# 实验8

from turtle import *
from random import random

def moveto(x, y):
penup()
goto(x, y)
pendown()

setup(800, 600)

def rect(length, height, rgb=''):
color(rgb)
begin_fill()
for m in range(2):
fd(length)
left(90)
fd(height)
left(90)
end_fill()

moveto(-200,0)
speed(0)
for j in range(20):
rgb = tuple(random() for i in range(3))
rect(20, 100, rgb)
fd(20)

hideturtle()
done()

tsak5

from turtle import *

setup(800, 600)
bgcolor('black')
pencolor('white')

angle = 0
size = 2
speed=0

n = 20
for i in range(n):
for j in range(2):
fd(size)
angle += 72
seth(angle)
size += 5

hideturtle()
done()

task3

from turtle import *

def square(size=50, rgb='orange'):
'''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()

task4

from turtle import *

setup(800, 600)
pencolor('pink')
speed(0)
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()

posted @ 2022-06-09 16:03  东揚  阅读(10)  评论(4编辑  收藏  举报