                    animation:{
                        previous:function(){step==0?step=l:step--;z=-1;
                    switch(sets.transition){
                        case"horizontal":slider.slide.left("-");break;
                        case"vertical":slider.slide.top("+");break;
                        case"fade":slider.slide.fade();break}},
                    next:function(){step==l?step=0:step++;z=1;
                    if(step==l){abc++;}
                    switch(sets.transition){
                        case"horizontal":slider.slide.left("+");break;
                        case"vertical":slider.slide.top("-");break;
                        case"fade":slider.slide.fade();break}}},
                    autoplay:function(){
                        play=setInterval(function(){
                            if(step<=l && abc==0){slider.animation.next();}
                            if(sets.bullets){setTimeout(function(){slider.bullets.update()},sets.animationSpeed+300)}},
                            sets.autoplaySpeed)},
                            pause:function(){clearInterval(play)},
                            bullets:{create:function(){
                                $t.append($("<div />").addClass("sliderBullets"));
                                bullets=$t.find(".sliderBullets");
                                for(i=0;i<=l;i++){
                                    bullets.append($("<a />").attr({href:"#",rel:i}).text(i))}},
                                trigger:function(){
                                    bullet=bullets.find("a");bullet.eq(0).addClass("active");
                                    bullet.click(function(){
                                        var b=$(this),rel=b.attr("rel");
                                        active=bullet.filter(".active").attr("rel");
                                        step=rel;sign=rel>active?"+":"-";
                                        z=0;
                                        if(!b.hasClass("active")){
                                            switch(sets.transition){
                                                case"horizontal":slider.slide.left(sign);break;
                                                case"vertical":slider.slide.top(sign);break;
                                                case"fade":slider.slide.fade();break}}
                                        bullet.removeClass("active");
                                        b.addClass("active");
                                        return false})},
                                update:function(){bullet.removeClass("active").eq(step).addClass("active")}},
                                arrows:{create:function(){
                                    $t.append($("<div />").addClass("sliderArrows"));
                                    arrows=$t.find(".sliderArrows");
                                    arrows.append($("<a />").attr("href","#").addClass(sets.prev).text("Previous"));
                                    arrows.append($("<a />").attr("href","#").addClass(sets.next).text("Next"))},
                                trigger:function(){arrows.find("."+sets.prev).click(function(){slider.animation.previous();
                                    if(sets.bullets){slider.bullets.update()}
                                    return false});
                                    arrows.find("."+sets.next).click(function(){slider.animation.next();
                                    if(sets.bullets){slider.bullets.update()}return false});
                                    if(sets.arrowsHide){arrows.hide();$t.hover(function(){arrows.show()},function(){arrows.hide()})}}},
                                triggers:function(){
                                    if(sets.arrows){slider.arrows.trigger()}
                                    if(sets.bullets){slider.bullets.trigger()}
                                    if(sets.pauseOnHover){$t.hover(function(){slider.pause()},function(){slider.autoplay()})}}};
                                    slider.init()
    })}}(jQuery));