# 案例1：中国结雪花（固定位置）
# 程序初始化设置
import turtle                 # 导入turtle库（模块）
import random                 # 导入random随机库（模块）
turtle.speed(0)               # 设置海龟的绘图速度，参数为0时最快
turtle.delay(1)               # 设置海龟绘图的延迟时间，参数为0时表示延迟时间为0
turtle.bgcolor("#0d93b8")     # 设置背景颜色为#0d93b8，一种蓝色
turtle.pencolor("#ffffff")    # 设置画笔颜色为#ffffff，纯白色，也就是white
turtle.pensize(3)             # 设置画笔的粗细为3

# 自定义函数draw(times)
def draw(times):

    turtle.penup()
    turtle.goto(20*times,20*times)
    turtle.pendown()

    for i in range(6):
        turtle.forward(10*times)
        turtle.circle(2*times,180)

        turtle.forward(14*times)
        turtle.circle(-4*times, 60)
        turtle.forward(4*times)
        turtle.circle(2*times,180)
        turtle.forward(4*times)
        turtle.circle(8*times,60)

        turtle.forward(14*times)
        turtle.circle(2*times,180)
        turtle.forward(12*times)
        turtle.circle(-2*times,180)
        turtle.forward(12*times)
        turtle.circle(2*times,270)
        turtle.forward(12*times)
        turtle.circle(-2*times,180)
        turtle.forward(12*times)
        turtle.circle(2*times,180)

        turtle.forward(14*times)
        turtle.circle(8*times,60)
        turtle.forward(4*times)
        turtle.circle(2*times,180)
        turtle.forward(4*times)
        turtle.circle(-4*times,60)
        turtle.forward(4*times)
        turtle.left(180)
        turtle.forward(4*times)
        turtle.circle(4*times,60)
        turtle.forward(4*times)
        turtle.circle(-2*times,180)
        turtle.left(180)
        turtle.circle(2*times,270)
        turtle.forward(4*times)
        turtle.circle(8*times,60)
        turtle.forward(4*times)

# 调用自定义函数draw(times)
draw(4)           # 参数4可以控制雪花的大小，数字越大，绘制出的雪花越大

# 海龟绘图结束，隐藏海龟
turtle.hideturtle()

# 案例1：中国结雪花（固定位置） # 程序初始化设置 import turtle # 导入turtle库（模块） import random # 导入random随机库（模块） turtle.speed(0) # 设置海龟的绘图速度，参数为0时最快 turtle.delay(1) # 设置海龟绘图的延迟时间，参数为0时表示延迟时间为0 turtle.bgcolor("#0d93b8") # 设置背景颜色为#0d93b8，一种蓝色 turtle.pencolor("#ffffff") # 设置画笔颜色为#ffffff，纯白色，也就是white turtle.pensize(3) # 设置画笔的粗细为3 # 自定义函数draw(times) def draw(times): turtle.penup() turtle.goto(20*times,20*times) turtle.pendown() for i in range(6): turtle.forward(10*times) turtle.circle(2*times,180) turtle.forward(14*times) turtle.circle(-4*times, 60) turtle.forward(4*times) turtle.circle(2*times,180) turtle.forward(4*times) turtle.circle(8*times,60) turtle.forward(14*times) turtle.circle(2*times,180) turtle.forward(12*times) turtle.circle(-2*times,180) turtle.forward(12*times) turtle.circle(2*times,270) turtle.forward(12*times) turtle.circle(-2*times,180) turtle.forward(12*times) turtle.circle(2*times,180) turtle.forward(14*times) turtle.circle(8*times,60) turtle.forward(4*times) turtle.circle(2*times,180) turtle.forward(4*times) turtle.circle(-4*times,60) turtle.forward(4*times) turtle.left(180) turtle.forward(4*times) turtle.circle(4*times,60) turtle.forward(4*times) turtle.circle(-2*times,180) turtle.left(180) turtle.circle(2*times,270) turtle.forward(4*times) turtle.circle(8*times,60) turtle.forward(4*times) # 调用自定义函数draw(times) draw(4) # 参数4可以控制雪花的大小，数字越大，绘制出的雪花越大 # 海龟绘图结束，隐藏海龟 turtle.hideturtle()