python pygame实现挡板弹球游戏

学了一天pygame，用python和pygame写一个简单的挡板弹球游戏

GitHub：

EasyBaffleBallGame

# -*- coding:utf-8 -*-

from sys import exit

import pygame
from pygame.locals import *

pygame.init()

# 创建窗口
ScreenWidth = 500
ScreenHright = 720
ScreenSize = (ScreenWidth, ScreenHright)
Screen = pygame.display.set_mode(ScreenSize, 0, 32)
pygame.display.set_caption("Ly's Easy Ball Game")
# 背景音乐
pygame.mixer.music.load('Sugar.mp3')
pygame.mixer.music.play(-1, 0.0)
# 碰撞音效
CollisionMusic = pygame.mixer.Sound('collision.wav')
# 重新开始按钮音效
ButtonMusic = pygame.mixer.Sound('button.wav')
# 游戏结束音效
GameOverMusic = pygame.mixer.Sound('over.wav')

def GameStart():
# 游戏背景Surface对象
Background = pygame.image.load('GameBackground.jpg').convert()
# 挡板Surface对象
Baffle = pygame.image.load('Baffle.png').convert_alpha()
# 球Surface对象
Ball = pygame.image.load('Ball.png').convert_alpha()
# 挡板位置信息
BaffleX = 140
BaffleY = 600
BaffleSpeed = 1000
BaffleXSpeed = BaffleSpeed
BaffleYSpeed = BaffleSpeed
BaffleMove = {K_LEFT: 0, K_RIGHT: 0, K_UP: 0, K_DOWN: 0}
# 球位置信息
BallX = 235
BallY = 0
BallSpeed = 1000.
BallXSpeed = BallSpeed
BallYSpeed = BallSpeed

# 帧率控制Clock对象
FPSClock = pygame.time.Clock()
# 时间显示Clock对象
ProgramRunClock = pygame.time.get_ticks()
# 时间显示Font对象
RunTimeFont = pygame.font.Font('Jura-DemiBold.ttf', 24)

# 游戏结果
GameResult = ''

while True:
# 接收信息处理
for event in pygame.event.get():
if event.type == QUIT:
exit()
if event.type == KEYDOWN:
if event.key in BaffleMove:
BaffleMove[event.key] = 1
elif event.type == KEYUP:
if event.key in BaffleMove:
BaffleMove[event.key] = 0

# 绘制背景
Screen.blit(Background, (0, 0))

RunTimeStr = str((pygame.time.get_ticks() - ProgramRunClock) / 1000.0)
# print(RunTimeStr)
# 使用render方法显示时间字体
RunTimeSurface = RunTimeFont.render(RunTimeStr, True, (255, 52, 179))
# 显示时间
Screen.blit(RunTimeSurface, (0, 0))

# 距上次调用clock对象时间
SecondTimePassed = FPSClock.tick(60) / 1000.0

# 绘制球
Screen.blit(Ball, (BallX, BallY))

BallX += BallXSpeed * SecondTimePassed
BallY += BallYSpeed * SecondTimePassed

# 判断球边界条件
if BallX > 500 - Ball.get_width():
BallXSpeed = -BallXSpeed
BallX = 500 - Ball.get_width()
elif BallX < 0:
BallXSpeed = -BallXSpeed
BallX = 0
if BallY > 720 - Ball.get_width():
BallYSpeed = -BallYSpeed
BallY = 720 - Ball.get_width()
elif BallY < 0:
BallYSpeed = -BallYSpeed
BallY = 0

# 定位挡板移动后坐标
BaffleX -= BaffleMove[K_LEFT] * BaffleXSpeed * SecondTimePassed
BaffleX += BaffleMove[K_RIGHT] * BaffleXSpeed * SecondTimePassed
BaffleY -= BaffleMove[K_UP] * BaffleYSpeed * SecondTimePassed
BaffleY += BaffleMove[K_DOWN] * BaffleYSpeed * SecondTimePassed

# 判断挡板边界条件
if BaffleX > 500 - Baffle.get_width():
BaffleX = 500 - Baffle.get_width()
elif BaffleX < 0:
BaffleX = 0
if BaffleY > 720 - 45 - Baffle.get_height():
BaffleY = 720 - 45 - Baffle.get_height()
elif BaffleY < 720 - Baffle.get_height() * 3:
BaffleY = 720 - Baffle.get_height() * 3
# 绘制挡板
Screen.blit(Baffle, (BaffleX, BaffleY))

# 判断球碰撞挡板条件
# 挡板左上角
if BallX == BaffleX - Ball.get_width() and BallY == BaffleY - Ball.get_height():
BallXSpeed = -BallXSpeed
BallYSpeed = -BallYSpeed
CollisionMusic.play()
# 挡板左下角
elif BallX == BaffleX - Ball.get_width() and BallY == BaffleY + Baffle.get_height():
BallXSpeed = -BallXSpeed
BallYSpeed = -BallYSpeed
CollisionMusic.play()
# 挡板右上角
elif BallX == BaffleX + Baffle.get_width() and BallY == BaffleY - Ball.get_height():
BallXSpeed = -BallXSpeed
BallYSpeed = -BallYSpeed
CollisionMusic.play()
# 挡板右下角
elif BallX == BaffleX + Baffle.get_width() and BallY == BaffleY + Baffle.get_height():
BallXSpeed = -BallXSpeed
BallYSpeed = -BallYSpeed
CollisionMusic.play()
# 挡板上表面
elif BallX > BaffleX and BallX < BaffleX + Baffle.get_width() and BallY > BaffleY - Ball.get_height() and BallY < BaffleY:
BallYSpeed = -BallYSpeed
BallY = BaffleY - Ball.get_height()
CollisionMusic.play()
# 挡板下表面
elif BallX > BaffleX and BallX < BaffleX + Baffle.get_width() and BallY < BaffleY + Baffle.get_height() and BallY > BaffleY:
BallYSpeed = -BallYSpeed
BallY = BaffleY + Baffle.get_height()
CollisionMusic.play()
# 挡板左侧面
elif BallY > BaffleY and BallY < BaffleY + Baffle.get_height() and BallX > BaffleX - Ball.get_width() and BallX < BaffleX:
BallXSpeed = -BallXSpeed
BallX = BaffleX
CollisionMusic.play()
# 挡板右侧面
elif BallY > BaffleY and BallY < BaffleY + Baffle.get_height() and BallX > BaffleX + Baffle.get_width() - Ball.get_width() and BallX < BaffleX + Baffle.get_width():
BallXSpeed = -BallXSpeed
BallX = BaffleX + Baffle.get_width()
CollisionMusic.play()

if BallY > 720 - 45:
GameResult = RunTimeStr
GameOverMusic.play()
return GameResult

# 刷新显示
pygame.display.update()

def GameResult(GameResult):
# 游戏结果背景Surface对象
GameResultBackground = pygame.image.load('GameResultBackground.png').convert()
# 游戏结果引导
ResultHint = pygame.image.load('ResultFont.png').convert_alpha()
# 游戏结果Font对象
GameResultFont = pygame.font.Font('EuroBold.ttf', 100)
# 重新开始按钮
ReStartButton = pygame.image.load('ReStartButton.png').convert_alpha()
# 重新开始Hover按钮
ReStartButtonHover = pygame.image.load('ReStartButtonHover.png').convert_alpha()

while True:
for event in pygame.event.get():
if event.type == QUIT:
exit()
if event.type == pygame.MOUSEBUTTONDOWN and 150 <= event.pos[
0] <= 150 + ReStartButton.get_width() and 450 <= event.pos[1] <= 450 + ReStartButton.get_height():
ButtonMusic.play()
return True
# 游戏结果背景
Screen.blit(GameResultBackground, (0, 0))
# 游戏结果引导
Screen.blit(ResultHint, (45, 200))
RunTimeSurface = GameResultFont.render(GameResult, True, (255, 69, 0))
Screen.blit(RunTimeSurface, (90, 270))
# 重新开始游戏按钮
MouseX, MouseY = pygame.mouse.get_pos()
if 150 <= MouseX <= 150 + ReStartButton.get_width() and 450 <= MouseY <= 450 + ReStartButton.get_height():
Screen.blit(ReStartButtonHover, (150, 450))
else:
Screen.blit(ReStartButton, (150, 450))
# 游戏结果
pygame.display.update()

if __name__ == '__main__':
flag = True
while flag:
GameResultStr = GameStart()
if GameResultStr != '':
flag = GameResult(GameResultStr)

运行结果：

以上就是本文的全部内容，希望对大家的学习有所帮助

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