mapviewer.py 文件源码

def run(self):
        """The mainloop"""

        running = True
        while running:
            for event in pygame.event.get():
                if event.type == pygame.QUIT:
                    running = False 
                elif event.type == pygame.KEYDOWN:
                    if event.key == pygame.K_ESCAPE:
                        running = False
                    #if event.key == pygame.K_b:
                      #  self.ballgroup.append(Ball()) # add balls!
            # end of event handler
           # milliseconds = self.clock.tick(self.fps) #
           # seconds = milliseconds / 1000
           # self.playtime += seconds
            # delete everything on screen
            self.screen.blit(self.background, (0, 0)) 
            # write text below sprites
            #write(self.screen, "FPS: {:6.3}  PLAYTIME: {:6.3} SECONDS".format(
            #               self.clock.get_fps(), self.playtime))
            # not-pygame-sprites
            #for myball in self.ballgroup:
            #    myball.update(seconds)
            #for myball in self.ballgroup:
            #    myball.blit(self.screen)
            # write text over everything 
            #write(self.screen, "Press b to add another ball", x=self.width//2, y=250, center=True)
            # next frame
            pygame.display.flip()

        pygame.quit()