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PeaBullet.py

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+# PeaBullet.py
+import pygame
+from Constant import scrrr_width
+
+
+#  豌豆子弹类
+class PeaBullet(pygame.sprite.Sprite):
+    def __init__(self, peashooter, damage):
+        self.live = True
+        self.image = pygame.image.load("imgs/peabullet.png")
+        self.damage = damage
+        self.speed = 10
+        self.rect = self.image.get_rect()
+        self.rect.x = peashooter.rect.x + 60
+        self.rect.y = peashooter.rect.y + 15
+
+    def move_bullet(self):
+        # 在屏幕范围内，实现往右移动
+        if self.rect.x < scrrr_width:
+            self.rect.x += self.speed
+        else:
+            self.live = False