这次用Python实现的是一个接球打砖块的小游戏，需要导入pygame模块，有以下两条经验总结：
1.多父类的继承2.碰撞检测的数学模型
知识点稍后再说，我们先看看游戏的效果和实现：
一、游戏效果
二、游戏代码
#导入模块
import pygame
from pygame.locals import *
import sys,random,time,math
class GameWindow(object):
'''创建游戏窗口类'''
def __init__(self,*args,**kw):
self.window_length = 600
self.window_wide = 500
#绘制游戏窗口，设置窗口尺寸
self.game_window = pygame.display.set_mode((self.window_length,self.window_wide))
#设置游戏窗口标题
pygame.display.set_caption("CatchBallGame")
#定义游戏窗口背景颜色参数
self.window_color = (135,206,250)
def backgroud(self):
#绘制游戏窗口背景颜色
self.game_window.fill(self.window_color)
class Ball(object):
'''创建球类'''
def __init__(self,*args,**kw):
#设置球的半径、颜色、移动速度参数
self.ball_color = (255,215,0)
self.move_x = 1
self.move_y = 1
self.radius = 10
def ballready(self):
#设置球的初始位置、
self.ball_x = self.mouse_x
self.ball_y = self.window_wide-self.rect_wide-self.radius
#绘制球，设置反弹触发条件
pygame.draw.circle(self.game_window,self.ball_color,(self.ball_x,self.ball_y),self.radius)
def ballmove(self):
#绘制球，设置反弹触发条件
pygame.draw.circle(self.game_window,self.ball_color,(self.ball_x,self.ball_y),self.radius)
self.ball_x += self.move_x
self.ball_y -= self.move_y
#调用碰撞检测函数
self.ball_window()
self.ball_rect()
#每接5次球球速增加一倍
if self.distance < self.radius:
self.frequency += 1
if self.frequency == 5:
self.frequency = 0
self.move_x += self.move_x
self.move_y += self.move_y
self.point += self.point
#设置游戏失败条件
if self.ball_y > 520:
self.gameover = self.over_font.render("Game Over",False,(0,0,0))
self.game_window.blit(self.gameover,(100,130))
self.over_sign = 1
class Rect(object):
'''创建球拍类'''
def __init__(self,*args,**kw):
#设置球拍颜色参数
self.rect_color = (255,0,0)
self.rect_length = 100
self.rect_wide = 10
def rectmove(self):
#获取鼠标位置参数
self.mouse_x,self.mouse_y = pygame.mouse.get_pos()
#绘制球拍，限定横向边界
if self.mouse_x >= self.window_length-self.rect_length//2:
self.mouse_x = self.window_length-self.rect_length//2
if self.mouse_x <= self.rect_length//2:
self.mouse_x = self.rect_length//2
pygame.draw.rect(self.game_window,self.rect_color,((self.mouse_x-self.rect_length//2),(self.window_wide-self.rect_wide),self.rect_length,self.rect_wide))
class Brick(object):
def __init__(self,*args,**kw):
#设置砖块颜色参数
self.brick_color = (139,126,102)
self.brick_list = [[1,1,1,1,1,1],[1,1,1,1,1,1],[1,1,1,1,1,1],[1,1,1,1,1,1],[1,1,1,1,1,1]]
self.brick_length = 80
self.brick_wide = 20
def brickarrange(self):
for i in range(5):
for j in range(6):
self.brick_x = j*(self.brick_length+24)
self.brick_y = i*(self.brick_wide+20)+40
if self.brick_list[i][j] == 1:
#绘制砖块
pygame.draw.rect(self.game_window,self.brick_color,(self.brick_x,self.brick_y,self.brick_length,self.brick_wide))
#调用碰撞检测函数
self.ball_brick()
if self.distanceb < self.radius:
self.brick_list[i][j] = 0
self.score += self.point
#设置游戏胜利条件
if self.brick_list == [[0,0,0,0,0,0],[0,0,0,0,0,0],[0,0,0,0,0,0],[0,0,0,0,0,0],[0,0,0,0,0,0]]:
self.win = self.win_font.render("You Win",False,(0,0,0))
self.game_window.blit(self.win,(100,130))
self.win_sign = 1
class Score(object):
'''创建分数类'''
def __init__(self,*args,**kw):
#设置初始分数
self.score = 0
#设置分数字体
self.score_font = pygame.font.SysFont('arial',20)
#设置初始加分点数
self.point = 1
#设置初始接球次数
self.frequency = 0
def countscore(self):
#绘制玩家分数
my_score = self.score_font.render(str(self.score),False,(255,255,255))
self.game_window.blit(my_score,(555,15))
class GameOver(object):
'''创建游戏结束类'''
def __init__(self,*args,**kw):
#设置Game Over字体
self.over_font = pygame.font.SysFont('arial',80)
#定义GameOver标识
self.over_sign = 0
class Win(object):
'''创建游戏胜利类'''
def __init__(self,*args,**kw):
#设置You Win字体
self.win_font = pygame.font.SysFont('arial',80)
#定义Win标识
self.win_sign = 0
class Collision(object):
'''碰撞检测类'''
#球与窗口边框的碰撞检测
def ball_window(self):
if self.ball_x <= self.radius or self.ball_x >= (self.window_length-self.radius):
self.move_x = -self.move_x
if self.ball_y <= self.radius:
self.move_y = -self.move_y
#球与球拍的碰撞检测
def ball_rect(self):
#定义碰撞标识
self.collision_sign_x = 0
self.collision_sign_y = 0
if self.ball_x < (self.mouse_x-self.rect_length//2):
self.closestpoint_x = self.mouse_x-self.rect_length//2
self.collision_sign_x = 1
elif self.ball_x > (self.mouse_x+self.rect_length//2):
self.closestpoint_x = self.mouse_x+self.rect_length//2
self.collision_sign_x = 2
else:
self.closestpoint_x = self.ball_x
self.collision_sign_x = 3
if self.ball_y < (self.window_wide-self.rect_wide):
self.closestpoint_y = (self.window_wide-self.rect_wide)
self.collision_sign_y = 1
elif self.ball_y > self.window_wide:
self.closestpoint_y = self.window_wide
self.collision_sign_y = 2
else:
self.closestpoint_y = self.ball_y
self.collision_sign_y = 3
#定义球拍到圆心最近点与圆心的距离
self.distance = math.sqrt(math.pow(self.closestpoint_x-self.ball_x,2)+math.pow(self.closestpoint_y-self.ball_y,2))
#球在球拍上左、上中、上右3种情况的碰撞检测
if self.distance < self.radius and self.collision_sign_y == 1 and (self.collision_sign_x == 1 or self.collision_sign_x == 2):
if self.collision_sign_x == 1 and self.move_x > 0:
self.move_x = - self.move_x
self.move_y = - self.move_y
if self.collision_sign_x == 1 and self.move_x < 0:
self.move_y = - self.move_y
if self.collision_sign_x == 2 and self.move_x < 0:
self.move_x = - self.move_x
self.move_y = - self.move_y
if self.collision_sign_x == 2 and self.move_x > 0:
self.move_y = - self.move_y
if self.distance < self.radius and self.collision_sign_y == 1 and self.collision_sign_x == 3:
self.move_y = - self.move_y
#球在球拍左、右两侧中间的碰撞检测
if self.distance < self.radius and self.collision_sign_y == 3:
self.move_x = - self.move_x
#球与砖块的碰撞检测
def ball_brick(self):
#定义碰撞标识
self.collision_sign_bx = 0
self.collision_sign_by = 0
if self.ball_x < self.brick_x:
self.closestpoint_bx = self.brick_x
self.collision_sign_bx = 1
elif self.ball_x > self.brick_x+self.brick_length:
self.closestpoint_bx = self.brick_x+self.brick_length
self.collision_sign_bx = 2
else:
self.closestpoint_bx = self.ball_x
self.collision_sign_bx = 3
if self.ball_y < self.brick_y:
self.closestpoint_by = self.brick_y
self.collision_sign_by = 1
elif self.ball_y > self.brick_y+self.brick_wide:
self.closestpoint_by = self.brick_y+self.brick_wide
self.collision_sign_by = 2
else:
self.closestpoint_by = self.ball_y
self.collision_sign_by = 3
#定义砖块到圆心最近点与圆心的距离
self.distanceb = math.sqrt(math.pow(self.closestpoint_bx-self.ball_x,2)+math.pow(self.closestpoint_by-self.ball_y,2))
#球在砖块上左、上中、上右3种情况的碰撞检测
if self.distanceb < self.radius and self.collision_sign_by == 1 and (<div style="color:transparent">本文来源gaodai.ma#com搞##代!^码网(</div>self.collision_sign_bx == 1 or self.collision_sign_bx == 2):
if self.collision_sign_bx == 1 and self.move_x > 0:
self.move_x = - self.move_x
self.move_y = - self.move_y
if self.collision_sign_bx == 1 and self.move_x < 0:
self.move_y = - self.move_y
if self.collision_sign_bx == 2 and self.move_x < 0:
self.move_x = - self.move_x
self.move_y = - self.move_y
if self.collision_sign_bx == 2 and self.move_x > 0:
self.move_y = - self.move_y
if self.distanceb < self.radius and self.collision_sign_by == 1 and self.collision_sign_bx == 3:
self.move_y = - self.move_y
#球在砖块下左、下中、下右3种情况的碰撞检测
if self.distanceb < self.radius and self.collision_sign_by == 2 and (self.collision_sign_bx == 1 or self.collision_sign_bx == 2):
if self.collision_sign_bx == 1 and self.move_x > 0:
self.move_x = - self.move_x
self.move_y = - self.move_y
if self.collision_sign_bx == 1 and self.move_x < 0:
self.move_y = - self.move_y
if self.collision_sign_bx == 2 and self.move_x < 0:
self.move_x = - self.move_x
self.move_y = - self.move_y
if self.collision_sign_bx == 2 and self.move_x > 0:
self.move_y = - self.move_y
if self.distanceb < self.radius and self.collision_sign_by == 2 and self.collision_sign_bx == 3:
self.move_y = - self.move_y
#球在砖块左、右两侧中间的碰撞检测
if self.distanceb < self.radius and self.collision_sign_by == 3:
self.move_x = - self.move_x
class Main(GameWindow,Rect,Ball,Brick,Collision,Score,Win,GameOver):
'''创建主程序类'''
def __init__(self,*args,**kw):
super(Main,self).__init__(*args,**kw)
super(GameWindow,self).__init__(*args,**kw)
super(Rect,self).__init__(*args,**kw)
super(Ball,self).__init__(*args,**kw)
super(Brick,self).__init__(*args,**kw)
super(Collision,self).__init__(*args,**kw)
super(Score,self).__init__(*args,**kw)
super(Win,self).__init__(*args,**kw)
#定义游戏开始标识
start_sign = 0
while True:
self.backgroud()
self.rectmove()
self.countscore()
if self.over_sign == 1 or self.win_sign == 1:
break
#获取游戏窗口状态
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
if event.type == MOUSEBUTTONDOWN:
pressed_array = pygame.mouse.get_pressed()
if pressed_array[0]:
start_sign = 1
if start_sign == 0:
self.ballready()
else:
self.ballmove()
self.brickarrange()
#更新游戏窗口
pygame.display.update()
#控制游戏窗口刷新频率
time.sleep(0.010)
if __name__ == '__main__':
pygame.init()
pygame.font.init()
catchball = Main()
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转载请注明原文链接：Python实现打砖块小游戏代码实例
转载请注明原文链接：Python实现打砖块小游戏代码实例
