| 18 | |
| 19 | |
| 20 | class DropspinBoard: |
| 21 | def __init__(self, size): |
| 22 | assert size % 2 == 0, 'Board size must be even.' |
| 23 | assert size < 100, 'Board size must be less than 100.' |
| 24 | self.size = size |
| 25 | |
| 26 | self.clear() |
| 27 | |
| 28 | |
| 29 | def clear(self): |
| 30 | self.board = {} # Keys are (x, y) tuples, values are Boolean. |
| 31 | for column in range(self.size): |
| 32 | for row in range(self.size): |
| 33 | self.board[(column, row)] = EMPTY |
| 34 | self.moves = [] |
| 35 | self.rememberBoard() |
| 36 | |
| 37 | |
| 38 | def display(self): |
| 39 | # Print the column labels: |
| 40 | print(' ', end='') # Print a space to make room for the left edge border. |
| 41 | for columnNumber in range(10, self.size + 1, 10): |
| 42 | print((' ' * 9) + str(columnNumber // 10), end='') |
| 43 | print() # Print a newline. |
| 44 | print(' ', end='') # Print a space to make room for the left edge border. |
| 45 | for columnNumber in range(1, self.size + 1): |
| 46 | print(str(columnNumber % 10), end='') |
| 47 | print() # Print a newline. |
| 48 | |
| 49 | # Print the top edge of the border: |
| 50 | print(BORDER_CHAR * (self.size + 2)) |
| 51 | |
| 52 | for row in range(0, self.size, 2): |
| 53 | print(BORDER_CHAR, end='') # Print the left edge border. |
| 54 | for column in range(self.size): |
| 55 | if self.board[(column, row)] == FILLED and self.board[(column, row + 1)] == FILLED: |
| 56 | print(FULL_BLOCK, end='') |
| 57 | elif self.board[(column, row)] == FILLED and self.board[(column, row + 1)] == EMPTY: |
| 58 | print(TOP_BLOCK, end='') |
| 59 | elif self.board[(column, row)] == EMPTY and self.board[(column, row + 1)] == FILLED: |
| 60 | print(BOTTOM_BLOCK, end='') |
| 61 | elif self.board[(column, row)] == EMPTY and self.board[(column, row + 1)] == EMPTY: |
| 62 | print(NO_BLOCK, end='') |
| 63 | #if self.board[(column, row)]: |
| 64 | # print(BLOCK_CHAR, end='') |
| 65 | #else: |
| 66 | # print('.', end='') |
| 67 | print(BORDER_CHAR, end='') # Print the right edge border. |
| 68 | print() # Print a newline. |
| 69 | |
| 70 | # Print the bottom edge of the border: |
| 71 | print(BORDER_CHAR * (self.size + 2)) |
| 72 | |
| 73 | |
| 74 | def dropOnColumn(self, column): |
| 75 | if self.board[(column, 0)] == FILLED: |
| 76 | # This column is completely full, do nothing: |
| 77 | return |