Siv3Dでポーズ画面を簡単に実装する with HamFramework

Main.cpp

# include <Siv3D.hpp>
# include <HamFramework.hpp>

struct GameData {};

struct Game : SceneManager<String, GameData>::Scene
{
	Font font;
	Circle player;
	Array<Circle> bullets;
	bool pause;

	void init() override
	{
		font = Font(20);
		player = Circle(320, 400, 50);
		pause = false;
	}

	void update() override
	{
		if (Input::KeyP.clicked)
		{
			pause = !pause;
		}

		if (pause)
		{
			return;
		}

		if (Input::KeyLeft.pressed)
		{
			player.moveBy(Vec2::Left);
		}

		if (Input::KeyRight.pressed)
		{
			player.moveBy(Vec2::Right);
		}

		if (Input::KeyZ.clicked)
		{
			bullets.emplace_back(player.center, 10);
		}

		for (auto& bullet : bullets)
		{
			bullet.moveBy(5.0 * Vec2::Up);
		}

		player.draw(Palette::Red);
	}

	void draw() const override
	{
		for (auto& bullet : bullets)
		{
			bullet.draw(Palette::Blue);
		}

		player.draw(Palette::Red);

		if (pause)
		{
			font(L"ポーズ中").drawCenter(240, Palette::Yellow);
		}
	}
};

void Main()
{
	SceneManager<String, GameData> manager;

	manager.add<Game>(L"Game");

	while (System::Update())
	{
		if (!manager.updateAndDraw())
			break;

		if (Input::KeyS.clicked)
		{
			ScreenCapture::Save();
		}
	}
}