# 实验8

from turtle import *
def square(size=50, rgb=(1,0.7,0)):
'''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(5):
fd(size)
angle += 72
seth(angle)
size += 5

hideturtle()
done()

from turtle import *
from random import random

setup(800,600)
def rect(a,b,rgb=''):
color(rgb)
begin_fill()
fd(a)
left(90)
fd(b)
left(90)
fd(a)
left(90)
fd(b)
left(90)
end_fill()

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

for i in range(20):
rgb = tuple(random() for j in range(3))
rect(20, 60, rgb)
fd(20)

hideturtle()
done()

posted @ 2022-06-09 11:39  Scavengercjw  阅读(13)  评论(2编辑  收藏  举报