Python外星人入侵游戏（创新版）
🌈write in front🌈
🧸大家好，我是Aileen 🧸.希望你看完之后，能对你有所帮助，不足请指正！共同学习交流.
🆔本文由Aileen_0v0 🧸 原创 CSDN首发🐒 如需转载还请通知⚠️
📝个人主页：Aileen_0v0 🧸—CSDN博客
🎁欢迎各位→点赞👍 + 收藏⭐️ + 留言📝
📣系列专栏：Aileen_0v0 🧸的PYTHON学习系列专栏 ——CSDN博客
🗼我的格言:"没有罗马,那就自己创造罗马~"
目录
首先,在python上 安装pygame
资源--->https://download.csdn.net/download/Aileenvov/88301424?spm=1001.2014.3001.5503
然后转到228页,根据步骤进行安装
然后,创建文件夹 要注意分级别
插入的图片
插入图片:需要注意图片的大小比例,否则可能显示不出来,这需要根据系统屏幕大小进行设置,
将所需要的图片和音乐拖到对应的文件夹,这是我的图片
主函数 Aileen_invasion的文件
import sys
from time import sleep
import pygame
from settings import Settings
from game_starts import GameStats
from scoreboard import Scoreboard
from button import Button
from ship import Ship
from bullet import Bullet
from aileen import Aileen
class AileenInvasion:
"""Overall class to manage game assets and behavior.整体类来管理游戏资产和行为"""
def __init__(self):#初始化
"""Initialize the game, and create game resources."""
pygame.init()
self.settings = Settings()
self.screen = pygame.display.set_mode((0,0),pygame.FULLSCREEN)
self.settings.screen_width = self.screen.get_rect().width
self.settings.screen_height = self.screen.get_rect().height
# self.screen = pygame.display.set_mode(
# (self.settings.screen_width,self.settings.screen_height))
#类中变量前有self,说明该变量绑定在当前实例化本身
pygame.display.set_caption("Aileen Invasion")
# Creation an instance to store game statistics.
self.stats = GameStats(self)
# Create an instance to store game statics,
# and create a scoreboard.
self.sb = Scoreboard(self)
self.ship = Ship(self)
self.bullets = pygame.sprite.Group()#Group可以批量使用的函数
self.aileens = pygame.sprite.Group()
self._create_fleet()
#Make the play button.
self.play_button = Button(self,"Play")
self.bg_color =(0,0,225) #代表红 绿 蓝 三颜色
# def _create_fleet(self):
# """Create the fleet of aileens."""
# #Make a aileen
# aileen = Aileen(self)
# self.aileens.add(aileen)
# #set the background color.
def run_game(self): #功能:1监听事件,2处理事件,3更新屏幕事件
"""Start the main loop for the game."""
while True:
# 1监听事件函数--监听和处理用户的行为
self._check_events()#将监听事件(封装)外包给这个函数,减轻run_game的工作量---这个过程叫重构(refactory)
if self.stats.game_active:
# 2处理事件函数
self.ship.update()
#更新子弹
self._update_bullets()
self._update_aileens()
# 3 屏幕更新函数
self._update_screen()
def _update_bullets(self):
self.bullets.update()
if not self.aileens:
# Destory existing bullets and create new fleet
self.bullets.empty()
self._create_fleet()
# Get rid of the bullets that have disappeared.
for bullet in self.bullets.copy():
if bullet.rect.bottom <= 0:
self.bullets.remove(bullet)
self._check_bullet_aileen_collisions()
def _check_bullet_aileen_collisions(self):
"""Respond to bullet-aileen collisions."""
""" Remove any bullets and aileens that have collided """
#👇
collisions = pygame.sprite.groupcollide(
self.bullets, self.aileens,True,True)
if collisions: #collision是字典类型变量
# for aileens in collisions.values():
self.stats.score += self.settings.aileen_points #* len(aileens)
for aileens in collisions.values():
self.stats.score += self.settings.aileen_points * len(aileens)
self.sb.prep_score()
self.sb.check_high_score()
self.sb.prep_high_score()
if not self.aileens:
# Destory existing bullets and create new fleet.
self.bullets.empty()
self._create_fleet()
self.settings.increase_speed()
# Increase level
self.stats.level += 1
self.sb.prep_level()
# print(len(self.bullets))
# Watch for keyboard and mouse events. 监听用户在做什么操作--这里设置游戏菜单栏
def _check_events(self): #
#--snip--
"""Respond to keypress and mouse events"""
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
elif event.type == pygame.KEYDOWN:
self._check_keydown_events(event)
elif event.type == pygame.KEYUP:
self._check_keyup_events(event)
elif event.type == pygame.MOUSEBUTTONDOWN:
mouse_pos = pygame.mouse.get_pos()
self._check_play_button(mouse_pos)
def _check_play_button(self,mouse_pos):
"""Start a new game when the player clicks Play."""
button_clicked = self.play_button.rect.collidepoint(mouse_pos)
if button_clicked and not self.stats.game_active:
# Hide the mouse cursor.
pygame.mouse.set_visible(False)
# Reset the game statistics.
self.stats.reset_stats()
self.stats.game_active = True
# 确保分数清0
self.sb.prep_score()
self.sb.prep_level()
self.sb.prep_ships()
# Get rid of any remaining aileens and bullets.
self.aileens.empty()
self.bullets.empty()
#Create A new fleet and center the ship.
self._create_fleet()
self.ship.center_ship()
#Reset the game settings.
self.settings.initialize_dynamic_settings()
pygame.mixer.init()
pygame.mixer.music.load("music/香香 - 猪之歌.mp3")
# pygame.mixer.music.set_volume(2)
pygame.mixer.music.play()
def _check_keydown_events(self,event):
"""Respond to keypress"""
#判断右键
if event.key == pygame.K_RIGHT:
#处理右键
self.ship.moving_right = True
elif event.key == pygame.K_LEFT:
self.ship.moving_left = True
elif event.key == pygame.K_UP:
self.ship.moving_up = True
elif event.key == pygame.K_DOWN:
self.ship.moving_down = True
elif event.key == pygame.K_q:#按q键退出游戏
sys.exit()
elif event.key == pygame.K_SPACE:
self._fire_bullet()
def _check_keyup_events(self,event):
"""Respond to key release."""
if event.key == pygame.K_RIGHT:
self.ship.moving_right = False
elif event.key == pygame.K_LEFT:
self.ship.moving_left = False
# Move the ship to the right.
self.ship.rect.x += 1
elif event.key == pygame.K_m:
self.screen = pygame.display.set_mode((0, 0), pygame.FULLSCREEN)
self.settings.screen_width =self.screen.get_rect().width
self.settings.screen_height = self.screen.get_rect().height
self.ship = Ship(self)
self.aliens = pygame.sprite.Group()
self._create_fleet()
elif event.key == pygame.K_n:
self.settings = Settings()
self.screen = pygame.display.set_mode((self.settings.screen_width, self.settings.screen_height))
self.ship = Ship(self)
self.aliens = pygame.sprite.Group()
self._create_fleet()
elif event.key == pygame.K_UP:
self.ship.moving_up = False
elif event.key == pygame.K_DOWN:
self.ship.moving_down = False
def _fire_bullet(self):
"""create a new bullet and add it to the bullets group."""
if len(self.bullets) < self.settings.bullets_allowed:
new_bullet = Bullet(self)
self.bullets.add(new_bullet)
def _create_fleet(self):#self传的也是ai
"""Create the fleet of aileens."""
#Create an aileen and find the number of aileens in a row
#Spacing between each aileen is equal to one aileen width.
aileen = Aileen(self)
aileen_width, aileen_height = aileen.rect.size
available_space_x = self.settings.screen_width - (2 * aileen_width)
print(available_space_x)
print(self.settings.screen_width)
print(2 * aileen_width)
number_aileen_x = available_space_x // (2 * aileen_width)
# Determine the number of rows of aileens that fit on the screen.
ship_height =self.ship.rect.height
available_space_y = (self.settings.screen_height -
(3 * aileen_height) - ship_height)
number_rows = available_space_y // (2 * aileen_height)
#Create the first row of aileens.
for row_number in range(number_rows):
for aileen_number in range(number_aileen_x):
self._create_aileen(aileen_number, row_number)
def _create_aileen(self,aileen_number, row_number):
# Create an aileen and place it in row.
# Make a aileen
aileen = Aileen(self)
aileen_width, aileen_height =aileen.rect.size
aileen.x = aileen_width + 2 * aileen_width * aileen_number
aileen.rect.x = aileen.x
aileen.rect.y = aileen.rect.height + 2 * aileen.rect.height * row_number
self.aileens.add(aileen)
def _check_aileens_bottom(self):
"""Check if any aileens have reached the bottom of the screen."""
screen_rect = self.screen.get_rect()
for aileen in self.aileens.sprites():
if aileen.rect.bottom >= screen_rect.bottom:
#Treat this the same as if the ship got hit.
self._ship_hit()
break
# Redraw the screen during each pass through the loop. 更新画布颜色
def _update_aileens(self):
"""
Check if the fleet is at an edge,
then update the positions of all aliens in the fleet.
"""
self._check_fleet_edges()
"""Update the positions of all aileens in the fleet."""
self.aileens.update()
# Look for aileen-ship collisions.
if pygame.sprite.spritecollideany(self.ship, self.aileens):
self._ship_hit()
print("Ship hit!!!")
# Look for aileens hitting the bottom of the screen
self._check_aileens_bottom()
def _check_fleet_edges(self):
"""Respond appropriately if any aileens have reached an edge."""
for aileen in self.aileens.sprites():
if aileen.check_edges():
self._change_fleet_direction()
break
def _change_fleet_direction(self):
"""Drop the entire fleet and change the fleet's direction."""
for aileen in self.aileens.sprites():
aileen.rect.y += self.settings.fleet_drop_speed
self.settings.fleet_direction *= -1
def _ship_hit(self):
"""Respond to the ship being hit by an allien"""
if self.stats.ships_left > 0:
# Decrement ships_left.and update scoreboard
self.stats.ships_left -= 1
self.sb.prep_ships()
# Get rid of any remaining aileens and bullets.
self.aileens.empty()
self.bullets.empty()
# Create a new fleet and center the ship.
self._create_fleet()
self.ship.center_ship()
# Pause
sleep(0.5)
else:
self.stats.game_active = False
pygame.mouse.set_visible(True)
def _update_screen(self):
"""Update images on the screen , and flip to the new screen"""
self.screen.fill(self.settings.bg_color)
self.ship.blitme()
for bullet in self.bullets.sprites():
bullet.draw_bullet()
self.aileens.draw(self.screen)
#Draw the score information.
self.sb.show_score()
# Draw the play button if the games is inactive.
if not self.stats.game_active:
self.play_button.draw_button()
self.bullets.draw(self.screen)
pygame.display.flip()
def check_high_score(self):
"""Check to see if there's a new high score."""
if self.stats.score > self.stats.high_score:
self.stats.high_score = self.stats.score
self.prep_high_score()
if __name__ == '__main__':
# Make a game instance , and run the game.
ai = AileenInvasion()#游戏本身的实例化,ai就是那个AileenInvasion
ai.run_game()
创建外星人aileen的文件
import pygame
from pygame.sprite import Sprite
class Aileen(Sprite):
"""A class to represent a single alien in the fleet"""
def __init__(self,ai_game):
"""Initilize the aileen and set its starting position."""
super().__init__()
self.screen = ai_game.screen
self.settings = ai_game.settings
# Load the aileen image and set its rect attribute.
self.image = pygame.image.load("images/aileen.png")
self.rect = self.image.get_rect()
# Start each new aileen near the top left of the screen.
self.rect.x = self.rect.width#将矩形左上角的值作为外星人的宽度
self.rect.y = self.rect.height
#通过飞船左上角的坐标来控制其它图片的位置
#Store the aileen's exact horizontal position.
self.x = float(self.rect.x)
def check_edges(self):
"""Return True if aileen is at edge of screen"""
screen_rect = self.screen.get_rect()
if self.rect.right >= screen_rect.right or self.rect.left <= 0:
return True
def update(self):
"""Move the aileen to the right or left"""
self.x += (self.settings.aileen_speed *
self.settings.fleet_direction)
self.rect.x = self.x
子弹bullet的文件
import pygame
import random
from pygame.sprite import Sprite
class Bullet(Sprite):#子弹bullet继承Sprite类--继承
"""A class to manage bullets fired from the ship"""
def __init__(self,ai_game):
"""Create a bullet object at the ship's current position"""
super().__init__()#调用父类初始化函数
self.screen = ai_game.screen
self.settings = ai_game.settings
self.color = self.settings.bullet_color
# Load the aileen image and set its rect attribute.
self.bullet_images = [pygame.image.load("images/heart.png"),pygame.image.load("images/banana.png"),pygame.image.load("images/cherry.png")]
self.image = random.choice(self.bullet_images)
self.rect = self.image.get_rect()
#Create a bullet rect at(0,0) and then set correct position.
self.rect =pygame.Rect(0,0,self.settings.bullet_width,
self.settings.bullet_height)
self.rect.midtop =ai_game.ship.rect.midtop#利用ai将船和子弹初始位置绑定,使得子弹在船中上方
# Store the bullet's position as a decimal value.
self.y = float(self.rect.y)
def update(self):
"""move the bullet up the screen."""
#update the decimal position of the bullet.
self.y -= self.settings.bullet_speed
#update the rect position.
self.rect.y = self.y
def draw_bullet(self):
"""draw the bullet to the screen"""
self.screen.blit(self.image,self.rect)
pygame.draw.rect(self.screen, self.color, self.rect)
按钮button的文件
import pygame.font
class Button:
def __init__(self,ai_game,msg):
"""Initialize button attributes."""
self.screen = ai_game.screen
self.screen_rect = self.screen.get_rect()
# Set the dimensions and properties(财产,属性==attributes) of the button
self.width, self.height = 200, 50
self.button_color = (0, 255, 0)
self.text_color = (255,255,255)
self.font = pygame.font.SysFont(None, 48)
# Build the button's rect object and center it.
self.rect = pygame.Rect(0,0,self.width,self.height)
self.rect.center = self.screen_rect.center
# The button message needs to be prepped(准备) only once.
self._prep_msg(msg)
def _prep_msg(self,msg):
"""Turn msg into a rendered image and center and center text on the button."""
self.msg_image = self.font.render(msg,True, self.text_color,
self.button_color)
self.msg_image_rect = self.msg_image.get_rect()
self.msg_image_rect.center = self.rect.center
def draw_button(self):
# Draw blank button and then draw message.
self.screen.fill(self.button_color,self.rect)
self.screen.blit(self.msg_image,self.msg_image_rect)
游戏数据game_stats的文件
class GameStats:
"""Track statics for Aileen Invasion."""
def __init__(self,ai_game):
# High score should never be reset.
self.high_score = 0
# Start Aileen Invasion in an active state.
self.game_active = True
"""Initiallize statistics."""
self.settings = ai_game.settings
self.reset_stats()
# Start game in an inactive state.
self.game_active = False
def reset_stats(self):
"""Initialize statistics that can change during the game."""
self.ships_left = self.settings.ship_limit
self.score = 0
self.level=1
游戏分数scoreboard的文件
import pygame.font
from pygame.sprite import Group
from ship import Ship
class Scoreboard:
"""A class to report scoring information."""
def __init__(self,ai_game):
"""Initialize scorekeeping attributes."""
self.ai_game = ai_game
self.screen = ai_game.screen
self.screen_rect = self.screen.get_rect()
self.settings = ai_game.settings
self.stats = ai_game.stats
# Font settings for scoring information.
self.text_color = (30,30,30)
self.font = pygame.font.SysFont(None,48)
#Prepare the initial score image.
self.prep_score()
self.prep_high_score()
self.prep_level()
self.prep_ships()
def prep_ships(self):
"""Show how many ships are left."""
self.ships = Group ()
for ship_number in range(self.stats.ships_left):
ship= Ship(self.ai_game)
ship.rect.x = 10 + ship_number * ship.rect.width
ship.rect.y = 10
self.ships.add(ship)
def prep_score(self):
"""Turn the score into a rendered image (将分数转换为渲染图像)"""
score_str = str(self.stats.score)
"""Turn the score into a rendered image."""
rounded_score = round(self.stats.score,-1)
score_str = "{:,}".format(rounded_score) #round 取整
self.score_image = self.font.render(score_str,True,
self.text_color,self.settings.bg_color)
#Display the score at the top right of the screen.
self.score_rect = self.score_image.get_rect()
self.score_rect.right = self.screen_rect.right - 20
self.score_rect.top = 20
def prep_high_score(self):
"""Turn the high score into a rendered image"""
high_score = round(self.stats.high_score,-1)
high_score_str = "{:,}".format(high_score)
self.high_score_image = self.font.render(high_score_str,True,
self.text_color,self.settings.bg_color)
# Center the high score at the top of the screen.
self.high_score_rect = self.high_score_image.get_rect()
self.high_score_rect.centerx = self.screen_rect.centerx
self.high_score_rect.top = self.score_rect.top
def check_high_score(self):
"""Check to see if there's a new high score."""
if self.stats.score > self.stats.high_score:
self.stats.high_score = self.stats.score
self.prep_high_score()
def prep_level(self):
"""Turn the level into a rendered image."""
level_str = str(self.stats.level)
self.level_image = self.font.render(level_str,True,
self.text_color,self.settings.bg_color)
#Position the level below the score.
self.level_rect = self.level_image.get_rect()
self.level_rect.right = self.score_rect.right
self.level_rect.top = self.score_rect.bottom + 10
def show_score(self):
"""Draw score,level,and ships to the screen"""
self.screen.blit(self.score_image,self.score_rect)
self.screen.blit(self.high_score_image,self.high_score_rect)
self.screen.blit(self.level_image,self.level_rect)
self.ships.draw(self.screen)
游戏设置settings的文件
class Settings:
"""A class store all settings for Aileen Invasion."""
def __init__(self):
"""Initialize the game'settings """
#Ship settings
self.ship_speed = 1.5
self.ship_limit = 3
# Screen settings
self.screen_width =1200
self.screen_height=800
self.bg_color =(255,255,255)
# Bullet settings
self.bullet_speed = 1
self.bullet_width = 3
self.bullet_height = 15
self.bullet_color = (60,60,60)
self.bullets_allowed = 3
#Aileen settings
self.aileen_speed = 1.0
self.fleet_drop_speed = 10
# How quickly the game speeds up
self.speedup_scale = 2
# How quickly the aileen point values increase
self.score_scale =1.5
self.initialize_dynamic_settings()
def initialize_dynamic_settings(self):
"""Initialize speed settings"""
self.ship_speed = 1.5
self.bullet_speed = 1.5
self.aileen_speed = 10
# Scoring
self.aileen_points =50
# fleet_direction of 1 represents right ; -1 represents left.
self.fleet_direction = 1
def increase_speed(self):
"""Increase speed settings"""
"""Increase speed settings and aileen point values"""
self.ship_speed *= self.speedup_scale
self.bullet_speed *= self.speedup_scale
self.aileen_speed *= self.speedup_scale
self.aileen_points = int(self.aileen_points * self.score_scale)
print(self.aileen_points)
游戏飞船ship的文件
import pygame
from pygame.sprite import Sprite
class Ship(Sprite):
"""A class to manage the ship."""
def __init__(self,ai_game):
"""Initialize the ship and set its starting position."""
super().__init__()
self.screen = ai_game.screen
self.settings = ai_game.settings
self.screen_rect = ai_game.screen.get_rect()#返回窗口矩形
# Load the ship image and get its rect.
self.image = pygame.image.load("images/ship.png")
self.rect=self.image.get_rect()#取得屏幕的矩形 rect=rectangle 拿到图片矩形
# Start each new ship at the bottom center of the screen.
self.rect.midbottom = self.screen_rect.midbottom
#通过赋值:图片的中下方的坐标,等于屏幕中下方的坐标
# Store a decimal value for the ship's horizontal position.
self.x = float(self.rect.x)
self.y = float(self.rect.y)
# Movement flag
self.moving_right =False
self.moving_left =False
self.moving_up =False
self.moving_down =False
def center_ship(self):
"""Center the ship on the screen"""
self.rect.midbottom = self.screen_rect.midbottom
self.x = float(self.rect.x)
def update(self):
"""Update the ship's position based on the movement flag"""
# Update the ship's value, not the rect.
# if self.moving_right:
if self.moving_right and self.rect.right < self.screen_rect.right:
self.x += self.settings.ship_speed#不断增加飞船左上角的横坐标带动图片移动
self.rect.x += 1
# if self.moving_left:
if self.moving_left and self.rect.left > 0:
self.x -= self.settings.ship_speed
self.rect.x -= 1
#top
if self.moving_up and self.rect.top > 720 :
self.y -= self.settings.ship_speed
self.rect.y -= 1
if self.moving_down and self.rect.bottom < self.screen_rect.bottom:
self.y += self.settings.ship_speed
self.rect.y += 1
def blitme(self):#渲染函数,让图片显示出来
"""Draw the ship at its current location."""
self.screen.blit(self.image,self.rect)
全屏模式下的游戏
小窗口下的游戏
🐖今天的打猪游戏就分享到这里啦~🐖
🐖喜欢就一键三连支持一下吧♥~🐖
🐖谢谢家人们!🐖
- 点赞
- 收藏
- 关注作者
评论（0）