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坦克大战源码分享

坦克大战源码分享
import pygame
import random

# 初始化pygame
pygame.init()

# 窗口设置
SCREEN_WIDTH = 800
SCREEN_HEIGHT = 600
screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
pygame.display.set_caption("坦克大战")

# 颜色定义
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
RED = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE = (0, 0, 255)

# 帧率
clock = pygame.time.Clock()
FPS = 60

# 坦克类
class Tank(pygame.sprite.Sprite):
    def __init__(self, x, y, color):
        super().__init__()
        self.image = pygame.Surface((40, 40))
        self.image.fill(color)
        self.rect = self.image.get_rect()
        self.rect.topleft = (x, y)
        self.speed = 3
        self.direction = 'up'  # up down left right

    def update(self):
        keys = pygame.key.get_pressed()
        if keys[pygame.K_w] and self.rect.top > 0:
            self.rect.y -= self.speed
            self.direction = 'up'
        if keys[pygame.K_s] and self.rect.bottom < SCREEN_HEIGHT:
            self.rect.y += self.speed
            self.direction = 'down'
        if keys[pygame.K_a] and self.rect.left > 0:
            self.rect.x -= self.speed
            self.direction = 'left'
        if keys[pygame.K_d] and self.rect.right < SCREEN_WIDTH:
            self.rect.x += self.speed
            self.direction = 'right'

# 子弹类
class Bullet(pygame.sprite.Sprite):
    def __init__(self, x, y, direction):
        super().__init__()
        self.image = pygame.Surface((8,8))
        self.image.fill(WHITE)
        self.rect = self.image.get_rect()
        self.rect.center = (x, y)
        self.speed = 6
        self.direction = direction

    def update(self):
        if self.direction == 'up':
            self.rect.y -= self.speed
        elif self.direction == 'down':
            self.rect.y += self.speed
        elif self.direction == 'left':
            self.rect.x -= self.speed
        elif self.direction == 'right':
            self.rect.x += self.speed
        # 超出屏幕销毁子弹
        if self.rect.bottom < 0 or self.rect.top > SCREEN_HEIGHT or self.rect.right <0 or self.rect.left>SCREEN_WIDTH:
            self.kill()

# 敌方坦克
class EnemyTank(pygame.sprite.Sprite):
    def __init__(self):
        super().__init__()
        self.image = pygame.Surface((40,40))
        self.image.fill(RED)
        self.rect = self.image.get_rect()
        self.rect.x = random.randint(0, SCREEN_WIDTH-40)
        self.rect.y = random.randint(0, 150)
        self.speed = 2
        self.dir_list = ['up','down','left','right']
        self.direction = random.choice(self.dir_list)
        self.change_dir_timer = 0

    def update(self):
        self.change_dir_timer +=1
        if self.change_dir_timer > 80:
            self.direction = random.choice(self.dir_list)
            self.change_dir_timer = 0

        if self.direction == 'up' and self.rect.top>0:
            self.rect.y -= self.speed
        elif self.direction == 'down' and self.rect.bottom < SCREEN_HEIGHT:
            self.rect.y += self.speed
        elif self.direction == 'left' and self.rect.left>0:
            self.rect.x -= self.speed
        elif self.direction == 'right' and self.rect.right < SCREEN_WIDTH:
            self.rect.x += self.speed

# 生成精灵组
player = Tank(SCREEN_WIDTH//2, SCREEN_HEIGHT-80, GREEN)
player_group = pygame.sprite.Group(player)
bullet_group = pygame.sprite.Group()
enemy_group = pygame.sprite.Group()

# 生成3个敌人
for _ in range(3):
    enemy = EnemyTank()
    enemy_group.add(enemy)

# 主循环
running = True
while running:
    clock.tick(FPS)
    screen.fill(BLACK)

    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            running = False
        # 空格发射子弹
        if event.type == pygame.KEYDOWN:
            if event.key == pygame.K_SPACE:
                b = Bullet(player.rect.centerx, player.rect.centery, player.direction)
                bullet_group.add(b)

    # 更新所有精灵
    player_group.update()
    bullet_group.update()
    enemy_group.update()

    # 碰撞检测:子弹击中敌人
    hits = pygame.sprite.groupcollide(enemy_group, bullet_group, True, True)
    # 被击毁的敌人重新生成
    for hit in hits:
        new_enemy = EnemyTank()
        enemy_group.add(new_enemy)

    # 绘制
    player_group.draw(screen)
    bullet_group.draw(screen)
    enemy_group.draw(screen)

    pygame.display.flip()

pygame.quit()

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