"""the simplest pygame example program，最简pygame示例,生成红色的图像"""
import pygame
image = pygame.Surface((100,100)) # 实例化一个图像
image.fill((255,0,0)) # 给图像所有像素填充为红色
pygame.image.save(image,"red.png")# 保存此图像
"""the simplest pygame image process program，add noise，给图像增加燥音
本程序会在图像上印10X10的蓝色像素点,然后在一个窗口中显示出来。
"""
import pygame
width,height = 100,100
image = pygame.Surface((width,height)) # 实例化一个图像
image.fill((255,0,255)) # 给图像所有像素填充为品红色
for x in range(width):
for y in range(height):
if x % 10 ==0 and y % 10 == 0: # or x == y ,etc
image.set_at((x,y),(0,0,255))# 重写像素点值
screen = pygame.display.set_mode((width,height))
screen.blit(image,(0,0))
pygame.display.update()
"""the simplest pygame font render program,word2image!
本程序会在青色的背景上显示红色的Python Pygame Font这几个字。
最后会把这个图像保存为文件。
"""
import pygame
pygame.init()
font_filename = pygame.font.get_default_font() # 得到缺省的字体文件名
myfont = pygame.font.Font(font_filename,120) # 新建字体对象
myword = myfont.render("Python Pygame Font",True,(255,0,0)) # 渲染一个字体图层
width,height =myword.get_size() # 得到字体面的宽度和高度
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
screen.fill((0,255,255)) # 填充screen为青色
screen.blit(myword,(0,0)) # 把myword渲染到screen上
pygame.image.save(screen,"lixingqiu.png") # 保存图像
pygame.display.update() # 更新显示
"""the simplest pygame loop template code,basic game loop by lixingqiu
pygame最基本的游戏循环样本代码。
"""
import pygame
from pygame.locals import * # 导入常量
width,height = 480,360
pygame.init()
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame最基本的游戏循环样本代码")
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == QUIT:running = False
# 这里是游戏逻辑，如碰撞检测会改变个各图像的坐标
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
"""the simple pygame program code,red square animation,move a object
pygame实现最简单的图像缓慢移动代码。原理是不断填充背景，不断重画矩形。
"""
import pygame
from pygame.locals import * # 导入常量
width,height = 480,360
pygame.init()
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame实现最简单的图像移动代码")
redsquare = pygame.Surface((50,50)) # 新建方块图
redsquare.fill((255,0,0)) # 填充为红色
x = 0
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == QUIT:running = False
# 这里是游戏逻辑，如碰撞检测会改变个各图像的坐标
x = x + 1
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
screen.blit(redsquare,(x,0))
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/10份之一秒过后再次循环
clock.tick(10) # set fps 10
pygame.quit()
"""the simple pygame program code,red square animation,bounce on edge.
pygame实现最简单的图像移动代码。原理是不断填充背景，不断重画矩形。它碰到边缘会反弹。
"""
import random
import pygame
from pygame.locals import * # 导入常量
width,height = 480,360
pygame.init()
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame演示碰到边缘就反弹原理样本代码by李兴球")
redsquare = pygame.Surface((50,50)) # 新建方块图
redsquare.fill((255,0,0)) # 填充为红色
x = width//2
y = height//2
dx = random.randint(-5,5) # 水平单位位移
dy = random.randint(-5,5) # 垂直单位位移
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == QUIT:running = False
# 这里是游戏逻辑，如碰撞检测会改变个各图像的坐标
if x <= 0 or x + 50 >= width: dx = -dx
if y <= 0 or y + 50 >= height: dy = -dy
x = x + dx
y = y + dy
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
screen.blit(redsquare,(x,y))
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
"""the simple pygame program code,a square animation,bounce on edge.use rect object.
pygame实现最简单的图像移动代码。原理是不断填充背景，不断重画矩形。它碰到边缘会反弹。
使用矩形对象来代表方块的坐标与宽高，使用move_ip来移动矩形对象的位置。
"""
import random
import pygame
from pygame.locals import * # 导入常量
width,height = 480,360
pygame.init()
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame演示矩形对象by李兴球")
w,h = random.randint(25,100),random.randint(25,100)
square = pygame.Surface((w,h)) # 新建方块图
square.fill((0,255,255)) # 填充为青色
rect = square.get_rect() # 获取矩形对象
rect.centerx = width//2 # 矩形对象中心点x坐标
rect.centery = height//2 # 矩形对象中心点y坐标
dx = random.randint(-5,5) # 水平单位位移
dy = random.randint(-5,5) # 垂直单位位移
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == QUIT:running = False
# 这里是游戏逻辑，如碰撞检测会改变个各图像的坐标
if rect.left <= 0 or rect.right >= width: dx = -dx
if rect.top <= 0 or rect.bottom >= height: dy = -dy
rect.move_ip(dx,dy) # 移动矩形对象
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
screen.blit(square,rect)
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
"""demo class use method。the simple pygame program code,a square animation,bounce on edge.use rect object and class,by lixingqiu
pygame实现新建方块类来实例化图。本程序会生成不同颜色与大小的长方形，它们会移动，注意while循环的条件判断表达式。
使用的是pygame.event.poll()来从事件队列中取一个事件，如果它的类型为QUIT，则退出while循环。
"""
import random
import pygame
from pygame.locals import * # 导入常量
class Square:
"""方块类"""
def __init__(self):
"""初始化"""
w,h = random.randint(25,100),random.randint(25,100) # temp vars
self.image = pygame.Surface((w,h)) # 方块要渲染的图像
r,g,b = random.randint(0,255),random.randint(0,255),random.randint(0,255)
self.image.fill((r,g,b)) # 填充颜色
self.rect = self.image.get_rect() # 方块的矩形对象
self.rect.centerx = width//2 # x坐标移到屏幕中央
self.rect.centery = height//2 # y坐标移到屏幕中央
self.dx = random.randint(-5,5) # 水平单位位移
self.dy = random.randint(-5,5) # 垂直单位位移
def move(self):
"""移动矩形"""
self.rect.move_ip(self.dx,self.dy)
self.bounce_on_edge()
def bounce_on_edge(self):
"""碰到边缘就反弹"""
if self.rect.left <= 0 or self.rect.right >= width: self.dx = -self.dx
if self.rect.top <= 0 or self.rect.bottom >= height: self.dy = -self.dy
width,height = 480,360 # define screen'width and height
pygame.init() # pygame初始化
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame演示类生成多个颜色方块by李兴球")
squares = [ Square() for i in range(10)]
clock = pygame.time.Clock() # 时钟对象
while pygame.event.poll().type != QUIT: # 当事件类型不为退出时循环，否则退出
[ square.move() for square in squares ] # 移动每个方块
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
[ screen.blit(square.image,square.rect) for square in squares ]
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
"""demo ontimer event use method。(Chinese english)
本程序演示pygame的定时器事件,在游戏循环中,会每隔1秒生成一个方块,方块进入屏幕后会自动从自己所在列表中移除。
"""
import random
import pygame
from pygame.locals import * # 导入常量
class Square:
"""方块类"""
def __init__(self,group):
"""初始化"""
w,h = random.randint(25,100),random.randint(25,100) # temp vars
self.image = pygame.Surface((w,h)) # 方块要渲染的图像
r,g,b = random.randint(0,255),random.randint(0,255),random.randint(0,255)
self.image.fill((r,g,b)) # 填充颜色
self.rect = self.image.get_rect() # 方块的矩形对象
self.rect.centerx = width//2 # x坐标移到屏幕中央
self.rect.centery = height//2 # y坐标移到屏幕中央
self.dx = random.randint(-5,5) # 水平单位位移
self.dy = random.randint(-5,5) # 垂直单位位移
self.group = group
self.group.append(self) # 把自己添加到组中
def move(self):
"""移动矩形"""
self.rect.move_ip(self.dx,self.dy)
self.vanish_on_edge()
def vanish_on_edge(self):
"""到边缘消失"""
if self.rect.right <= 0 or self.rect.left >= width or \
self.rect.bottom <= 0 or self.rect.top >= height: self.group.remove(self)
width,height = 480,360 # define screen'width and height
pygame.init() # pygame初始化
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame演示定时器事件by李兴球")
squares = [ ]
# 以下设置定时器事件
spawn_event = USEREVENT + 1
pygame.time.set_timer(spawn_event,1000)
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == spawn_event: Square(squares)
if event.type == QUIT: running = False
[ square.move() for square in squares ] # 移动每个方块
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
[ screen.blit(square.image,square.rect) for square in squares ]
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
"""demo rect object collison.
本程序演示pygame矩形的碰撞检测，本程序设定一个固定矩形，然后在屏幕中央生成一些随机速度的矩形。
它们碰到固定矩形会反向移动。
"""
import random
import pygame
from pygame.locals import * # 导入常量
class Square:
"""方块类"""
def __init__(self,group,position=(0,0)):
"""初始化"""
w,h = random.randint(25,100),random.randint(25,100) # temp vars
self.image = pygame.Surface((w,h)) # 方块要渲染的图像
r,g,b = random.randint(0,255),random.randint(0,255),random.randint(0,255)
self.image.fill((r,g,b)) # 填充颜色
self.rect = self.image.get_rect() # 方块的矩形对象
self.rect.center = (width//2,height//2)
self.group = group
self.group.append(self) # 把自己添加到组中
def move(self):
"""移动矩形"""
self.rect.move_ip(self.dx,self.dy)
self.vanish_on_edge()
def vanish_on_edge(self):
"""到边缘消失"""
if self.rect.right <= 0 or self.rect.left >= width or \
self.rect.bottom <= 0 or self.rect.top >= height: self.group.remove(self)
width,height = 480,360 # define screen'width and height
speed = [-5,-4,-3,-2,-1,1,2,3,4,5]
pygame.init() # pygame初始化
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame演示矩形碰撞by李兴球")
squares = [ ]
fixed_square = Square(squares,(100,100)) # 固定不动的方块
fixed_square.dx = 0 # 水平单位位移
fixed_square.dy = 0 # 垂直单位位移
fixed_square.rect.center = (100,100)
# 以下设置定时器事件
spawn_event = USEREVENT + 1
pygame.time.set_timer(spawn_event,1000)
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == spawn_event:
q = Square(squares)
q.dx = random.choice(speed)
q.dy = random.choice(speed)
if event.type == QUIT: running = False
[ square.move() for square in squares ] # 移动每个方块
for square in squares:
if square == fixed_square:continue
if square.rect.colliderect(fixed_square.rect): # 如果square碰到固定矩形
square.dy = -square.dy
square.dx = -square.dx
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
[ screen.blit(square.image,square.rect) for square in squares ]
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
""" demo pygame spriteclass。
本程序演示pygame的sprite类，新建了一个Square类，它继承自pygame.sprite.Sprite。
新建的squares不再是单纯的list了，而是一个 pygame.sprite.Group实例。这样可以对角色进行统一操作。
这前提是精灵要有image和rect属性。
"""
import random
import pygame
from pygame.locals import * # 导入常量
class Square(pygame.sprite.Sprite):
"""方块类"""
def __init__(self,group,position=(0,0)):
"""初始化"""
pygame.sprite.Sprite.__init__(self)
w,h = random.randint(25,100),random.randint(25,100) # temp vars
self.image = pygame.Surface((w,h)) # 方块要渲染的图像
r,g,b = random.randint(0,255),random.randint(0,255),random.randint(0,255)
self.image.fill((r,g,b)) # 填充颜色
self.rect = self.image.get_rect() # 方块的矩形对象
self.rect.center = (width//2,height//2)
if group!=None:
self.group = group
self.group.add(self) # 把自己添加到组中
def update(self):
self.move()
def move(self):
"""移动矩形"""
self.rect.move_ip(self.dx,self.dy)
self.vanish_on_edge()
def vanish_on_edge(self):
"""到边缘消失"""
if self.rect.right <= 0 or self.rect.left >= width or \
self.rect.bottom <= 0 or self.rect.top >= height: self.group.remove(self)
width,height = 480,360 # define screen'width and height
speed = [-5,-4,-3,-2,-1,1,2,3,4,5]
pygame.init() # pygame初始化
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame演示继承继承类的矩形与组by李兴球")
squares = pygame.sprite.Group() # 新建精灵组
fixed_square = Square(None,(100,100)) # 固定不动的方块,不添加到组中
fixed_square.dx = 0 # 水平单位位移
fixed_square.dy = 0 # 垂直单位位移
fixed_square.rect.center = (100,100)
# 以下设置定时器事件
spawn_event = USEREVENT + 1
pygame.time.set_timer(spawn_event,1000)
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == spawn_event:
q = Square(squares)
q.dx = random.choice(speed)
q.dy = random.choice(speed)
if event.type == QUIT: running = False
squares.update() # 移动每个方块
sprite = pygame.sprite.spritecollideany(fixed_square,squares)
if sprite:
sprite.dy = -sprite.dy
sprite.dx = -sprite.dx
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
squares.draw(screen) # 重画所有精灵
screen.blit(fixed_square.image,fixed_square.rect) # 画固定方块
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
"""demo inherit sprite class example code.
本程序演示继承pygame的sprite类，这个类实例化后会不断地旋转。
"""
import pygame
from pygame.locals import * # 导入常量
class Square(pygame.sprite.Sprite):
"""方块类"""
def __init__(self,group,image,position=(0,0)):
"""初始化"""
pygame.sprite.Sprite.__init__(self)
self.position = position
self.raw_image = image # 记录原始图像，image是一个surface
self.image = image
self.rect = self.image.get_rect() # 方块的矩形对象
self.rect.center = position
self._angle = 0 # 设定角度属性
if group!=None:
self.group = group
self.group.add(self) # 把自己添加到组中
def update(self):
self.rotate(1)
def rotate(self,dangle):
"""旋转一定的角度"""
self._angle += dangle
self.image = pygame.transform.rotate(self.raw_image,self._angle)
self.rect = self.image.get_rect()
self.rect.center = self.position
def main():
width,height = 800,600 # define screen'width and height
pygame.init() # pygame初始化
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("pygame演示继承精灵类与角色旋转与缩放及by李兴球")
image = pygame.image.load("lixingqiu.png").convert_alpha()
image = pygame.transform.scale(image,(50,20)) # 缩放图像
squares = pygame.sprite.Group() # 新建精灵组
for x in range(100,width,150): # 生成一些方块
for y in range(50,height,150):
Square(squares,image,(x,y))
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == QUIT: running = False
squares.update() # 移动每个方块
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
squares.draw(screen) # 重画所有方块
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
if __name__=="__main__":
main()
"""demo onpress check,move a arrow like turtle in logo computer language
Pygame按键检测_实现简易海龟形式的移动
"""
import math
import pygame
from pygame.locals import * # 导入常量
_turtle_point_list = [(0,25),(50,25),(40,15),(40,35),(50,25)]
class Turtle(pygame.sprite.Sprite):
"""方块类"""
def __init__(self,position=(0,0)):
"""初始化"""
pygame.sprite.Sprite.__init__(self)
self.position = position
self.raw_image = pygame.Surface((50,50))
pygame.draw.lines(self.raw_image,(0,255,255),False,_turtle_point_list)
self.image = self.raw_image
self.rect = self.image.get_rect() # 方块的矩形对象
self.rect.center = position
self._angle = 0 # 设定角度属性(方向)
def forward(self,distance):
"""朝自己的方向前进一定的距离"""
dx = distance * math.cos(math.radians(self._angle))
dy = -distance * math.sin(math.radians(self._angle))
self.rect.centerx += dx
self.rect.centery += dy
def rotate(self,dangle):
"""旋转一定的角度"""
rotate_center = self.rect.center # 记录旋转中心
self._angle += dangle
pygame.display.set_caption(str(self._angle) + "_Pygame按键检测_实现简易海龟形式的移动by李兴球")
self.image = pygame.transform.rotate(self.raw_image,self._angle)
self.rect = self.image.get_rect()
self.rect.center = rotate_center # 定位到旋转中心
def main():
width,height = 800,600 # define screen'width and height
pygame.init() # pygame初始化
screen = pygame.display.set_mode((width,height))# 新建屏幕对象
pygame.display.set_caption("Pygame按键检测_实现简易海龟形式的移动by李兴球")
turtle = Turtle((width//2,height//2))
running = True
clock = pygame.time.Clock() # 时钟对象
while running:
for event in pygame.event.get():
if event.type == QUIT: running = False
## if event.type == KEYDOWN:
## if event.key == K_UP:turtle.forward(10)
## if event.key == K_DOWN:turtle.forward(-10)
## if event.key == K_LEFT:turtle.rotate(1)
## if event.key == K_RIGHT:turtle.rotate(-1)
keys = pygame.key.get_pressed() # 获取所有按键检测
if keys[K_UP] : turtle.forward(10)
if keys[K_DOWN] : turtle.forward(-10)
if keys[K_LEFT] : turtle.rotate(2)
if keys[K_RIGHT] : turtle.rotate(-2)
# 渲染各个图像，一般首先渲染screen，它做为背景
screen.fill((0,0,0))
screen.blit(turtle.image,turtle.rect)
# 渲染完后更新窗体的显示
pygame.display.update() # 更新显示
# 等待1/60份之一秒过后再次循环
clock.tick(60) # set fps 60
pygame.quit()
if __name__=="__main__":
main()
下面gif动录制作软件把图片进行了压缩，所以呈现了“圆圈”效果。实际上效果像上图这样。
