Apollo, Game hinzugefügt und Moon überarbeitet

apollo.py

@@ -0,0 +1,42 @@
+import pygame
+
+from Moon import MOON_ANGLE, Moon
+from compute import rot_2D
+
+APOLLO_DISTANCE = 40.0
+APOLLO_RADIUS = 5
+APOLLO_ANGLE = -2 * MOON_ANGLE
+RED = (255, 0, 0)
+
+
+class Apollo(Moon):
+    """Apollo kreist gegenläufig mit doppelter Winkelgeschwindigkeit um den Mond."""
+
+    def __init__(self, title="Apollo", fps=60, size=(640, 400)):
+        super().__init__(title, fps, size)
+
+    def init_positions(self):
+        super().init_positions()
+        self.position_apollo = (APOLLO_DISTANCE, 0.0)
+        self.rot_apollo = rot_2D(APOLLO_ANGLE)
+
+    def update_positions(self):
+        super().update_positions()
+        self.position_apollo = self.rotate_point(self.position_apollo, self.rot_apollo)
+
+    def draw_scene(self):
+        super().draw_scene()
+        self.draw_apollo()
+
+    def draw_apollo(self):
+        position = (
+            self.position_moon[0] + self.position_apollo[0],
+            self.position_moon[1] + self.position_apollo[1],
+        )
+        pygame.draw.circle(
+            self.screen, RED, self.to_screen(position), APOLLO_RADIUS
+        )
+
+
+if __name__ == "__main__":
+    Apollo().run()