def setFontSize(self, sz):
        self._mFontSize = sz
        self._mFont = pg.font.Font(self._mFontName, self._mFontSize)
        return None
This method sets the font size roughly in points. A size of 10 is almost
dataset/ETHPy150Open sightmachine/SimpleCV/SimpleCV/DrawingLayer.py/DrawingLayer.setFontSize