private void doJazziness ( View item , int position , int scrollDirection ) { if ( mIsScrolling ) { if ( mOnlyAnimateNewItems && mAlreadyAnimatedItems . contains ( position ) ) return ; if ( mOnlyAnimateOnFling && ! mIsFlingEvent ) return ; if ( mMaxVelocity > MAX_VELOCITY_OFF && mMaxVelocity < mSpeed ) return ; if ( mSimulateGridWithList ) { ViewGroup itemRow = ( ViewGroup ) item ; for ( int i = 0 ; i < itemRow . getChildCount ( ) ; i ++ ) doJazzinessImpl ( itemRow . getChildAt ( i ) , position , scrollDirection ) ; } else { doJazzinessImpl ( item , position , scrollDirection ) ; } mAlreadyAnimatedItems . add ( position ) ; } }
Initializes the item view and triggers the animation .