player_inputs.py 文件源码

def read(self):
        inputs = []
        unused_events = []
        while True:
            event = pygame.event.poll()
            if event.type == pygame.NOEVENT:
                break

            keydown = False
            used = False
            if event.type == pygame.KEYDOWN:
                keydown = True
            if event.type == pygame.KEYUP or keydown:
                for player in range(len(self._mapping)):
                    if event.key in self._mapping[player]:
                        inputs.append(PlayerInput(player, self._mapping[player][event.key], keydown))
                        used = True
            if not used:
                unused_events.append(event)

        for event in unused_events:
            pygame.event.post(event)

        return inputs