ADD file via upload

ship.py

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+import random
+from typing import Any
+
+import pygame
+from pygame.sprite import Sprite
+from bullet import Bullet
+from bullet import Bullet1
+from bullet import Bullet2
+
+
+class Ship(Sprite):
+    def __init__(self, ai_game):
+        super().__init__()
+
+        # 获取屏幕设置
+        self.screen = ai_game.screen
+        self.screen_rect = ai_game.screen.get_rect()
+        self.settings = ai_game.settings
+
+        # 加载图片
+        self.image = pygame.image.load("resource/image/playerShip1_green.png").convert_alpha()
+        # self.image.set_colorkey(self.settings.BLACK)
+        self.rect = self.image.get_rect()
+        self.radius = self.rect.width / 2
+        # pygame.draw.circle(self.image, self.settings.RED, self.rect.center, self.radius)
+        # 初始化位置
+        self.rect.midbottom = self.screen_rect.midbottom
+        self.rect.centery -= 30
+        # 设置飞船的移动属性
+        self.x = float(self.rect.x)
+        self.speed = 10.0
+        # 子弹精灵
+        self.bullets = self.settings.bullets
+        # 子弹发射
+        self.ready_to_fire = 0
+        # 飞机血条
+        self.hp = 100
+        self.alive = 1
+        # 目标敌人
+        self.target = self.settings.target
+
+        # 飞机等级
+        self.grade = 1
+        self.grade_up_time = 0
+        self.grade_get_time = pygame.time.get_ticks()
+
+    def update(self, *args: Any, **kwargs: Any) -> None:
+        self.moving()
+        self.fire()
+        self.effect_continue_time()
+
+    def moving(self):
+        keys = pygame.key.get_pressed()
+        if keys[pygame.K_UP] and self.rect.top > 0:
+            self.rect.y -= self.speed
+        if keys[pygame.K_DOWN] and self.rect.bottom <= self.screen_rect.bottom:
+            self.rect.y += self.speed
+        if keys[pygame.K_LEFT] and self.rect.left > 0:
+            self.rect.x -= self.speed
+        if keys[pygame.K_RIGHT] and self.rect.right <= self.screen_rect.right:
+            self.rect.x += self.speed
+
+    def fire(self):
+        keys = pygame.key.get_pressed()
+
+        if keys[pygame.K_SPACE]:
+            if self.grade == 1:  # 等级1
+                if self.ready_to_fire == 0:
+                    # 创建子弹
+                    bullet = Bullet2(self)
+                    # 加入到精灵组中
+                    self.bullets.add(bullet)
+                self.ready_to_fire += 1
+                if self.ready_to_fire > 10:
+                    self.ready_to_fire = 0
+            elif self.grade == 2:  # 等级2时
+                if self.ready_to_fire == 0:
+                    # 创建子弹
+                    bullet1 = Bullet2(self)
+                    bullet2 = Bullet2(self)
+                    bullet1.rect.center = self.rect.midleft
+                    bullet2.rect.center = self.rect.midright
+                    # 加入到精灵组中
+                    self.bullets.add(bullet1, bullet2)
+                self.ready_to_fire += 1
+                if self.ready_to_fire > 10:
+                    self.ready_to_fire = 0
+            elif self.grade >= 3:
+                if self.ready_to_fire == 0:
+                    # 创建子弹
+                    bullet1 = Bullet2(self)
+                    bullet2 = Bullet2(self)
+                    bullet1.speed_y = 36
+                    bullet2.speed_y = 36
+                    bullet1.rect.center = self.rect.midleft
+                    bullet2.rect.center = self.rect.midright
+                    # 加入到精灵组中
+                    self.bullets.add(bullet1, bullet2)
+                self.ready_to_fire += 1
+                if self.ready_to_fire > 5:
+                    self.ready_to_fire = 0
+
+        if keys[pygame.K_r]:
+            if len(self.settings.aliens.sprites()):
+                temp = 10
+                if self.ready_to_fire == 0:
+                    # 创建子弹
+                    bullet = Bullet1(self)
+                    if self.grade == 4:
+                        temp = 1
+                        bullet.speed = 40
+                    # 加入到子弹精灵组中
+                    bullet.get_close_position()
+                    self.bullets.add(bullet)
+                self.ready_to_fire += 1
+                if self.ready_to_fire > temp:
+                    self.ready_to_fire = 0
+
+    def grade_up(self):
+        self.grade += 1
+        self.grade_up_time = pygame.time.get_ticks()
+
+    def effect_continue_time(self):
+        now = pygame.time.get_ticks()
+        if self.grade > 1 and now - self.grade_up_time > 5000:
+            self.grade = 1
+            self.grade_up_time = now