/**
* Name: PiroBox Extended v.1.1 Beta
* Date: Feb 2011
* Autor: Diego Valobra (http://www.pirolab.it),(http://www.diegovalobra.com)
* Version: 1.1
* Licence: CC-BY-SA http://creativecommons.org/licenses/by-sa/3/it/
**/
(function($) {
	
    $.piroBox_ext = function(opt) {
        opt = jQuery.extend({
        piro_speed : 700,
        bg_alpha : 0.2,
        piro_scroll : false,
        piro_drag : null,
        piro_nav_pos : 'top'
        }, opt);
    $.fn.piroFadeIn = function(speed, callback) {
        $(this).fadeIn(speed, function() {
        if(jQuery.browser.msie)
            $(this).get(0).style.removeAttribute('filter');
        if(callback != undefined)
            callback();
        });
    };
    $.fn.piroFadeOut = function(speed, callback) {
        $(this).fadeOut(speed, function() {
        if(jQuery.browser.msie)
            $(this).get(0).style.removeAttribute('filter');
        if(callback != undefined)
            callback();
        });
    };
    var my_gall_obj = $('a[class*="pirobox"]');
    var map = new Object();
        for (var i=0; i<my_gall_obj.length; i++) {
            var it=$(my_gall_obj[i]);
            map['a.'+ it.attr('class').match(/^pirobox_gall\w*/)]=0;
        }
    var gall_settings = new Array();
    for (var key in map) {
        gall_settings.push(key);
    }
    for (var i=0; i<gall_settings.length; i++) {
        $(gall_settings[i]+':first').addClass('first');
        $(gall_settings[i]+':last').addClass('last');
    }
    var piro_gallery = $(my_gall_obj);

    $('a[class*="pirobox_gall"]').each(function(rev){
            
        this.rev = rev+0});
    if($('a[class*="pirobox_gall"]').length == 1){ 
    $('a[class*="pirobox_gall"]').each(function(){
        $(this).addClass('single_fix');
        //alert('1');
        });
    }else{//NULL}
    //alert($(piro_gallery).length);
    }
    var piro_capt_cont = '<div class="caption"></div>';
    var rz_img =0.90; //var rz_img =1.203; /*::::: ORIGINAL SIZE :::::*/
    var struct =(
        '<div class="piro_overlay"></div>'+
        '<table class="piro_html"  cellpadding="0" cellspacing="0">'+
        '<tr>'+
        '<td class="h_t_l"></td>'+
        '<td class="h_t_c" title="drag me!!"></td>'+
        '<td class="h_t_r"></td>'+
        '</tr>'+
        '<tr>'+
        '<td class="h_c_l"></td>'+
        '<td class="h_c_c">'+
        '<div class="piro_loader" title="close"><span></span></div>'+
        '<div class="resize">'+
        '<div class="nav_container">'+
/*        '<a href="#prev" class="piro_prev" title="previous"></a>'+
        '<a href="#next" class="piro_next" title="next"></a>'+
        '<div class="piro_prev_fake">prev</div>'+
        '<div class="piro_next_fake">next</div>'+
*/        '<div class="piro_close" title="close"></div>'+
        '</div>'+
        '<div class="div_reg"></div>'+
        '</div>'+
        '</td>'+
        '<td class="h_c_r"></td>'+
        '</tr>'+
        '<tr>'+
        '<td class="h_b_l"></td>'+
        '<td class="h_b_c"></td>'+
        '<td class="h_b_r"></td>'+
        '</tr>'+
        '</table>'
        );
    $('body').append(struct);
    var wrapper = $('.piro_html');
    piro_bg = $('.piro_overlay'),
    piro_nav = $('.nav_container'),
    piro_next = $('.piro_next'),
    piro_prev = $('.piro_prev'),
    piro_next_fake = $('.piro_next_fake'),
    piro_prev_fake = $('.piro_prev_fake'),
    piro_close = $('.piro_close'),
    div_reg = $('.div_reg'),
    piro_loader = $('.piro_loader'),
    resize = $('.resize'),
    y = $(window).height(),
    x = $(window).width();
    piro_nav.hide().css(opt.piro_nav_pos ,'0px');
    if(opt.piro_nav_pos == 'top'){
        var position = +5;
    }else if(opt.piro_nav_pos == 'bottom'){
        var position = -30;
    }
    wrapper.css({left:  ((x/2)-(250))+ 'px',top: parseInt($(document).scrollTop())+(100)});
    $(wrapper).add(piro_bg).hide();
    piro_bg.css({'opacity':opt.bg_alpha});  
    $(piro_prev).add(piro_next).bind('click',function(c) {
        piro_nav.hide();
        $('.caption').remove();
        $('.zoomIn').add('.zoomOut').remove();
        c.preventDefault();
        piro_next.add(piro_prev).hide();
        var obj_count = parseInt($('a[class*="pirobox_gall"]').filter('.item').attr('rev'));
        var start = $(this).is('.piro_prev') ? $('a[class*="pirobox_gall"]').eq(obj_count - 1) : $('a[class*="pirobox_gall"]').eq(obj_count + 1);
        start.click();
    });
    $('html').bind('keyup', function (c) {
         if(c.keyCode == 27) {
            c.preventDefault();
            if($(piro_close).is(':visible')){close_all();}
        }
    });
    $('html').bind('keyup' ,function(e) {
         if ($('.item').is('.first')){
        }else if ($('.item').attr('rel') == 'single'){
            piro_nav.show();
        }else if(e.keyCode == 37){
        e.preventDefault();
            if($(piro_close).is(':visible')){piro_prev.click();}
         }
    });
    $('html').bind('keyup' ,function(z) {
        if ($('.item').is('.last')){
        }else if ($('.item').attr('rel') == 'single'){
            piro_nav.show();
        }else if(z.keyCode == 39){
        z.preventDefault();
            if($(piro_close).is(':visible')){piro_next.click();}
        }
    });
    $(window).resize(function(){
        var new_y = $(window).height(),
        new_x = $(window).width(),
        new_h = wrapper.height(),
        new_w = wrapper.width();
        wrapper.css({
            left:  ((new_x/2)-(new_w/2))+ 'px',
            top: parseInt($(document).scrollTop())+(new_y-new_h)/2+position
            });           
    }); 
    function scrollIt (){
        $(window).scroll(function(){
            var new_y = $(window).height(),
            new_x = $(window).width(),
            new_h = wrapper.height()-20,
            new_w = wrapper.width();
            wrapper.css({
                left:  ((new_x/2)-(new_w/2))+ 'px',
                top: parseInt($(document).scrollTop())+(new_y-new_h)/2+position
            });           
        });
    }
    if(opt.piro_scroll == true){
        scrollIt();
      }
      //$('a[class*="pirobox_gall"]');
    $(piro_gallery).each(function(){
        

        var descr = $(this).attr('title'),
        params = $(this).attr('rel').split('-'),
        p_link = $(this).attr('href');
        
        $(this).unbind();
        $(this).bind('click', function(e) {
            piro_bg.css({'opacity':opt.bg_alpha});  
            e.preventDefault();
            piro_next.add(piro_prev).hide().css('visibility','hidden');
            $(piro_gallery).filter('.item').removeClass('item');
            $(this).addClass('item');
            open_all();
            if($(this).is('.first')){
                piro_prev.hide();
                piro_next.show();
                piro_prev_fake.show().css({'visibility':'hidden'});
            }else{
                piro_next.add(piro_prev).show();
                piro_next_fake.add(piro_prev_fake).hide();    
            }
            if($(this).is('.last')){
                piro_prev.show();
                piro_next_fake.show().css({'visibility':'hidden'});
                piro_next.hide();   
            }
            if($(this).is('.pirobox') || $(this).is('.single_fix')){
                piro_next.add(piro_prev).hide();
            }
            if($(this).is('.last') && $(this).is('.first') ){
                piro_next.add(piro_prev).hide();

            }   

        });
        function open_all(){
            wrapper.add(piro_bg).add(div_reg).add(piro_loader).show();
            function animate_html(){
                $('.caption').remove();
                if(params[1] == 'full' && params[2] == 'full'){
                params[2] = $(window).height()-70;  
                params[1] = $(window).width()-55;
                }
                var y = $(window).height();
                var x = $(window).width();
                piro_close.hide();
                div_reg.add(resize).animate({
                    'height':+ (params[2]) +'px',
                    'width':+ (params [1])+'px'
                    },opt.piro_speed).css('visibility','visible');
                wrapper.animate({
                    height:+ (params[2])+20 +'px',
                    width:+ (params[1]) +20+'px',
                    left:  ((x/2)-((params[1])/2+10))+ 'px',
                    top: parseInt($(document).scrollTop())+(y-params[2])/2+ position
                    },opt.piro_speed ,function(){
                        piro_next.add(piro_prev).add(piro_prev_fake).add(piro_next_fake).css('visibility','visible');
                        piro_nav.show();
                        piro_close.show();
                });
            }
            function animate_image (){
                piro_nav.add('.caption').hide();
                    if(descr == ""){
                        $('.caption').remove();
                    }else{
                        $(piro_capt_cont).appendTo(resize);
                    }
                        var img = new Image();
                        img.onerror = function (){
                            $('.caption').remove();
                            img.src = "http://www.pirolab.it/pirobox/js/error.jpg";
                        };
                        img.onload = function() {
                            var this_h = img.height;
                            var this_w = img.width;
                            var y = $(window).height();
                            var x = $(window).width();
                            var imgH = img.height;
                            var imgW = img.width;
                            if(imgH+20 > y || imgW+20 > x){
                                var _x = (imgW + 20)/x;
                                var _y = (imgH + 20)/y;
                                if ( _y > _x ){
                                    imgW = Math.round(img.width* (rz_img/_y));
                                    imgH = Math.round(img.height* (rz_img/_y));
                                }else{
                                    imgW = Math.round(img.width * (rz_img/_x));
                                    imgH = Math.round(img.height * (rz_img/_x));
                                }
                                $('.zoomIn').add('.zoomOut').remove();
                                $('.h_c_c').append('<a href="#" class="zoomIn" title="">zoomIn</a>');
                                $('.zoomIn,.zoomOut').hide();
                            }else{
                                imgH = img.height;
                                imgW = img.width;
                                $('.zoomIn').add('.zoomOut').remove();
                                }
                            var y = $(window).height();
                            var x = $(window).width();
                            $(img).height(imgH).width(imgW).hide();
                            $('.div_reg img').remove();
                            $('.div_reg').html('');
                            div_reg.append(img).show();
                            $(img).addClass('immagine');
                            if(opt.piro_drag == true){
                                $('.immagine,.h_b_c,.h_t_c').css('cursor','move');
                                if ( $.browser.msie ) {
                                    wrapper.draggable({ handle:'.h_t_c,.h_b_c,.div_reg img'});
                                }else{
                                    wrapper.draggable({ handle:'.h_t_c,.h_b_c,.div_reg img',opacity: 0.80});
                                }
                            }
                            div_reg.add(resize).animate({height:imgH+'px',width:imgW+'px'},opt.piro_speed);
                            wrapper.animate({
                                height : (imgH+20) + 'px' ,
                                width : (imgW+20) + 'px' , 
                                left:  ((x/2)-((imgW+20)/2)) + 'px',
                                top: parseInt($(document).scrollTop())+(y-imgH)/2 + position
                                },opt.piro_speed, function(){
                                    piro_loader.hide();     
                                    var cap_w = resize.width();
                                    $('.caption').css({width:cap_w+'px'});
                                    $('.caption').html('<p>'+descr+'</p>').hide();      
                                    $(img).fadeIn(300,function(){
                                    if(img.src == "http://www.pirolab.it/pirobox/js/error.jpg" ){
                                        }
                                    $(window).scroll(function(){
                                        if($('.zoomOut').is(':visible')){
                                        //alert('visibile');
                                            $(img).animate({'width':  imgW , 'height': imgH, top:0, left:0 },600,function(){
                                             $('.immagine').css('cursor', 'auto');
                                            $(img).draggable({disabled:true});
                                            $('.zoomIn').add('.zoomOut').remove();
                                            $('.h_c_c').append('<a href="#" class="zoomIn" title="">zoomIn</a>');
                                            $('.zoomIn').show();
                                            });                                     
                                        }
                                        });
                                    $('.zoomOut').live('click',function(h){
                                        h.preventDefault();
                                        $('.immagine').css('cursor', 'auto');
                                        if(opt.piro_drag == true){
                                            wrapper.draggable({disabled:false});
                                        }
                                            $(img).draggable({disabled:true});
                                            $('.zoomIn').add('.zoomOut').remove();
                                            $('.h_c_c').append('<a href="#" class="zoomIn" title="">zoomIn</a>');
                                            $('.zoomIn').show();
                                            $(img).animate({'width':  imgW , 'height': imgH, top:0, left:0 },600)
                                        });
                                    $('.zoomIn').live('click',function(w){
                                        w.preventDefault();
                                        $('.zoomIn').add('.zoomOut').remove();
                                        $('.h_c_c').append('<a href="#" class="zoomOut" title="">zoomOut</a>');
                                        $('.zoomOut').show();
                                        if(opt.piro_drag == true){                                  
                                            wrapper.draggable({disabled:true});
                                        }
                                        $(img).draggable({disabled:false});
                                        $(img).animate({'width':  this_w , 'height': this_h , top:-(this_h-imgH)/2, left:-(this_w-imgW)/2 },600,function(){
                                        var imgPos     = div_reg.offset();
                                        var x1 = (imgPos.left + imgW) - this_w;
                                        var y1 = (imgPos.top + imgH) - this_h;
                                        var x2 = imgPos.left;
                                        var y2 = imgPos.top;
                                      $(img).draggable({containment: [x1,y1,x2,y2],scrollSpeed: 400});
                                      $('.immagine').css('cursor', 'move');
                                      });
                                     });
                                    $('.zoomIn').show();
                                    piro_close.show();
                                    $('.caption').slideDown(200);
                                    piro_next.add(piro_prev).add(piro_prev_fake).add(piro_next_fake).css('visibility','visible');
                                    piro_nav.show();
                                    resize.resize(function(){
                                        NimgW = img.width;//1.50;
                                        NimgH = img.heigh;//1.50;
                                        $('.caption').css({width:(NimgW)+'px'});
                                    }); 
                                }); 
                            }); 
                        };
                        img.src = p_link;
                        piro_loader.click(function(){
                        img.src = 'about:blank';
                    });
                }
            switch (params[0]) {
                case 'iframe':
                $('.zoomIn').add('.zoomOut').remove();
                    div_reg.html('').css('overflow','hidden');
                    resize.css('overflow','hidden');
                    piro_close.hide();
                    animate_html();
                    div_reg.piroFadeIn(300,function(){
                        div_reg.append(
                        '<iframe id="my_frame" class="my_frame" src="'+p_link+'" frameborder="0" allowtransparency="true" scrolling="auto" align="top"></iframe>'
                        );
                        $('.my_frame').css({'height':+ (params[2]) +'px','width':+ (params [1])+'px'});
                        piro_loader.hide();
                    });
                break;
                case 'content':
                $('.zoomIn').add('.zoomOut').remove();
                    div_reg.html('').css('overflow','auto');
                    resize.css('overflow','auto');
                    $('.my_frame').remove();
                    piro_close.hide();
                    animate_html();
                    div_reg.piroFadeIn(300,function(){
                        div_reg.load(p_link);
                        //alert(p_link);
                        piro_loader.hide();
                    });
                break;
                case 'inline':
                $('.zoomIn').add('.zoomOut').remove();
                    div_reg.html('').css('overflow','auto');
                    resize.css('overflow','auto');
                    $('.my_frame').remove();
                    piro_close.hide();
                    animate_html();
                    div_reg.piroFadeIn(300,function(){
                        $(p_link).clone(true).appendTo(div_reg).piroFadeIn(300);
                        piro_loader.hide();
                    });
                break;
                case 'flash':
                $('.zoomIn').add('.zoomOut').remove();
                $('.my_frame').remove();
                div_reg.html('').css('overflow','hidden');
                animate_html();
                    var flash_cont =(
                    '<object  width="'+params[1]+'" height="'+params[2]+'">'+
                    '<param name="movie" value="'+ p_link +'" />'+
                    '<param name="wmode" value="transparent" />'+
                    '<param name="allowFullScreen" value="true" />'+
                    '<param name="allowscriptaccess" value="always" />'+
                    '<param name="menu" value="false" />'+
                    '<embed src="'+ p_link +'" type="application/x-shockwave-flash" allowscriptaccess="always" menu="false" wmode="transparent" allowfullscreen="true" width="'+params[1]+'" height="'+params[2]+'">'+
                    '</embed>'+
                    '</object>');
                    div_reg.piroFadeIn(300,function(){
                    $(flash_cont).appendTo(div_reg);
                    piro_loader.hide();
                    });
                break;
                case 'gallery':
                    div_reg.css('overflow','hidden');
                    resize.css('overflow','hidden');
                    $('.my_frame').remove();
                    animate_image();
                break;
                case 'single':
                    $('.my_frame').remove();
                    div_reg.html('').css('overflow','hidden');
                    resize.css('overflow','hidden');
                    animate_image();
                break;
            }   
        }
    });
    $('.immagine').live('click',function(){
        $('.caption').slideToggle(200);
    });
    function close_all (){
        if($('.piro_close').is(':visible')){
                $('.zoomIn').add('.zoomOut').add('.my_frame').add('.caption').remove();
                wrapper.add(div_reg).add(resize).stop();
                if(opt.piro_drag == true){
                    wrapper.draggable({disabled:false});
                }
                var ie_sucks = wrapper;
                if ( $.browser.msie ) {
                    ie_sucks = div_reg.add(piro_bg);
                    $('.div_reg img').remove();
                }else{
                    ie_sucks = wrapper.add(piro_bg);
                }
                ie_sucks.piroFadeOut(200,function(){
                    div_reg.html('');
                    piro_loader.hide();
                    piro_nav.hide();
                    piro_bg.add(wrapper).hide().css('visibility','visible');
                });
            }
        }
        piro_close.add(piro_loader).add(piro_bg).bind('click',function(y){y.preventDefault(); close_all(); });  
    }
	
})(jQuery);