@Override
  public void getTransform(Matrix transform) {
    if (mTransformCallback != null) {
      mTransformCallback.getTransform(transform);
    } else {
      transform.reset();
    }
  }
@ Override public void getTransform ( Matrix transform ) { if ( mTransformCallback != null ) { mTransformCallback . getTransform ( transform ) ; } else { transform . reset ( ) ; } }
TransformationCallback methods