每日一程-8. Python-小海龟画图：七段数码管绘制当前日期

Author: Notus(hehe_xiao@qq.com)
Create: 2019-02-14
Update: 2019-02-14

七段数码管绘制当前日期

环境

Python version: 3.7.1

代码如下

'''
    七段数码管绘制
	@Aurthor: Notus(hehe_xiao@qq.com)
	@Create: 2019-02-14
	@Update: 2019-02-14
'''

import turtle, datetime

# 绘制单段数码管
def drawLine(draw):
	turtle.pendown() if draw else turtle.penup()	# 画线或不画线
	turtle.fd(40)			# 每段的长度
	turtle.right(90)		# 右旋90度继续下次绘制

# 根据数字绘制七段数码管, 从中间的横段开始，下四段绘制完后
# 回旋90度往上绘制上三段
def drawDigit(d):	
	drawLine(True) if d in [2, 3, 4, 5, 6, 8, 9] else drawLine(False) # 这些字数有第一段
	drawLine(True) if d in [0, 1, 3, 4, 5, 6, 7, 8, 9] else drawLine(False)
	drawLine(True) if d in [0, 2, 3, 5, 6, 8, 9] else drawLine(False)
	drawLine(True) if d in [0, 2, 6, 8] else drawLine(False)
	turtle.left(90)
	drawLine(True) if d in [0, 4, 5, 6, 8, 9] else drawLine(False)
	drawLine(True) if d in [0, 2, 3, 5, 6, 7, 8, 9] else drawLine(False)
	drawLine(True) if d in [0, 1, 2, 3, 4, 7, 8, 9] else drawLine(False)
	turtle.left(180)		# 绘制数字间隙:20
	turtle.penup()
	turtle.fd(20)

def drawDate(date):			# 获得要输出的数字
	# for i in date: drawDigit(eval(i))	# eval(i) 将数字变为整数
	turtle.pencolor("red")
	for i in date:
		if i == '-':
			turtle.write('年', font=("Arial", 18, "normal"))
			turtle.pencolor("green")
			turtle.fd(40)
		elif i == '=':
			turtle.write('月', font=("Arial", 18, "normal"))
			turtle.pencolor("blue")
			turtle.fd(40)
		elif i == '+':
			turtle.write('日', font=("Arial", 18, "normal"))
		else:
			drawDigit(eval(i))	# eval(i) 将数字变为整数
def main():
	turtle.setup(800, 350, 200, 200)
	turtle.penup()
	turtle.fd(-300)
	turtle.pensize(5)
	drawDate(datetime.datetime.now().strftime('%Y-%m=%d+'))
	turtle.hideturtle()

main()
input()

运行结果