camera5

def main():
    global FPSCLOCK
    FPSCLOCK = pygame.time.Clock()
    cam = Camera(WORLDWIDTH/4,WORLDHEIGHT/4)          
    world_in_cam_surf = WORLDSURF .subsurface((cam.x,cam.y,WINDOWWIDTH,WINDOWHEIGHT))
    CAMERASURF.blit(world_in_cam_surf,(0,0))
    print cam.x,cam.y
    sq = Sq(WINDOWWIDTH/2,WINDOWHEIGHT/2,cam)
    cam.follow(sq)
    while True:  
        for event in pygame.event.get():
            if event.type == QUIT:
                pygame.quit()
                sys.exit()
            elif event.type == KEYDOWN:
                if event.key in (K_LEFT, K_a) :
                    print "left pressed"
                    cam.update(LEFT)   
                elif event.key in (K_RIGHT, K_d) :
                    print "right pressed"
                    cam.update(RIGHT)
                elif event.key in (K_UP, K_w) :
                    cam.update(UP)
                    print "up pressed"
                elif event.key in (K_DOWN, K_w) :
                    cam.update(DOWN)
                    print "down pressed"
            world_in_cam_surf = WORLDSURF .subsurface((cam.x,cam.y,WINDOWWIDTH,WINDOWHEIGHT))
            CAMERASURF.blit(world_in_cam_surf,(0,0))
            CAMERASURF.blit(sq.surf,(sq.x,sq.y))
            pygame.display.update()
            FPSCLOCK.tick(FPS)
           
if __name__ == "__main__":
    main()