private boolean handleDownEvent(@NonNull final MotionEvent event) {
        mDownX = event.getRawX();
        mDownY = event.getRawY();
        return true;
    }
private boolean handleDownEvent(@NonNull final MotionEvent event) {
        mDownX = event.getRawX();
        mDownY = event.getRawY();
        return true;
    }
private boolean handleDownEvent ( @ NonNull final MotionEvent event ) { mDownX = event . getRawX ( ) ; mDownY = event . getRawY ( ) ; return true ; }
Handles the down event.
<p/>
Finds the position and {@code View} of the touch point and, if allowed by the {@link com.nhaarman.listviewanimations.itemmanipulation.dragdrop.DraggableManager},
starts dragging the {@code View}.

@param event the {@link android.view.MotionEvent} that was triggered.

@return {@code true} if we have started dragging, {@code false} otherwise.
Handles the down event . <p / > Finds the position and { @code View } of the touch point and if allowed by the { @link com . nhaarman . listviewanimations . itemmanipulation . dragdrop . DraggableManager } starts dragging the { @code View } .