Added hovered events

static/js/Logger.js

@@ -77,3 +77,14 @@ BD.Event.PreviousNextClicked.prototype.send = function() {
 
     BD.Private.sendData(url, data);
 }
+
+BD.Event.Hovered = function() {};
+BD.Event.Hovered.prototype.send = function() {
+    var url = "/hovered";
+    var data = {
+        start: this.start,
+        arrow_id: this.arrow_id
+    };
+
+    BD.Private.sendData(url, data);
+}

static/js/prototype/raycasterTools.js

@@ -66,12 +66,25 @@ CameraSelecter.prototype.update = function(event) {
 
     if (hovered !== undefined && !(hovered instanceof Coin)) {
         if (hovered !== previousCamera) {
+            // log it
+            var event = new BD.Event.Hovered();
+            event.start = true;
+            event.arrow_id = cameras.cameras.indexOf(this.currentPointedCamera);
+            event.send();
+
             this.prev.x = this.mouse.x;
             this.prev.y = this.mouse.y;
         }
         this.prev.camera = hovered;
         this.prev.go = true;
     } else {
+        if (this.prev.go) {
+        // Log if previous was not null
+            var event = new BD.Event.Hovered();
+            event.start = false;
+            event.arrow_id = null;
+            event.send();
+        }
         this.prev.go = false;
     }
 }