minesweeper_curses.py 文件源码

def game_loop(stdscr, columns, rows, num_mines):
    game = minesweeper.Game.create_random(columns, rows, num_mines)

    Point = namedtuple('Point', ['x', 'y'], verbose=True)
    cursor_pos = Point(0, 0)

    while True:
        stdscr.clear()
        game_rect = draw_screen(stdscr, game)

        # restrict cursor to the game field
        cursor_pos = Point(
            clamp(cursor_pos.x, game_rect.x, game_rect.x+game_rect.width-1),
            clamp(cursor_pos.y, game_rect.y, game_rect.y+game_rect.height-1)
        )
        stdscr.move(cursor_pos.y, cursor_pos.x)
        stdscr.refresh()

        c = stdscr.getch()
        if c == curses.KEY_LEFT:
            cursor_pos = Point(cursor_pos.x-2, cursor_pos.y)
        if c == curses.KEY_RIGHT:
            cursor_pos = Point(cursor_pos.x+2, cursor_pos.y)
        if c == curses.KEY_UP:
            cursor_pos = Point(cursor_pos.x, cursor_pos.y-1)
        if c == curses.KEY_DOWN:
            cursor_pos = Point(cursor_pos.x, cursor_pos.y+1)
        if c == curses.KEY_ENTER or c == 10:
            game.toggle_mark(*cursor_to_index(cursor_pos, game_rect))
        if c == " " or c == 32:
            game.reveal(*cursor_to_index(cursor_pos, game_rect))
        if c == 27: # Escape
            selected = open_menu(stdscr, ["Continue", "New Game", "Exit"])
            if selected == "Exit":
                return
            elif selected == "New Game":
                columns, rows, num_mines = open_difficulty_menu(stdscr)
                return game_loop(stdscr, columns, rows, num_mines)

        if game.is_lost() or game.is_solved():
            # reveal the complete solution
            game.reveal_all()
            stdscr.clear()
            draw_screen(stdscr, game)

            # wait for user to press any key
            curses.curs_set(False)
            c = stdscr.getch()
            curses.curs_set(True)
            break