/* 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({
//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.org
//
lp_getPageScroll: function(){
var yScroll;

if (self.pageYOffset) {
yScroll = self.pageYOffset;
} else if (document.documentElement && document.documentElement.scrollTop){ // Explorer 6 Strict
yScroll = document.documentElement.scrollTop;
} else if (document.body) {// all other Explorers
yScroll = document.body.scrollTop;
}
arrayPageScroll = new Array('',yScroll)
return arrayPageScroll;
},

//
// getPageSize()
// Returns array with page width, height and window width, height
//
lp_getPageSize: function(){

var xScroll, yScroll, pageHeight, pageWidth;

if (window.innerHeight && window.scrollMaxY) {
xScroll = document.body.scrollWidth;
yScroll = window.innerHeight + window.scrollMaxY;
} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
xScroll = document.body.scrollWidth;
yScroll = document.body.scrollHeight;
} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
xScroll = document.body.offsetWidth;
yScroll = document.body.offsetHeight;
}

var windowWidth, windowHeight;
if (self.innerHeight) { // all except Explorer
windowWidth = self.innerWidth;
windowHeight = self.innerHeight;
} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
windowWidth = document.documentElement.clientWidth;
windowHeight = document.documentElement.clientHeight;
} else if (document.body) { // other Explorers
windowWidth = document.body.clientWidth;
windowHeight = document.body.clientHeight;
}

// for small pages with total height less then height of the viewport
if(yScroll < windowHeight){
pageHeight = windowHeight;
} else {
pageHeight = yScroll;
}

// for small pages with total width less then width of the viewport
if(xScroll < windowWidth){
pageWidth = windowWidth;
} else {
pageWidth = xScroll;
}

arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight)
return arrayPageSize;
},

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) {
var szArr = this.lp_getPageSize();
var scrArr = this.lp_getPageScroll();

this.images = images;
this.position();
this.setup(true);
this.top = scrArr[1]+(szArr[3]-parseInt(Window.getHeight()))/2;
this.center.setStyles({top: this.top+'px', display: ''});
this.fx.overlay.custom(0.8);
return this.changeImage(imageNum);
},

position: function() {
var szArr = this.lp_getPageSize();
var scrArr = this.lp_getPageScroll();
this.top = scrArr[1]+(szArr[3]-parseInt(Window.getHeight()));
this.overlay.setStyles({top: this.top+'px', height: parseInt(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) ? '' : 'Image '+(this.activeImage+1)+' of '+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) {
var szArr = this.lp_getPageSize();
var scrArr = this.lp_getPageScroll();
this.position();
this.setup(true);
this.top = scrArr[1]+(szArr[3]-parseInt(Window.getHeight()))/2;
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) ? '' : 'Image '+(this.activeImage+1)+' of '+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;
}
}
});