import pygame
from pygame import locals

pygame.init()   # 初始化
score = 0
grid_size = 20  # 格子大小
grid_num_width = 15     # 横向格子数量
grid_num_height = 25      # 纵向格子数量
FPS = 30

# 创建窗口
screen = pygame.display.set_mode((460, 500))
pygame.display.set_caption("俄罗斯方块")
clock = pygame.time.Clock()  # pygame时钟，控制游戏速度（帧数）
# 载入素材
background = pygame.image.load('bg.png')
font = pygame.font.Font('STKAITI.TTF', 60)  # 字体
center=[1,8]
while True:
    for event in pygame.event.get():
        if event.type == locals.QUIT:
            exit()
        if event.type == locals.KEYDOWN:
            if event.key == locals.K_LEFT:
                if center[1]>1:
                    center[1]-=1
            if event.key == locals.K_RIGHT:
                if center[1]<15:
                    center[1]+=1
            if event.key == locals.K_DOWN:
                if center[0]<25:
                    center[0]+=1
    
    

    # 将背景图画上去
    screen.blit(background,(0,0))
    # 得分
    text=font.render(str(score),True,(1,1,1))
    screen.blit(text,(350,70))
    #
    pygame.draw.rect(screen,(255,0,0),(center[1]*20-20,center[0]*20-20,20,20),0)
    pygame.draw.rect(screen,(255,255,255),(center[1]*20-20,center[0]*20-20,20,20),2)
    # 刷新画面
    pygame.display.update()
    clock.tick(FPS)