一階大作業參考用 Sample

Handler.py

import config


def getCellsAbsolutePosition(piece):
    '''取得方塊當前所有方格的座標'''
    return [(y + piece.y, x + piece.x) for y, x in piece.getCells()]


def fixPiece(shot, piece):
    '''固定已落地的方塊，並且在main中自動切到下一個方塊'''
    piece.is_fixed = True
    for y, x in getCellsAbsolutePosition(piece):
        shot.status[y][x] = 2
        shot.color[y][x] = piece.color


### Your homework below. Enjoy :) ###

def moveLeft(shot, piece):
    for y, x in getCellsAbsolutePosition(piece):
        if y >= 0 and (x == 0 or shot.status[y][x - 1] == 2):
            return
    piece.x -= 1


def moveRight(shot, piece):
    for y, x in getCellsAbsolutePosition(piece):
        if y >= 0 and (x + 1 == config.columns or shot.status[y][x + 1] == 2):
            return
    piece.x += 1


def drop(shot, piece):
    for y, x in getCellsAbsolutePosition(piece):
        if y+1 == config.rows or y >= 0 and shot.status[y+1][x] == 2:
            fixPiece(shot, piece)
            return
    piece.y += 1


def instantDrop(shot, piece):
    for _ in range(config.rows):
        drop(shot, piece)


def rotate(shot, piece):
    shape_list = config.shapes[piece.shape]
    new_shape = shape_list[(piece.rotation + 1) % len(shape_list)]
    # 檢查是否可以轉動
    for y, x in new_shape:
        new_y = y + piece.y
        new_x = x + piece.x
        if not (0 <= new_y < config.rows and 0 <= new_x < config.columns) \
           or shot.status[new_y][new_x] == 2:
            return
    piece.rotation += 1

# 另一種寫法
def rotate_alternative(shot, piece):
    piece.rotation += 1
    for y, x in getCellsAbsolutePosition(piece):
        if not (0 <= y < config.rows and 0 <= x < config.columns) \
           or shot.status[y][x] == 2:
            piece.rotation -= 1
            return


def isDefeat(shot, piece):
    for y, x in getCellsAbsolutePosition(piece):
        if y >= 0 and shot.status[y][x] == 2:
            return True
    return False

def eliminateFilledRows(shot, piece):
    eliminated_row_counter = 0
    for y in range(config.rows):
        is_row_filled = True
        for x in range(config.columns):
            if shot.status[y][x] != 2:
                is_row_filled = False
        if is_row_filled:
            eliminated_row_counter += 1
            for u in range(config.columns):
                for v in reversed(range(y)):
                    shot.status[v + 1][u] = shot.status[v][u]
                    shot.color[v + 1][u] = shot.color[v][u]
                shot.status[0][u] = 0
                shot.color[0][u] = (0, 0, 0)
    if eliminated_row_counter > 0:
        shot.line_count += eliminated_row_counter
        shot.score += config.score_count[eliminated_row_counter]