import turtle as t
from turtle import *
import random as r
import time
#定义几个函数先
#定义画彩灯的函数
def drawlight():
if r.randint(0,30) == 0:
color('tomato')
circle(6)
elif r.randint(0,30) == 1:
color('orange')
circle(3)
else:
linewidth = 5
color('dark green')
#定义画圣诞树的函数
def tree(d,s):
if d <= 0: return
forward(s)
tree(d-1, s * .8)
right(120)
tree(d-3, s * .5)
drawlight()
right(120)
tree(d-3, s * .5)
right(120)
backward(s)
#定义树下面小装饰的函数
def xzs():
for i in range(200):
a = 200-400* r.random()
b = 10 -20* r.random()
up()
forward(b)
left(90)
forward(a)
down()
if r.randint(0,1) == 0:
color('tomato')
else:
color('wheat')
circle(2)
up()
backward(a)
right(90)
backward(b)
#定义一个画雪花的函数
def drawsnow():
t.hideturtle()
t.pensize(2)
for i in range(200):
t.pencolor("white")
t.penup()
t.setx(r.randint(-350,350))
t.sety(r.randint(-100,350))
t.pendown()
dens = 6
snowsize = r.randint(1,10)
for j in range(dens):
t.forward(int(snowsize))
t.backward(int(snowsize))
t.right(int(360/dens))
n=100.0
t.pensize(10)
speed("fastest")
t.screensize(800,600, "black")
left(90)
forward(3 * n)
color("orange", "yellow")
begin_fill()
left(126)
#画五角星
for i in外汇跟单gendan5.com range(5):
forward(n/5)
right(144)
forward(n/5)
left(72)
end_fill()
right(126)
color("dark green")
backward(n * 4.8)
#调用画树的函数
tree(15 , n)
backward(n/2)
xzs()
#写文字
t.color("dark red", "red")
t.write("Merry Christmas", align="center", font=("Comic Sans MS", 40, "bold"))
# 调用雪花函数
drawsnow()
t.done() #收笔