关于python:用Python实现经典90坦克大战支持单双人模式

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坦克大战是一个比拟经典的小游戏,而 90 坦克大战是一个比拟经典的版本,咱们来看一下如何利用 Python 实现坦克大战,先睹为快。

游戏设定

根本组成

  • 场景
  • 坦克
  • 子弹
  • 食物
  • 大本营

操作规定

玩家一

  • 挪动:WASD
  • 射击:J

玩家二

  • 挪动:←→↑↓
  • 射击:0

次要实现

场景实现代码

# 场景类
import pygame
import random

# 石头墙
class Brick(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        self.brick = pygame.image.load('images/scene/brick.png')
        self.rect = self.brick.get_rect()
        self.being = False
# 钢墙
class Iron(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        self.iron = pygame.image.load('images/scene/iron.png')
        self.rect = self.iron.get_rect()
        self.being = False
# 冰
class Ice(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        self.ice = pygame.image.load('images/scene/ice.png')
        self.rect = self.ice.get_rect()
        self.being = False
# 河流
class River(pygame.sprite.Sprite):
    def __init__(self, kind=None):
        pygame.sprite.Sprite.__init__(self)
        if kind is None:
            self.kind = random.randint(0, 1)
        self.rivers = ['images/scene/river1.png', 'images/scene/river2.png']
        self.river = pygame.image.load(self.rivers[self.kind])
        self.rect = self.river.get_rect()
        self.being = False
# 树
class Tree(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        self.tree = pygame.image.load('images/scene/tree.png')
        self.rect = self.tree.get_rect()
        self.being = False
# 地图
class Map():
    def __init__(self, stage):
        self.brickGroup = pygame.sprite.Group()
        self.ironGroup  = pygame.sprite.Group()
        self.iceGroup = pygame.sprite.Group()
        self.riverGroup = pygame.sprite.Group()
        self.treeGroup = pygame.sprite.Group()
        if stage == 1:
            self.stage1()
        elif stage == 2:
            self.stage2()
    # 关卡一
    def stage1(self):
        for x in [2, 3, 6, 7, 18, 19, 22, 23]:
            for y in [2, 3, 4, 5, 6, 7, 8, 9, 10, 17, 18, 19, 20, 21, 22, 23]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x in [10, 11, 14, 15]:
            for y in [2, 3, 4, 5, 6, 7, 8, 11, 12, 15, 16, 17, 18, 19, 20]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x in [4, 5, 6, 7, 18, 19, 20, 21]:
            for y in [13, 14]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x in [12, 13]:
            for y in [16, 17]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x, y in [(11, 23), (12, 23), (13, 23), (14, 23), (11, 24), (14, 24), (11, 25), (14, 25)]:
            self.brick = Brick()
            self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
            self.brick.being = True
            self.brickGroup.add(self.brick)
        for x, y in [(0, 14), (1, 14), (12, 6), (13, 6), (12, 7), (13, 7), (24, 14), (25, 14)]:
            self.iron = Iron()
            self.iron.rect.left, self.iron.rect.top = 3 + x * 24, 3 + y * 24
            self.iron.being = True
            self.ironGroup.add(self.iron)
    # 关卡二
    def stage2(self):
        for x in [2, 3, 6, 7, 18, 19, 22, 23]:
            for y in [2, 3, 4, 5, 6, 7, 8, 9, 10, 17, 18, 19, 20, 21, 22, 23]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x in [10, 11, 14, 15]:
            for y in [2, 3, 4, 5, 6, 7, 8, 11, 12, 15, 16, 17, 18, 19, 20]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x in [4, 5, 6, 7, 18, 19, 20, 21]:
            for y in [13, 14]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x in [12, 13]:
            for y in [16, 17]:
                self.brick = Brick()
                self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
                self.brick.being = True
                self.brickGroup.add(self.brick)
        for x, y in [(11, 23), (12, 23), (13, 23), (14, 23), (11, 24), (14, 24), (11, 25), (14, 25)]:
            self.brick = Brick()
            self.brick.rect.left, self.brick.rect.top = 3 + x * 24, 3 + y * 24
            self.brick.being = True
            self.brickGroup.add(self.brick)
        for x, y in [(0, 14), (1, 14), (12, 6), (13, 6), (12, 7), (13, 7), (24, 14), (25, 14)]:
            self.iron = Iron()
            self.iron.rect.left, self.iron.rect.top = 3 + x * 24, 3 + y * 24
            self.iron.being = True
            self.ironGroup.add(self.iron)
    def protect_home(self):
        for x, y in [(11, 23), (12, 23), (13, 23), (14, 23), (11, 24), (14, 24), (11, 25), (14, 25)]:
            self.iron = Iron()
            self.iron.rect.left, self.iron.rect.top = 3 + x * 24, 3 + y * 24
            self.iron.being = True
            self.ironGroup.add(self.iron)

坦克实现代码

# 坦克类
import pygame
import random
from BattleCity.bullet import Bullet

# 我方坦克类
class myTank(pygame.sprite.Sprite):
    def __init__(self, player):
        pygame.sprite.Sprite.__init__(self)
        # 玩家编号 (1/2)
        self.player = player
        # 不同玩家用不同的坦克 (不同等级对应不同的图)
        if player == 1:
            self.tanks = ['images/myTank/tank_T1_0.png', 'images/myTank/tank_T1_1.png', 'images/myTank/tank_T1_2.png']
        elif player == 2:
            self.tanks = ['images/myTank/tank_T2_0.png', 'images/myTank/tank_T2_1.png', 'images/myTank/tank_T2_2.png']
        else:
            raise ValueError('myTank class -> player value error.')
        # 坦克等级 (初始 0)
        self.level = 0
        # 载入 (两个 tank 是为了轮子特效)
        self.tank = pygame.image.load(self.tanks[self.level]).convert_alpha()
        self.tank_0 = self.tank.subsurface((0, 0), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 0), (48, 48))
        self.rect = self.tank_0.get_rect()
        # 爱护罩
        self.protected_mask = pygame.image.load('images/others/protect.png').convert_alpha()
        self.protected_mask1 = self.protected_mask.subsurface((0, 0), (48, 48))
        self.protected_mask2 = self.protected_mask.subsurface((48, 0), (48, 48))
        # 坦克方向
        self.direction_x, self.direction_y = 0, -1
        # 不同玩家的出世地位不同
        if player == 1:
            self.rect.left, self.rect.top = 3 + 24 * 8, 3 + 24 * 24
        elif player == 2:
            self.rect.left, self.rect.top = 3 + 24 * 16, 3 + 24 * 24
        else:
            raise ValueError('myTank class -> player value error.')
        # 坦克速度
        self.speed = 3
        # 是否存活
        self.being = True
        # 有几条命
        self.life = 3
        # 是否处于爱护状态
        self.protected = False
        # 子弹
        self.bullet = Bullet()
    # 射击
    def shoot(self):
        self.bullet.being = True
        self.bullet.turn(self.direction_x, self.direction_y)
        if self.direction_x == 0 and self.direction_y == -1:
            self.bullet.rect.left = self.rect.left + 20
            self.bullet.rect.bottom = self.rect.top - 1
        elif self.direction_x == 0 and self.direction_y == 1:
            self.bullet.rect.left = self.rect.left + 20
            self.bullet.rect.top = self.rect.bottom + 1
        elif self.direction_x == -1 and self.direction_y == 0:
            self.bullet.rect.right = self.rect.left - 1
            self.bullet.rect.top = self.rect.top + 20
        elif self.direction_x == 1 and self.direction_y == 0:
            self.bullet.rect.left = self.rect.right + 1
            self.bullet.rect.top = self.rect.top + 20
        else:
            raise ValueError('myTank class -> direction value error.')
        if self.level == 0:
            self.bullet.speed = 8
            self.bullet.stronger = False
        elif self.level == 1:
            self.bullet.speed = 12
            self.bullet.stronger = False
        elif self.level == 2:
            self.bullet.speed = 12
            self.bullet.stronger = True
        elif self.level == 3:
            self.bullet.speed = 16
            self.bullet.stronger = True
        else:
            raise ValueError('myTank class -> level value error.')
    # 等级晋升
    def up_level(self):
        if self.level < 3:
            self.level += 1
        try:
            self.tank = pygame.image.load(self.tanks[self.level]).convert_alpha()
        except:
            self.tank = pygame.image.load(self.tanks[-1]).convert_alpha()
    # 等级升高
    def down_level(self):
        if self.level > 0:
            self.level -= 1
        self.tank = pygame.image.load(self.tanks[self.level]).convert_alpha()
    # 向上
    def move_up(self, tankGroup, brickGroup, ironGroup, myhome):
        self.direction_x, self.direction_y = 0, -1
        # 先挪动后判断
        self.rect = self.rect.move(self.speed*self.direction_x, self.speed*self.direction_y)
        self.tank_0 = self.tank.subsurface((0, 0), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 0), (48, 48))
        # 是否能够挪动
        is_move = True
        # 地图顶端
        if self.rect.top < 3:
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞石头 / 钢墙
        if pygame.sprite.spritecollide(self, brickGroup, False, None) or \
            pygame.sprite.spritecollide(self, ironGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞其余坦克
        if pygame.sprite.spritecollide(self, tankGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 大本营
        if pygame.sprite.collide_rect(self, myhome):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        return is_move
    # 向下
    def move_down(self, tankGroup, brickGroup, ironGroup, myhome):
        self.direction_x, self.direction_y = 0, 1
        # 先挪动后判断
        self.rect = self.rect.move(self.speed*self.direction_x, self.speed*self.direction_y)
        self.tank_0 = self.tank.subsurface((0, 48), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 48), (48, 48))
        # 是否能够挪动
        is_move = True
        # 地图底端
        if self.rect.bottom > 630 - 3:
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞石头 / 钢墙
        if pygame.sprite.spritecollide(self, brickGroup, False, None) or \
            pygame.sprite.spritecollide(self, ironGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞其余坦克
        if pygame.sprite.spritecollide(self, tankGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 大本营
        if pygame.sprite.collide_rect(self, myhome):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        return is_move
    # 向左
    def move_left(self, tankGroup, brickGroup, ironGroup, myhome):
        self.direction_x, self.direction_y = -1, 0
        # 先挪动后判断
        self.rect = self.rect.move(self.speed*self.direction_x, self.speed*self.direction_y)
        self.tank_0 = self.tank.subsurface((0, 96), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 96), (48, 48))
        # 是否能够挪动
        is_move = True
        # 地图左端
        if self.rect.left < 3:
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞石头 / 钢墙
        if pygame.sprite.spritecollide(self, brickGroup, False, None) or \
            pygame.sprite.spritecollide(self, ironGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞其余坦克
        if pygame.sprite.spritecollide(self, tankGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False        
        # 大本营
        if pygame.sprite.collide_rect(self, myhome):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        return is_move
    # 向右
    def move_right(self, tankGroup, brickGroup, ironGroup, myhome):
        self.direction_x, self.direction_y = 1, 0
        # 先挪动后判断
        self.rect = self.rect.move(self.speed*self.direction_x, self.speed*self.direction_y)
        self.tank_0 = self.tank.subsurface((0, 144), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 144), (48, 48))
        # 是否能够挪动
        is_move = True
        # 地图右端
        if self.rect.right > 630 - 3:
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞石头 / 钢墙
        if pygame.sprite.spritecollide(self, brickGroup, False, None) or \
            pygame.sprite.spritecollide(self, ironGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 撞其余坦克
        if pygame.sprite.spritecollide(self, tankGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        # 大本营
        if pygame.sprite.collide_rect(self, myhome):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            is_move = False
        return is_move
    # 死后重置
    def reset(self):
        self.level = 0
        self.protected = False
        self.tank = pygame.image.load(self.tanks[self.level]).convert_alpha()
        self.tank_0 = self.tank.subsurface((0, 0), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 0), (48, 48))
        self.rect = self.tank_0.get_rect()
        self.direction_x, self.direction_y = 0, -1
        if self.player == 1:
            self.rect.left, self.rect.top = 3 + 24 * 8, 3 + 24 * 24
        elif self.player == 2:
            self.rect.left, self.rect.top = 3 + 24 * 16, 3 + 24 * 24
        else:
            raise ValueError('myTank class -> player value error.')
        self.speed = 3
# 敌方坦克类
class enemyTank(pygame.sprite.Sprite):
    def __init__(self, x=None, kind=None, is_red=None):
        pygame.sprite.Sprite.__init__(self)
        # 用于给刚生成的坦克播放出世特效
        self.born = True
        self.times = 90
        # 坦克的品种编号
        if kind is None:
            self.kind = random.randint(0, 3)
        else:
            self.kind = kind
        # 所有坦克
        self.tanks1 = ['images/enemyTank/enemy_1_0.png', 'images/enemyTank/enemy_1_1.png', 'images/enemyTank/enemy_1_2.png', 'images/enemyTank/enemy_1_3.png']
        self.tanks2 = ['images/enemyTank/enemy_2_0.png', 'images/enemyTank/enemy_2_1.png', 'images/enemyTank/enemy_2_2.png', 'images/enemyTank/enemy_2_3.png']
        self.tanks3 = ['images/enemyTank/enemy_3_0.png', 'images/enemyTank/enemy_3_1.png', 'images/enemyTank/enemy_3_2.png', 'images/enemyTank/enemy_3_3.png']
        self.tanks4 = ['images/enemyTank/enemy_4_0.png', 'images/enemyTank/enemy_4_1.png', 'images/enemyTank/enemy_4_2.png', 'images/enemyTank/enemy_4_3.png']
        self.tanks = [self.tanks1, self.tanks2, self.tanks3, self.tanks4]
        # 是否携带食物 (红色的坦克携带食物)
        if is_red is None:
            self.is_red = random.choice((True, False, False, False, False))
        else:
            self.is_red = is_red
        # 同一品种的坦克具备不同的色彩, 红色的坦克比同类坦克多一点血量
        if self.is_red:
            self.color = 3
        else:
            self.color = random.randint(0, 2)
        # 血量
        self.blood = self.color
        # 载入 (两个 tank 是为了轮子特效)
        self.tank = pygame.image.load(self.tanks[self.kind][self.color]).convert_alpha()
        self.tank_0 = self.tank.subsurface((0, 48), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 48), (48, 48))
        self.rect = self.tank_0.get_rect()
        # 坦克地位
        if x is None:
            self.x = random.randint(0, 2)
        else:
            self.x = x
        self.rect.left, self.rect.top = 3 + self.x * 12 * 24, 3
        # 坦克是否能够口头
        self.can_move = True
        # 坦克速度
        self.speed = max(3 - self.kind, 1)
        # 方向
        self.direction_x, self.direction_y = 0, 1
        # 是否存活
        self.being = True
        # 子弹
        self.bullet = Bullet()
    # 射击
    def shoot(self):
        self.bullet.being = True
        self.bullet.turn(self.direction_x, self.direction_y)
        if self.direction_x == 0 and self.direction_y == -1:
            self.bullet.rect.left = self.rect.left + 20
            self.bullet.rect.bottom = self.rect.top - 1
        elif self.direction_x == 0 and self.direction_y == 1:
            self.bullet.rect.left = self.rect.left + 20
            self.bullet.rect.top = self.rect.bottom + 1
        elif self.direction_x == -1 and self.direction_y == 0:
            self.bullet.rect.right = self.rect.left - 1
            self.bullet.rect.top = self.rect.top + 20
        elif self.direction_x == 1 and self.direction_y == 0:
            self.bullet.rect.left = self.rect.right + 1
            self.bullet.rect.top = self.rect.top + 20
        else:
            raise ValueError('enemyTank class -> direction value error.')
    # 随机挪动
    def move(self, tankGroup, brickGroup, ironGroup, myhome):
        self.rect = self.rect.move(self.speed*self.direction_x, self.speed*self.direction_y)
        is_move = True
        if self.direction_x == 0 and self.direction_y == -1:
            self.tank_0 = self.tank.subsurface((0, 0), (48, 48))
            self.tank_1 = self.tank.subsurface((48, 0), (48, 48))
            if self.rect.top < 3:
                self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
                self.direction_x, self.direction_y = random.choice(([0, 1], [0, -1], [1, 0], [-1, 0]))
                is_move = False
        elif self.direction_x == 0 and self.direction_y == 1:
            self.tank_0 = self.tank.subsurface((0, 48), (48, 48))
            self.tank_1 = self.tank.subsurface((48, 48), (48, 48))
            if self.rect.bottom > 630 - 3:
                self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
                self.direction_x, self.direction_y = random.choice(([0, 1], [0, -1], [1, 0], [-1, 0]))
                is_move = False
        elif self.direction_x == -1 and self.direction_y == 0:
            self.tank_0 = self.tank.subsurface((0, 96), (48, 48))
            self.tank_1 = self.tank.subsurface((48, 96), (48, 48))
            if self.rect.left < 3:
                self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
                self.direction_x, self.direction_y = random.choice(([0, 1], [0, -1], [1, 0], [-1, 0]))
                is_move = False
        elif self.direction_x == 1 and self.direction_y == 0:
            self.tank_0 = self.tank.subsurface((0, 144), (48, 48))
            self.tank_1 = self.tank.subsurface((48, 144), (48, 48))
            if self.rect.right > 630 - 3:
                self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
                self.direction_x, self.direction_y = random.choice(([0, 1], [0, -1], [1, 0], [-1, 0]))
                is_move = False
        else:
            raise ValueError('enemyTank class -> direction value error.')
        if pygame.sprite.spritecollide(self, brickGroup, False, None) \
            or pygame.sprite.spritecollide(self, ironGroup, False, None) \
            or pygame.sprite.spritecollide(self, tankGroup, False, None):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            self.direction_x, self.direction_y = random.choice(([0, 1], [0, -1], [1, 0], [-1, 0]))
            is_move = False
        if pygame.sprite.collide_rect(self, myhome):
            self.rect = self.rect.move(self.speed*-self.direction_x, self.speed*-self.direction_y)
            self.direction_x, self.direction_y = random.choice(([0, 1], [0, -1], [1, 0], [-1, 0]))
            is_move = False
        return is_move
    # 从新载入坦克
    def reload(self):
        self.tank = pygame.image.load(self.tanks[self.kind][self.color]).convert_alpha()
        self.tank_0 = self.tank.subsurface((0, 48), (48, 48))
        self.tank_1 = self.tank.subsurface((48, 48), (48, 48))

子弹实现代码

# 子弹类
import pygame

# 子弹类
class Bullet(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        # 子弹四个方向 (上下左右)
        self.bullets = ['images/bullet/bullet_up.png', 'images/bullet/bullet_down.png', 'images/bullet/bullet_left.png', 'images/bullet/bullet_right.png']
        # 子弹方向 (默认向上)
        self.direction_x, self.direction_y = 0, -1
        self.bullet = pygame.image.load(self.bullets[0])
        self.rect = self.bullet.get_rect()
        # 在坦克类中再赋理论值
        self.rect.left, self.rect.right = 0, 0
        # 速度
        self.speed = 6
        # 是否存活
        self.being = False
        # 是否为加强版子弹 (可碎钢板)
        self.stronger = False
    # 扭转子弹方向
    def turn(self, direction_x, direction_y):
        self.direction_x, self.direction_y = direction_x, direction_y
        if self.direction_x == 0 and self.direction_y == -1:
            self.bullet = pygame.image.load(self.bullets[0])
        elif self.direction_x == 0 and self.direction_y == 1:
            self.bullet = pygame.image.load(self.bullets[1])
        elif self.direction_x == -1 and self.direction_y == 0:
            self.bullet = pygame.image.load(self.bullets[2])
        elif self.direction_x == 1 and self.direction_y == 0:
            self.bullet = pygame.image.load(self.bullets[3])
        else:
            raise ValueError('Bullet class -> direction value error.')
    # 挪动
    def move(self):
        self.rect = self.rect.move(self.speed*self.direction_x, self.speed*self.direction_y)
        # 到地图边缘后隐没
        if (self.rect.top < 3) or (self.rect.bottom > 630 - 3) or (self.rect.left < 3) or (self.rect.right > 630 - 3):
            self.being = False

食物实现代码

# 食物类
import pygame
import random

# 食物类, 用于晋升坦克能力
class Food(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        # 毁灭以后所有敌人
        self.food_boom = 'images/food/food_boom.png'
        # 以后所有敌人静止一段时间
        self.food_clock = 'images/food/food_clock.png'
        # 使得坦克子弹可碎钢板
        self.food_gun = 'images/food/food_gun.png'
        # 使得大本营的墙变为钢板
        self.food_iron = 'images/food/food_gun.png'
        # 坦克取得一段时间的爱护罩
        self.food_protect = 'images/food/food_protect.png'
        # 坦克降级
        self.food_star = 'images/food/food_star.png'
        # 坦克生命 +1
        self.food_tank = 'images/food/food_tank.png'
        # 所有食物
        self.foods = [self.food_boom, self.food_clock, self.food_gun, self.food_iron, self.food_protect, self.food_star, self.food_tank]
        self.kind = None
        self.food = None
        self.rect = None
        # 是否存在
        self.being = False
        # 存在工夫
        self.time = 1000
    # 生成食物
    def generate(self):
        self.kind = random.randint(0, 6)
        self.food = pygame.image.load(self.foods[self.kind]).convert_alpha()
        self.rect = self.food.get_rect()
        self.rect.left, self.rect.top = random.randint(100, 500), random.randint(100, 500)
        self.being = True

大本营实现代码

# 大本营类
import pygame

# 大本营类
class Home(pygame.sprite.Sprite):
    def __init__(self):
        pygame.sprite.Sprite.__init__(self)
        self.homes = ['images/home/home1.png', 'images/home/home2.png', 'images/home/home_destroyed.png']
        self.home = pygame.image.load(self.homes[0])
        self.rect = self.home.get_rect()
        self.rect.left, self.rect.top = (3 + 12 * 24, 3 + 24 * 24)
        self.alive = True
    # 大本营置为捣毁状态
    def set_dead(self):
        self.home = pygame.image.load(self.homes[-1])
        self.alive = False

启动类实现代码

import sys
import pygame
from BattleCity import scene, tank, home, food

def show_start_interface(screen, width, height):
    tfont = pygame.font.Font('font/simkai.ttf', width//5)
    cfont = pygame.font.Font('font/simkai.ttf', width//20)
    title = tfont.render(u'TANK', True, (255, 0, 0))
    content1 = cfont.render(u'1 PLAYER(按 1)', True, (0, 0, 255))
    content2 = cfont.render(u'2 PLAYER(按 2)', True, (0, 0, 255))
    trect = title.get_rect()
    trect.midtop = (width/2, height/5)
    crect1 = content1.get_rect()
    crect1.midtop = (width/2, height/1.8)
    crect2 = content2.get_rect()
    crect2.midtop = (width/2, height/1.6)
    screen.blit(title, trect)
    screen.blit(content1, crect1)
    screen.blit(content2, crect2)
    pygame.display.update()
    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                sys.exit()
            elif event.type == pygame.KEYDOWN:
                if event.key == pygame.K_1:
                    return 1
                if event.key == pygame.K_2:
                    return 2
# 完结界面显示
def show_end_interface(screen, width, height, is_win):
    bg_img = pygame.image.load("images/others/background.png")
    screen.blit(bg_img, (0, 0))
    if is_win:
        font = pygame.font.Font('font/simkai.ttf', width//10)
        content = font.render(u'祝贺通关!', True, (255, 0, 0))
        rect = content.get_rect()
        rect.midtop = (width/2, height/2)
        screen.blit(content, rect)
    else:
        fail_img = pygame.image.load("images/others/gameover.png")
        rect = fail_img.get_rect()
        rect.midtop = (width/2, height/2)
        screen.blit(fail_img, rect)
    pygame.display.update()
    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                sys.exit()
# 关卡切换
def show_switch_stage(screen, width, height, stage):
    bg_img = pygame.image.load("images/others/background.png")
    screen.blit(bg_img, (0, 0))
    font = pygame.font.Font('font/simkai.ttf', width//10)
    content = font.render(u'第 %d 关' % stage, True, (0, 255, 0))
    rect = content.get_rect()
    rect.midtop = (width/2, height/2)
    screen.blit(content, rect)
    pygame.display.update()
    delay_event = pygame.constants.USEREVENT
    pygame.time.set_timer(delay_event, 1000)
    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                sys.exit()
            if event.type == delay_event:
                return
def main():
    # 初始化
    pygame.init()
    pygame.mixer.init()
    screen = pygame.display.set_mode((630, 630))
    pygame.display.set_caption("TANK")
    # 加载图片
    bg_img = pygame.image.load("images/others/background.png")
    # 加载音效
    add_sound = pygame.mixer.Sound("audios/add.wav")
    add_sound.set_volume(1)
    bang_sound = pygame.mixer.Sound("audios/bang.wav")
    bang_sound.set_volume(1)
    blast_sound = pygame.mixer.Sound("audios/blast.wav")
    blast_sound.set_volume(1)
    fire_sound = pygame.mixer.Sound("audios/fire.wav")
    fire_sound.set_volume(1)
    Gunfire_sound = pygame.mixer.Sound("audios/Gunfire.wav")
    Gunfire_sound.set_volume(1)
    hit_sound = pygame.mixer.Sound("audios/hit.wav")
    hit_sound.set_volume(1)
    start_sound = pygame.mixer.Sound("audios/start.wav")
    start_sound.set_volume(1)
    # 开始界面
    num_player = show_start_interface(screen, 630, 630)
    # 播放游戏开始的音乐
    start_sound.play()
    # 关卡
    stage = 0
    num_stage = 2
    # 游戏是否完结
    is_gameover = False
    # 时钟
    clock = pygame.time.Clock()
    # 主循环
    while not is_gameover:
        # 关卡
        stage += 1
        if stage > num_stage:
            break
        show_switch_stage(screen, 630, 630, stage)
        # 该关卡坦克总数量
        enemytanks_total = min(stage * 12, 60)
        # 场上存在的敌方坦克总数量
        enemytanks_now = 0
        # 场上能够存在的敌方坦克总数量
        enemytanks_now_max = min(max(stage * 2, 4), 8)
        # 精灵组
        tanksGroup = pygame.sprite.Group()
        mytanksGroup = pygame.sprite.Group()
        enemytanksGroup = pygame.sprite.Group()
        bulletsGroup = pygame.sprite.Group()
        mybulletsGroup = pygame.sprite.Group()
        enemybulletsGroup = pygame.sprite.Group()
        myfoodsGroup = pygame.sprite.Group()
        # 自定义事件
        #     - 生成敌方坦克事件
        genEnemyEvent = pygame.constants.USEREVENT + 0
        pygame.time.set_timer(genEnemyEvent, 100)
        #     - 敌方坦克静止复原事件
        recoverEnemyEvent = pygame.constants.USEREVENT + 1
        pygame.time.set_timer(recoverEnemyEvent, 8000)
        #     - 我方坦克无敌复原事件
        noprotectMytankEvent = pygame.constants.USEREVENT + 2
        pygame.time.set_timer(noprotectMytankEvent, 8000)
        # 关卡地图
        map_stage = scene.Map(stage)
        # 我方坦克
        tank_player1 = tank.myTank(1)
        tanksGroup.add(tank_player1)
        mytanksGroup.add(tank_player1)
        if num_player > 1:
            tank_player2 = tank.myTank(2)
            tanksGroup.add(tank_player2)
            mytanksGroup.add(tank_player2)
        is_switch_tank = True
        player1_moving = False
        player2_moving = False
        # 为了轮胎的动画成果
        time = 0
        # 敌方坦克
        for i in range(0, 3):
            if enemytanks_total > 0:
                enemytank = tank.enemyTank(i)
                tanksGroup.add(enemytank)
                enemytanksGroup.add(enemytank)
                enemytanks_now += 1
                enemytanks_total -= 1
        # 大本营
        myhome = home.Home()
        # 出场特效
        appearance_img = pygame.image.load("images/others/appear.png").convert_alpha()
        appearances = []
        appearances.append(appearance_img.subsurface((0, 0), (48, 48)))
        appearances.append(appearance_img.subsurface((48, 0), (48, 48)))
        appearances.append(appearance_img.subsurface((96, 0), (48, 48)))
        # 关卡主循环
        while True:
            if is_gameover is True:
                break
            if enemytanks_total < 1 and enemytanks_now < 1:
                is_gameover = False
                break
            for event in pygame.event.get():
                if event.type == pygame.QUIT:
                    pygame.quit()
                    sys.exit()
                if event.type == genEnemyEvent:
                    if enemytanks_total > 0:
                        if enemytanks_now < enemytanks_now_max:
                            enemytank = tank.enemyTank()
                            if not pygame.sprite.spritecollide(enemytank, tanksGroup, False, None):
                                tanksGroup.add(enemytank)
                                enemytanksGroup.add(enemytank)
                                enemytanks_now += 1
                                enemytanks_total -= 1
                if event.type == recoverEnemyEvent:
                    for each in enemytanksGroup:
                        each.can_move = True
                if event.type == noprotectMytankEvent:
                    for each in mytanksGroup:
                        mytanksGroup.protected = False
            # 检查用户键盘操作
            key_pressed = pygame.key.get_pressed()
            # 玩家一
            if key_pressed[pygame.K_w]:
                tanksGroup.remove(tank_player1)
                tank_player1.move_up(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                tanksGroup.add(tank_player1)
                player1_moving = True
            elif key_pressed[pygame.K_s]:
                tanksGroup.remove(tank_player1)
                tank_player1.move_down(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                tanksGroup.add(tank_player1)
                player1_moving = True
            elif key_pressed[pygame.K_a]:
                tanksGroup.remove(tank_player1)
                tank_player1.move_left(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                tanksGroup.add(tank_player1)
                player1_moving = True
            elif key_pressed[pygame.K_d]:
                tanksGroup.remove(tank_player1)
                tank_player1.move_right(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                tanksGroup.add(tank_player1)
                player1_moving = True
            elif key_pressed[pygame.K_j]:
                if not tank_player1.bullet.being:
                    fire_sound.play()
                    tank_player1.shoot()
            # 玩家二
            if num_player > 1:
                if key_pressed[pygame.K_UP]:
                    tanksGroup.remove(tank_player2)
                    tank_player2.move_up(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                    tanksGroup.add(tank_player2)
                    player2_moving = True
                elif key_pressed[pygame.K_DOWN]:
                    tanksGroup.remove(tank_player2)
                    tank_player2.move_down(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                    tanksGroup.add(tank_player2)
                    player2_moving = True
                elif key_pressed[pygame.K_LEFT]:
                    tanksGroup.remove(tank_player2)
                    tank_player2.move_left(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                    tanksGroup.add(tank_player2)
                    player2_moving = True
                elif key_pressed[pygame.K_RIGHT]:
                    tanksGroup.remove(tank_player2)
                    tank_player2.move_right(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                    tanksGroup.add(tank_player2)
                    player2_moving = True
                elif key_pressed[pygame.K_0]:
                    if not tank_player2.bullet.being:
                        fire_sound.play()
                        tank_player2.shoot()
            # 背景
            screen.blit(bg_img, (0, 0))
            # 石头墙
            for each in map_stage.brickGroup:
                screen.blit(each.brick, each.rect)
            # 钢墙
            for each in map_stage.ironGroup:
                screen.blit(each.iron, each.rect)
            # 冰
            for each in map_stage.iceGroup:
                screen.blit(each.ice, each.rect)
            # 河流
            for each in map_stage.riverGroup:
                screen.blit(each.river, each.rect)
            # 树
            for each in map_stage.treeGroup:
                screen.blit(each.tree, each.rect)
            time += 1
            if time == 5:
                time = 0
                is_switch_tank = not is_switch_tank
            # 我方坦克
            if tank_player1 in mytanksGroup:
                if is_switch_tank and player1_moving:
                    screen.blit(tank_player1.tank_0, (tank_player1.rect.left, tank_player1.rect.top))
                    player1_moving = False
                else:
                    screen.blit(tank_player1.tank_1, (tank_player1.rect.left, tank_player1.rect.top))
                if tank_player1.protected:
                    screen.blit(tank_player1.protected_mask1, (tank_player1.rect.left, tank_player1.rect.top))
            if num_player > 1:
                if tank_player2 in mytanksGroup:
                    if is_switch_tank and player2_moving:
                        screen.blit(tank_player2.tank_0, (tank_player2.rect.left, tank_player2.rect.top))
                        player1_moving = False
                    else:
                        screen.blit(tank_player2.tank_1, (tank_player2.rect.left, tank_player2.rect.top))
                    if tank_player2.protected:
                        screen.blit(tank_player1.protected_mask1, (tank_player2.rect.left, tank_player2.rect.top))
            # 敌方坦克
            for each in enemytanksGroup:
                # 出世特效
                if each.born:
                    if each.times > 0:
                        each.times -= 1
                        if each.times <= 10:
                            screen.blit(appearances[2], (3+each.x*12*24, 3))
                        elif each.times <= 20:
                            screen.blit(appearances[1], (3+each.x*12*24, 3))
                        elif each.times <= 30:
                            screen.blit(appearances[0], (3+each.x*12*24, 3))
                        elif each.times <= 40:
                            screen.blit(appearances[2], (3+each.x*12*24, 3))
                        elif each.times <= 50:
                            screen.blit(appearances[1], (3+each.x*12*24, 3))
                        elif each.times <= 60:
                            screen.blit(appearances[0], (3+each.x*12*24, 3))
                        elif each.times <= 70:
                            screen.blit(appearances[2], (3+each.x*12*24, 3))
                        elif each.times <= 80:
                            screen.blit(appearances[1], (3+each.x*12*24, 3))
                        elif each.times <= 90:
                            screen.blit(appearances[0], (3+each.x*12*24, 3))
                    else:
                        each.born = False
                else:
                    if is_switch_tank:
                        screen.blit(each.tank_0, (each.rect.left, each.rect.top))
                    else:
                        screen.blit(each.tank_1, (each.rect.left, each.rect.top))
                    if each.can_move:
                        tanksGroup.remove(each)
                        each.move(tanksGroup, map_stage.brickGroup, map_stage.ironGroup, myhome)
                        tanksGroup.add(each)
            # 我方子弹
            for tank_player in mytanksGroup:
                if tank_player.bullet.being:
                    tank_player.bullet.move()
                    screen.blit(tank_player.bullet.bullet, tank_player.bullet.rect)
                    # 子弹碰撞敌方子弹
                    for each in enemybulletsGroup:
                        if each.being:
                            if pygame.sprite.collide_rect(tank_player.bullet, each):
                                tank_player.bullet.being = False
                                each.being = False
                                enemybulletsGroup.remove(each)
                                break
                        else:
                            enemybulletsGroup.remove(each)    
                    # 子弹碰撞敌方坦克
                    for each in enemytanksGroup:
                        if each.being:
                            if pygame.sprite.collide_rect(tank_player.bullet, each):
                                if each.is_red == True:
                                    myfood = food.Food()
                                    myfood.generate()
                                    myfoodsGroup.add(myfood)
                                    each.is_red = False
                                each.blood -= 1
                                each.color -= 1
                                if each.blood < 0:
                                    bang_sound.play()
                                    each.being = False
                                    enemytanksGroup.remove(each)
                                    enemytanks_now -= 1
                                    tanksGroup.remove(each)
                                else:
                                    each.reload()
                                tank_player.bullet.being = False
                                break
                        else:
                            enemytanksGroup.remove(each)
                            tanksGroup.remove(each)
                    # 子弹碰撞石头墙
                    if pygame.sprite.spritecollide(tank_player.bullet, map_stage.brickGroup, True, None):
                        tank_player.bullet.being = False
                    '''
                    # 等价计划 (更迷信点)
                    for each in map_stage.brickGroup:
                        if pygame.sprite.collide_rect(tank_player.bullet, each):
                            tank_player.bullet.being = False
                            each.being = False
                            map_stage.brickGroup.remove(each)
                            break
                    '''
                    # 子弹碰钢墙
                    if tank_player.bullet.stronger:
                        if pygame.sprite.spritecollide(tank_player.bullet, map_stage.ironGroup, True, None):
                            tank_player.bullet.being = False
                    else:
                        if pygame.sprite.spritecollide(tank_player.bullet, map_stage.ironGroup, False, None):
                            tank_player.bullet.being = False
                    '''
                    # 等价计划 (更迷信点)
                    for each in map_stage.ironGroup:
                        if pygame.sprite.collide_rect(tank_player.bullet, each):
                            tank_player.bullet.being = False
                            if tank_player.bullet.stronger:
                                each.being = False
                                map_stage.ironGroup.remove(each)
                            break
                    '''
                    # 子弹碰大本营
                    if pygame.sprite.collide_rect(tank_player.bullet, myhome):
                        tank_player.bullet.being = False
                        myhome.set_dead()
                        is_gameover = True
            # 敌方子弹
            for each in enemytanksGroup:
                if each.being:
                    if each.can_move and not each.bullet.being:
                        enemybulletsGroup.remove(each.bullet)
                        each.shoot()
                        enemybulletsGroup.add(each.bullet)
                    if not each.born:
                        if each.bullet.being:
                            each.bullet.move()
                            screen.blit(each.bullet.bullet, each.bullet.rect)
                            # 子弹碰撞我方坦克
                            for tank_player in mytanksGroup:
                                if pygame.sprite.collide_rect(each.bullet, tank_player):
                                    if not tank_player.protected:
                                        bang_sound.play()
                                        tank_player.life -= 1
                                        if tank_player.life < 0:
                                            mytanksGroup.remove(tank_player)
                                            tanksGroup.remove(tank_player)
                                            if len(mytanksGroup) < 1:
                                                is_gameover = True
                                        else:
                                            tank_player.reset()
                                    each.bullet.being = False
                                    enemybulletsGroup.remove(each.bullet)
                                    break
                            # 子弹碰撞石头墙
                            if pygame.sprite.spritecollide(each.bullet, map_stage.brickGroup, True, None):
                                each.bullet.being = False
                                enemybulletsGroup.remove(each.bullet)
                            '''
                            # 等价计划 (更迷信点)
                            for one in map_stage.brickGroup:
                                if pygame.sprite.collide_rect(each.bullet, one):
                                    each.bullet.being = False
                                    one.being = False
                                    enemybulletsGroup.remove(one)
                                    break
                            '''
                            # 子弹碰钢墙
                            if each.bullet.stronger:
                                if pygame.sprite.spritecollide(each.bullet, map_stage.ironGroup, True, None):
                                    each.bullet.being = False
                            else:
                                if pygame.sprite.spritecollide(each.bullet, map_stage.ironGroup, False, None):
                                    each.bullet.being = False
                            '''
                            # 等价计划 (更迷信点)
                            for one in map_stage.ironGroup:
                                if pygame.sprite.collide_rect(each.bullet, one):
                                    each.bullet.being = False
                                    if each.bullet.stronger:
                                        one.being = False
                                        map_stage.ironGroup.remove(one)
                                    break
                            '''
                            # 子弹碰大本营
                            if pygame.sprite.collide_rect(each.bullet, myhome):
                                each.bullet.being = False
                                myhome.set_dead()
                                is_gameover = True
                else:
                    enemytanksGroup.remove(each)
                    tanksGroup.remove(each)
            # 家
            screen.blit(myhome.home, myhome.rect)
            # 食物
            for myfood in myfoodsGroup:
                if myfood.being and myfood.time > 0:
                    screen.blit(myfood.food, myfood.rect)
                    myfood.time -= 1
                    for tank_player in mytanksGroup:
                        if pygame.sprite.collide_rect(tank_player, myfood):
                            # 毁灭以后所有敌人
                            if myfood.kind == 0:
                                for _ in enemytanksGroup:
                                    bang_sound.play()
                                enemytanksGroup = pygame.sprite.Group()
                                enemytanks_total -= enemytanks_now
                                enemytanks_now = 0
                            # 敌人静止
                            if myfood.kind == 1:
                                for each in enemytanksGroup:
                                    each.can_move = False
                            # 子弹加强
                            if myfood.kind == 2:
                                add_sound.play()
                                tank_player.bullet.stronger = True
                            # 使得大本营的墙变为钢板
                            if myfood.kind == 3:
                                map_stage.protect_home()
                            # 坦克取得一段时间的爱护罩
                            if myfood.kind == 4:
                                add_sound.play()
                                for tank_player in mytanksGroup:
                                    tank_player.protected = True
                            # 坦克降级
                            if myfood.kind == 5:
                                add_sound.play()
                                tank_player.up_level()
                            # 坦克生命 +1
                            if myfood.kind == 6:
                                add_sound.play()
                                tank_player.life += 1
                            myfood.being = False
                            myfoodsGroup.remove(myfood)
                            break
                else:
                    myfood.being = False
                    myfoodsGroup.remove(myfood)
            pygame.display.flip()
            clock.tick(60)
    if not is_gameover:
        show_end_interface(screen, 630, 630, True)
    else:
        show_end_interface(screen, 630, 630, False)

if __name__ == '__main__':
    main()

源码及素材在公众号 Python 小二 后盾回复 tank 获取。

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