import pygame
from pygame.locals import *
import math
from random import randint
pygame.init()
screen = pygame.display.set_mode((480,360))
pygame.display.set_caption("pygaem大鱼吃小鱼_作者:李兴球")
class Bigfish():
def __init__(self,rightImageList,leftImageList,x,y):
self.imageindex = 0 #相当于造型编号
self.direction=0 #0表示右,1左
self.imageList = [rightImageList,leftImageList]
self.image = self.imageList[self.direction][self.imageindex]
self.rect =self.image.get_rect()
self.rect.centerx = x
self.rect.centery = y
self.嘴巴区域=pygame.Rect(0,0,10,10) #根据对大鱼的观察,确定它的嘴巴宽高为10X10像素
def move(self,mx,my): #mx是鼠标指针的x坐标
dx = self.rect.centerx - mx #dx大于0,表示鱼在鼠标指针右边,这时它的方向为左.
if dx!=0: self.direction= (dx//abs(dx) + 1)//2
self.rect.centerx = mx
self.rect.centery = my
#需要动态调整嘴巴区域的x,y坐标
if dx >0:
self.嘴巴区域.x = self.rect.x
self.嘴巴区域.y = self.rect.y -10 #大鱼的高约为30像素,取1/3的位置
else:
if dx<0:
self.嘴巴区域.x = self.rect.right -10
self.嘴巴区域.y = self.rect.y -10
#
def draw(self):
self.image = self.imageList[self.direction][self.imageindex]
screen.blit(self.image,self.rect)
class smallfish():
def __init__(self,imageRight,imageLeft,x,y):
self.imageList = [imageLeft,imageRight]
self.imageIndex = randint(0,1)
self.image = self.imageList[self.imageIndex]
self.xspeed = ( 2 * self.imageIndex ) - 1
self.rect = self.image.get_rect()
self.rect.x = x
self.rect.y = y
self.delete= 0 #删除标志
def move(self):
self.rect.x = self.rect.x + self.xspeed
if self.rect.x<=0 or self.rect.right>=480 or randint(0,1000)==0:
self.xspeed = -self.xspeed
self.imageIndex = 1 - self.imageIndex
self.image = self.imageList[self.imageIndex]
def 碰到(self,rect):
return self.rect.colliderect(rect)
def draw(self):
screen.blit(self.image,self.rect)
def main():
clock = pygame.time.Clock()
大鱼右开图 = pygame.image.load("鱼开.gif")
大鱼右合图 = pygame.image.load("鱼合.gif")
大鱼右开图.set_colorkey((0,0,0))
大鱼右合图.set_colorkey((0,0,0))
大鱼右图表 = [大鱼右开图,大鱼右合图]
大鱼左开图 = pygame.transform.flip(大鱼右开图,True,False)
大鱼左合图 = pygame.transform.flip(大鱼右合图,True,False)
大鱼左图表 = [大鱼左开图,大鱼左合图]
小鱼右图像表 = []
for i in range(5):
小鱼右图像表.append(pygame.image.load("小鱼" + str(i) + ".png"))
小鱼左图像表 = []
for i in range(5):
小鱼左图像表.append(pygame.image.load("小鱼" + str(i) + "_左.png"))
背景图 = pygame.image.load("underwater2.png")
x,y = pygame.mouse.get_pos()
大鱼 = Bigfish(大鱼右图表,大鱼左图表,x,y)
pygame.mouse.set_visible(False) #隐藏鼠标指针
#产生几条小鱼
小鱼们 = []
for i in range(10):
r = randint(0,4)
小鱼们.append(smallfish(小鱼右图像表[r],小鱼左图像表[r],randint(50,430),randint(50,300)))
pygame.mixer.init()
吃的音效 = pygame.mixer.Sound("吃的声音.wav")
运行中 = True
while 运行中:
for event in pygame.event.get():
if event.type==QUIT:运行中=False
if event.type==MOUSEBUTTONDOWN:
大鱼.imageindex=1 #鱼的嘴巴合起来
if event.type==MOUSEBUTTONUP:
大鱼.imageindex=0
screen.blit(背景图,(0,0))
mx,my = pygame.mouse.get_pos()
大鱼.move(mx,my)
for 小鱼 in 小鱼们:
if 小鱼.delete ==0:
小鱼.move()
小鱼.draw()
if 小鱼.碰到(大鱼.嘴巴区域) and 大鱼.imageindex==1: #如果小鱼碰到大鱼的嘴巴并且大鱼正在合嘴,则小鱼的删除标志变量标为1,准备弹出列表.
小鱼.delete = 1
吃的音效.play()
else:
小鱼们.remove(小鱼)
大鱼.draw()
pygame.display.update()
clock.tick(30)
pygame.quit()
if __name__ == "__main__":
main()