Merge pull request #84 from Andrius-B/develop

Fixed scroll input lag

Author: reilem

library/src/main/java/com/alamkanak/weekview/WeekView.java

@@ -164,10 +164,16 @@ private enum Direction {
 
         @Override
         public boolean onDown(MotionEvent e) {
-            goToNearestOrigin();
+            stopScrolling();
             return true;
         }
 
+        @Override
+        public boolean onSingleTapUp(MotionEvent e){
+            goToNearestOrigin();
+            return false;
+        }
+
         @Override
         public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
             // Check if view is zoomed.
@@ -272,6 +278,7 @@ public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float ve
 
         @Override
         public boolean onSingleTapConfirmed(MotionEvent e) {
+            goToNearestOrigin();
 
             // If the tap was on an event then trigger the callback.
             if (mEventRects != null && mEventClickListener != null) {
@@ -371,6 +378,7 @@ top < getHeight() &&
         @Override
         public void onLongPress(MotionEvent e) {
             super.onLongPress(e);
+            goToNearestOrigin();
 
             if (mEventLongPressListener != null && mEventRects != null) {
                 List<EventRect> reversedEventRects = mEventRects;
@@ -2525,6 +2533,16 @@ public boolean onTouchEvent(MotionEvent event) {
         return val;
     }
 
+    /**
+     * A lighter function to stop the current scroll animation
+     */
+    private void stopScrolling(){
+        //force scroller animation stop
+        mScroller.forceFinished(true);
+        // Reset scrolling and fling direction.
+        mCurrentScrollDirection = mCurrentFlingDirection = Direction.NONE;
+    }
+
     private void goToNearestOrigin() {
         double leftDays = mCurrentOrigin.x / (mWidthPerDay + mColumnGap);