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sternwarte_server/html/sternwarte/javascript/jquery.prettyPhoto_2.4.2.js
2025-11-02 22:52:08 +01:00

562 lines
20 KiB
JavaScript

/* ------------------------------------------------------------------------
Class: prettyPhoto
Use: Lightbox clone for jQuery
Author: Stephane Caron (http://www.no-margin-for-errors.com)
Version: 2.4.2
------------------------------------------------------------------------- */
var $pp_pic_holder;
var $ppt;
(function($) {
$.fn.prettyPhoto = function(settings) {
// global Variables
var doresize = true;
var percentBased = false;
var imagesArray = [];
var setPosition = 0; /* Position in the set */
var pp_contentHeight;
var pp_contentWidth;
var pp_containerHeight;
var pp_containerWidth;
var pp_type = 'image';
// Global elements
var $caller;
var $scrollPos = _getScroll();
// Fallback to a supported theme for IE6
if($.browser.msie && $.browser.version == 6 && (settings.theme == 'light_rounded' || settings.theme == 'dark_rounded' || settings.theme == 'dark_square')){
settings.theme = "light_square";
}
$(window).scroll(function(){ $scrollPos = _getScroll(); _centerPicture(); });
$(window).resize(function(){ _centerPicture(); _resizeOverlay(); });
$(document).keypress(function(e){
switch(e.keyCode){
case 37:
if (setPosition == 1) return;
changePicture('previous');
break;
case 39:
if (setPosition == setCount) return;
changePicture('next');
break;
case 27:
close();
break;
};
});
settings = jQuery.extend({
animationSpeed: 'normal', /* fast/slow/normal */
padding: 20, /* padding for each side of the picture */
opacity: 0, /* Value between 0 and 1 */
showTitle: false, /* 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 */
callback: function(){}
}, settings);
$(this).each(function(){
var hasTitle = false;
var isSet = false;
var setCount = 0; /* Total images in the set */
var arrayPosition = 0; /* Total position in the array */
imagesArray[imagesArray.length] = this;
$(this).bind('click',function(){
open(this);
return false;
});
});
function open(el) {
$caller = $(el);
// Find out if the picture is part of a set
theRel = $caller.attr('rel');
galleryRegExp = /\[(?:.*)\]/;
theGallery = galleryRegExp.exec(theRel);
// Calculate the number of items in the set, and the position of the clicked picture.
isSet = false;
setCount = 0;
_getFileType();
for (i = 0; i < imagesArray.length; i++){
if($(imagesArray[i]).attr('rel').indexOf(theGallery) != -1){
setCount++;
if(setCount > 1) isSet = true;
if($(imagesArray[i]).attr('href') == $caller.attr('href')){
setPosition = setCount;
arrayPosition = i;
};
};
};
_buildOverlay();
// Display the current position
$pp_pic_holder.find('p.currentTextHolder').text(setPosition + settings.counter_separator_label + setCount);
// Position the picture in the center of the viewing area
_centerPicture();
$('#pp_full_res').hide();
$pp_pic_holder.find('.pp_loaderIcon').show();
};
showimage = function(width,height,containerWidth,containerHeight,contentHeight,contentWidth,resized){
$('.pp_loaderIcon').hide();
if($.browser.opera) {
windowHeight = window.innerHeight;
windowWidth = window.innerWidth;
}else{
windowHeight = $(window).height();
windowWidth = $(window).width();
};
$pp_pic_holder.find('.pp_content').animate({'height':contentHeight},settings.animationSpeed);
projectedTop = $scrollPos['scrollTop'] + ((windowHeight/2) - (containerHeight/2));
if(projectedTop < 0) projectedTop = 0 + $pp_pic_holder.find('.ppt').height();
// Resize the holder
$pp_pic_holder.animate({
'top': projectedTop,
'left': ((windowWidth/2) - (containerWidth/2)),
'width': containerWidth
},settings.animationSpeed,function(){
$pp_pic_holder.width(containerWidth);
$pp_pic_holder.find('.pp_hoverContainer,#fullResImage').height(height).width(width);
// Fade the new image
$pp_pic_holder.find('#pp_full_res').fadeIn(settings.animationSpeed,function(){
$(this).find('object,embed').css('visibility','visible');
});
// Show the nav elements
_showContent();
// Fade the resizing link if the image is resized
if(resized) $('a.pp_expand,a.pp_contract').fadeIn(settings.animationSpeed);
});
};
function _showContent(){
// Show the nav
if(isSet && pp_type=="image") { $pp_pic_holder.find('.pp_hoverContainer').fadeIn(settings.animationSpeed); }else{ $pp_pic_holder.find('.pp_hoverContainer').hide(); }
$pp_pic_holder.find('.pp_details').fadeIn(settings.animationSpeed);
// Show the title
if(settings.showTitle && hasTitle){
$ppt.css({
'top' : $pp_pic_holder.offset().top - 22,
'left' : $pp_pic_holder.offset().left + (settings.padding/2),
'display' : 'none'
});
$ppt.fadeIn(settings.animationSpeed);
};
}
function _hideContent(){
// Fade out the current picture
$pp_pic_holder.find('.pp_hoverContainer,.pp_details').fadeOut(settings.animationSpeed);
$pp_pic_holder.find('#pp_full_res object,#pp_full_res embed').css('visibility','hidden');
$pp_pic_holder.find('#pp_full_res').fadeOut(settings.animationSpeed,function(){
$('.pp_loaderIcon').show();
// Preload the image
_preload();
});
// Hide the title
$ppt.fadeOut(settings.animationSpeed);
}
function changePicture(direction){
if(direction == 'previous') {
arrayPosition--;
setPosition--;
}else{
arrayPosition++;
setPosition++;
};
// Allow the resizing of the images
if(!doresize) doresize = true;
_hideContent();
$('a.pp_expand,a.pp_contract').fadeOut(settings.animationSpeed,function(){
$(this).removeClass('pp_contract').addClass('pp_expand');
});
};
function close(){
$pp_pic_holder.find('object,embed').css('visibility','hidden');
$('div.pp_pic_holder,div.ppt').fadeOut(settings.animationSpeed);
$('div.pp_overlay').fadeOut(settings.animationSpeed, function(){
$('div.pp_overlay,div.pp_pic_holder,div.ppt').remove();
// To fix the bug with IE select boxes
if($.browser.msie && $.browser.version == 6){
$('select').css('visibility','visible');
};
settings.callback();
});
doresize = true;
};
function _checkPosition(){
// If at the end, hide the next link
if(setPosition == setCount) {
$pp_pic_holder.find('a.pp_next').css('visibility','hidden');
$pp_pic_holder.find('a.pp_arrow_next').addClass('disabled').unbind('click');
}else{
$pp_pic_holder.find('a.pp_next').css('visibility','visible');
$pp_pic_holder.find('a.pp_arrow_next.disabled').removeClass('disabled').bind('click',function(){
changePicture('next');
return false;
});
};
// If at the beginning, hide the previous link
if(setPosition == 1) {
$pp_pic_holder.find('a.pp_previous').css('visibility','hidden');
$pp_pic_holder.find('a.pp_arrow_previous').addClass('disabled').unbind('click');
}else{
$pp_pic_holder.find('a.pp_previous').css('visibility','visible');
$pp_pic_holder.find('a.pp_arrow_previous.disabled').removeClass('disabled').bind('click',function(){
changePicture('previous');
return false;
});
};
// Change the current picture text
$pp_pic_holder.find('p.currentTextHolder').text(setPosition + settings.counter_separator_label + setCount);
$caller = (isSet) ? $(imagesArray[arrayPosition]) : $caller;
_getFileType();
if($caller.attr('title')){
$pp_pic_holder.find('.pp_description').show().html(unescape($caller.attr('title')));
}else{
$pp_pic_holder.find('.pp_description').hide().text('');
};
if($caller.find('img').attr('alt') && settings.showTitle){
hasTitle = true;
$ppt.html(unescape($caller.find('img').attr('alt')));
}else{
hasTitle = false;
};
};
function _fitToViewport(width,height){
hasBeenResized = false;
_getDimensions(width,height);
// Define them in case there's no resize needed
imageWidth = width;
imageHeight = height;
windowHeight = $(window).height();
windowWidth = $(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
};
};
function _getDimensions(width,height){
$pp_pic_holder.find('.pp_details').width(width).find('.pp_description').width(width - parseFloat($pp_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 + $pp_pic_holder.find('.pp_details').height() + parseFloat($pp_pic_holder.find('.pp_details').css('marginTop')) + parseFloat($pp_pic_holder.find('.pp_details').css('marginBottom'));
pp_contentWidth = width;
pp_containerHeight = pp_contentHeight + $pp_pic_holder.find('.ppt').height() + $pp_pic_holder.find('.pp_top').height() + $pp_pic_holder.find('.pp_bottom').height();
pp_containerWidth = width + settings.padding;
}
function _getFileType(){
if ($caller.attr('href').match(/youtube\.com\/watch/i)) {
pp_type = 'youtube';
}else if($caller.attr('href').indexOf('.mov') != -1){
pp_type = 'quicktime';
}else if($caller.attr('href').indexOf('.swf') != -1){
pp_type = 'flash';
}else if($caller.attr('href').indexOf('iframe') != -1){
pp_type = 'iframe'
}else{
pp_type = 'image';
}
}
function _centerPicture(){
if ($pp_pic_holder){ if($pp_pic_holder.size() == 0){ return; }}else{ return; }; //Make sure the gallery is open
if($.browser.opera) {
windowHeight = window.innerHeight;
windowWidth = window.innerWidth;
}else{
windowHeight = $(window).height();
windowWidth = $(window).width();
};
if(doresize) {
$pHeight = $pp_pic_holder.height();
$pWidth = $pp_pic_holder.width();
$tHeight = $ppt.height();
projectedTop = (windowHeight/2) + $scrollPos['scrollTop'] - ($pHeight/2);
if(projectedTop < 0) projectedTop = 0 + $tHeight;
$pp_pic_holder.css({
'top': projectedTop,
'left': (windowWidth/2) + $scrollPos['scrollLeft'] - ($pWidth/2)
});
$ppt.css({
'top' : projectedTop - $tHeight,
'left' : (windowWidth/2) + $scrollPos['scrollLeft'] - ($pWidth/2) + (settings.padding/2)
});
};
};
function _preload(){
// Hide the next/previous links if on first or last images.
_checkPosition();
if(pp_type == 'image'){
// Set the new image
imgPreloader = new Image();
// Preload the neighbour images
nextImage = new Image();
if(isSet && setPosition > setCount) nextImage.src = $(imagesArray[arrayPosition + 1]).attr('href');
prevImage = new Image();
if(isSet && imagesArray[arrayPosition - 1]) prevImage.src = $(imagesArray[arrayPosition - 1]).attr('href');
pp_typeMarkup = '<img id="fullResImage" src="" />';
$pp_pic_holder.find('#pp_full_res')[0].innerHTML = pp_typeMarkup;
$pp_pic_holder.find('.pp_content').css('overflow','hidden');
$pp_pic_holder.find('#fullResImage').attr('src',$caller.attr('href'));
imgPreloader.onload = function(){
var correctSizes = _fitToViewport(imgPreloader.width,imgPreloader.height);
imgPreloader.width = correctSizes['width'];
imgPreloader.height = correctSizes['height'];
showimage(imgPreloader.width,imgPreloader.height,correctSizes["containerWidth"],correctSizes["containerHeight"],correctSizes["contentHeight"],correctSizes["contentWidth"],correctSizes["resized"]);
};
imgPreloader.src = $caller.attr('href');
}else{
// Get the dimensions
movie_width = ( parseFloat(grab_param('width',$caller.attr('href'))) ) ? grab_param('width',$caller.attr('href')) : 425;
movie_height = ( parseFloat(grab_param('height',$caller.attr('href'))) ) ? grab_param('height',$caller.attr('href')) : 344;
// If the size is % based
if(movie_width.indexOf('%') != -1 || movie_height.indexOf('%') != -1){
movie_height = ($(window).height() * parseFloat(movie_height) / 100) - 100;
movie_width = ($(window).width() * parseFloat(movie_width) / 100) - 100;
parsentBased = true;
}else{
movie_height = parseFloat(movie_height);
movie_width = parseFloat(movie_width);
}
if(pp_type == 'quicktime'){ movie_height+=13; }
// Fit them to viewport
correctSizes = _fitToViewport(movie_width,movie_height);
if(pp_type == 'youtube'){
pp_typeMarkup = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+correctSizes['width']+'" height="'+correctSizes['height']+'"><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="http://www.youtube.com/v/'+grab_param('v',$caller.attr('href'))+'" /><embed src="http://www.youtube.com/v/'+grab_param('v',$caller.attr('href'))+'" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="'+correctSizes['width']+'" height="'+correctSizes['height']+'"></embed></object>';
}else if(pp_type == 'quicktime'){
pp_typeMarkup = '<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab" height="'+correctSizes['height']+'" width="'+correctSizes['width']+'"><param name="src" value="'+$caller.attr('href')+'"><param name="autoplay" value="true"><param name="type" value="video/quicktime"><embed src="'+$caller.attr('href')+'" height="'+correctSizes['height']+'" width="'+correctSizes['width']+'" autoplay="true" type="video/quicktime" pluginspage="http://www.apple.com/quicktime/download/"></embed></object>';
}else if(pp_type == 'flash'){
flash_vars = $caller.attr('href');
flash_vars = flash_vars.substring($caller.attr('href').indexOf('flashvars') + 10,$caller.attr('href').length);
filename = $caller.attr('href');
filename = filename.substring(0,filename.indexOf('?'));
pp_typeMarkup = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="'+correctSizes['width']+'" height="'+correctSizes['height']+'"><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="'+filename+'?'+flash_vars+'" /><embed src="'+filename+'?'+flash_vars+'" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="'+correctSizes['width']+'" height="'+correctSizes['height']+'"></embed></object>';
}else if(pp_type == 'iframe'){
movie_url = $caller.attr('href');
movie_url = movie_url.substr(0,movie_url.indexOf('?'));
pp_typeMarkup = '<iframe src ="'+movie_url+'" width="'+(correctSizes['width']-10)+'" height="'+(correctSizes['height']-10)+'" frameborder="no"></iframe>';
}
// Append HTML
$pp_pic_holder.find('#pp_full_res')[0].innerHTML = pp_typeMarkup;
// Show content
showimage(correctSizes['width'],correctSizes['height'],correctSizes["containerWidth"],correctSizes["containerHeight"],correctSizes["contentHeight"],correctSizes["contentWidth"],correctSizes["resized"]);
}
};
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() {
$('div.pp_overlay').css({
'height':$(document).height(),
'width':$(window).width()
});
};
function _buildOverlay(){
toInject = "";
// Build the background overlay div
toInject += "<div class='pp_overlay'></div>";
// Define the markup to append, depending on the content type.
if(pp_type == 'image'){
pp_typeMarkup = '<img id="fullResImage" src="" />';
}else{
pp_typeMarkup = '';
}
// Basic HTML for the picture holder
toInject += '<div class="pp_pic_holder"><div class="pp_top"><div class="pp_left"></div><div class="pp_middle"></div><div class="pp_right"></div></div><div class="pp_content"><a href="#" class="pp_expand" title="Expand the image">Expand</a><div class="pp_loaderIcon"></div><div class="pp_hoverContainer"><a class="pp_next" href="#">next</a><a class="pp_previous" href="#">previous</a></div><div id="pp_full_res">'+ pp_typeMarkup +'</div><div class="pp_details clearfix"><a class="pp_close" href="#">Close</a><p class="pp_description"></p><div class="pp_nav"><a href="#" class="pp_arrow_previous">Previous</a><p class="currentTextHolder">0'+settings.counter_separator_label+'0</p><a href="#" class="pp_arrow_next">Next</a></div></div></div><div class="pp_bottom"><div class="pp_left"></div><div class="pp_middle"></div><div class="pp_right"></div></div></div>';
// Basic html for the title holder
toInject += '<div class="ppt"></div>';
$('body').append(toInject);
// Set my global selectors
$pp_pic_holder = $('.pp_pic_holder');
$ppt = $('.ppt');
$('div.pp_overlay').css('height',$(document).height()).bind('click',function(){
close();
});
$pp_pic_holder.css({'opacity': 0}).addClass(settings.theme);
$('a.pp_close').bind('click',function(){ close(); return false; });
$('a.pp_expand').bind('click',function(){
$this = $(this);
// Expand the image
if($this.hasClass('pp_expand')){
$this.removeClass('pp_expand').addClass('pp_contract');
doresize = false;
}else{
$this.removeClass('pp_contract').addClass('pp_expand');
doresize = true;
};
_hideContent();
$pp_pic_holder.find('.pp_hoverContainer, #pp_full_res, .pp_details').fadeOut(settings.animationSpeed,function(){
_preload();
});
return false;
});
$pp_pic_holder.find('.pp_previous, .pp_arrow_previous').bind('click',function(){
changePicture('previous');
return false;
});
$pp_pic_holder.find('.pp_next, .pp_arrow_next').bind('click',function(){
changePicture('next');
return false;
});
$pp_pic_holder.find('.pp_hoverContainer').css({
'margin-left': settings.padding/2
});
// If it's not a set, hide the links
if(!isSet) {
$pp_pic_holder.find('.pp_hoverContainer,.pp_nav').hide();
};
// To fix the bug with IE select boxes
if($.browser.msie && $.browser.version == 6){
$('body').addClass('ie6');
$('select').css('visibility','hidden');
};
// Then fade it in
$('div.pp_overlay').css('opacity',0).fadeTo(settings.animationSpeed,settings.opacity, function(){
$pp_pic_holder.css('opacity',0).fadeIn(settings.animationSpeed,function(){
$pp_pic_holder.attr('style','left:'+$pp_pic_holder.css('left')+';top:'+$pp_pic_holder.css('top')+';');
_preload();
});
});
};
};
function grab_param(name,url){
name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
var regexS = "[\\?&]"+name+"=([^&#]*)";
var regex = new RegExp( regexS );
var results = regex.exec( url );
if( results == null )
return "";
else
return results[1];
}
})(jQuery);