twelveth-alien_invasion-game_functions.py

# -*- coding:utf-8 -*-
#li hongliang 2021年03月26日
import sys
import pygame
'''def check_events(ship):"""响应按键和鼠标事件"""for event in pygame.event.get():if event.type == pygame.QUIT:sys.exit()elif event.type == pygame.KEYDOWN:if event.key == pygame.K_RIGHT:ship.moving_right = Trueelif event.key == pygame.K_LEFT:ship.moving_left = Trueelif event.type == pygame.KEYUP:if event.key == pygame.K_RIGHT:ship.moving_right = Falseelif event.key == pygame.K_LEFT:ship.moving_left = False '''
def check_keydown_events(event, ship):"""响应按键"""if event.key == pygame.K_RIGHT:ship.moving_right = Trueelif event.key == pygame.K_LEFT:ship.moving_left = True
def check_keyup_events(event, ship):"""响应松开"""if event.key == pygame.K_RIGHT:ship.moving_right = Falseelif event.key == pygame.K_LEFT:ship.moving_left = False     
def check_events(ship):"""响应按键和鼠标事件"""for event in pygame.event.get():if event.type == pygame.QUIT:sys.exit()elif event.type == pygame.KEYDOWN:check_keydown_events(event, ship)elif event.type == pygame.KEYUP:check_keyup_events(event, ship)def update_screen(ai_settings, screen, ship):"""更新屏幕上的图像，并切换到新屏幕"""# 每次循环时都重绘屏幕screen.fill(ai_settings.bg_color)ship.blitme()# 让最近绘制的屏幕可见pygame.display.flip()