From 4acd294da3bb4694b5209d7dbf6e32307949ac3b Mon Sep 17 00:00:00 2001
From: Olivier Paroz <github@oparoz.com>
Date: Thu, 25 Jun 2015 20:37:59 +0200
Subject: Add flip effect to sorting buttons We can't use CSS3 because of IE

---
 js/galleryview.js | 69 ++++++++++++++++++++++++++++++++++++++-----------------
 1 file changed, 48 insertions(+), 21 deletions(-)

(limited to 'js/galleryview.js')

diff --git a/js/galleryview.js b/js/galleryview.js
index fc5397f9..5216ceb4 100644
--- a/js/galleryview.js
+++ b/js/galleryview.js
@@ -119,30 +119,16 @@
 		/**
 		 * Manages the sorting interface
 		 *
-		 * @param {string} sortType
-		 * @param {string} sortOrder
+		 * @param {string} sortType name or date
+		 * @param {string} sortOrder asc or des
 		 */
 		sortControlsSetup: function (sortType, sortOrder) {
-			var sortNameButton = $('#sort-name-button');
-			var sortDateButton = $('#sort-date-button');
-			// namedes, dateasc etc.
-			var icon = sortType + sortOrder;
-
-			var setButton = function (button, icon, active) {
-				button.removeClass('active-button');
-				if (active) {
-					button.addClass('active-button');
-				}
-				button.find('img').attr('src', OC.imagePath(Gallery.appName, icon));
-			};
-
-			if (sortType === 'name') {
-				setButton(sortNameButton, icon, true);
-				setButton(sortDateButton, 'dateasc', false); // default icon
-			} else {
-				setButton(sortDateButton, icon, true);
-				setButton(sortNameButton, 'nameasc', false); // default icon
+			var reverseSortType = 'date';
+			if (sortType === 'date') {
+				reverseSortType = 'name';
 			}
+			this._setSortButton(sortType, sortOrder, true);
+			this._setSortButton(reverseSortType, 'asc', false); // default icon
 		},
 
 		/**
@@ -307,6 +293,47 @@
 			} else {
 				wrapper.css('background-color', '#fff');
 			}
+		},
+
+		/**
+		 * Picks the image which matches the sort order
+		 *
+		 * @param {string} sortType name or date
+		 * @param {string} sortOrder asc or des
+		 * @param {bool} active determines if we're setting up the active sort button
+		 * @private
+		 */
+		_setSortButton: function (sortType, sortOrder, active) {
+			var button = $('#sort-' + sortType + '-button');
+			// Removing all the classes which control the image in the button
+			button.removeClass('active-button');
+			button.find('img').removeClass('front');
+			button.find('img').removeClass('back');
+
+			// We need to determine the reverse order in order to send that image to the back
+			var reverseSortOrder = 'des';
+			if (sortOrder === 'des') {
+				reverseSortOrder = 'asc';
+			}
+
+			// We assign the proper order to the button images
+			button.find('img.' + sortOrder).addClass('front');
+			button.find('img.' + reverseSortOrder).addClass('back');
+
+			// The active button needs a hover action for the flip effect
+			if (active) {
+				button.addClass('active-button');
+				if (button.is(":hover")) {
+					button.removeClass('hover');
+				}
+				// We can't use a toggle here
+				button.hover(function () {
+						$(this).addClass('hover');
+					},
+					function () {
+						$(this).removeClass('hover');
+					});
+			}
 		}
 	};
 
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