Toggle fullscreen on double tap (on touchscreen)

1 files changed, 21 insertions, 14 deletions

diff --git a/js/slide-deck.js b/js/slide-deck.js
index b93cea8..5cdb9c4 100644
--- a/js/slide-deck.js
+++ b/js/slide-deck.js
@@ -223,7 +223,7 @@ SlideDeck.prototype.onBodyKeyDown_ = function(e) {
                         break;
 
                 case 80: // P
-                // if (this.controller && this.controller.isPresenter) {
+                        // if (this.controller && this.controller.isPresenter) {
                         document.body.classList.toggle('with-notes');
                         // } else if (this.controller && !this.controller.popup) {
                         // document.body.classList.toggle('with-notes');
@@ -427,24 +427,31 @@ SlideDeck.prototype.loadConfig_ = function(config) {
                 }, false);
 
                 require([ 'hammer' ], function(Hammer) {
-                        var hammer = new Hammer(self.container);
-                        hammer.on('swipe', function(e) {
+
+                        var pressKey = function(keyCode) {
                                 var evt = document.createEvent('Event');
                                 evt.initEvent('keydown', true, true);
+                                evt.keyCode = keyCode;
+                                document.body.dispatchEvent(evt);
+                        };
 
-                                switch (e.gesture.direction) {
-                                        case 'right':
-                                                // previous slide
-                                                evt.keyCode = 37;
-                                                break;
-                                        case 'left':
-                                                // next slide
-                                                evt.keyCode = 39;
-                                                break;
-                                }
+                        var hammer = new Hammer(self.container);
 
-                                document.dispatchEvent(evt);
+                        // previous slide
+                        hammer.on('swiperight', function() {
+                                pressKey(37);
                         });
+
+                        // next slide
+                        hammer.on('swipeleft', function() {
+                                pressKey(39);
+                        });
+
+                        // fullscreen
+                        hammer.on('doubletap', function() {
+                                pressKey(70);
+                        });
+
                 });
 
         }