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Snake: Move geometry types into Geometry.h and add Direction enum

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This commit is contained in:
Sam Atkins 2023-03-16 13:56:06 +00:00 • committed by Andreas Kling
parent 3ce87ea5f9
commit da7c883dfa
3 changed files with 54 additions and 16 deletions
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2
Userland/Games/Snake/Game.cpp
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@ -290,7 +290,7 @@ void Game::queue_velocity(int v, int h)
m_velocity_queue.enqueue({ v, h });
}
Game::Velocity const& Game::last_velocity() const
Velocity const& Game::last_velocity() const
{
if (!m_velocity_queue.is_empty())
return m_velocity_queue.last();

17
Userland/Games/Snake/Game.h
View file

@ -1,12 +1,14 @@
/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
* Copyright (c) 2023, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include "Geometry.h"
#include <AK/CircularQueue.h>
#include <LibGUI/Frame.h>
@ -36,21 +38,6 @@ private:
virtual void keydown_event(GUI::KeyEvent&) override;
virtual void timer_event(Core::TimerEvent&) override;
struct Coordinate {
int row { 0 };
int column { 0 };
bool operator==(Coordinate const& other) const
{
return row == other.row && column == other.column;
}
};
struct Velocity {
int vertical { 0 };
int horizontal { 0 };
};
void game_over();
void spawn_fruit();
bool is_available(Coordinate const&);

51
Userland/Games/Snake/Geometry.h Normal file
View file

@ -0,0 +1,51 @@
/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2022, the SerenityOS developers.
* Copyright (c) 2023, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Format.h>
namespace Snake {
enum class Direction {
Up,
Right,
Down,
Left,
};
struct Coordinate {
int row { 0 };
int column { 0 };
bool operator==(Coordinate const& other) const
{
return row == other.row && column == other.column;
}
};
struct Velocity {
int vertical { 0 };
int horizontal { 0 };
Direction as_direction() const
{
if (vertical > 0)
return Direction::Down;
if (vertical < 0)
return Direction::Up;
if (horizontal > 0)
return Direction::Right;
if (horizontal < 0)
return Direction::Left;
return Direction::Up;
}
};
}