plot.py 文件源码

def _getFont(self, size):
        """Take font size, adjusts if printing and returns wx.Font"""
        s = size * self.printerScale * self._fontScale
        of = self.GetFont()
        # Linux speed up to get font from cache rather than X font server
        key = (int(s), of.GetFamily(), of.GetStyle(), of.GetWeight())
        font = self._fontCache.get(key, None)
        if font:
            return font                 # yeah! cache hit
        else:
            font = wx.Font(
                int(s), of.GetFamily(), of.GetStyle(), of.GetWeight())
            self._fontCache[key] = font
            return font