recipe-578875.py 文件源码

def painthms(self):
        self.canvas.delete(self._ALL)  # delete the handles
        T = datetime.timetuple(datetime.utcnow()-self.delta)
        x,x,x,h,m,s,x,x,x = T
        self.root.title('%02i:%02i:%02i' %(h,m,s))
        angle = pi/2 - pi/6 * (h + m/60.0)
        x, y = cos(angle)*0.70,sin(angle)*0.70   
        scl = self.canvas.create_line
        # draw the hour handle
        scl(self.T.windowToViewport(0,0,x,y), fill = self.timecolor, tag=self._ALL, width = self.pad/3)
        angle = pi/2 - pi/30 * (m + s/60.0)
        x, y = cos(angle)*0.90,sin(angle)*0.90
        # draw the minute handle
        scl(self.T.windowToViewport(0,0,x,y), fill = self.timecolor, tag=self._ALL, width = self.pad/5)
        angle = pi/2 - pi/30 * s
        x, y = cos(angle)*0.95,sin(angle)*0.95   
        # draw the second handle
        scl(self.T.windowToViewport(0,0,x,y), fill = self.timecolor, tag=self._ALL, arrow = 'last')

    ## Draws a circle at a given point.
    # 
    #  @param x,y given point.
    #