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---------------turtle源码集合---------------

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Python源码分享12：使用turtle画彩色六边形

# 引用海龟库以及随机库
import turtle as t
import random
import time

light = t.Turtle(visible=False)
wind = t.Turtle(visible=False)


def canvas(size_x=1200, size_y=900):  # 设置画布,有默认值
    t.setup(size_x, size_y)


# 设置线的颜色以及size
def pencil(size=5, color="black"):
    t.pensize(size)
    t.pencolor(color)


def sun():  # 绘制太阳
    light.pensize(5)
    light.pencolor("black")
    sec = int(time.time())
    t.penup()  # 画红色点
    t.goto(-530, 310)
    t.pendown()
    t.dot(100, "red")
    for i in range(1, 19):  # 阳光效果
        light.penup()
        light.goto(-530, 310)
        light.seth(i * 20)
        light.forward(55)
        light.pendown()
        if (i + sec) % 2 == 1:
            light.forward(15)
        else:
            light.forward(7)


def plant():  # 绘制天空以及大地
    t.penup()  # 每个绘制函数开头都写了这个，防止龟龟绘制另外的图像移动时留下痕迹
    length = 900 * 0.318  # 将画布的纵向黄金分割
    t.home()
    t.goto(600, -450)

    t.fillcolor("#DAA520")  # 分割填充大地
    t.begin_fill()
    t.left(90)
    t.forward(length)
    t.left(90)
    t.forward(1200)
    t.left(90)
    t.forward(length)
    t.left(90)
    t.forward(1200)
    t.end_fill()

    t.home()  # 填充天空
    t.goto(600, length - 450)
    t.fillcolor("#B0C4DE")
    t.begin_fill()
    t.left(90)
    t.forward(900 - length)
    t.left(90)
    t.forward(1200)
    t.left(90)
    t.forward(900 - length)
    t.left(90)
    t.forward(1200)
    t.end_fill()


def butterfly(pos_x=0, pos_y=0):  # 绘制蝴蝶，这里会随机生成位置以及蝴蝶大小、颜色
    light.penup()
    light.goto(pos_x, pos_y)
    light.pendown()
    light.pensize(2)
    light.seth(45)

    color = ["#FF00FF", "#87CEFA", "#0000EE", "#FF4500", "#00FF00", "#00E5EE", "#FFFAFA"]  # 一个颜色表,以及size表
    size = [6, 7, 8, 9, 10, 11, 12]
    tep_size = random.choice(size)
    light.fillcolor(random.choice(color))
    light.begin_fill()
    light.circle(tep_size, 270)  # 绘制翅膀
    light.right(135)

    light.pensize(3)
    light.forward(tep_size / 2)
    light.right(45)
    light.forward(tep_size / 2)
    light.back(tep_size / 2)
    light.left(70)
    light.forward(tep_size / 2)
    light.back(tep_size / 2)
    light.right(25)
    light.pensize(4)
    light.back(2.05 * tep_size)

    light.seth(-90)
    light.pensize(2)
    light.circle(tep_size, -180)
    light.pensize(4)
    light.left(90)
    light.forward(tep_size * 2)
    light.back(tep_size * 2.5)
    light.end_fill()


def botany(pos_x=0, pos_y=0, direction=0, flower=1, bend=10):  # 植物函数，绘制向日葵，向日葵会迎风倒，效果很到位
    light.pensize(3)
    light.pencolor("black")
    light.penup()
    light.goto(pos_x, pos_y)
    light.pendown()
    light.left(90)
    light.fillcolor("#00CD00")
    light.begin_fill()

    light.circle(50, 90)  # 绘制叶片
    light.left(90)
    light.circle(50, 90)

    light.penup()
    light.goto(pos_x, pos_y)
    light.pendown()

    light.seth(-90)
    light.pensize(6)
    light.forward(50)
    light.back(50)

    light.pensize(3)
    light.circle(50, -90)
    light.right(90)
    light.circle(50, -90)
    light.end_fill()
    if flower:  # 判断是否有花，这里默认有花
        light.penup()
        light.goto(pos_x, pos_y)
        light.pendown()
        light.pensize(4)
        if direction:
            light.seth(80)  # 绘制秆
            light.circle(130 - 5 * bend, 70 + 5 * bend, None)
        else:
            light.seth(-80)
            light.circle(130 - 5 * bend, -70 - 5 * bend, None)
            light.right(180)
        tep_x, tep_y = light.xcor(), light.ycor()
        light.forward(13)
        light.right(30)
        for i in range(6):  # 绘制花瓣
            light.fillcolor("#FFD700")
            light.begin_fill()
            light.circle(15, 300)
            light.left(120)
            light.end_fill()
        light.goto(tep_x, tep_y)
        light.dot(36, "#FFB90F")


def cloud(pos_x=0, pos_y=0, size=20):  # 绘制云
    pos = int(time.time())
    pos %= 50
    light.penup()  # 云没有要边框，所以没有pendown
    light.goto(pos*8+pos_x, pos_y)

    light.fillcolor("#E6E6FA")
    light.begin_fill()
    light.seth(-80)
    light.circle(size, 110)
    for i in range(1, 6):  # 绘制下半部分
        light.right(100)
        light.circle(size, 110)
    light.left(120)
    for i in range(1, 7):  # 绘制上半部分，上边进行了六次循环，但是之前就进行了一次绘制，这里有七次循环
        light.right(100)
        light.circle(size, 110)
    light.end_fill()


# def draw(x, y):                               # 这里是之前调试用的拖拽函数响应函数，不需使用
#     t.goto(x, y)
#     print(t.xcor(), t.ycor())


# def person(pos_x=0, pos_y=0):                 # 绘制人的函数，效果很拉跨，舍弃
#     t.penup()
#     t.goto(pos_x, pos_y)
#     t.pendown()
#
#     t.dot(44, "#FFDEAD")
#     t.right(90)
#     t.penup()
#     t.forward(25)
#     t.right(15)
#     t.pendown()
#     pencil(10)
#     t.forward(50)
#
#     t.right(35)
#     t.forward(50)
#     t.back(50)
#     t.left(90)
#     t.forward(27)
#     t.right(110)
#     t.forward(23)
#
#     t.penup()
#     t.goto(pos_x, pos_y)
#     t.seth(-90)
#     t.forward(25)
#     t.right(15)
#     t.forward(20)
#     t.right(60)
#     t.pendown()
#     t.forward(50)
#     tep_x1, tep_y1 = t.xcor(), t.ycor()
#     t.back(50)
#     t.right(160)
#     t.forward(30)
#     t.seth(90)
#     t.forward(20)
#
#     t.penup()
#     t.goto(tep_x1, tep_y1)
#     t.seth(-145)
#     pencil(6)
#     t.pendown()
#     t.forward(50)
#     t.right(90)
#     t.forward(20)
#     t.right(90)
#     t.forward(15)
#     t.right(90)
#     t.forward(20)
#     t.left(90)
#     t.forward(150)


def star(pos_x=0, pos_y=0, size=10):  # 绘制星星函数
    color = ["#FFFFE0", "#FFFF00"]
    light.penup()
    light.goto(pos_x, pos_y)
    angle = random.randint(0, 180)
    light.seth(angle)
    light.fillcolor(random.choice(color))
    light.begin_fill()
    for i in range(5):  # 这个144度是查的资料
        light.right(144)
        light.forward(size)
    light.end_fill()


def wind():  # 风函数，让图像看起来更有感觉，就是一条直线，加两个圆
    pos = int(time.time())
    pos %= 5
    color = ["#D3D3D3", "#CDCDB4"]
    tep_color = random.choice(color)
    light.penup()
    light.goto(pos*80-1000, 50)
    light.seth(0)
    light.pendown()
    light.pensize(5)
    light.pencolor(tep_color)
    light.forward(500)
    light.pensize(4)
    light.pencolor(tep_color)
    light.left(45)
    light.circle(50, 180)
    light.pensize(3)
    light.pencolor(tep_color)
    light.circle(30, 90)

    tep_color = random.choice(color)
    light.penup()  # 画圈圈
    light.goto(pos*140-1040, 80)
    light.seth(0)
    light.pendown()
    light.pensize(5)
    light.pencolor(tep_color)
    light.forward(400)
    light.pensize(4)
    light.pencolor(tep_color)
    light.left(45)
    light.circle(40, 180)
    light.pensize(3)
    light.pencolor(tep_color)
    light.circle(25, 90)


def lie():  # 这个函数是表达我对python的喜爱
    t.penup()
    t.goto(0, -360)
    pencil(0, "#FFA54F")
    t.write("节日快乐", align='center', font=('arial', 75, 'normal'))
    t.hideturtle()


def dynamic():
    light.clear()
    sun()
    star(200, 200)  # 右上角有星星注意观察 0.0
    star(260, 230, 15)
    star(180, 300)
    star(300, 100, 15)
    star(500, 290)
    star(420, 310, 15)
    star(300, 200)
    star(260, 230, 15)
    star(350, 352)
    star(500, 180, 15)
    star(560, 352)
    cloud(-530, 280, 20)
    cloud(300, 250, 30)
    wind()

    bend = int(time.time())
    bend %= 5
    bend += 14
    light.seth(-100-bend)  # 初始向日葵叶片角度
    for i in range(14):  # 生成向日葵

        if i % 2 == 0:
            botany(-520 + i * 50, -132, 0, 1, bend - i)
            botany(-340 + i * 50, -132, 0, 1, bend - i)
        else:
            botany(-430 + i * 50, -142, 0, 1, bend - i)
            botany(-230 + i * 50, -142, 0, 1, bend - i)
    pos_x = [45, -96, -100, 410, 300, 580, 230, -50, -400, -320, -212]
    pos_y = [45, -96, -100, 0, 20, 30, 29, -50, -20, -43, 10]
    for i in range(6):  # 生成蝴蝶，这里便于观察到结果，蝴蝶有点大
        butterfly(random.choice(pos_x), random.choice(pos_y))
    t.ontimer(dynamic, 1000)


def piant():  # 这里是将绘制全放在这个函数里，让main看起来简洁
    t.tracer(False)
    t.delay(0)
    canvas()
    pencil()
    plant()
    lie()
    dynamic()


if __name__ == "__main__":
    piant()
    # t.ondrag(draw, btn=1, add=None)
    t.mainloop()

完毕！！感谢您的收看

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