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serenity/Games/2048/Game.h
AnotherTest 5619ed1dc6 2048: Make board size and target tile configurable
This adds a "settings" option that allows the user to configure the
board size and target tile, and optionally save them to a config file.
Closes #3219.
2020-08-21 11:45:46 +02:00

78 lines
2.3 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <AK/Vector.h>
class Game final {
public:
Game(size_t board_size, size_t target_tile = 0);
Game(const Game&) = default;
enum class MoveOutcome {
OK,
InvalidMove,
GameOver,
Won,
};
enum class Direction {
Up,
Down,
Left,
Right,
};
MoveOutcome attempt_move(Direction);
size_t score() const { return m_score; }
size_t turns() const { return m_turns; }
u32 target_tile() const { return m_target_tile; }
u32 largest_tile() const;
using Board = Vector<Vector<u32>>;
const Board& board() const { return m_board; }
static size_t max_power_for_board(size_t size)
{
if (size >= 6)
return 31;
return size * size + 1;
}
private:
void add_random_tile();
size_t m_grid_size { 0 };
u32 m_target_tile { 0 };
Board m_board;
size_t m_score { 0 };
size_t m_turns { 0 };
};