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(function ($) {
$.fn.gallery_show_message = function(message) {
return this.each(function(i){
$(this).effect("highlight", {"color": "white"}, 3000);
$(this).animate({opacity: 1.0}, 6000);
});
};
// Make the height of all items the same as the tallest item within the set
$.fn.equal_heights = function() {
var tallest_height = 0;
$(this).each(function(){
if ($(this).height() > tallest_height) {
tallest_height = $(this).height();
}
});
return $(this).height(tallest_height);
};
// Vertically align a block element's content
$.fn.gallery_valign = function(container) {
return this.each(function(i){
if (container == null) {
container = 'div';
}
$(this).html("<" + container + " class=\"gValign\">" + $(this).html() + "</" + container + ">");
var el = $(this).children(container + ".gValign");
var elh = $(el).height();
var ph = $(this).height();
var nh = (ph - elh) / 2;
$(el).css('margin-top', nh);
});
};
// Get the viewport size
$.gallery_get_viewport_size = function() {
return {
width : function() {
return $(window).width();
},
height : function() {
return $(window).height();
}
};
};
/**
* Toggle the processing indicator, both large and small
* @param elementID Target ID, including #, to apply .gLoadingSize
*/
$.fn.gallery_show_loading = function() {
return this.each(function(i){
var size;
switch ($(this).attr("id")) {
case "#g-dialog":
case "#gPanel":
size = "Large";
break;
default:
size = "Small";
break;
}
$(this).toggleClass("gLoading" + size);
});
};
/**
* Reduce the width of an image if it's wider than its parent container
* @param elementID The image container's ID
*/
$.fn.gallery_fit_photo = function() {
return this.each(function(i) {
var container_width = $(this).width();
var photo = $(this).gallery_get_photo();
var photo_width = photo.width();
if (container_width < photo_width) {
var proportion = container_width / photo_width;
photo.width(container_width);
photo.height(proportion * photo.height());
}
});
};
/**
* Get a thumbnail or resize photo within a container
* @param elementID The image container's ID
* @return object
*/
$.fn.gallery_get_photo = function() {
var photo = $(this).find("img").filter(function() {
return this.id.match(/gPhotoId-\d+/);
});
return photo;
};
/**
* Get the sum of an element's height, margin-top, and margin-bottom
* @param elementID the element's ID
* @return int
*/
$.fn.gallery_height = function() {
var ht = $(this).height();
var mt = parseInt($(this).css("margin-top"));
var mb = parseInt($(this).css("margin-bottom"));
return ht + parseInt(mt) + parseInt(mb);
};
// Add hover state to buttons
$.fn.gallery_hover_init = function() {
$(".ui-state-default").hover(
function(){
$(this).addClass("ui-state-hover");
},
function(){
$(this).removeClass("ui-state-hover");
}
);
};
// Ajax handler for replacing an image, used in Ajax thumbnail rotation
$.gallery_replace_image = function(data, thumb) {
$(thumb).attr({src: data.src, width: data.width, height: data.height});
};
$.fn.gallery_context_menu = function() {
if ($(".gContextMenu li").length) {
var hover_target = ".gContextMenu";
var in_progress = 0;
$(hover_target + " *").removeAttr('title');
$(hover_target + " ul").hide();
$(hover_target).hover(
function() {
if (in_progress == 0) {
$(this).find("ul").slideDown("fast", function() { in_progress = 1; });
$(this).find(".g-dialogLink").gallery_dialog();
$(this).find(".gAjaxLink").gallery_ajax();
}
},
function() {
$(this).find("ul").slideUp("slow", function() { in_progress = 0; });
}
);
}
};
$.gallery_auto_fit_window = function(imageWidth, imageHeight) {
var size = $.gallery_get_viewport_size();
var width = size.width() - 6,
height = size.height() - 6;
var ratio = width / imageWidth;
imageWidth *= ratio;
imageHeight *= ratio;
/* after scaling the width, check that the height fits */
if (imageHeight > height) {
ratio = height / imageHeight;
imageWidth *= ratio;
imageHeight *= ratio;
}
// handle the case where the calculation is almost zero (2.14e-14)
return {
top: Number((height - imageHeight) / 2),
left: Number((width - imageWidth) / 2),
width: Number(imageWidth),
height: Number(imageHeight)
};
};
})(jQuery);
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