Python编程练习：使用 turtle 库完成玫瑰花的绘制

绘制效果：

源代码：

import turtle

 

# 设置初始位置

turtle.penup()

turtle.left(90)

turtle.fd(200)

turtle.pendown()

turtle.right(90)

 

# 花蕊

turtle.fillcolor("red")

turtle.begin_fill()

turtle.circle(10,180)

turtle.circle(25,110)

turtle.left(50)

turtle.circle(60,45)

turtle.circle(20,170)

turtle.right(24)

turtle.fd(30)

turtle.left(10)

turtle.circle(30,110)

turtle.fd(20)

turtle.left(40)

turtle.circle(90,70)

turtle.circle(30,150)

turtle.right(30)

turtle.fd(15)

turtle.circle(80,90)

turtle.left(15)

turtle.fd(45)

turtle.right(165)

turtle.fd(20)

turtle.left(155)

turtle.circle(150,80)

turtle.left(50)

turtle.circle(150,90)

turtle.end_fill()

 

# 花瓣1

turtle.left(150)

turtle.circle(-90,70)

turtle.left(20)

turtle.circle(75,105)

turtle.setheading(60)

turtle.circle(80,98)

turtle.circle(-90,40)

 

# 花瓣2

turtle.left(180)

turtle.circle(90,40)

turtle.circle(-80,98)

turtle.setheading(-83)

 

# 叶子1

turtle.fd(30)

turtle.left(90)

turtle.fd(25)

turtle.left(45)

turtle.fillcolor("green")

turtle.begin_fill()

turtle.circle(-80,90)

turtle.right(90)

turtle.circle(-80,90)

turtle.end_fill()

 

turtle.right(135)

turtle.fd(60)

turtle.left(180)

turtle.fd(85)

turtle.left(90)

turtle.fd(80)

 

# 叶子2

turtle.right(90)

turtle.right(45)

turtle.fillcolor("green")

turtle.begin_fill()

turtle.circle(80,90)

turtle.left(90)

turtle.circle(80,90)

turtle.end_fill()

 

turtle.left(135)

turtle.fd(60)

turtle.left(180)

turtle.fd(60)

turtle.right(90)

turtle.circle(200,60)
turtle.done()