zoukankan      html  css  js  c++  java
  • turtle 画国旗

    代码实现:

    import turtle
    import time
    import os
    def  draw_square(org_x, org_y, x, y):
        turtle.setpos(org_x, org_y)  # to left and bottom connor
        turtle.color('red', 'red')
        turtle.begin_fill()
        turtle.fd(x)
        turtle.lt(90)
        turtle.fd(y)
        turtle.lt(90)
        turtle.fd(x)
        #print(turtle.pos())
        turtle.lt(90)
        turtle.fd(y)
        turtle.end_fill()
    
    def draw_star(center_x, center_y, radius):
        print(center_x, center_y)
        turtle.pencolor('black')
        turtle.setpos(center_x, center_y)
        pt1 = turtle.pos()
        turtle.circle(-radius, 360 / 5)
        pt2 = turtle.pos()
        turtle.circle(-radius, 360 / 5)
        pt3 = turtle.pos()
        turtle.circle(-radius, 360 / 5)
        pt4 = turtle.pos()
        turtle.circle(-radius, 360 / 5)
        pt5 = turtle.pos()
        turtle.color('yellow', 'yellow')
        turtle.begin_fill()
        turtle.goto(pt3)
        turtle.goto(pt1)
        turtle.goto(pt4)
        turtle.goto(pt2)
        turtle.goto(pt5)
        turtle.end_fill()
    print(turtle.pos())
    
    turtle.pu()
    draw_square(-320, -260, 660, 440)
    star_part_x = -320
    star_part_y = -260 + 440
    star_part_s = 660 / 30
    center_x, center_y = star_part_x + star_part_s * 5, star_part_y - star_part_s * 5
    turtle.setpos(center_x, center_y)  # big star center
    turtle.lt(90)
    draw_star(star_part_x + star_part_s * 5, star_part_y - star_part_s * 2, star_part_s * 3)
    
    # draw 1st small star
    turtle.goto(star_part_x + star_part_s * 10, star_part_y - star_part_s * 2)    # go to 1st small star center
    turtle.lt(round(turtle.towards(center_x, center_y)) - turtle.heading())
    turtle.fd(star_part_s)
    turtle.rt(90)
    draw_star(turtle.xcor(), turtle.ycor(), star_part_s)
    
    # draw 2nd small star
    turtle.goto(star_part_x + star_part_s * 12, star_part_y - star_part_s * 4)    # go to 1st small star center
    turtle.lt(round(turtle.towards(center_x, center_y)) - turtle.heading())
    turtle.fd(star_part_s)
    turtle.rt(90)
    draw_star(turtle.xcor(), turtle.ycor(), star_part_s)
    
    # draw 3rd small star
    turtle.goto(star_part_x + star_part_s * 12, star_part_y - star_part_s * 7)    # go to 1st small star center
    turtle.lt(round(turtle.towards(center_x, center_y)) - turtle.heading())
    turtle.fd(star_part_s)
    turtle.rt(90)
    draw_star(turtle.xcor(), turtle.ycor(), star_part_s)
    
    # draw 4th small star
    turtle.goto(star_part_x + star_part_s * 10, star_part_y - star_part_s * 9)    # go to 1st small star center
    turtle.lt(round(turtle.towards(center_x, center_y)) - turtle.heading())
    turtle.fd(star_part_s)
    turtle.rt(90)
    draw_star(turtle.xcor(), turtle.ycor(), star_part_s)
    turtle.ht()
    time.sleep(5)
    os._exit(1)

    执行结果:

  • 相关阅读:
    python中可变类型和不可变类型
    python PEP8开发规范
    pandas之——Series常用总结
    python os 模块的使用
    Markdown语法
    HttpClient连接池抛出大量ConnectionPoolTimeoutException: Timeout waiting for connection异常排查
    MySQL union all排序问题
    mysql解决datetime与timestamp精确到毫秒的问题
    keepalived + nginx实现高可用
    配置文件keepalived.conf详解
  • 原文地址:https://www.cnblogs.com/huanghanyu/p/13104253.html
Copyright © 2011-2022 走看看