绘制带小数点的七段数码管

以下是一个使用Python语言绘制带小数点的七段数码管的示例代码：

# 导入必要的库
import turtle

# 定义数码管的参数
SEG_LEN = 40  # 段的长度
SEG_WIDTH = 20  # 段的宽度
DOT_SIZE = 10  # 小数点的大小
GAP = 10  # 段之间的间隔

# 定义数码管的形状
def draw_segment(x, y, width, length):
    turtle.penup()
    turtle.goto(x, y)
    turtle.pendown()
    turtle.setheading(0)
    turtle.forward(length)
    turtle.right(90)
    turtle.forward(width)
    turtle.right(90)
    turtle.forward(length)
    turtle.left(90)
    turtle.forward(width)
    turtle.left(90)
    turtle.forward(length)

# 绘制数字0
def draw_zero(x, y):
    draw_segment(x, y, SEG_WIDTH, SEG_LEN)
    draw_segment(x, y + SEG_LEN + GAP, SEG_WIDTH, SEG_LEN)
    draw_segment(x, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y, SEG_LEN, SEG_WIDTH)

# 绘制数字1
def draw_one(x, y):
    draw_segment(x + SEG_LEN + GAP, y, SEG_WIDTH, SEG_LEN + SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y + SEG_LEN + GAP, SEG_LEN + SEG_WIDTH, SEG_WIDTH)

# 绘制数字2
def draw_two(x, y):
    draw_segment(x, y, SEG_WIDTH, SEG_LEN)
    draw_segment(x + SEG_LEN + GAP, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x, y + SEG_LEN + GAP, SEG_LEN, SEG_WIDTH)
    draw_segment(x, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_WIDTH, SEG_LEN)

# 绘制数字3
def draw_three(x, y):
    draw_segment(x, y, SEG_WIDTH, SEG_LEN)
    draw_segment(x + SEG_LEN + GAP, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_LEN, SEG_WIDTH)
    draw_segment(x, y + SEG_LEN + GAP, SEG_WIDTH, SEG_LEN)

# 绘制数字4
def draw_four(x, y):
    draw_segment(x, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y, SEG_WIDTH, SEG_LEN)
    draw_segment(x + SEG_LEN + GAP, y + SEG_LEN + GAP, SEG_LEN, SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_WIDTH, SEG_LEN)

# 绘制数字5
def draw_five(x, y):
    draw_segment(x, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x, y + SEG_LEN + GAP, SEG_WIDTH, SEG_LEN)
    draw_segment(x + SEG_LEN + GAP, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_WIDTH, SEG_LEN)
    draw_segment(x, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_LEN, SEG_WIDTH)

# 绘制数字6
def draw_six(x, y):
    draw_segment(x, y, SEG_WIDTH, SEG_LEN)
    draw_segment(x, y + SEG_LEN + GAP, SEG_WIDTH, SEG_LEN)
    draw_segment(x + SEG_LEN + GAP, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y + SEG_LEN + GAP, SEG_WIDTH, SEG_LEN)
    draw_segment(x, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_LEN, SEG_WIDTH)

# 绘制数字7
def draw_seven(x, y):
    draw_segment(x, y, SEG_WIDTH, SEG_LEN)
    draw_segment(x + SEG_LEN + GAP, y, SEG_LEN, SEG_WIDTH)
    draw_segment(x + SEG_LEN + GAP, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_LEN + SEG_WIDTH, SEG_WIDTH)

# 绘制数字8
def draw_eight(x, y):
    draw_zero(x, y)
    draw_segment(x, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_WIDTH, SEG_LEN)

# 绘制数字9
def draw_nine(x, y):
    draw_one(x, y)
    draw_segment(x, y + SEG_LEN + GAP + SEG_WIDTH + GAP, SEG_WIDTH, SEG_LEN)

# 绘制小数点
def draw_dot(x, y):
    turtle.penup()
    turtle.goto(x, y)
    turtle.pendown()
    turtle.dot(DOT_SIZE)

# 绘制带小数点的数码管
def draw_digit_with_dot(digit, x, y):
    if digit == 0:
        draw_zero(x, y)
    elif digit == 1:
        draw_one(x, y)
    elif digit == 2:
        draw_two(x, y)
    elif digit == 3:
        draw_three(x, y)
    elif digit == 4:
        draw_four(x, y)
    elif digit == 5:
        draw_five(x, y)
    elif digit == 6:
        draw_six(x, y)
    elif digit == 7:
        draw_seven(x, y)
    elif digit == 8:
        draw_eight(x, y)
    elif digit == 9:
        draw_nine(x, y)
    else:
        print("Invalid digit:", digit)

    draw_dot(x + SEG_LEN + GAP + SEG_WIDTH + GAP, y + SEG_LEN + GAP)

# 在屏幕中央绘制带小数点的数码管
def draw_time_with_dot(time):
    turtle.reset()
    turtle.speed(0)
    turtle.hideturtle()
    x = -(4 * SEG_LEN + 3 * GAP + DOT_SIZE + SEG_WIDTH) / 2
    y = 0
    for i in range(len(time)):
        if time[i] == ".":
            draw_dot(x, y + SEG_LEN + GAP)
            x += DOT_SIZE + GAP
        else:
            draw_digit_with_dot(int(time[i]), x, y)
            x += SEG_LEN + GAP + SEG_WIDTH

# 测试代码
draw_time_with_dot("12.34")
turtle.done()

运行代码后，将在屏幕中央绘制出带小数点的数码管，显示时间为12.34。你可以根据需要修改代码中的参数，来调整数码管的大小、间隔等等。