# ==============================================================================
# 通过 D:\文档\电子文档\个人\脚本库\PythonScript\第7章.py + 题号 运行
# 程序名：
#   第7章习题
# 目的:
# 
# 修订记录:
#         日期              编程者               改动描述
# ===================   =============   =====================================
# 2021-07-27 17:51:57       Sola        7-1 ~ 7-10 略
# 2021-07-27 19:36:11       Sola        7-11 闰年计算
# 2021-07-27 19:44:24       Sola        7-12 日期有效性判断
# 2021-07-27 19:58:14       Sola        7-13 计算某一天是一年中的第几天
# 2021-07-27 20:11:04       Sola        7-14 ~ 7-15 略，做过了
# 2021-07-27 20:18:46       Sola        7-16 箭靶计分
# 2021-07-27 20:39:32       Sola        7-17 弹球
# 2021-07-27 21:54:58       Sola        7-18 略

def IsLeapYear(year):
    if year != int(year):
        print("错误：请输入整数年份！")
        return -1
    if year % 4 == 0 and year % 400 != 0:
        return True
    else:
        return False

def IsTrueDate(date):
    # need function: IsLeapYear
    dateList = date.split('/')
    day = int(dateList[0])
    month = int(dateList[1])
    year = int(dateList[2])
    if month > 12 or month < 0:
        # print("错误：月份范围错误，请检查输入！")
        return False
    if IsLeapYear(year):
        monthList = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
    else:
        monthList = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
    if day > monthList[month - 1] or day < 0:
        # print("错误：日期范围错误，请检查输入！")
        return False
    return True

def GetDateNum(date):
    # need function: IsTrueDate, IsLeapYear
    if IsTrueDate(date):
        dateList = date.split('/')
        day = int(dateList[0])
        month = int(dateList[1])
        year = int(dateList[2])
        if IsLeapYear(year):
            monthList = [31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
        else:
            monthList = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]
        dateNum = 0
        for i in range(month - 1):
            dateNum = dateNum + monthList[i]
        return dateNum + day
    else:
        return -1

def Test7_11():
    year = int(input("请输入年份："))
    if IsLeapYear(year):
        print("{0}是闰年".format(year))
    else:
        print("{0}不是闰年".format(year))

def Test7_12():
    date = input("请按照 dd/mm/yyyy 格式输入日期：")
    if IsTrueDate(date):
        print("{0} 是有效的日期！".format(date))
    else:
        print("{0} 是无效的日期！".format(date))

def Test7_13():
    date = input("请按照 dd/mm/yyyy 格式输入日期：")
    dateNum = GetDateNum(date)
    if dateNum > 0:
        print("{0} 是该年份的第{1}天".format(date, dateNum))
    else:
        print("错误：输入的日期非法！")

def Test7_16():
    from graphics import GraphWin, Circle, Text, Point
    win = GraphWin()
    def draw_circle(r, s_fill):
        shape = Circle(Point(100, 90), r)
        shape.setFill(s_fill)
        shape.setOutline("black")
        shape.clone().draw(win)
    draw_circle(75, "white")
    draw_circle(60, "black")
    draw_circle(45, "blue")
    draw_circle(30, "red")
    draw_circle(15, "yellow")
    scoreSum = 0
    scoreText = Text(Point(15, 15), '')
    scoreText.draw(win)
    for i in range(5):
        target = win.getMouse()
        score = max(9 - ((target.getX() - 100) ** 2 + (target.getY() - 90) ** 2) ** 0.5
            // 15 * 2, 0)
        scoreText.setText(str(int(score)))
        scoreSum = scoreSum + score
    scoreText.undraw()
    Text(Point(100, 180), "Your average score is {0}!\n".format(scoreSum / 5) +
        "Click again to quit").draw(win)
    win.getMouse()
    win.close()

def Test7_17():
    from graphics import GraphWin, Circle, Text, Point, update
    h0 = 144
    x0 = 20
    xx = 0
    win = GraphWin()
    win.setCoords(0, 0, 200, 200)
    ball = Circle(Point(x0, h0), 20)
    ball.setFill("blue")
    ball.setOutline("black")
    ball.draw(win)
    n = 5000
    for i in range(n):
        ht = (144 - (i % 24 - 12) ** 2) * (n - i) / n + 20
        vx = 7 * (n - i) / n
        xx = xx + vx
        xt = 20 + abs(xx % 320 - 160)
        dh = ht - h0
        dx = xt - x0
        h0 = ht
        x0 = xt
        ball.move(dx, dh)
        update(30)
    Text(Point(100, 100), "Click to quit").draw(win)
    win.getMouse()

import sys
def Run(num):
    eval("Test7_" + num + "()")
Run(sys.argv[1])