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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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef SUPERNOVA_H
#define SUPERNOVA_H
#include "audio/audiostream.h"
#include "audio/mixer.h"
#include "audio/decoders/raw.h"
#include "common/array.h"
#include "common/events.h"
#include "common/random.h"
#include "common/scummsys.h"
#include "engines/engine.h"
#include "common/file.h"
#include "common/memstream.h"
#include "supernova/console.h"
#include "supernova/graphics.h"
#include "supernova/msn_def.h"
#include "supernova/rooms.h"
namespace Supernova {
#define SAVEGAME_HEADER MKTAG('M','S','N','1')
#define SAVEGAME_VERSION 4
#define SUPERNOVA_DAT "supernova.dat"
#define SUPERNOVA_DAT_VERSION 1
struct ScreenBuffer {
ScreenBuffer()
: _x(0)
, _y(0)
, _width(0)
, _height(0)
, _pixels(NULL)
{}
byte *_pixels;
int _x;
int _y;
int _width;
int _height;
};
class ScreenBufferStack {
public:
ScreenBufferStack();
void push(int x, int y, int width, int height);
void restore();
private:
ScreenBuffer _buffer[8];
ScreenBuffer *_last;
};
class SupernovaEngine : public Engine {
public:
SupernovaEngine(OSystem *syst);
~SupernovaEngine();
virtual Common::Error run();
Common::RandomSource *_rnd;
GameManager *_gm;
Console *_console;
Audio::SoundHandle _soundHandle;
ScreenBufferStack _screenBuffer;
byte _mouseNormal[256];
byte _mouseWait[256];
MSNImageDecoder _images[44];
MSNImageDecoder *_currentImage;
struct SoundSample {
byte *_buffer;
int _length;
} _soundSamples[kAudioNumSamples];
Common::MemoryReadStream *_soundMusic[2];
Common::Event _event;
int _screenWidth;
int _screenHeight;
bool _allowLoadGame;
bool _allowSaveGame;
Common::StringArray _gameStrings;
Common::String _nullString;
byte _imageIndex;
byte _menuBrightness;
byte _brightness;
uint _delay;
bool _messageDisplayed;
int _textSpeed;
int _textCursorX;
int _textCursorY;
int _textColor;
int textWidth(const char *text);
int textWidth(const uint16 key);
Common::Error loadGameStrings();
void initData();
void initPalette();
void paletteFadeIn();
void paletteFadeOut();
void paletteBrightness();
void updateEvents();
void playSound(AudioIndex sample);
void playSoundMod(int filenumber);
void stopSound();
void renderImage(MSNImageDecoder &image, int section);
void renderImage(int filenumber, int section);
void saveScreen(int x, int y, int width, int height);
void restoreScreen();
void renderRoom(Room &room);
void renderMessage(const char *text, MessagePosition position = kMessageNormal);
void removeMessage();
void renderText(const char *text, int x, int y, byte color);
void renderText(const uint16 character, int x, int y, byte color);
void renderText(const char *text);
void renderText(const uint16 character);
void renderBox(int x, int y, int width, int height, byte color);
void setColor63(byte value);
void command_print();
bool loadGame(int slot);
bool saveGame(int slot, const Common::String &description);
void setTextSpeed();
const Common::String &getGameString(int idx) const {
if (idx < 0 || idx >= (int)_gameStrings.size())
return _nullString;
return _gameStrings[idx];
}
int textWidth(const Common::String &text) {
if (text.empty())
return 0;
return textWidth(text.c_str());
}
void renderMessage(StringID stringId, MessagePosition position = kMessageNormal) {
renderMessage(getGameString(stringId), position);
}
void renderMessage(const Common::String &text, MessagePosition position = kMessageNormal) {
if (!text.empty())
renderMessage(text.c_str(), position);
}
void renderText(StringID stringId, int x, int y, byte color) {
renderText(getGameString(stringId), x, y, color);
}
void renderText(const Common::String &text, int x, int y, byte color) {
if (!text.empty())
renderText(text.c_str(), x, y, color);
}
void renderText(StringID stringId) {
renderText(getGameString(stringId));
}
void renderText(const Common::String &text) {
if (!text.empty())
renderText(text.c_str());
}
Common::MemoryReadStream *convertToMod(const char *filename, int version = 1);
virtual Common::Error loadGameState(int slot);
virtual bool canLoadGameStateCurrently();
virtual Common::Error saveGameState(int slot, const Common::String &desc);
virtual bool canSaveGameStateCurrently();
virtual bool hasFeature(EngineFeature f) const;
virtual void pauseEngineIntern(bool pause);
};
}
#endif
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