lubuntu.me/plugins/so-widgets-bundle/widgets/image-grid/js/image-grid.js

/* globals jQuery, sowb */
var sowb = window.sowb || {};

jQuery( function($) {
	sowb.setupImageGrids = function() {
		$('.sow-image-grid-wrapper').each( function(){
			var $$ = $(this);
			$$.imagesLoaded( function () {
				var maxWidth = $$.data( 'max-width' ),
					maxHeight = $$.data( 'max-height' );

				if ( maxWidth !== undefined || maxHeight !== undefined ) {
					$$.find( 'img' ).each( function () {
						var $img = $( this ).css( 'display', 'block' ),
							ratio = $img.width() / $img.height();

						var width = [];

						// Lets set the widths of the image
						if ( maxWidth !== undefined && $img.width() > maxWidth ) {
							width.push( maxWidth );
						}

						if ( maxHeight !== undefined && $img.height() > maxHeight ) {
							width.push( Math.round( maxHeight * ratio ) );
						}

						if ( width.length ) {
							width = Math.min.apply( Math, width );
							$img.css( 'max-width', width );
						}

					} );
				}
				else {
					$$.find( 'img' ).css( 'display', 'block' );
				}

				var alignImages = function () {
				};
				alignImages();

				$( window ).resize( alignImages );
			} );
		} );
	};
	sowb.setupImageGrids();

	$( sowb ).on( 'setup_widgets', sowb.setupImageGrids );

} );

window.sowb = sowb;