1 files changed, 81 insertions, 0 deletions
diff --git a/www/wiki/extensions/MultimediaViewer/resources/mmv/logging/mmv.logging.DimensionLogger.js b/www/wiki/extensions/MultimediaViewer/resources/mmv/logging/mmv.logging.DimensionLogger.js
new file mode 100644
index 00000000..82ead14c
--- /dev/null
+++ b/www/wiki/extensions/MultimediaViewer/resources/mmv/logging/mmv.logging.DimensionLogger.js
@@ -0,0 +1,81 @@
+/*
+ * This file is part of the MediaWiki extension MultimediaViewer.
+ *
+ * MultimediaViewer is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MultimediaViewer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with MultimediaViewer.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+( function ( mw, $, oo ) {
+	var DL;
+
+	/**
+	 * Writes EventLogging entries for size measurements related to thumbnail size selection
+	 * (bucket size vs. display size).
+	 *
+	 * @class mw.mmv.logging.DimensionLogger
+	 * @extends mw.mmv.logging.Logger
+	 * @constructor
+	 */
+	function DimensionLogger() {}
+
+	oo.inheritClass( DimensionLogger, mw.mmv.logging.Logger );
+
+	DL = DimensionLogger.prototype;
+
+	/**
+	 * @override
+	 * @inheritdoc
+	 */
+	DL.samplingFactor = mw.config.get( 'wgMultimediaViewer' ).dimensionSamplingFactor;
+
+	/**
+	 * @override
+	 * @inheritdoc
+	 */
+	DL.schema = 'MultimediaViewerDimensions';
+
+	/**
+	 * Logs dimension data.
+	 *
+	 * @param {mw.mmv.model.ThumbnailWidth} imageWidths Widths of the image that will be displayed
+	 * @param {Object} canvasDimensions Canvas width and height in CSS pixels
+	 * @param {string} context Reason for requesting the image, one of 'show', 'resize', 'preload'
+	 */
+	DL.logDimensions = function ( imageWidths, canvasDimensions, context ) {
+		var data;
+
+		data = {
+			screenWidth: screen.width,
+			screenHeight: screen.height,
+			viewportWidth: $( window ).width(),
+			viewportHeight: $( window ).height(),
+			canvasWidth: canvasDimensions.width,
+			canvasHeight: canvasDimensions.height,
+			devicePixelRatio: $.devicePixelRatio(),
+			imgWidth: imageWidths.cssWidth,
+			imageAspectRatio: imageWidths.cssWidth / imageWidths.cssHeight,
+			thumbWidth: imageWidths.real,
+			context: context,
+			samplingFactor: this.samplingFactor
+		};
+
+		if ( this.isEnabled() ) {
+			mw.log( 'mw.mmw.logger.DimensionLogger', data );
+		}
+
+		this.log( data );
+	};
+
+	mw.mmv.logging.DimensionLogger = DimensionLogger;
+	mw.mmv.dimensionLogger = new DimensionLogger();
+}( mediaWiki, jQuery, OO ) );