## 实验八

from turtle import *
def square(size=50, rgb='pink'):
'''绘制正方形
参数size指定边长
参数rgb指定画笔颜色
如果没有给参数，采用默认值
'''
pencolor(rgb)
for i in range(4):
fd(size)
left(90)
def main():
setup(800, 600)
speed(0)
n =10
for i in range(n):
square(80)
left(360/n)
hideturtle()
done()
if __name__ == '__main__':
main()

from turtle import *
setup(800, 600)
pencolor('pink')
n = 10
for i in range(n):
# 绘制一片花瓣
for j in range(2):
circle(80, 90)
left(90)
right(360/n)
hideturtle()
done()

from turtle import *
setup(800, 600)
bgcolor('black')
pencolor('white')
speed(0)
angle = 0
size = 2
n = 10
for i in range(n):
for j in range(4):
fd(size)
angle += 72
seth(angle)
size += 5
hideturtle()
done()

from turtle import *
from random import random
setup(800,600)
#颜色随机生成
# 随机生成rgb颜色三元组

def rect(size,height,rgb=''):
color(rgb)
begin_fill()
for i in range(4):
fd(size)  # 向前
left(90)  # 向左转的角度
fd(height)
end_fill()

penup()
goto(-200, 0)
pendown()

for i in range(20):
rgb = tuple(random() for j in range(3))# 随机生成rgb颜色三元组
rect(20,50,rgb)
fd(20)

hideturtle()
done()

posted on 2022-06-13 22:51  SHADOW&KING  阅读(3)  评论(1编辑  收藏  举报