pygame系列_mouse鼠标事件

pygame.mouse提供了一些方法获取鼠标设备当前的状态

'''
pygame.mouse.get_pressed - get the state of the mouse buttons    get the state of the mouse buttons
pygame.mouse.get_pos - get the mouse cursor position    get the mouse cursor position
pygame.mouse.get_rel - get the amount of mouse movement    get the amount of mouse movement
pygame.mouse.set_pos - set the mouse cursor position    set the mouse cursor position
pygame.mouse.set_visible - hide or show the mouse cursor    hide or show the mouse cursor
pygame.mouse.get_focused - check if the display is receiving mouse input    check if the display is receiving mouse input
pygame.mouse.set_cursor - set the image for the system mouse cursor    set the image for the system mouse cursor
pygame.mouse.get_cursor - get the image for the system mouse cursor    get the image for the system mouse cursor
'''

在下面的demo中，主要用到了:

pygame.mouse.get_pressed()

pygame.mouse.get_pos()

展示的效果：

游戏效果：

当鼠标经过窗口的时候，窗口背景颜色会随着鼠标的移动而发生改变，当鼠标点击窗口

会在控制台打印出是鼠标的那个键被点击了：左，右，滚轮

========================================

代码部分：

========================================

 1 #pygame mouse
 2 
 3 import os, pygame
 4 from pygame.locals import *
 5 from sys import exit
 6 from random import *
 7 
 8 __author__ = {'name' : 'Hongten',
 9               'mail' : 'hongtenzone@foxmail.com',
10               'blog' : 'http://www.cnblogs.com/hongten',
11               'Version' : '1.0'}
12 
13 if not pygame.font:print('Warning, Can not found font!')
14 
15 pygame.init()
16 
17 screen = pygame.display.set_mode((255, 255), 0, 32)
18 screen.fill((255,255,255))
19 
20 font = pygame.font.Font('data\\font\\TORK____.ttf', 20)
21 text = font.render('Cliked Me please!!!', True, (34, 252, 43))
22 
23 mouse_x, mouse_y = 0, 0
24 while 1:
25     for event in pygame.event.get():
26         if event.type == QUIT:
27             exit()
28         elif event.type ==  MOUSEBUTTONDOWN:
29             pressed_array = pygame.mouse.get_pressed()
30             for index in range(len(pressed_array)):
31                 if pressed_array[index]:
32                     if index == 0:
33                         print('Pressed LEFT Button!')
34                     elif index == 1:
35                         print('The mouse wheel Pressed!')
36                     elif index == 2:
37                         print('Pressed RIGHT Button!')
38         elif event.type == MOUSEMOTION:
39             #return the X and Y position of the mouse cursor
40             pos = pygame.mouse.get_pos()
41             mouse_x = pos[0]
42             mouse_y = pos[1]
43       
44     screen.fill((mouse_x, mouse_y, 0))       
45     screen.blit(text, (40, 100))
46     pygame.display.update()