piemenu.py 文件源码

def drawCenterPolygon(self, gc):
        """Draw the polygon at the center of the pie menu.
        """
        gc.PushState()

        # set border and fill colors
        gc.SetPen(wx.Pen((80,80,80), 2))
        gc.SetBrush(wx.Brush((0,0,0)))

        # radius of circle that circumscribes the polygon
        radius = 0.1 * self.winRadius
        points = radius * np.array((np.cos(self.angles), np.sin(self.angles))).T

        # draw the polygon
        gc.DrawLines(points)

        gc.PopState()