Python使用Turtle图形函数画图颜色填充实例

import turtle
i = 0
a = 6
b = 90
while True:
    if i > 12:
        break
    turtle.forward(a)
    turtle.right(b)
    turtle.forward(a)
    i+=1
    a += 10

import turtle
i = 0
while i < 360:
    turtle.forward(1)
    turtle.right(1)
    i += 1

import turtle
i = 0
while i < 360:
    turtle.forward(1)
    turtle.right(1)
    i += 1

import turtle
i = int(input('你想要几边来密封呢？'))
angle = 360.0 / i
distance = 1000.0 / i
for s in range(i):
    turtle.forward(distance)
    turtle.right(angle)
turtle.done()

import turtle
i = int(input('你想要几边来密封呢？'))
angle = 360.0 / i
distance = 1000.0 / i
turtle.begin_fill()
turtle.color("yellow")
turtle.circle(distance,steps=i)
turtle.end_fill()
turtle.done()

import turtle
def drawShape(sides,length):
    angle = 360.0/sides
    for side in range(sides):
        turtle.forward(length)
        turtle.right(angle)
def moveTurtle(x,y):
    turtle.penup()
    turtle.goto(x,y)
    turtle.pendown()

drawShape(4,60)
moveTurtle(110,30)
drawShape(3,90)
turtle.done()

import turtle
import random
def drawShape(sides,length):
    angle = 360.0/sides
    for side in range(sides):
        turtle.forward(length)
        turtle.right(angle)
def moveTurtle(x,y):
    turtle.penup()
    turtle.goto(x,y)
    turtle.pendown()
def drawSquare(length):
    drawShape(4,length)
def drawTriangle(length):
    drawShape(3,length)
def drawCircle(length):
    drawShape(360,length)

def drawRandom():
    x = random.randrange(-200,200)
    y = random.randrange(-200,200)
    length = random.randrange(75)
    shape = random.randrange(1,4)
    moveTurtle(x,y)

    if shape == 1:
        drawSquare(length)
    elif shape == 2:
        drawTriangle(length)
    elif shape == 3:
        length = length % 4
        drawCircle(length)

for shape in range(100):
    drawRandom()

turtle.done()