[已解决]P89 问题2

CD84380973

import pygame
import sys
import math
from pygame.locals import *
from random import *

#球类继承自Sprirte类
class Ball(pygame.sprite.Sprite):
    def __init__(self,glayball_image,greenball_image,position,speed,bg_size,target):
        #初始化动作精灵
        pygame.sprite.Sprite.__init__(self)

        self.glayball_image = pygame.image.load(glayball_image).convert_alpha()
        self.greenyball_image = pygame.image.load(greenball_image).convert_alpha()
        self.rect = self.glayball_image.get_rect()
        #将小球放在指定位置
        self.rect.left,self.rect.top = position
        self.speed = speed
        self.target = target
        self.control = False
        self.width,self.height = bg_size[0],bg_size[1]
        self.radius = self.rect.width /2

    def move(self):
        self.rect = self.rect.move(self.speed)

        #如果小球的左侧出了边界，那么将小球左侧改为右侧的边界
        #这样便实现了左边进入，右边出来的效果
        if self.rect.right < 0:
            self.rect.left = self.width

        elif self.rect.left > self.width:
            self.rect.right = 0

        elif self.rect.bottom <0:
            self.rect.top = self.height

        elif self.rect.top > self.height:
            self.rect.bottom = 0

    def check(self,motion):
        if self.target < motion <self.target +5:
            return True
        else:
            return False
        

class Glass(pygame.sprite.Sprite):
    def __init__(self,glass_image,mouse_image,bg_size):
        #初始化动作精灵
        pygame.sprite.Sprite.__init__(self)

        self.glass_image = pygame.image.load(glass_image).convert_alpha()
        self.glass_rect = self.glass_image.get_rect()
        self.glass_rect.left,self.glass_rect.top = \
                             (bg_size[0] - self.glass_rect.width)//2,\
                             bg_size[1]- self.glass_rect.height

        self.mouse_image = pygame.image.load(mouse_image).convert_alpha()
        self.mouse_rect = self.mouse_image.get_rect()
        self.mouse_rect.left,self.mouse_rect.top=\
                                                   self.glass_rect.left,self.glass_rect.top
        pygame.mouse.set_visible(False)
   


def main():
    pygame.init()

    glayball_image = 'ball.png'
    greenball_image='greenball.png'
    glass_image = 'boli.png'
    mouse_image = 'sz.png'
    bg_image = 'bg2.png'

    running = True

    #添加背景音乐
    pygame.mixer.music.load('1.mp3')
    pygame.mixer.music.play()

    #添加音效
    loser_sound = pygame.mixer.Sound('1.wav')
    laugh_sound = pygame.mixer.Sound('2.wav')
    winner_sound = pygame.mixer.Sound('3.wav')
    hole_sound = pygame.mixer.Sound('4.wav')

    #音乐播放完游戏结束
    GAMEOVER = USEREVENT
    pygame.mixer.music.set_endevent(GAMEOVER)

    #根据背景图片指定游戏界面尺寸
    bg_size = width,height = 1024,576
    screen = pygame.display.set_mode(bg_size)
    pygame.display.set_caption('Play the ball - FishC Demo')

    background = pygame.image.load(bg_image).convert_alpha()

    #用来存放小球对象的列表
    balls=[]
    group = pygame.sprite.Group()

    #创建五个小球
    for i in range(5):
        #位置随机，速度随机
        position = randint(0,width-100),randint(0,height-100)
        speed = [randint(-10,10),randint(-10,10)]
        ball = Ball(glayball_image,greenball_image,position,speed,bg_size,5*(i+1))
        while pygame.sprite.spritecollide(ball,group,False,pygame.sprite.collide_circle):
            ball.rect.left,ball.rect.top = randint(0,width-100),randint(0,height-100)
            
        balls.append(ball)
        group.add(ball)

    glass = Glass(glass_image,mouse_image,bg_size)

    motion = 0

    MYTIMER = USEREVENT +1
    pygame.time.set_timer(MYTIMER,1000)   

    clock = pygame.time.Clock()

    while running:
        for event in pygame.event.get():
            if event.type == QUIT:
                sys.exit()

            elif event.type == GAMEOVER:
                loser_sound.play()
                pygame.time.delay(2000)
                laugh_sound.play()
                running = False

            elif event.type == MYTIMER:
                if motion:
                    for each in group:
                        if each.check(motion):
                            each.speed = [0,0]
                            each.control = True
                    motion = 0
            elif event.type == MOUSEMOTION:
                motion += 1
               
                           

        screen.blit(background,(0,0))
        screen.blit(glass.glass_image,glass.glass_rect)

        glass.mouse_rect.left,glass.mouse_rect.top = pygame.mouse.get_pos()
        if glass.mouse_rect.left < glass.glass_rect.left:
            glass.mouse_rect.left = glass.glass_rect.left
        if glass.mouse_rect.left > glass.glass_rect.right - glass.mouse_rect.width:
            glass.mouse_rect.left = glass.glass_rect.right - glass.mouse_rect.width
        if glass.mouse_rect.top < glass.glass_rect.top:
            glass.mouse_rect.top = glass.glass_rect.top
        if glass.mouse_rect.top > glass.glass_rect.bottom- glass.mouse_rect.height:
            glass.mouse_rect.top = glass.glass_rect.bottom- glass.mouse_rect.height

        screen.blit(glass.mouse_image,glass.mouse_rect)

        for each in balls:
            each.move()
            if each.control:
                screen.blit(each.greenball_image,each.rect)
            else:
                screen.blit(each.glayball_image,each.rect)


        for each in group:
            group.remove(each)

            if pygame.sprite.spritecollide(each,group,False,pygame.sprite.collide_circle):
                each.speed[0] = -each.speed[0]
                each.speed[1] = -each.speed[1]

            group.add(each)

        pygame.display.flip()
        clock.tick(30)

if __name__ == '__main__':
    main()

   


Traceback (most recent call last):
  File "C:/Users/john/Desktop/python练习/p89.py", line 183, in <module>
    main()
  File "C:/Users/john/Desktop/python练习/p89.py", line 165, in main
    screen.blit(each.greenball_image,each.rect)
AttributeError: 'Ball' object has no attribute 'greenball_image'

最佳答案

月排行榜 / 总排行榜

wuqramy

2020-4-27 14:58:58

        self.greenyball_image = pygame.image.load(greenball_image).convert_alpha()

这里你自己打成了greenyball，把y去掉就行啦
修改后代码：

import pygame
import sys
import math
from pygame.locals import *
from random import *

#球类继承自Sprirte类
class Ball(pygame.sprite.Sprite):
    def __init__(self,glayball_image,greenball_image,position,speed,bg_size,target):
        #初始化动作精灵
        pygame.sprite.Sprite.__init__(self)

        self.glayball_image = pygame.image.load(glayball_image).convert_alpha()
        self.greenball_image = pygame.image.load(greenball_image).convert_alpha()
        self.rect = self.glayball_image.get_rect()
        #将小球放在指定位置
        self.rect.left,self.rect.top = position
        self.speed = speed
        self.target = target
        self.control = False
        self.width,self.height = bg_size[0],bg_size[1]
        self.radius = self.rect.width /2

    def move(self):
        self.rect = self.rect.move(self.speed)

        #如果小球的左侧出了边界，那么将小球左侧改为右侧的边界
        #这样便实现了左边进入，右边出来的效果
        if self.rect.right < 0:
            self.rect.left = self.width

        elif self.rect.left > self.width:
            self.rect.right = 0

        elif self.rect.bottom <0:
            self.rect.top = self.height

        elif self.rect.top > self.height:
            self.rect.bottom = 0

    def check(self,motion):
        if self.target < motion <self.target +5:
            return True
        else:
            return False
        

class Glass(pygame.sprite.Sprite):
    def __init__(self,glass_image,mouse_image,bg_size):
        #初始化动作精灵
        pygame.sprite.Sprite.__init__(self)

        self.glass_image = pygame.image.load(glass_image).convert_alpha()
        self.glass_rect = self.glass_image.get_rect()
        self.glass_rect.left,self.glass_rect.top = \
                             (bg_size[0] - self.glass_rect.width)//2,\
                             bg_size[1]- self.glass_rect.height

        self.mouse_image = pygame.image.load(mouse_image).convert_alpha()
        self.mouse_rect = self.mouse_image.get_rect()
        self.mouse_rect.left,self.mouse_rect.top=\
                                                   self.glass_rect.left,self.glass_rect.top
        pygame.mouse.set_visible(False)
   


def main():
    pygame.init()

    glayball_image = 'ball.png'
    greenball_image='greenball.png'
    glass_image = 'boli.png'
    mouse_image = 'sz.png'
    bg_image = 'bg2.png'

    running = True

    #添加背景音乐
    pygame.mixer.music.load('1.mp3')
    pygame.mixer.music.play()

    #添加音效
    loser_sound = pygame.mixer.Sound('1.wav')
    laugh_sound = pygame.mixer.Sound('2.wav')
    winner_sound = pygame.mixer.Sound('3.wav')
    hole_sound = pygame.mixer.Sound('4.wav')

    #音乐播放完游戏结束
    GAMEOVER = USEREVENT
    pygame.mixer.music.set_endevent(GAMEOVER)

    #根据背景图片指定游戏界面尺寸
    bg_size = width,height = 1024,576
    screen = pygame.display.set_mode(bg_size)
    pygame.display.set_caption('Play the ball - FishC Demo')

    background = pygame.image.load(bg_image).convert_alpha()

    #用来存放小球对象的列表
    balls=[]
    group = pygame.sprite.Group()

    #创建五个小球
    for i in range(5):
        #位置随机，速度随机
        position = randint(0,width-100),randint(0,height-100)
        speed = [randint(-10,10),randint(-10,10)]
        ball = Ball(glayball_image,greenball_image,position,speed,bg_size,5*(i+1))
        while pygame.sprite.spritecollide(ball,group,False,pygame.sprite.collide_circle):
            ball.rect.left,ball.rect.top = randint(0,width-100),randint(0,height-100)
            
        balls.append(ball)
        group.add(ball)

    glass = Glass(glass_image,mouse_image,bg_size)

    motion = 0

    MYTIMER = USEREVENT +1
    pygame.time.set_timer(MYTIMER,1000)   

    clock = pygame.time.Clock()

    while running:
        for event in pygame.event.get():
            if event.type == QUIT:
                sys.exit()

            elif event.type == GAMEOVER:
                loser_sound.play()
                pygame.time.delay(2000)
                laugh_sound.play()
                running = False

            elif event.type == MYTIMER:
                if motion:
                    for each in group:
                        if each.check(motion):
                            each.speed = [0,0]
                            each.control = True
                    motion = 0
            elif event.type == MOUSEMOTION:
                motion += 1
               
                           

        screen.blit(background,(0,0))
        screen.blit(glass.glass_image,glass.glass_rect)

        glass.mouse_rect.left,glass.mouse_rect.top = pygame.mouse.get_pos()
        if glass.mouse_rect.left < glass.glass_rect.left:
            glass.mouse_rect.left = glass.glass_rect.left
        if glass.mouse_rect.left > glass.glass_rect.right - glass.mouse_rect.width:
            glass.mouse_rect.left = glass.glass_rect.right - glass.mouse_rect.width
        if glass.mouse_rect.top < glass.glass_rect.top:
            glass.mouse_rect.top = glass.glass_rect.top
        if glass.mouse_rect.top > glass.glass_rect.bottom- glass.mouse_rect.height:
            glass.mouse_rect.top = glass.glass_rect.bottom- glass.mouse_rect.height

        screen.blit(glass.mouse_image,glass.mouse_rect)

        for each in balls:
            each.move()
            if each.control:
                screen.blit(each.greenball_image,each.rect)
            else:
                screen.blit(each.glayball_image,each.rect)


        for each in group:
            group.remove(each)

            if pygame.sprite.spritecollide(each,group,False,pygame.sprite.collide_circle):
                each.speed[0] = -each.speed[0]
                each.speed[1] = -each.speed[1]

            group.add(each)

        pygame.display.flip()
        clock.tick(30)

if __name__ == '__main__':
    main()

跳转到最佳答案楼层

wuqramy

        self.greenyball_image = pygame.image.load(greenball_image).convert_alpha()

这里你自己打成了greenyball，把y去掉就行啦
修改后代码：

import pygame
import sys
import math
from pygame.locals import *
from random import *

#球类继承自Sprirte类
class Ball(pygame.sprite.Sprite):
    def __init__(self,glayball_image,greenball_image,position,speed,bg_size,target):
        #初始化动作精灵
        pygame.sprite.Sprite.__init__(self)

        self.glayball_image = pygame.image.load(glayball_image).convert_alpha()
        self.greenball_image = pygame.image.load(greenball_image).convert_alpha()
        self.rect = self.glayball_image.get_rect()
        #将小球放在指定位置
        self.rect.left,self.rect.top = position
        self.speed = speed
        self.target = target
        self.control = False
        self.width,self.height = bg_size[0],bg_size[1]
        self.radius = self.rect.width /2

    def move(self):
        self.rect = self.rect.move(self.speed)

        #如果小球的左侧出了边界，那么将小球左侧改为右侧的边界
        #这样便实现了左边进入，右边出来的效果
        if self.rect.right < 0:
            self.rect.left = self.width

        elif self.rect.left > self.width:
            self.rect.right = 0

        elif self.rect.bottom <0:
            self.rect.top = self.height

        elif self.rect.top > self.height:
            self.rect.bottom = 0

    def check(self,motion):
        if self.target < motion <self.target +5:
            return True
        else:
            return False
        

class Glass(pygame.sprite.Sprite):
    def __init__(self,glass_image,mouse_image,bg_size):
        #初始化动作精灵
        pygame.sprite.Sprite.__init__(self)

        self.glass_image = pygame.image.load(glass_image).convert_alpha()
        self.glass_rect = self.glass_image.get_rect()
        self.glass_rect.left,self.glass_rect.top = \
                             (bg_size[0] - self.glass_rect.width)//2,\
                             bg_size[1]- self.glass_rect.height

        self.mouse_image = pygame.image.load(mouse_image).convert_alpha()
        self.mouse_rect = self.mouse_image.get_rect()
        self.mouse_rect.left,self.mouse_rect.top=\
                                                   self.glass_rect.left,self.glass_rect.top
        pygame.mouse.set_visible(False)
   


def main():
    pygame.init()

    glayball_image = 'ball.png'
    greenball_image='greenball.png'
    glass_image = 'boli.png'
    mouse_image = 'sz.png'
    bg_image = 'bg2.png'

    running = True

    #添加背景音乐
    pygame.mixer.music.load('1.mp3')
    pygame.mixer.music.play()

    #添加音效
    loser_sound = pygame.mixer.Sound('1.wav')
    laugh_sound = pygame.mixer.Sound('2.wav')
    winner_sound = pygame.mixer.Sound('3.wav')
    hole_sound = pygame.mixer.Sound('4.wav')

    #音乐播放完游戏结束
    GAMEOVER = USEREVENT
    pygame.mixer.music.set_endevent(GAMEOVER)

    #根据背景图片指定游戏界面尺寸
    bg_size = width,height = 1024,576
    screen = pygame.display.set_mode(bg_size)
    pygame.display.set_caption('Play the ball - FishC Demo')

    background = pygame.image.load(bg_image).convert_alpha()

    #用来存放小球对象的列表
    balls=[]
    group = pygame.sprite.Group()

    #创建五个小球
    for i in range(5):
        #位置随机，速度随机
        position = randint(0,width-100),randint(0,height-100)
        speed = [randint(-10,10),randint(-10,10)]
        ball = Ball(glayball_image,greenball_image,position,speed,bg_size,5*(i+1))
        while pygame.sprite.spritecollide(ball,group,False,pygame.sprite.collide_circle):
            ball.rect.left,ball.rect.top = randint(0,width-100),randint(0,height-100)
            
        balls.append(ball)
        group.add(ball)

    glass = Glass(glass_image,mouse_image,bg_size)

    motion = 0

    MYTIMER = USEREVENT +1
    pygame.time.set_timer(MYTIMER,1000)   

    clock = pygame.time.Clock()

    while running:
        for event in pygame.event.get():
            if event.type == QUIT:
                sys.exit()

            elif event.type == GAMEOVER:
                loser_sound.play()
                pygame.time.delay(2000)
                laugh_sound.play()
                running = False

            elif event.type == MYTIMER:
                if motion:
                    for each in group:
                        if each.check(motion):
                            each.speed = [0,0]
                            each.control = True
                    motion = 0
            elif event.type == MOUSEMOTION:
                motion += 1
               
                           

        screen.blit(background,(0,0))
        screen.blit(glass.glass_image,glass.glass_rect)

        glass.mouse_rect.left,glass.mouse_rect.top = pygame.mouse.get_pos()
        if glass.mouse_rect.left < glass.glass_rect.left:
            glass.mouse_rect.left = glass.glass_rect.left
        if glass.mouse_rect.left > glass.glass_rect.right - glass.mouse_rect.width:
            glass.mouse_rect.left = glass.glass_rect.right - glass.mouse_rect.width
        if glass.mouse_rect.top < glass.glass_rect.top:
            glass.mouse_rect.top = glass.glass_rect.top
        if glass.mouse_rect.top > glass.glass_rect.bottom- glass.mouse_rect.height:
            glass.mouse_rect.top = glass.glass_rect.bottom- glass.mouse_rect.height

        screen.blit(glass.mouse_image,glass.mouse_rect)

        for each in balls:
            each.move()
            if each.control:
                screen.blit(each.greenball_image,each.rect)
            else:
                screen.blit(each.glayball_image,each.rect)


        for each in group:
            group.remove(each)

            if pygame.sprite.spritecollide(each,group,False,pygame.sprite.collide_circle):
                each.speed[0] = -each.speed[0]
                each.speed[1] = -each.speed[1]

            group.add(each)

        pygame.display.flip()
        clock.tick(30)

if __name__ == '__main__':
    main()