_start: function()

in content/js/fancybox.js [765:908]

• 74 lines of code
• 28 McCabe index (conditional complexity)

		_start: function (index) {
			var coming = {},
				obj    = F.group[ index ] || null,
				href,
				type,
				margin,
				padding;

			if (!obj) {
				return false;
			}

			coming = $.extend(true, {}, F.opts, obj);

			// Convert margin and padding properties to array - top, right, bottom, left
			margin  = coming.margin;
			padding = coming.padding;

			if ($.type(margin) === 'number') {
				coming.margin = [margin, margin, margin, margin];
			}

			if ($.type(padding) === 'number') {
				coming.padding = [padding, padding, padding, padding];
			}

			// 'modal' propery is just a shortcut
			if (coming.modal) {
				$.extend(true, coming, {
					closeBtn   : false,
					closeClick : false,
					nextClick  : false,
					arrows     : false,
					mouseWheel : false,
					keys       : null,
					helpers: {
						overlay : {
							closeClick : false
						}
					}
				});
			}

			// 'autoSize' property is a shortcut, too
			if (coming.autoSize) {
				coming.autoWidth = coming.autoHeight = true;
			}

			if (coming.width === 'auto') {
				coming.autoWidth = true;
			}

			if (coming.height === 'auto') {
				coming.autoHeight = true;
			}

			/*
			 * Add reference to the group, so it`s possible to access from callbacks, example:
			 * afterLoad : function() {
			 *     this.title = 'Image ' + (this.index + 1) + ' of ' + this.group.length + (this.title ? ' - ' + this.title : '');
			 * }
			 */

			coming.group  = F.group;
			coming.index  = index;

			// Give a chance for callback or helpers to update coming item (type, title, etc)
			F.coming = coming;

			if (false === F.trigger('beforeLoad')) {
				F.coming = null;

				return;
			}

			type = coming.type;
			href = coming.href;

			if (!type) {
				F.coming = null;

				//If we can not determine content type then drop silently or display next/prev item if looping through gallery
				if (F.current && F.router && F.router !== 'jumpto') {
					F.current.index = index;

					return F[ F.router ]( F.direction );
				}

				return false;
			}

			F.isActive = true;

			if (type === 'image' || type === 'swf') {
				coming.autoHeight = coming.autoWidth = false;
				coming.scrolling  = 'visible';
			}

			if (type === 'image') {
				coming.aspectRatio = true;
			}

			if (type === 'iframe' && isTouch) {
				coming.scrolling = 'scroll';
			}

			// Build the neccessary markup
			coming.wrap = $(coming.tpl.wrap).addClass('fancybox-' + (isTouch ? 'mobile' : 'desktop') + ' fancybox-type-' + type + ' fancybox-tmp ' + coming.wrapCSS).appendTo( coming.parent );

			$.extend(coming, {
				skin  : $('.fancybox-skin',  coming.wrap),
				outer : $('.fancybox-outer', coming.wrap),
				inner : $('.fancybox-inner', coming.wrap)
			});

			$.each(["Top", "Right", "Bottom", "Left"], function(i, v) {
				coming.skin.css('padding' + v, getValue(coming.padding[ i ]));
			});

			F.trigger('onReady');

			// Check before try to load; 'inline' and 'html' types need content, others - href
			if (type === 'inline' || type === 'html') {
				if (!coming.content || !coming.content.length) {
					return F._error( 'content' );
				}

			} else if (!href) {
				return F._error( 'href' );
			}

			if (type === 'image') {
				F._loadImage();

			} else if (type === 'ajax') {
				F._loadAjax();

			} else if (type === 'iframe') {
				F._loadIframe();

			} else {
				F._afterLoad();
			}
		},