用Python画一颗心、小人发射爱心

源码:

#!/usr/bin/env python

# -*- coding:utf-8 -*- 

import turtle
import time

# 画心形圆弧

def hart_arc():

    for i in range(200):

        turtle.right(1)

        turtle.forward(2)

  
def move_pen_position(x, y):

    turtle.hideturtle()     # 隐藏画笔(先)

    turtle.up()     # 提笔

    turtle.goto(x, y)    # 移动画笔到指定起始坐标(窗口中心为0,0)

    turtle.down()   # 下笔

    turtle.showturtle()     # 显示画笔
    

# 初始化

turtle.setup(width=800, height=500)     # 窗口(画布)大小

turtle.color('red', 'pink')     # 画笔颜色

turtle.pensize(3)       # 画笔粗细

turtle.speed(1)     # 描绘速度

# 初始化画笔起始坐标

move_pen_position(x=0,y=-180)   # 移动画笔位置

turtle.left(140)    # 向左旋转140度
  
turtle.begin_fill()     # 标记背景填充位置
  
# 画心形直线( 左下方 )
turtle.forward(224)    # 向前移动画笔,长度为224

# 画爱心圆弧

hart_arc()      # 左侧圆弧
turtle.left(120)    # 调整画笔角度
hart_arc()      # 右侧圆弧

# 画心形直线( 右下方 )

turtle.forward(224)

turtle.end_fill()       # 标记背景填充结束位置

# 点击窗口关闭程序

window = turtle.Screen()

window.exitonclick()

效果图:

用Python画一颗心、小人发射爱心_第1张图片

源码:

import turtle as t
from time import sleep
def go_to(x, y):
    t.up()
    t.goto(x, y)
    t.down()
def head(x, y, r):
    go_to(x, y)
    t.speed(20)
    t.circle(r)
    leg(x, y)
def leg(x, y):
    t.right(90)
    t.forward(180)
    t.right(30)
    t.forward(100)
    t.left(120)
    go_to(x, y - 180)
    t.forward(100)
    t.right(120)
    t.forward(100)
    t.left(120)
    hand(x, y)
def hand(x, y):
    go_to(x, y - 60)
    t.forward(100)
    t.left(60)
    t.forward(100)
    go_to(x, y - 90)
    t.right(60)
    t.forward(100)
    t.right(60)
    t.forward(100)
    t.left(60)
    eye(x, y)
def eye(x, y):
    go_to(x - 50, y + 130)
    t.right(90)
    t.forward(50)
    go_to(x + 40, y + 130)
    t.forward(50)
    t.left(90)
def big_Circle(size):
    t.speed(20)
    for i in range(150):
        t.forward(size)
        t.right(0.3)
def line(size):
    t.speed(20)
    t.forward(51 * size)
def small_Circle(size):
    t.speed(20)
    for i in range(210):
        t.forward(size)
        t.right(0.786)
def heart(x, y, size):
    go_to(x, y)
    t.left(150)
    t.begin_fill()
    line(size)
    big_Circle(size)
    small_Circle(size)
    t.left(120)
    small_Circle(size)
    big_Circle(size)
    line(size)
    t.end_fill()
def main():
    t.pensize(2)
    t.color('red', 'pink')
    head(-120, 100, 100)
    heart(250, -80, 1)
    go_to(100, -300)
    t.write("To: 智慧与美貌并存的", move=True, align="left", font=("楷体", 20, "normal"))
    t.done()
main()


效果图:

用Python画一颗心、小人发射爱心_第2张图片

用Python画一颗心、小人发射爱心_第3张图片

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