【莱斯大学 Python交互编程入门】 作业Week5 Memory

这一题还是花了一些时间的，参考了Crystalleaf1989的博客，实现的方法略有不同。

先生成底层的数字，再生成上层的方块，鼠标点击后将方块移除，判断两次点击的数字相同，保持方块不显示的状态。

#!/usr/bin/env python# encoding: utf-8"""@author: steve@license: Apache Licence @software: PyCharm Community Edition@file: week5_Memory.py@time: 2017/11/4 15:31"""# implementation of card game - Memoryimport SimpleGUICS2Pygame.simpleguics2pygame as simpleguiimport random# helper function to initialize globalsdef new_game():    global state, numbers, card_pos, exposed, turn    state = 0    turn = 0    numbers = [i for i in range(8)] * 2    random.shuffle(numbers)    exposed = [0 for i in range(16)]    card_pos = [(50 * i) for i in range(16)]    print exposed, state# define event handlersdef mouseclick(pos):    global  exposed, state, n1, n2, turn, numbers    if state == 0:        for i in range(16):            if pos[0] >= 50 * i and pos[0] <= 50 * i + 50:                if exposed[i] == 0:                    exposed[i] = 1                    n1 = i                    state = 1    elif state == 1:        for i in range(16):            if pos[0] >= 50 * i and pos[0] <= 50 * i + 50:                if exposed[i] == 0:                    exposed[i] = 1                    n2 = i                    state = 2                    turn += 1                    l.set_text("Turns = " + str(turn))    else:        for i in range(16):            if pos[0] >= 50 * i and pos[0] <= 50 * i + 50:                if numbers[n1] == numbers[n2]:                    exposed[n1] = 1                    exposed[n2] = 1                else:                    exposed[n1] = 0                    exposed[n2] = 0                if exposed[i] == 0:                    exposed[i] = 1                    n1 = i                    state = 1    print exposed, state# cards are logically 50x100 pixels in sizedef draw(canvas):    global numbers, exposed    n = 0    for i in numbers:        canvas.draw_text(str(i), [15 + n * 50, 60], 50, "White")        n += 1    for i in range(16):        if exposed[i] == 0:            canvas.draw_polygon([[card_pos[i], 0], [card_pos[i] + 50, 0], [card_pos[i] + 50, 100], [card_pos[i], 100]], 2, "Black", "Green")# create frame and add a button and labelsframe = simplegui.create_frame("Memory", 800, 100)frame.add_button("Restart", new_game)l = frame.add_label("Turns = 0")# register event handlersframe.set_mouseclick_handler(mouseclick)frame.set_draw_handler(draw)# get things rollingnew_game()frame.start()# Always remember to review the grading rubric