images.py 文件源码

def get_tile(self, image_name, clip_x, clip_y):
            if image_name not in self.images:
                s = pygame.Surface((self.tile_size,self.tile_size))
                s.fill((0,0,0))
                return s

            surface = self.images[image_name]

            rect = pygame.Rect(
                (
                    clip_x*self.tile_size,
                    clip_y*self.tile_size,
                    self.tile_size,
                    self.tile_size
                )
            )
            image = pygame.Surface(rect.size, pygame.SRCALPHA)
            image.fill((0,0,0,0))

            image.blit(surface, (0, 0), rect)
            return image