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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/>.
*
*/
#ifndef QUEEN_QUEEN_H
#define QUEEN_QUEEN_H
#include "engines/engine.h"
#include "common/random.h"
namespace Common {
class SeekableReadStream;
}
/**
* This is the namespace of the Queen engine.
*
* Status of this engine: ???
*
* Games using this engine:
* - Flight of the Amazon Queen
*/
namespace Queen {
struct GameStateHeader {
uint32 version;
uint32 flags;
uint32 dataSize;
char description[32];
};
class BamScene;
class BankManager;
class Command;
class Debugger;
class Display;
class Graphics;
class Grid;
class Input;
class Logic;
class Resource;
class Sound;
class Walk;
class QueenEngine : public Engine {
public:
QueenEngine(OSystem *syst);
~QueenEngine() override;
BamScene *bam() const { return _bam; }
BankManager *bankMan() const { return _bankMan; }
Command *command() const { return _command; }
Debugger *debugger() const { return _debugger; }
Display *display() const { return _display; }
Graphics *graphics() const { return _graphics; }
Grid *grid() const { return _grid; }
Input *input() const { return _input; }
Logic *logic() const { return _logic; }
Resource *resource() const { return _resource; }
Sound *sound() const { return _sound; }
Walk *walk() const { return _walk; }
Common::RandomSource randomizer;
void registerDefaultSettings();
void checkOptionSettings();
void readOptionSettings();
void writeOptionSettings();
int talkSpeed() const { return _talkSpeed; }
void talkSpeed(int speed) { _talkSpeed = speed; }
bool subtitles() const { return _subtitles; }
void subtitles(bool enable) { _subtitles = enable; }
void update(bool checkPlayerInput = false);
bool canLoadOrSave() const;
bool canLoadGameStateCurrently(Common::U32String *msg = nullptr) override;
bool canSaveGameStateCurrently(Common::U32String *msg = nullptr) override;
Common::Error saveGameState(int slot, const Common::String &desc, bool isAutosave = false) override;
Common::Error loadGameState(int slot) override;
int getAutosaveSlot() const override { return 99; }
Common::String getSaveStateName(int slot) const override;
void makeGameStateName(int slot, char *buf) const;
int getGameStateSlot(const char *filename) const;
void findGameStateDescriptions(char descriptions[100][32]);
Common::SeekableReadStream *readGameStateHeader(int slot, GameStateHeader *gsh);
enum {
SAVESTATE_CUR_VER = 1,
SAVESTATE_MAX_NUM = 100,
SAVESTATE_MAX_SIZE = 30000,
SLOT_LISTPREFIX = -2,
SLOT_AUTOSAVE = -1,
SLOT_QUICKSAVE = 0,
MIN_TEXT_SPEED = 4,
MAX_TEXT_SPEED = 100
};
protected:
// Engine APIs
Common::Error run() override;
bool hasFeature(EngineFeature f) const override;
void syncSoundSettings() override;
int _talkSpeed;
bool _subtitles;
uint32 _lastUpdateTime;
bool _gameStarted;
BamScene *_bam;
BankManager *_bankMan;
Command *_command;
Debugger *_debugger;
Display *_display;
Graphics *_graphics;
Grid *_grid;
Input *_input;
Logic *_logic;
Resource *_resource;
Sound *_sound;
Walk *_walk;
};
} // End of namespace Queen
#endif
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