/* ------------------------------------------------------------------------
Class: prettyPhoto
Use: Lightbox clone for jQuery
Author: Stephane Caron (http://www.no-margin-for-errors.com)
Version: 2.5.3
------------------------------------------------------------------------- */
(function(jQuery) {
jQuery.prettyPhoto = {version: '2.5.3'};
jQuery.fn.prettyPhoto = function(settings) {
settings = jQuery.extend({
animationSpeed: 'normal', /* fast/slow/normal */
padding: 40, /* padding for each side of the picture */
opacity: 0.80, /* Value between 0 and 1 */
showTitle: true, /* true/false */
allowresize: true, /* true/false */
counter_separator_label: '/', /* The separator for the gallery counter 1 "of" 2 */
theme: 'dark_square', /* light_rounded / dark_rounded / light_square / dark_square */
hideflash: false, /* Hides all the flash object on a page, set to TRUE if flash appears over prettyPhoto */
modal: false, /* If set to true, only the close button will close the window */
changepicturecallback: function(){}, /* Called everytime an item is shown/changed */
callback: function(){} /* Called when prettyPhoto is closed */
}, settings);
// Fallback to a supported theme for IE6
if(jQuery.browser.msie && jQuery.browser.version == 6){
settings.theme = "dark_square";
}
if(jQuery('.pp_overlay').size() == 0) {
_buildOverlay(); // If the overlay is not there, inject it!
}else{
// Set my global selectors
jQuerypp_pic_holder = jQuery('.pp_pic_holder');
jQueryppt = jQuery('.ppt');
}
// Global variables accessible only by prettyPhoto
var doresize = true, percentBased = false, correctSizes,
// Cached selectors
jQuerypp_pic_holder, jQueryppt, settings,
// prettyPhoto container specific
pp_contentHeight, pp_contentWidth, pp_containerHeight, pp_containerWidth, pp_type = 'image',
//Gallery specific
setPosition = 0,
// Global elements
jQueryscrollPos = _getScroll();
// Window/Keyboard events
jQuery(window).scroll(function(){ jQueryscrollPos = _getScroll(); _centerOverlay(); _resizeOverlay(); });
jQuery(window).resize(function(){ _centerOverlay(); _resizeOverlay(); });
jQuery(document).keydown(function(e){
if(jQuerypp_pic_holder.is(':visible'))
switch(e.keyCode){
case 37:
jQuery.prettyPhoto.changePage('previous');
break;
case 39:
jQuery.prettyPhoto.changePage('next');
break;
case 27:
if(!settings.modal)
jQuery.prettyPhoto.close();
break;
};
});
// Bind the code to each links
jQuery(this).each(function(){
jQuery(this).bind('click',function(){
link = this; // Fix scoping
// Find out if the picture is part of a set
theRel = jQuery(this).attr('rel');
galleryRegExp = /\[(?:.*)\]/;
theGallery = galleryRegExp.exec(theRel);
// Build the gallery array
var images = new Array(), titles = new Array(), descriptions = new Array();
if(theGallery){
jQuery('a[rel*='+theGallery+']').each(function(i){
if(jQuery(this)[0] === jQuery(link)[0]) setPosition = i; // Get the position in the set
images.push(jQuery(this).attr('href'));
titles.push(jQuery(this).find('img').attr('alt'));
descriptions.push(jQuery(this).attr('title'));
});
}else{
images = jQuery(this).attr('href');
titles = (jQuery(this).find('img').attr('alt')) ? jQuery(this).find('img').attr('alt') : '';
descriptions = (jQuery(this).attr('title')) ? jQuery(this).attr('title') : '';
}
jQuery.prettyPhoto.open(images,titles,descriptions);
return false;
});
});
/**
* Opens the prettyPhoto modal box.
* @param image {String,Array} Full path to the image to be open, can also be an array containing full images paths.
* @param title {String,Array} The title to be displayed with the picture, can also be an array containing all the titles.
* @param description {String,Array} The description to be displayed with the picture, can also be an array containing all the descriptions.
*/
jQuery.prettyPhoto.open = function(gallery_images,gallery_titles,gallery_descriptions) {
// To fix the bug with IE select boxes
if(jQuery.browser.msie && jQuery.browser.version == 6){
jQuery('select').css('visibility','hidden');
};
// Hide the flash
if(settings.hideflash) jQuery('object,embed').css('visibility','hidden');
// Convert everything to an array in the case it's a single item
images = jQuery.makeArray(gallery_images);
titles = jQuery.makeArray(gallery_titles);
descriptions = jQuery.makeArray(gallery_descriptions);
if(jQuery('.pp_overlay').size() == 0) {
_buildOverlay(); // If the overlay is not there, inject it!
}else{
// Set my global selectors
jQuerypp_pic_holder = jQuery('.pp_pic_holder');
jQueryppt = jQuery('.ppt');
}
jQuerypp_pic_holder.attr('class','pp_pic_holder ' + settings.theme); // Set the proper theme
isSet = (jQuery(images).size() > 0) ? true : false; // Find out if it's a set
_getFileType(images[setPosition]); // Set the proper file type
_centerOverlay(); // Center it
// Hide the next/previous links if on first or last images.
_checkPosition(jQuery(images).size());
jQuery('.pp_loaderIcon').show(); // Do I need to explain?
// Fade the content in
jQuery('div.pp_overlay').show().fadeTo(settings.animationSpeed,settings.opacity, function(){
jQuerypp_pic_holder.fadeIn(settings.animationSpeed,function(){
// Display the current position
jQuerypp_pic_holder.find('p.currentTextHolder').text((setPosition+1) + settings.counter_separator_label + jQuery(images).size());
// Set the description
if(descriptions[setPosition]){
jQuerypp_pic_holder.find('.pp_description').show().html(unescape(descriptions[setPosition]));
}else{
jQuerypp_pic_holder.find('.pp_description').hide().text('');
};
// Set the title
if(titles[setPosition] && settings.showTitle){
hasTitle = true;
jQueryppt.html(unescape(titles[setPosition]));
}else{
hasTitle = false;
};
// Inject the proper content
if(pp_type == 'image'){
// Set the new image
imgPreloader = new Image();
// Preload the neighbour images
nextImage = new Image();
if(isSet && setPosition > jQuery(images).size()) nextImage.src = images[setPosition + 1];
prevImage = new Image();
if(isSet && images[setPosition - 1]) prevImage.src = images[setPosition - 1];
pp_typeMarkup = '';
jQuerypp_pic_holder.find('#pp_full_res')[0].innerHTML = pp_typeMarkup;
jQuerypp_pic_holder.find('.pp_content').css('overflow','hidden');
jQuerypp_pic_holder.find('#fullResImage').attr('src',images[setPosition]);
imgPreloader.onload = function(){
// Fit item to viewport
correctSizes = _fitToViewport(imgPreloader.width,imgPreloader.height);
_showContent();
};
imgPreloader.src = images[setPosition];
}else{
// Get the dimensions
movie_width = ( parseFloat(grab_param('width',images[setPosition])) ) ? grab_param('width',images[setPosition]) : "425";
movie_height = ( parseFloat(grab_param('height',images[setPosition])) ) ? grab_param('height',images[setPosition]) : "344";
// If the size is % based, calculate according to window dimensions
if(movie_width.indexOf('%') != -1 || movie_height.indexOf('%') != -1){
movie_height = (jQuery(window).height() * parseFloat(movie_height) / 100) - 100;
movie_width = (jQuery(window).width() * parseFloat(movie_width) / 100) - 100;
percentBased = true;
}
movie_height = parseFloat(movie_height);
movie_width = parseFloat(movie_width);
if(pp_type == 'quicktime') movie_height+=15; // Add space for the control bar
// Fit item to viewport
correctSizes = _fitToViewport(movie_width,movie_height);
if(pp_type == 'youtube'){
pp_typeMarkup = '';
}else if(pp_type == 'quicktime'){
pp_typeMarkup = '';
}else if(pp_type == 'flash'){
flash_vars = images[setPosition];
flash_vars = flash_vars.substring(images[setPosition].indexOf('flashvars') + 10,images[setPosition].length);
filename = images[setPosition];
filename = filename.substring(0,filename.indexOf('?'));
pp_typeMarkup = '';
}else if(pp_type == 'iframe'){
movie_url = images[setPosition];
movie_url = movie_url.substr(0,movie_url.indexOf('iframe')-1);
pp_typeMarkup = '';
}
// Show content
_showContent();
}
});
});
};
/**
* Change page in the prettyPhoto modal box
* @param direction {String} Direction of the paging, previous or next.
*/
jQuery.prettyPhoto.changePage = function(direction){
if(direction == 'previous') {
setPosition--;
if (setPosition < 0){
setPosition = 0;
return;
}
}else{
if(jQuery('.pp_arrow_next').is('.disabled')) return;
setPosition++;
};
// Allow the resizing of the images
if(!doresize) doresize = true;
_hideContent();
jQuery('a.pp_expand,a.pp_contract').fadeOut(settings.animationSpeed,function(){
jQuery(this).removeClass('pp_contract').addClass('pp_expand');
jQuery.prettyPhoto.open(images,titles,descriptions);
});
};
/**
* Closes the prettyPhoto modal box.
*/
jQuery.prettyPhoto.close = function(){
jQuerypp_pic_holder.find('object,embed').css('visibility','hidden');
jQuery('div.pp_pic_holder,div.ppt').fadeOut(settings.animationSpeed);
jQuery('div.pp_overlay').fadeOut(settings.animationSpeed, function(){
jQuery('div.pp_overlay,div.pp_pic_holder,div.ppt').remove();
// To fix the bug with IE select boxes
if(jQuery.browser.msie && jQuery.browser.version == 6){
jQuery('select').css('visibility','visible');
};
// Show the flash
if(settings.hideflash) jQuery('object,embed').css('visibility','visible');
setPosition = 0;
settings.callback();
});
doresize = true;
};
/**
* Set the proper sizes on the containers and animate the content in.
*/
_showContent = function(){
jQuery('.pp_loaderIcon').hide();
if(jQuery.browser.opera) {
windowHeight = window.innerHeight;
windowWidth = window.innerWidth;
}else{
windowHeight = jQuery(window).height();
windowWidth = jQuery(window).width();
};
// Calculate the opened top position of the pic holder
projectedTop = jQueryscrollPos['scrollTop'] + ((windowHeight/2) - (correctSizes['containerHeight']/2));
if(projectedTop < 0) projectedTop = 0 + jQuerypp_pic_holder.find('.ppt').height();
// Resize the content holder
jQuerypp_pic_holder.find('.pp_content').animate({'height':correctSizes['contentHeight']},settings.animationSpeed);
// Resize picture the holder
jQuerypp_pic_holder.animate({
'top': projectedTop,
'left': ((windowWidth/2) - (correctSizes['containerWidth']/2)),
'width': correctSizes['containerWidth']
},settings.animationSpeed,function(){
jQuerypp_pic_holder.width(correctSizes['containerWidth']);
jQuerypp_pic_holder.find('.pp_hoverContainer,#fullResImage').height(correctSizes['height']).width(correctSizes['width']);
// Fade the new image
jQuerypp_pic_holder.find('#pp_full_res').fadeIn(settings.animationSpeed);
// Show the nav
if(isSet && pp_type=="image") { jQuerypp_pic_holder.find('.pp_hoverContainer').fadeIn(settings.animationSpeed); }else{ jQuerypp_pic_holder.find('.pp_hoverContainer').hide(); }
jQuerypp_pic_holder.find('.pp_details').fadeIn(settings.animationSpeed);
// Show the title
if(settings.showTitle && hasTitle){
jQueryppt.css({
'top' : jQuerypp_pic_holder.offset().top - 20,
'left' : jQuerypp_pic_holder.offset().left + (settings.padding/2),
'display' : 'none'
});
jQueryppt.fadeIn(settings.animationSpeed);
};
// Fade the resizing link if the image is resized
if(correctSizes['resized']) jQuery('a.pp_expand,a.pp_contract').fadeIn(settings.animationSpeed);
// Once everything is done, inject the content if it's now a photo
if(pp_type != 'image') jQuerypp_pic_holder.find('#pp_full_res')[0].innerHTML = pp_typeMarkup;
// Callback!
settings.changepicturecallback();
});
};
/**
* Hide the content...DUH!
*/
function _hideContent(){
// Fade out the current picture
jQuerypp_pic_holder.find('#pp_full_res object,#pp_full_res embed').css('visibility','hidden');
jQuerypp_pic_holder.find('.pp_hoverContainer,.pp_details').fadeOut(settings.animationSpeed);
jQuerypp_pic_holder.find('#pp_full_res').fadeOut(settings.animationSpeed,function(){
jQuery('.pp_loaderIcon').show();
});
// Hide the title
jQueryppt.fadeOut(settings.animationSpeed);
}
/**
* Check the item position in the gallery array, hide or show the navigation links
* @param setCount {integer} The total number of items in the set
*/
function _checkPosition(setCount){
// If at the end, hide the next link
if(setPosition == setCount-1) {
jQuerypp_pic_holder.find('a.pp_next').css('visibility','hidden');
jQuerypp_pic_holder.find('a.pp_arrow_next').addClass('disabled').unbind('click');
}else{
jQuerypp_pic_holder.find('a.pp_next').css('visibility','visible');
jQuerypp_pic_holder.find('a.pp_arrow_next.disabled').removeClass('disabled').bind('click',function(){
jQuery.prettyPhoto.changePage('next');
return false;
});
};
// If at the beginning, hide the previous link
if(setPosition == 0) {
jQuerypp_pic_holder.find('a.pp_previous').css('visibility','hidden');
jQuerypp_pic_holder.find('a.pp_arrow_previous').addClass('disabled').unbind('click');
}else{
jQuerypp_pic_holder.find('a.pp_previous').css('visibility','visible');
jQuerypp_pic_holder.find('a.pp_arrow_previous.disabled').removeClass('disabled').bind('click',function(){
jQuery.prettyPhoto.changePage('previous');
return false;
});
};
// Hide the bottom nav if it's not a set.
if(setCount > 1) {
jQuery('.pp_nav').show();
}else{
jQuery('.pp_nav').hide();
}
};
/**
* Resize the item dimensions if it's bigger than the viewport
* @param width {integer} Width of the item to be opened
* @param height {integer} Height of the item to be opened
* @return An array containin the "fitted" dimensions
*/
function _fitToViewport(width,height){
hasBeenResized = false;
_getDimensions(width,height);
// Define them in case there's no resize needed
imageWidth = width;
imageHeight = height;
windowHeight = jQuery(window).height();
windowWidth = jQuery(window).width();
if( ((pp_containerWidth > windowWidth) || (pp_containerHeight > windowHeight)) && doresize && settings.allowresize && !percentBased) {
hasBeenResized = true;
notFitting = true;
while (notFitting){
if((pp_containerWidth > windowWidth)){
imageWidth = (windowWidth - 200);
imageHeight = (height/width) * imageWidth;
}else if((pp_containerHeight > windowHeight)){
imageHeight = (windowHeight - 200);
imageWidth = (width/height) * imageHeight;
}else{
notFitting = false;
};
pp_containerHeight = imageHeight;
pp_containerWidth = imageWidth;
};
_getDimensions(imageWidth,imageHeight);
};
return {
width:imageWidth,
height:imageHeight,
containerHeight:pp_containerHeight,
containerWidth:pp_containerWidth,
contentHeight:pp_contentHeight,
contentWidth:pp_contentWidth,
resized:hasBeenResized
};
};
/**
* Get the containers dimensions according to the item size
* @param width {integer} Width of the item to be opened
* @param height {integer} Height of the item to be opened
*/
function _getDimensions(width,height){
jQuerypp_pic_holder.find('.pp_details').width(width).find('.pp_description').width(width - parseFloat(jQuerypp_pic_holder.find('a.pp_close').css('width'))); /* To have the correct height */
// Get the container size, to resize the holder to the right dimensions
pp_contentHeight = height + jQuerypp_pic_holder.find('.pp_details').height() + parseFloat(jQuerypp_pic_holder.find('.pp_details').css('marginTop')) + parseFloat(jQuerypp_pic_holder.find('.pp_details').css('marginBottom'));
pp_contentWidth = width;
pp_containerHeight = pp_contentHeight + jQuerypp_pic_holder.find('.ppt').height() + jQuerypp_pic_holder.find('.pp_top').height() + jQuerypp_pic_holder.find('.pp_bottom').height();
pp_containerWidth = width + settings.padding;
}
function _getFileType(itemSrc){
if (itemSrc.match(/youtube\.com\/watch/i)) {
pp_type = 'youtube';
}else if(itemSrc.indexOf('.mov') != -1){
pp_type = 'quicktime';
}else if(itemSrc.indexOf('.swf') != -1){
pp_type = 'flash';
}else if(itemSrc.indexOf('iframe') != -1){
pp_type = 'iframe'
}else{
pp_type = 'image';
};
};
function _centerOverlay(){
if(jQuery.browser.opera) {
windowHeight = window.innerHeight;
windowWidth = window.innerWidth;
}else{
windowHeight = jQuery(window).height();
windowWidth = jQuery(window).width();
};
if(doresize) {
jQuerypHeight = jQuerypp_pic_holder.height();
jQuerypWidth = jQuerypp_pic_holder.width();
jQuerytHeight = jQueryppt.height();
projectedTop = (windowHeight/2) + jQueryscrollPos['scrollTop'] - (jQuerypHeight/2);
if(projectedTop < 0) projectedTop = 0 + jQuerytHeight;
jQuerypp_pic_holder.css({
'top': projectedTop,
'left': (windowWidth/2) + jQueryscrollPos['scrollLeft'] - (jQuerypWidth/2)
});
jQueryppt.css({
'top' : projectedTop - jQuerytHeight,
'left' : (windowWidth/2) + jQueryscrollPos['scrollLeft'] - (jQuerypWidth/2) + (settings.padding/2)
});
};
};
function _getScroll(){
if (self.pageYOffset) {
scrollTop = self.pageYOffset;
scrollLeft = self.pageXOffset;
} else if (document.documentElement && document.documentElement.scrollTop) { // Explorer 6 Strict
scrollTop = document.documentElement.scrollTop;
scrollLeft = document.documentElement.scrollLeft;
} else if (document.body) {// all other Explorers
scrollTop = document.body.scrollTop;
scrollLeft = document.body.scrollLeft;
}
return {scrollTop:scrollTop,scrollLeft:scrollLeft};
};
function _resizeOverlay() {
jQuery('div.pp_overlay').css({
'height':jQuery(document).height(),
'width':jQuery(window).width()
});
};
function _buildOverlay(){
toInject = "";
// Build the background overlay div
toInject += "";
// Basic HTML for the picture holder
toInject += '