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engines/crab/game.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * This code is based on the CRAB engine
+ *
+ * Copyright (c) Arvind Raja Yadav
+ *
+ * Licensed under MIT
+ *
+ */
+
+#ifndef CRAB_GAME_H
+#define CRAB_GAME_H
+
+#include "crab/GameClock.h"
+#include "crab/gamestate_container.h"
+#include "crab/event/GameEventInfo.h"
+#include "crab/event/gameeventmanager.h"
+#include "crab/ui/DevConsole.h"
+#include "crab/ui/hud.h"
+#include "crab/ui/map.h"
+
+namespace Crab {
+
+class Game : public GameState {
+private:
+	enum State {
+		STATE_GAME,
+		STATE_MAP,
+		STATE_PAUSE,
+		STATE_CHARACTER,
+		STATE_JOURNAL,
+		STATE_INVENTORY,
+		STATE_HELP,
+		STATE_LOSE_MENU,
+		STATE_LOSE_LOAD
+	} _state;
+
+	enum SaveGameType {
+		SAVEGAME_NORMAL, // Save the game normally when user uses the save menu
+		SAVEGAME_EVENT,  // Auto-save the game at certain points using events
+		SAVEGAME_EXIT,   // Auto-save the game on exit
+		SAVEGAME_QUICK   // You can use quick-save and quick-load keys
+	};
+
+	// These things don't need to be saved
+	bool _isInited;
+	pyrodactyl::ui::HUD _hud;
+	Common::Array<pyrodactyl::event::EventResult> _eventRes;
+	pyrodactyl::ui::ParagraphData _popDefault;
+	pyrodactyl::ui::DebugConsole _debugConsole;
+
+	// These things need to be saved
+	pyrodactyl::ui::Map _map;
+	pyrodactyl::event::Manager _gem;
+	pyrodactyl::event::Info _info;
+	pyrodactyl::level::Level _level;
+	pyrodactyl::event::TriggerSet _gameOver;
+
+	// Keeps track of the time player has spent in the game
+	GameClock _clock;
+
+	// The name of the auto save and quick save files
+	struct SaveFile {
+		bool _autoSlot;
+		Common::String _auto1, _auto2, _autoQuit, _quick, _ironman;
+
+		SaveFile() : _auto1("autoSave 1"), _auto2("autoSave 2"), _autoQuit("autoSave"), _quick("Quick Save") { _autoSlot = false; }
+
+		void load(rapidxml::xml_node<char> *node) {
+			loadStr(_auto1, "auto_1", node);
+			loadStr(_auto2, "auto_2", node);
+			loadStr(_autoQuit, "quit", node);
+			loadStr(_quick, "quick", node);
+		}
+	} _savefile;
+
+	static void quit(bool &shouldChangeState, GameStateID &newStateId, const GameStateID &newStateVal);
+
+	bool applyResult();
+	void applyResult(LevelResult result);
+
+	// Load a level
+	bool loadLevel(const Common::String &id, int playerX = -1, int playerY = -1);
+
+	void toggleState(const State &s);
+
+	// A nice simple function for saving games
+	void createSaveGame(const SaveGameType &savetype);
+
+	Common::String fullPath(const Common::String &filename) {
+		Common::String res = "CRAB_" + filename;
+		res += g_engine->_filePath->_saveExt;
+		return res;
+	}
+
+	// Load the current player image
+	void playerImg() {
+		_hud.playerImg(g_engine->_eventStore->_img[_info.playerImg()]);
+	}
+
+public:
+	Game() : _isInited(false), _state(STATE_GAME) {}
+
+	void init(const Common::Path &filename);
+
+	void startNewGame();
+	void loadGame();
+
+	void handleEvents(Common::Event &event, bool &shouldChangeState, GameStateID &newStateId);
+#if 0
+	void handleEvents(SDL_Event &Event, bool &ShouldChangeState, GameStateID &NewStateID);
+#endif
+	void internalEvents(bool &shouldChangeState, GameStateID &newStateId);
+	void draw();
+
+	bool loadState(Common::SeekableReadStream *stream);
+
+	// Raw function to save game to file - generally, using the CreateSaveGame function is recommended
+	void saveState(Common::SeekableWriteStream *stream);
+
+	void autoSave() {
+		createSaveGame(SAVEGAME_EXIT);
+	}
+
+	void setUI();
+};
+
+} // End of namespace Crab
+
+#endif // CRAB_GAME_H