/**
  * Rhinoslider 1.05
  * http://rhinoslider.com/
  *
  * Copyright 2012: Sebastian Pontow, Rene Maas (http://renemaas.de/)
  * Dual licensed under the MIT or GPL Version 2 licenses.
  * http://rhinoslider.com/license/
  */

(function($,window,undefined){
    $.extend($.easing,{
        def:'out',
        out:function(none,currentTime,startValue,endValue,totalTime){
            return-endValue*(currentTime/=totalTime)*(currentTime-2)+startValue;
        },
        kick:function(none,currentTime,startValue,endValue,totalTime){
            if((currentTime/=totalTime/2)<1){
                return endValue/2*Math.pow(2,10*(currentTime-1))+startValue;
            }
            return endValue/2*(-Math.pow(2,-10*--currentTime)+2)+startValue;
        },
        shuffle:function(none,currentTime,startValue,endValue,totalTime){
            if((currentTime/=totalTime/2)<1){
                return endValue/2*currentTime*currentTime*currentTime*currentTime*currentTime+startValue;
            }
            return endValue/2*((currentTime-=2)*currentTime*currentTime*currentTime*currentTime+2)+startValue;
        }
    });
    var rhinoSlider=function(element,opts){
        var
        settings=$.extend({},$.fn.rhinoslider.defaults,opts),$slider=$(element),effects=$.fn.rhinoslider.effects,preparations=$.fn.rhinoslider.preparations,vars={
            isPlaying:false,
            intervalAutoPlay:false,
            active:'',
            next:'',
            container:'',
            items:'',
            buttons:[],
            prefix:'rhino-',
            playedArray:[],
            playedCounter:0,
            original:element
        };

        settings.callBeforeInit();
        var
        setUpSettings=function(settings){
            settings.controlsPrevNext=String(settings.controlsPrevNext)=='true'?true:false;
            settings.controlsKeyboard=String(settings.controlsKeyboard)=='true'?true:false;
            settings.controlsMousewheel=String(settings.controlsMousewheel)=='true'?true:false;
            settings.controlsPlayPause=String(settings.controlsPlayPause)=='true'?true:false;
            settings.pauseOnHover=String(settings.pauseOnHover)=='true'?true:false;
            settings.animateActive=String(settings.animateActive)=='true'?true:false;
            settings.autoPlay=String(settings.autoPlay)=='true'?true:false;
            settings.cycled=String(settings.cycled)=='true'?true:false;
            settings.showTime=parseInt(settings.showTime,10);
            settings.effectTime=parseInt(settings.effectTime,10);
            settings.controlFadeTime=parseInt(settings.controlFadeTime,10);
            settings.captionsFadeTime=parseInt(settings.captionsFadeTime,10);
            tmpShiftValue=settings.shiftValue;
            tmpParts=settings.parts;
            settings.shiftValue=[];
            settings.parts=[];
            return settings;
        },init=function($slider,settings,vars){
            settings=setUpSettings(settings);
            $slider.wrap('<div class="'+vars.prefix+'container">');
            vars.container=$slider.parent('.'+vars.prefix+'container');
            vars.isPlaying=settings.autoPlay;
            var buttons='';
            if(settings.controlsPrevNext){
                vars.container.addClass(vars.prefix+'controls-prev-next');
                buttons='<a class="'+vars.prefix+'prev '+vars.prefix+'btn">'+settings.prevText+'</a><a class="'+vars.prefix+'next '+vars.prefix+'btn">'+settings.nextText+'</a>';
                vars.container.append(buttons);
                vars.buttons.prev=vars.container.find('.'+vars.prefix+'prev');
                vars.buttons.next=vars.container.find('.'+vars.prefix+'next');
                vars.buttons.prev.click(function(){
                    prev($slider,settings);
                    if(settings.autoPlay){
                        pause();
                    }
                });
                vars.buttons.next.click(function(){
                    next($slider,settings);
                    if(settings.autoPlay){
                        pause();
                    }
                });
            }
            if(settings.controlsPlayPause){
                vars.container.addClass(vars.prefix+'controls-play-pause');
                buttons=settings.autoPlay?'<a class="'+vars.prefix+'toggle '+vars.prefix+'pause '+vars.prefix+'btn">'+settings.pauseText+'</a>':'<a class="'+vars.prefix+'toggle '+vars.prefix+'play '+vars.prefix+'btn">'+settings.playText+'</a>';
                vars.container.append(buttons);
                vars.buttons.play=vars.container.find('.'+vars.prefix+'toggle');
                vars.buttons.play.click(function(){
                    if(vars.isPlaying===false){
                        play();
                    }else{
                        pause();
                    }
                });
            }
            vars.container.find('.'+vars.prefix+'btn').css({
                position:'absolute',
                display:'block',
                cursor:'pointer'
            });
            if(settings.showControls!=='always'){
                var allControls=vars.container.find('.'+vars.prefix+'btn');
                allControls.stop(true,true).fadeOut(0);
                if(settings.showControls==='hover'){
                    vars.container.mouseenter(function(){
                        allControls.stop(true,true).fadeIn(settings.controlFadeTime);
                    }).mouseleave(function(){
                        allControls.delay(200).fadeOut(settings.controlFadeTime);
                    });
                }
            }
            if(settings.showControls!=='never'){
                vars.container.addClass(vars.prefix+'show-controls');
            }
            vars.items=$slider.children();
            vars.items.addClass(vars.prefix+'item');
            vars.items.first().addClass(vars.prefix+'active');
            var sliderStyles=settings.styles.split(','),style;
            $.each(sliderStyles,function(i,cssAttribute){
                style=$.trim(cssAttribute);
                vars.container.css(style,$slider.css(style));
                $slider.css(style,' ');
                switch(style){
                    case'width':case'height':
                        $slider.css(style,'100%');
                        break;
                }
            });
            if(vars.container.css('position')=='static'){
                vars.container.css('position','relative');
            }
            $slider.css({
                top:'auto',
                left:'auto',
                position:'relative'
            });
            vars.items.css({
                margin:0,
                width:$slider.css('width'),
                height:$slider.css('height'),
                position:'absolute',
                top:0,
                left:0,
                zIndex:0,
                opacity:0,
                overflow:'hidden'
            });
            vars.items.each(function(i){
                $(this).attr('id',vars.prefix+'item'+i);
            });
            if(settings.showBullets!=='never'){
                vars.container.addClass(vars.prefix+'show-bullets');
                var navi='<ol class="'+vars.prefix+'bullets">';
                vars.items.each(function(i){
                    var $item=$(this);
                    var id=vars.prefix+'item'+i;
                    navi=navi+'<li><a id="'+id+'-bullet" class="'+vars.prefix+'bullet">'+parseInt(i+1,10)+'</a></li>';
                });
                navi=navi+'</ol>';
                vars.container.append(navi);
                vars.navigation=vars.container.find('.'+vars.prefix+'bullets');
                vars.buttons.bullets=vars.navigation.find('.'+vars.prefix+'bullet');
                vars.buttons.bullets.first().addClass(vars.prefix+'active-bullet '+vars.prefix+'first-bullet');
                vars.buttons.bullets.last().addClass(vars.prefix+'last-bullet');
                vars.buttons.bullets.click(function(){
                    var itemID=$(this).attr('id').replace('-bullet','');
                    var $next=vars.container.find('#'+itemID);
                    var curID=parseInt(vars.navigation.find('.'+vars.prefix+'active-bullet').attr('id').replace('-bullet','').replace(vars.prefix+'item',''),10);
                    var nextID=parseInt(itemID.replace(vars.prefix+'item',''),10);
                    if(curID<nextID){
                        next($slider,settings,$next);
                    }else if(curID>nextID){
                        prev($slider,settings,$next);
                    }else{
                        return false;
                    }
                    if(settings.autoPlay){
                        pause();
                    }
                });
            }
            if(settings.showBullets==='hover'){
                vars.navigation.hide();
                vars.container.mouseenter(function(){
                    vars.navigation.stop(true,true).fadeIn(settings.controlFadeTime);
                }).mouseleave(function(){
                    vars.navigation.delay(200).fadeOut(settings.controlFadeTime);
                });
            }
            if(settings.showCaptions!=='never'){
                vars.container.addClass(vars.prefix+'show-captions');
                vars.items.each(function(){
                    var $item=$(this);
                    if($item.children('.'+vars.prefix+'caption').length==0){
                        if($item.children('img').length>0){
                            var title=$.trim($item.children('img:first').attr('title'));
                            if(undefined!=title||''==title){
                                $item.append('<div class="'+vars.prefix+'caption">'+title+'</div>');
                                $item.children('.'+vars.prefix+'caption:empty').remove();
                            }
                        }
                    }
                });
                if(settings.showCaptions==='hover'){
                    $('.'+vars.prefix+'caption').hide();
                    vars.container.mouseenter(function(){
                        vars.active.find('.'+vars.prefix+'caption').stop(true,true).fadeTo(settings.captionFadeTime,settings.captionsOpacity);
                    }).mouseleave(function(){
                        vars.active.find('.'+vars.prefix+'caption').delay(200).fadeOut(settings.captionFadeTime);
                    });
                }else if(settings.showCaptions==='always'){
                    $('.'+vars.prefix+'caption').fadeTo(0,settings.captionsOpacity);
                }
            }
            vars.items.each(function(){
                $(this).children('img').removeAttr('title');
            });
            if(settings.autoPlay){
                vars.intervalAutoPlay=setInterval(function(){
                    next($slider,settings);
                },settings.showTime);
            }else{
                vars.intervalAutoPlay=false;
            }
            if(settings.pauseOnHover){
                vars.container.addClass(vars.prefix+'pause-on-hover');
                $slider.mouseenter(function(){
                    if(vars.isPlaying){
                        clearInterval(vars.intervalAutoPlay);
                        if(settings.controlsPlayPause){
                            vars.buttons.play.text(settings.playText).removeClass(vars.prefix+'pause').addClass(vars.prefix+'play');
                        }
                    }
                }).mouseleave(function(){
                    if(vars.isPlaying){
                        vars.intervalAutoPlay=setInterval(function(){
                            next($slider,settings);
                        },settings.showTime);
                        if(settings.controlsPlayPause){
                            vars.buttons.play.text(settings.pauseText).removeClass(vars.prefix+'play').addClass(vars.prefix+'pause');
                        }
                    }
                });
            }
            if(settings.controlsKeyboard){
                vars.container.addClass(vars.prefix+'controls-keyboard');
                $(document).keyup(function(e){
                    switch(e.keyCode){
                        case 37:
                            pause();
                            prev($slider,settings);
                            break;
                        case 39:
                            pause();
                            next($slider,settings);
                            break;
                        case 80:
                            if(vars.isPlaying===false){
                                play();
                            }else{
                                pause();
                            }
                            break;
                    }
                });
            }
            if(settings.controlsMousewheel){
                vars.container.addClass(vars.prefix+'controls-mousewheel');
                if(!$.isFunction($.fn.mousewheel)){
                    alert('$.fn.mousewheel is not a function. Please check that you have the mousewheel-plugin installed properly.');
                }else{
                    $slider.mousewheel(function(e,delta){
                        e.preventDefault();
                        if(vars.container.hasClass('inProgress')){
                            return false;
                        }
                        var dir=delta>0?'up':'down';
                        if(dir==='up'){
                            pause();
                            prev($slider,settings);
                        }else{
                            pause();
                            next($slider,settings);
                        }
                    });
                }
            }
            vars.active=$slider.find('.'+vars.prefix+'active');
            vars.active.css({
                zIndex:1,
                opacity:1
            });
            if(!settings.cycled){
                vars.items.each(function(){
                    var $item=$(this);
                    if($item.is(':first-child')){
                        $item.addClass(vars.prefix+'firstItem');
                    }
                    if($item.is(':last-child')){
                        $item.addClass(vars.prefix+'lastItem');
                    }
                });
                if(vars.active.is(':first-child')&&settings.controlsPrevNext){
                    vars.buttons.prev.addClass('disabled');
                }
                if(vars.active.is(':last-child')){
                    if(settings.controlsPrevNext){
                        vars.buttons.next.addClass('disabled');
                        pause();
                    }
                    if(settings.autoPlay){
                        vars.buttons.play.addClass('disabled');
                    }
                }
            }
            if(preparations[settings.effect]==undefined){
                console.log('Effect for '+settings.effect+' not found.');
            }else{
                preparations[settings.effect]($slider,settings,vars);
            }
            $slider.data('slider:vars',vars);
            settings.callBackInit();
        },isFirst=function($item){
            return $item.is(':first-child');
        },isLast=function($item){
            return $item.is(':last-child');
        },pause=function(){
            var vars=$slider.data('slider:vars');
            clearInterval(vars.intervalAutoPlay);
            vars.isPlaying=false;
            if(settings.controlsPlayPause){
                vars.buttons.play.text(settings.playText).removeClass(vars.prefix+'pause').addClass(vars.prefix+'play');
            }
            settings.callBackPause();
        },play=function(){
            var vars=$slider.data('slider:vars');
            vars.intervalAutoPlay=setInterval(function(){
                next($slider,settings);
            },settings.showTime);
            vars.isPlaying=true;
            if(settings.controlsPlayPause){
                vars.buttons.play.text(settings.pauseText).removeClass(vars.prefix+'play').addClass(vars.prefix+'pause');
            }
            settings.callBackPlay();
        },prev=function($slider,settings,$next){
            var vars=$slider.data('slider:vars');
            if(!settings.cycled&&isFirst(vars.active)){
                return false;
            }
            settings.callBeforePrev();
            if(vars.container.hasClass('inProgress')){
                return false;
            }
            vars.container.addClass('inProgress');
            if(!$next){
                if(settings.randomOrder){
                    var nextID=getRandom(vars);
                    vars.next=vars.container.find('#'+nextID);
                }else{
                    vars.next=vars.items.first().hasClass(vars.prefix+'active')?vars.items.last():vars.active.prev();
                }
            }else{
                vars.next=$next;
            }
            if(vars.next.hasClass(vars.prefix+'active')){
                return false;
            }
            if(settings.showCaptions!=='never'){
                $('.'+vars.prefix+'caption').stop(true,true).fadeOut(settings.captionsFadeTime);
            }
            if(settings.showBullets!=='never'&&settings.changeBullets=='before'){
                vars.navigation.find('.'+vars.prefix+'active-bullet').removeClass(vars.prefix+'active-bullet');
                vars.navigation.find('#'+vars.next.attr('id')+'-bullet').addClass(vars.prefix+'active-bullet');
            }
            setTimeout(function(){
                var params=[];
                params.settings=settings;
                params.animateActive=settings.animateActive;
                params.direction=settings.slidePrevDirection;
                if(effects[settings.effect]==undefined){
                    console.log('Preparations for '+settings.effect+' not found.');
                }else{
                    effects[settings.effect]($slider,params,resetElements);
                }
                setTimeout(function(){
                    if(settings.showBullets!=='never'&&settings.changeBullets=='after'){
                        vars.navigation.find('.'+vars.prefix+'active-bullet').removeClass(vars.prefix+'active-bullet');
                        vars.navigation.find('#'+vars.next.attr('id')+'-bullet').addClass(vars.prefix+'active-bullet');
                    }
                    settings.callBackPrev();
                },settings.effectTime);
            },settings.captionsFadeTime);
            if(settings.showBullets!=='never'&&settings.changeBullets=='after'){
                vars.navigation.find('.'+vars.prefix+'active-bullet').removeClass(vars.prefix+'active-bullet');
                vars.navigation.find('#'+vars.next.attr('id')+'-bullet').addClass(vars.prefix+'active-bullet');
            }
        },next=function($slider,settings,$next){
            var vars=$slider.data('slider:vars');
            if(!settings.cycled&&isLast(vars.active)){
                return false;
            }
            settings.callBeforeNext();
            if(vars.container.hasClass('inProgress')){
                return false;
            }
            vars.container.addClass('inProgress');
            if(!$next){
                if(settings.randomOrder){
                    var nextID=getRandom(vars);
                    vars.next=vars.container.find('#'+nextID);
                }else{
                    vars.next=vars.items.last().hasClass(vars.prefix+'active')?vars.items.first():vars.active.next();
                }
            }else{
                vars.next=$next;
            }
            if(vars.next.hasClass(vars.prefix+'active')){
                return false;
            }
            if(settings.showCaptions!=='never'){
                $('.'+vars.prefix+'caption').stop(true,true).fadeOut(settings.captionsFadeTime);
            }
            if(settings.showBullets!=='never'&&settings.changeBullets=='before'){
                vars.navigation.find('.'+vars.prefix+'active-bullet').removeClass(vars.prefix+'active-bullet');
                vars.navigation.find('#'+vars.next.attr('id')+'-bullet').addClass(vars.prefix+'active-bullet');
            }
            setTimeout(function(){
                var params=[];
                params.settings=settings;
                params.animateActive=settings.animateActive;
                params.direction=settings.slideNextDirection;
                if(effects[settings.effect]==undefined){
                    console.log('Preparations for '+settings.effect+' not found.');
                }else{
                    effects[settings.effect]($slider,params,resetElements);
                }
                setTimeout(function(){
                    if(settings.showBullets!=='never'&&settings.changeBullets=='after'){
                        vars.navigation.find('.'+vars.prefix+'active-bullet').removeClass(vars.prefix+'active-bullet');
                        vars.navigation.find('#'+vars.next.attr('id')+'-bullet').addClass(vars.prefix+'active-bullet');
                    }
                    settings.callBackNext();
                },settings.effectTime);
            },settings.captionsFadeTime);
        },getRandom=function(vars){
            var curID=vars.active.attr('id');
            var itemCount=vars.items.length;
            var nextID=vars.prefix+'item'+parseInt((Math.random()*itemCount),10);
            var nextKey=nextID.replace(vars.prefix+'item','');
            if(vars.playedCounter>=itemCount){
                vars.playedCounter=0;
                vars.playedArray=[];
            }
            if(curID==nextID||vars.playedArray[nextKey]===true){
                return getRandom(vars);
            }else{
                vars.playedArray[nextKey]=true;
                vars.playedCounter++;
                return nextID;
            }
        },resetElements=function($slider,settings){
            var vars=$slider.data('slider:vars');
            vars.next.addClass(vars.prefix+'active').css({
                zIndex:1,
                top:0,
                left:0,
                width:'100%',
                height:'100%',
                margin:0,
                opacity:1
            });
            vars.active.css({
                zIndex:0,
                top:0,
                left:0,
                margin:0,
                opacity:0
            }).removeClass(vars.prefix+'active');
            settings.additionalResets();
            if(!settings.cycled){
                if(settings.controlsPrevNext){
                    if(isFirst(vars.next)){
                        vars.buttons.prev.addClass('disabled');
                    }else{
                        vars.buttons.prev.removeClass('disabled');
                    }
                    if(isLast(vars.next)){
                        vars.buttons.next.addClass('disabled');
                        pause();
                    }else{
                        vars.buttons.next.removeClass('disabled');
                    }
                }
                if(settings.controlsPlayPause){
                    if(isLast(vars.next)){
                        vars.buttons.play.addClass('disabled');
                        pause();
                    }else{
                        vars.buttons.play.removeClass('disabled');
                    }
                }
            }
            if(settings.showBullets!=='never'){
                vars.navigation.find('.'+vars.prefix+'active-bullet').removeClass(vars.prefix+'active-bullet');
                vars.navigation.find('#'+vars.next.attr('id')+'-bullet').addClass(vars.prefix+'active-bullet');
            }
            vars.active=vars.next;
            if(settings.showCaptions!=='never'){
                vars.active.find('.'+vars.prefix+'caption').stop(true,true).fadeTo(settings.captionsFadeTime,settings.captionsOpacity);
            }
            vars.container.removeClass('inProgress');
        };

        this.pause=function(){
            pause();
        };

        this.play=function(){
            play();
        };

        this.prev=function($next){
            prev($slider,settings,$next);
        };

        this.next=function($next){
            next($slider,settings,$next);
        };

        this.uninit=function(){
            pause();
            vars.container.before($(element).data('slider:original'));
            $slider.data('slider:vars',null);
            vars.container.remove();
            $(element).data('rhinoslider',null);
        };

        init($slider,settings,vars);
    };

    $.fn.rhinoslider=function(opts){
        return this.each(function(){
            var element=$(this);
            if(element.data('rhinoslider')){
                return element.data('rhinoslider');
            }
            element.data('slider:original',element.clone());
            var rhinoslider=new rhinoSlider(this,opts);
            element.data('rhinoslider',rhinoslider);
        });
    };

    $.fn.rhinoslider.defaults={
        effect:'slide',
        easing:'swing',
        randomOrder:false,
        controlsMousewheel:true,
        controlsKeyboard:true,
        controlsPrevNext:true,
        controlsPlayPause:true,
        pauseOnHover:true,
        animateActive:true,
        autoPlay:false,
        cycled:true,
        showTime:3000,
        effectTime:1000,
        controlFadeTime:650,
        captionsFadeTime:250,
        captionsOpacity:0.7,
        partDelay:100,
        shiftValue:'150',
        parts:'5,3',
        showCaptions:'never',
        showBullets:'hover',
        changeBullets:'after',
        showControls:'hover',
        slidePrevDirection:'toLeft',
        slideNextDirection:'toRight',
        prevText:'',
        nextText:'',
        playText:'play',
        pauseText:'pause',
        styles:'position,top,right,bottom,left,margin-top,margin-right,margin-bottom,margin-left,width,height',
        callBeforeInit:function(){
            return false;
        },
        callBackInit:function(){
            return false;
        },
        callBeforeNext:function(){
            return false;
        },
        callBeforePrev:function(){
            return false;
        },
        callBackNext:function(){
            return false;
        },
        callBackPrev:function(){
            return false;
        },
        callBackPlay:function(){
            return false;
        },
        callBackPause:function(){
            return false;
        },
        additionalResets:function(){
            return false;
        }
    };

    $.fn.rhinoslider.effects={
        fade:function($slider,params,callback){
            var vars=$slider.data('slider:vars');
            var settings=params.settings;
            if(settings.animateActive){
                vars.active.animate({
                    opacity:0
                },settings.effectTime);
            }
            vars.next.css({
                zIndex:2
            }).animate({
                opacity:1
            },settings.effectTime,settings.easing,function(){
                callback($slider,settings);
            });
        }
    };

    $.fn.rhinoslider.preparations={
        fade:function($slider,settings,vars){}
    };

})(jQuery,window);