import pygame
"""
1.鼠标事件:
事件类型：event.type
MOUSEBUTTONDOWN --> 鼠标按下
MOUSEBUTTONUP --> 鼠标弹起
MOUSEMOTION --> 鼠标移动
关心鼠标的位置：event.pos
键盘事件
"""
import random
def rand_color():
"""随机颜色"""
return random.randint(0,255), random.randint(0,255), random.randint(0,255)
pygame.init()
screen= pygame.display.set_mode((600,400))
screen.fill((255,255,255))
pygame.display.flip()
while True:
# 只要有事件产生就会进入for循环
for eventin pygame.event.get():
# 根据判断type的值来判断是什么事件产生了
if event.type== pygame.QUIT:
exit()
# =================鼠标事件=================
elif event.type== pygame.MOUSEBUTTONDOWN:
# 鼠标按下后要做什么事情就写在这儿...
print('鼠标按下:', event.pos)
pygame.draw.circle(screen, rand_color(), event.pos, random.randint(10,40))
pygame.display.flip()
elif event.type== pygame.MOUSEBUTTONUP:
# 鼠标按下后弹起
print('鼠标弹起', event.pos)
elif event.type== pygame.MOUSEMOTION:
# 鼠标移动
print('鼠标移动', event.pos)
# pygame.draw.circle(screen, rand_color(), event.pos, 30)
# pygame.display.flip()
# ==================键盘事件======================
elif event.type== pygame.KEYDOWN:
print('按键按下:', event.key,chr(event.key))
elif event.type== pygame.KEYUP:
print('按键弹起:', event.key,chr(event.key))
////////////////////////////////
import pygame
from mathimport pi
if __name__== '__main__':
# 初始化，创建窗口
pygame.init()
window= pygame.display.set_mode((400,600))
window.fill((255,255,255))
"""
1.画线段
def line(Surface, color, start_pos, end_pos, width=1)
Surface: 画在哪儿
color：线的颜色
start_pos: 起点
end_pos：终点
width: 线宽
"""
# 画一条水平线
pygame.draw.line(window, (255,0,0), (50,100), (200,100))
# 画一条垂直线
pygame.draw.line(window, (0,255,0), (50,100), (50,200),2)
"""
2.画线段(折线)
def lines(Surface, color, closed, pointlist, width=1)
Surface: 画在哪儿
color: 线的颜色
closed: 是否闭合（是否连接起点和终点）
pointlist：点对应的列表
"""
pygame.draw.lines(window, (0,0,255),True, [(100,200), (150,120), (140,300)])
"""
3.画圆
def circle(Surface, color, pos, radius, width=0)
Surface: 画在哪儿
color: 颜色
pos：圆心坐标
radius：半径
width: 线宽，0 -> 填充
"""
pygame.draw.circle(window, (255,255,0), (200,300),100,0)
"""
4.画矩形
def rect(Surface, color, Rect, width=0)
Surface:画在哪儿
color: 颜色
Rect：范围(元祖，元祖中有四个元素，分别是x,y,width,height)
"""
pygame.draw.rect(window, (0,255,0), (10,100,50,100))
"""
5.画多边形
polygon(Surface, color, pointlist, width=0)
"""
pygame.draw.polygon(window, (0,255,255), [(300,50), (250,40),(100,50), (200,150)])
"""
6.画椭圆
def ellipse(Surface, color, Rect, width=0)
"""
pygame.draw.ellipse(window, (123,200,210), (10,200,150,60))
"""
7.画弧线
def arc(Surface, color, Rect, start_angle, stop_angle, width=1)
start_angle: 0-2pi
stop_angle:
pi --- 180° 1° --- pi/180
59° = pi/180 * 59
"""
pygame.draw.arc(window, (255,0,0), (200,400,100,100), pi/4+pi, pi*3/4+pi,3)
# 展示内容
pygame.display.flip()
# 游戏循环
while True:
for eventin pygame.event.get():
if event.type== pygame.QUIT:
exit()
