/* All code copyright 2007 Taras Mankovski */
/* email: tarasm@gmail.com */
/* website: http://www.oscandy.com/author/taras */

// This class adds lightbox functionality to smoothgallery
gallery = gallery.extend({
        initialize: function(element, options) {
                this.parent(element, options);
                this.addEvent('onPopulated', this.makeLink.bind(this));
                if (options.lightbox) this.lightbox = new lightboxforsmoothgallery(this.galleryData, {});
                this.galleryElement.setStyle('text-indent', '0px');
        },
        populateData: function() {
                currentArrayPlace = this.galleryData.length;
                options = this.options;
                data = this.galleryData;
                this.galleryElement.getElement('div.candylinks').remove();
                this.galleryElement.getElements(options.elementSelector).each(function(el) {
                        elementDict = {
                                imagepath: el.getElement(options.linkSelector).getProperty('href'),
                                image: el.getElement(options.imageSelector).getProperty('src'),
                                number: currentArrayPlace
                        };
                        if ((options.showInfopane) | (options.showCarousel))
                                Object.extend(elementDict, {
                                        title: el.getElement(options.titleSelector).innerHTML,
                                        description: el.getElement(options.subtitleSelector).innerHTML
                                });
                        if (options.embedLinks)
                                Object.extend(elementDict, {
                                        link: el.getElement(options.linkSelector).href||false,
                                        linkTitle: el.getElement(options.linkSelector).title
                                });
                        if ((!options.useThumbGenerator) && (options.showCarousel))
                                Object.extend(elementDict, {
                                        thumbnail: el.getElement(options.thumbnailSelector).src
                                });
                        else if (options.useThumbGenerator)
                                Object.extend(elementDict, {
                                        thumbnail: 'resizer.php?imgfile=' + elementDict.image + '&max_width=' + options.thumbWidth + '&max_height=' + options.thumbHeight
                                });
                        
                        data[currentArrayPlace] = elementDict;
                        currentArrayPlace++;
                        if (this.options.destroyAfterPopulate)
                                el.remove();
                });
                this.galleryData = data;
                this.fireEvent('onPopulated');
        },
        makeLink: function (num) {
                this.currentLink.setProperties({
                        href: this.galleryData[num].link,
                        title: this.galleryData[num].linkTitle
                })
                if (this.options.lightbox) this.currentLink.onclick = this.lightbox.open.pass(num, this.lightbox);
                if (!((this.options.embedLinks) && (!this.options.showArrows) && (!this.options.showCarousel)))
                        this.currentLink.setStyle('display', 'block');  
        }
});

/*
        Slimbox v1.22 - The ultimate lightweight Lightbox clone
        by Christophe Beyls (http://www.digitalia.be) - MIT-style license.
        Inspired by the original Lightbox v2 by Lokesh Dhakar.
*/

var Lightbox = new Class({
        
        initialize: function(options) {
                this.options = Object.extend({
                        resizeDuration: 400,            // Duration of height and width resizing (ms)
                        initialWidth: 250,              // Initial width of the box (px)
                        initialHeight: 250,             // Initial height of the box (px)
                        animateCaption: true            // Enable/Disable caption animation
                }, options || {});
                this.anchors = [];
                $A(document.getElementsByTagName('a')).each(function(el){
                        if(el.rel && el.href && el.rel.test('^lightbox', 'i')) {
                                el.onclick = this.click.pass(el, this);
                                this.anchors.push(el);
                        }
                }, this);

                this.eventKeyDown = this.keyboardListener.bindAsEventListener(this);
                this.eventPosition = this.position.bind(this);

                this.buildbox();

                var nextEffect = this.nextEffect.bind(this);
                this.fx = {
                        overlay: this.overlay.effect('opacity', { duration: 500 }).hide(),
                        resize: this.center.effects({ duration: this.options.resizeDuration, onComplete: nextEffect }),
                        image: this.image.effect('opacity', { duration: 500, onComplete: nextEffect }),
                        bottom: this.bottom.effects({ duration: 400, onComplete: nextEffect })
                };
                
                this.preloadPrev = new Image();
                this.preloadNext = new Image();
        },
        buildbox : function () {
                this.overlay = new Element('div').setProperty('id', 'lbOverlay').injectInside(document.body);   
                this.center = new Element('div').setProperty('id', 'lbCenter').setStyles({width: this.options.initialWidth+'px', height: this.options.initialHeight+'px', marginLeft: '-'+(this.options.initialWidth/2)+'px', display: 'none'}).injectInside(document.body);
                this.image = new Element('div').setProperty('id', 'lbImage').injectInside(this.center);
                this.prevLink = new Element('a').setProperties({id: 'lbPrevLink', href: '#'}).setStyle('display', 'none').injectInside(this.image);
                this.nextLink = this.prevLink.clone().setProperty('id', 'lbNextLink').injectInside(this.image);
                this.prevLink.onclick = this.previous.bind(this);
                this.nextLink.onclick = this.next.bind(this);
        
                this.bottom = new Element('div').setProperty('id', 'lbBottom').setStyle('display', 'none').injectInside(document.body);
                new Element('a').setProperties({id: 'lbCloseLink', href: '#'}).injectInside(this.bottom).onclick = this.overlay.onclick = this.close.bind(this);
                this.number = new Element('div').setProperty('id', 'lbNumber').injectInside(this.bottom);
                this.caption = new Element('div').setProperty('id', 'lbCaption').injectInside(this.bottom);
                new Element('div').setStyle('clear', 'both').injectInside(this.bottom);
        },
        click: function(link) {
                if(link.rel.length == 8) {
                        return this.show(link.href, link.title);
                }
                var j, imageNum, images = [];
                this.anchors.each(function(el){
                        if(el.rel == link.rel) {
                                for(j = 0; j < images.length; j++)
                                        if(images[j][0] == el.href) break;
                                if(j == images.length) {                        
                                        images.push([el.href, el.title]);
                                        if(el.href == link.href) imageNum = j;
                                }
                        }
                }, this);
                return this.open(images, imageNum);
        },

        show: function(url, title) {
                return this.open([[url, title]], 0);
        },

        open: function(images, imageNum) {
                this.images = images;
                this.position();
                this.setup(true);
                this.top = Window.getScrollTop() + (Window.getHeight() / 15);
                this.center.setStyles({top: this.top+'px', display: ''});
                this.fx.overlay.custom(0.8);
                return this.changeImage(imageNum);
        },

        position: function() {
                this.overlay.setStyles({top: Window.getScrollTop()+'px', height: Window.getHeight()+'px'});
        },

        setup: function(open) {
                var elements = $A(document.getElementsByTagName('object'));
                elements.extend(document.getElementsByTagName(window.ActiveXObject ? 'select' : 'embed'));
                elements.each(function(el){ el.style.visibility = open ? 'hidden' : ''; });
                var fn = open ? 'addEvent' : 'removeEvent';
                window[fn]('scroll', this.eventPosition)[fn]('resize', this.eventPosition);
                document[fn]('keydown', this.eventKeyDown);
                this.step = 0;
        },

        keyboardListener: function(event) {
                switch(event.keyCode) {
                        case 27: case 88: case 67: this.close(); break;
                        case 37: case 80: this.previous(); break;       
                        case 39: case 78: this.next();
                }
        },

        previous: function() {
                return this.changeImage(this.activeImage-1);
        },

        next: function() {
                return this.changeImage(this.activeImage+1);
        },

        changeImage: function(imageNum) {               
                if(this.step || (imageNum < 0) || (imageNum >= this.images.length)) return false;
                this.step = 1;
                this.activeImage = imageNum;
                
                this.prevLink.style.display = this.nextLink.style.display = 'none';
                this.bottom.setStyles({opacity: '0', height: '0px', display: 'none'});
                this.fx.image.hide();
                this.center.className = 'lbLoading';
                
                this.preload = new Image();
                this.preload.onload = this.nextEffect.bind(this);
                this.preload.src = this.images[imageNum][0];
                return false;
        },

        nextEffect: function() {
                switch(this.step++) {
                case 1:
                        this.center.className = '';
                        this.image.setStyles({backgroundImage: 'url('+this.images[this.activeImage][0]+')', width: this.preload.width+'px'});
                        this.image.style.height = this.prevLink.style.height = this.nextLink.style.height = this.preload.height+'px';
                        
                        this.caption.setHTML(this.images[this.activeImage][1] || '');
                        this.number.setHTML((this.images.length == 1) ? '' : ''+(this.activeImage+1)+' / '+this.images.length);
                        
                        if(this.activeImage != 0) this.preloadPrev.src = this.images[this.activeImage - 1][0];
                        if(this.activeImage != (this.images.length - 1)) this.preloadNext.src = this.images[this.activeImage + 1][0];
                        if(this.center.clientHeight != this.image.offsetHeight+20) {
                                this.fx.resize.custom({height: [this.center.clientHeight, this.image.offsetHeight]});
                                break;
                        }
                        this.step++;
                case 2:
                        if(this.center.clientWidth != this.image.offsetWidth+20) {
                                this.fx.resize.custom({width: [this.center.clientWidth, this.image.offsetWidth], marginLeft: [-this.center.clientWidth/2, -this.image.offsetWidth/2]});
                                break;
                        }
                        this.step++;
                case 3:
                        this.bottom.setStyles({top: (this.top + this.center.clientHeight)+'px', width: this.image.style.width, marginLeft: this.center.style.marginLeft, display: ''});
                        this.fx.image.custom(0, 1);
                        break;
                case 4:
                        if(this.options.animateCaption) {
                                this.fx.bottom.custom({opacity: [0, 1], height: [0, this.bottom.scrollHeight]});
                                break;
                        }
                        this.bottom.setStyles({opacity: '1', height: this.bottom.scrollHeight+'px'});
                case 5:
                        if(this.activeImage != 0) this.prevLink.style.display = '';
                        if(this.activeImage != (this.images.length - 1)) this.nextLink.style.display = '';
                        this.step = 0;
                }
        },

        close: function() {
                if(this.step < 0) return;
                this.step = -1;
                if(this.preload) {
                        this.preload.onload = Class.empty;
                        this.preload = null;
                }
                for(var f in this.fx) this.fx[f].clearTimer();
                this.center.style.display = this.bottom.style.display = 'none';
                this.fx.overlay.chain(this.setup.pass(false, this)).custom(0);
                return false;
        }
});

/* All code copyright 2007 Taras Mankovski */
/* email: tarasm@gmail.com */
/* website: http://www.oscandy.com/author/taras */

// This class extends lightbox class and makes the lightbox compatible with smoothgallery
var lightboxforsmoothgallery = Lightbox.extend({
        initialize: function(galleryData, options) {
                this.options = Object.extend({
                        resizeDuration: 400,    // Duration of height and width resizing (ms)
                        initialWidth: 250,              // Initial width of the box (px)
                        initialHeight: 250,             // Initial height of the box (px)
                        animateCaption: true    // Enable/Disable caption animation
                }, options || {});
                
                this.images = galleryData;
                
                this.eventKeyDown = this.keyboardListener.bindAsEventListener(this);
                this.eventPosition = this.position.bind(this);
                
                this.overlay = new Element('div').setProperty('id', 'lbOverlay').injectInside(document.body);
                
                this.center = new Element('div').setProperty('id', 'lbCenter').setStyles({width: this.options.initialWidth+'px', height: this.options.initialHeight+'px', marginLeft: '-'+(this.options.initialWidth/2)+'px', display: 'none'}).injectInside(document.body);
                this.image = new Element('div').setProperty('id', 'lbImage').injectInside(this.center);
                this.prevLink = new Element('a').setProperties({id: 'lbPrevLink', href: '#'}).setStyle('display', 'none').injectInside(this.image);
                this.nextLink = this.prevLink.clone().setProperty('id', 'lbNextLink').injectInside(this.image);
                this.prevLink.onclick = this.previous.bind(this);
                this.nextLink.onclick = this.next.bind(this);
                
                this.bottom = new Element('div').setProperty('id', 'lbBottom').setStyle('display', 'none').injectInside(document.body);
                this.close = new Element('a').setProperties({id: 'lbCloseLink', href: '#'}).injectInside(this.bottom).onclick = this.overlay.onclick = this.close.bind(this);
                this.number = new Element('div').setProperty('id', 'lbNumber').addClass('gallery').injectInside(this.bottom);
                this.description = new Element('div').setProperty('id', 'lbDescription').injectInside(this.bottom);
                this.title = new Element('div').setProperty('id', 'lbTitle').injectInside(this.description);
                new Element('div').setStyle('clear', 'both').injectInside(this.description);
                this.caption = new Element('div').setProperty('id', 'lbCaption').injectInside(this.description);
                new Element('div').setStyle('clear', 'both').injectInside(this.bottom);
                
                var nextEffect = this.nextEffect.bind(this);
                this.fx = {
                        overlay: this.overlay.effect('opacity', { duration: 500 }).hide(),
                        resize: this.center.effects({ duration: this.options.resizeDuration, onComplete: nextEffect }),
                        image: this.image.effect('opacity', { duration: 500, onComplete: nextEffect }),
                        bottom: this.bottom.effects({ duration: 400, onComplete: nextEffect })
                };
                
                this.preloadPrev = new Image();
                this.preloadNext = new Image();
                
                this.open.bind(this);
                this.changeImage.bind(this);            
        },
        open: function(num) {
                this.position();
                this.setup(true);
                this.top = Window.getScrollTop() + (Window.getHeight() / 15);
                this.center.setStyles({top: this.top+'px', display: ''});
                this.fx.overlay.custom(0.8);
                return this.changeImage(num);
        },
        changeImage: function(num) {            
                if(this.step || (num < 0) || (num >= this.images.length)) return false;
                this.step = 1;
                this.activeImage = num;
                
                this.prevLink.style.display = this.nextLink.style.display = 'none';
                this.bottom.setStyles({opacity: '0', height: '0px', display: 'none'});
                this.fx.image.hide();
                this.center.className = 'lbLoading';
                
                this.preload = new Image();
                this.preload.onload = this.nextEffect.bind(this);
                this.preload.src = this.images[num].imagepath;
                return false;
        },
        nextEffect: function() {
                switch(this.step++) {
                case 1:
                        this.center.className = '';
                        this.image.setStyles({backgroundImage: 'url('+this.images[this.activeImage].imagepath+')', width: this.preload.width+'px'});
                        this.image.style.height = this.prevLink.style.height = this.nextLink.style.height = this.preload.height+'px';
                        
                        this.title.setHTML(this.images[this.activeImage].title || '');
                        this.caption.setHTML(this.images[this.activeImage].description || '');
                        this.number.setHTML((this.images.length == 1) ? '' : ''+(this.activeImage+1)+' / '+this.images.length);
        
                        if(this.activeImage != 0) this.preloadPrev.src = this.images[this.activeImage - 1].imagepath;
                        if(this.activeImage != (this.images.length - 1)) this.preloadNext.src = this.images[this.activeImage + 1].imagepath;
                        if(this.center.clientHeight != this.image.offsetHeight+20) {
                                this.fx.resize.custom({height: [this.center.clientHeight, this.image.offsetHeight]});
                                break;
                        }
                        this.step++;
                case 2:
                        if(this.center.clientWidth != this.image.offsetWidth+20) {
                                this.fx.resize.custom({width: [this.center.clientWidth, this.image.offsetWidth], marginLeft: [-this.center.clientWidth/2, -this.image.offsetWidth/2]});
                                break;
                        }
                        this.step++;
                case 3:
                        this.bottom.setStyles({top: (this.top + this.center.clientHeight)+'px', width: this.image.style.width, marginLeft: this.center.style.marginLeft, display: ''});
                        this.fx.image.custom(0, 1);
                        break;
                case 4:
                        if(this.options.animateCaption) {
                                this.fx.bottom.custom({opacity: [0, 1], height: [0, this.bottom.scrollHeight]});
                                break;
                        }
                        this.bottom.setStyles({opacity: '1', height: this.bottom.scrollHeight+'px'});
                case 5:
                        if(this.activeImage != 0) this.prevLink.style.display = '';
                        if(this.activeImage != (this.images.length - 1)) this.nextLink.style.display = '';
                        this.step = 0;
                }
        }
});