public void pathValueToPixel(Path path){
  path.transform(mMatrixValueToPx);
  path.transform(mViewPortHandler.getMatrixTouch());
  path.transform(mMatrixOffset);
}

public void pathValueToPixel ( Path path ) { path . transform ( mMatrixValueToPx ) ; path . transform ( mViewPortHandler . getMatrixTouch ( ) ) ; path . transform ( mMatrixOffset ) ; }
transform a path with all the given matrices very important : keep order to value - touch - offset
