更新

Python-100-Days/Day01-15/Day13/test3.py

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+from random import randint
+from threading import Thread
+from time import sleep
+
+import pygame
+
+
+class Color(object):
+    BLACK = (0, 0, 0)
+    WHITE = (255, 255, 255)
+    GRAY = (242, 242, 242)
+
+    @staticmethod
+    def random_color():
+        r = randint(0, 255)
+        g = randint(0, 255)
+        b = randint(0, 255)
+        return r, g, b
+
+
+class Car(object):
+
+    def __init__(self, x, y, color):
+        self._x = x
+        self._y = y
+        self._color = color
+
+    def move(self):
+        if self._x + 80 < 950:
+            self._x += randint(1, 10)
+
+    def draw(self, screen):
+        pygame.draw.rect(screen, self._color,
+                         (self._x, self._y, 80, 40), 0)
+
+
+def main():
+
+    class BackgroundTask(Thread):
+
+        def run(self):
+            while True:
+                screen.fill(Color.GRAY)
+                pygame.draw.line(screen, Color.BLACK, (130, 0), (130, 600), 4)
+                pygame.draw.line(screen, Color.BLACK, (950, 0), (950, 600), 4)
+                for car in cars:
+                    car.draw(screen)
+                pygame.display.flip()
+                sleep(0.05)
+                for car in cars:
+                    car.move()
+
+    cars = []
+    for index in range(5):
+        temp = Car(50, 50 + 120 * index, Color.random_color())
+        cars.append(temp)
+    pygame.init()
+    screen = pygame.display.set_mode((1000, 600))
+    BackgroundTask(daemon=True).start()
+    running = True
+    while running:
+        for event in pygame.event.get():
+            if event.type == pygame.QUIT:
+                running = False
+    pygame.quit()
+
+
+if __name__ == '__main__':
+    main()