上传文件至 '创建设置'

创建设置/124.py

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+class Alien_invasion():
+
+    def __init__(self):
+
+        self.screen_width = 1200
+        self.screen_height = 800
+        self.bg_color = (230, 230, 230)
+
+        self.ship_speed_factor = 1.5
+        self.ship_limit = 3
+
+        self.bullet_speed_factor = 3
+        self.bullet_width = 5
+        self.bullet_height = 15
+        self.bullet_color = 60, 60, 60
+        self.bullets_allowed = 4
+        self.alien_speed_factor = 1
+        self.fleet_drop_speed = 8
+        self.fleet_direction = 1
+        self.speedup_scale = 1.1
+
+        self.score_scale = 1.5
+
+        self.initialize_dynamic_settings()
+
+    def initialize_dynamic_settings(self):
+        self.ship_speed_factor = 1.5
+        self.bullet_speed_factor = 3
+        self.alien_speed_factor = 1
+        self.fleet_direction = 1
+        self.alien_points = 50
+
+    def increase_speed(self):
+
+        self.ship_speed_factor *= self.speedup_scale
+        self.bullet_speed_factor *= self.speedup_scale
+        self.alien_speed_factor *= self.speedup_scale
+
+        self.alien_points = int(self.alien_points * self.score_scale)
+