Browse Source

Updates to leap.js and index.html

Added timing code to limit gesture calls.
Added gesture to access the overview.
index.html includes the leap plugin
Rory Hardy 11 years ago
parent
commit
70cade3732
2 changed files with 45 additions and 19 deletions
  1. 5 1
      index.html
  2. 40 18
      plugin/leap/leap.js

+ 5 - 1
index.html

@@ -359,6 +359,9 @@ function linkify( selector ) {
 				progress: true,
 				history: true,
 				center: true,
+				leap: {
+			    invert : true
+			  },
 
 				theme: Reveal.getQueryHash().theme, // available themes are in /css/theme
 				transition: Reveal.getQueryHash().transition || 'default', // default/cube/page/concave/zoom/linear/fade/none
@@ -370,7 +373,8 @@ function linkify( selector ) {
 					{ src: 'plugin/markdown/markdown.js', condition: function() { return !!document.querySelector( '[data-markdown]' ); } },
 					{ src: 'plugin/highlight/highlight.js', async: true, callback: function() { hljs.initHighlightingOnLoad(); } },
 					{ src: 'plugin/zoom-js/zoom.js', async: true, condition: function() { return !!document.body.classList; } },
-					{ src: 'plugin/notes/notes.js', async: true, condition: function() { return !!document.body.classList; } }
+					{ src: 'plugin/notes/notes.js', async: true, condition: function() { return !!document.body.classList; } },
+					{ src: 'plugin/leap/leap.js', async: true, }
 					// { src: 'plugin/search/search.js', async: true, condition: function() { return !!document.body.classList; } }
 					// { src: 'plugin/remotes/remotes.js', async: true, condition: function() { return !!document.body.classList; } }
 				]

+ 40 - 18
plugin/leap/leap.js

@@ -21,34 +21,56 @@ var b=right.criteria;if(a!==b){if(a>b||a===void 0)return 1;if(a<b||b===void 0)re
  */
 
 (function () {
-  var controller = new Leap.Controller({enableGestures: true}),
-      config = Reveal.getConfig().leap ||
+  var controller  = new Leap.Controller({enableGestures: true}),
+      lastGesture = 0,
+      config      = Reveal.getConfig().leap ||
         {
           invert: false
-        };
+        },
+      now;
 
   controller.on('frame', function (frame) {
-    if (frame.gestures.length > 0) {
-      var gesture = frame.gestures[0];
-      //console.log(gesture);
-      var x = gesture.direction[0];
-      var y = gesture.direction[1];
-      if (gesture.state === 'start' && gesture.type === 'swipe') {
-        if (Math.abs(x) > Math.abs(y)) {
-          if (x > 0) {
-            config.invert ? Reveal.left() : Reveal.right();
+    now = new Date().getTime();
+
+    if( lastGesture === 0 ) {
+      lastGesture = now;
+    }
+
+    if ( (now - lastGesture) > 500 && frame.gestures.length > 0 ) {
+      var gesture = frame.gestures[0],
+          x       = gesture.direction[0],
+          y       = gesture.direction[1];
+
+      
+      if ( gesture.speed > 1000 && gesture.state === 'start' && gesture.type === 'swipe' ) {
+        if( frame.fingers.length > 1 ) {
+          if ( Math.abs(x) > Math.abs(y) ) {
+            if ( x > 0 ) {
+              config.invert ? Reveal.left() : Reveal.right();
+            } else {
+              config.invert ? Reveal.right() : Reveal.left();
+            }
+
+            lastGesture = now;
           } else {
-            config.invert ? Reveal.right() : Reveal.left();
+            if ( y > 0 ) {
+              config.invert ? Reveal.down() : Reveal.up();
+            } else {
+              config.invert ? Reveal.up() : Reveal.down();
+            }
           }
-        } else {
-          if (y > 0) {
-            config.invert ? Reveal.down() : Reveal.up();
-          } else {
-            config.invert ? Reveal.up() : Reveal.down();
+
+          lastGesture = now;
+        } else if( frame.hands.length == 2 ) {
+          if ( y > 0 ) {
+            Reveal.toggleOverview();
           }
+
+          lastGesture = now;
         }
       }
     }
   });
+
   controller.connect();
 })();