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if (active_page == 'index' || active_page == 'thread')
$(function(){
var gallery_view = false;
$('hr:first').before('<div id="gallery-view" style="text-align:right"><a class="unimportant" href="javascript:void(0)">-</a></div>');
$('#gallery-view a').html(gallery_view ? _("Disable gallery mode") : _("Enable gallery mode")).click(function() {
gallery_view = !gallery_view;
$(this).html(gallery_view ? _("Disable gallery mode") : _("Enable gallery mode"));
toggle_gview(document);
});
var toggle_gview = function(elem) {
if (gallery_view) {
$(elem).find('img.post-image').parent().each(function() {
this.oldonclick = this.onclick;
this.onclick = handle_click;
$(this).attr('data-galid', Math.random());
});
}
else {
$(elem).find('img.post-image').parent().each(function() {
if (this.onclick == handle_click) this.onclick = this.oldonclick;
});
}
};
$(document).on('new_post', toggle_gview);
var gallery_opened = false;
var handle_click = function(e) {
e.stopPropagation();
e.preventDefault();
if (!gallery_opened) open_gallery();
gallery_setimage($(this).attr('data-galid'));
};
var handler, images, active, toolbar;
var open_gallery = function() {
$('body').css('overflow', 'hidden');
gallery_opened = true;
handler = $("<div id='alert_handler'></div>").hide().appendTo('body').css('text-align', 'left');
$("<div id='alert_background'></div>").click(close_gallery).appendTo(handler);
images = $("<div id='gallery_images'></div>").appendTo(handler);
toolbar = $("<div id='gallery_toolbar'></div>").appendTo(handler);
active = $("<div id='gallery_main'></div>").appendTo(handler);
active.on('click', function() {
close_gallery();
});
$('img.post-image').parent().each(function() {
var thumb = $(this).find('img').attr('src');
var i = $('<img>').appendTo(images);
i.attr('src', thumb);
i.attr('data-galid-th', $(this).attr('data-galid'));
i.on('click', function(e) {
gallery_setimage($(this).attr('data-galid-th'));
});
});
$("<a href='javascript:void(0)'><i class='fa fa-times'></i></div>")
.click(close_gallery).appendTo(toolbar);
handler.fadeIn(400);
};
var gallery_setimage = function(a) {
if (a == +1 || a == -1) {
var meth = (a == -1) ? 'prev' : 'next';
a = $('#gallery_images img.active')[meth]().attr('data-galid-th');
if (!a) return;
}
$('#gallery_images img.active').removeClass('active');
var thumb = $('#gallery_images img[data-galid-th="'+a+'"]');
var elem = $('a[data-galid="'+a+'"]');
thumb.addClass('active');
var topscroll = thumb.position().top + images.scrollTop();
topscroll -= images.height() / 2;
topscroll += thumb.height() / 2;
images.animate({'scrollTop': topscroll}, 300);
var img = elem.attr('href');
active.find('img').fadeOut(200, function() { $(this).remove(); });
var i = $('<img>');
i.attr('src', img);
i.appendTo(active);
i.hide();
i.on('load', function() {
i.css('left', 'calc(50% - '+i.width()+'px / 2)');
i.css('top', 'calc(50% - '+i.height()+'px / 2)');
i.fadeIn(200);
}).on('click', function(e) {
e.stopPropagation();
gallery_setimage(+1);
});
};
var close_gallery = function() {
$('body').css('overflow', 'auto');
gallery_opened = false;
handler.fadeOut(400, function() { handler.remove(); });
};
});
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