Merge pull request #3 from trinketapp/hard-stop

Exposes a stop method to allow instances to stop rotation.

src/traqball.js

@@ -201,6 +201,9 @@
             bindEvent(THIS.box, 'touchstart', startrotation);
 
             THIS.evHandlers = [startrotation, rotate, finishrotation];
+
+            // expose stopSlide
+            THIS.stop = hardStop;
         })();
 
 
@@ -339,6 +342,13 @@
             }
         }
 
+        function hardStop(done) {
+            stopSlide();
+            if (done) {
+              setTimeout(done, 100);
+            }
+        }
+
         function stopSlide(){
             cancelAnimFrame(slide);
             cleanupMatrix();