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/* ScummVM - Scumm Interpreter
* Copyright (C) 2003 The ScummVM project
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef SKYMAIN_H
#define SKYMAIN_H
#include <stdio.h>
#include "common/engine.h"
#include "common/util.h"
#include "common/timer.h"
#include "sound/mixer.h"
#include "sky/sound.h"
#include "sky/text.h"
#include "sky/disk.h"
#include "sky/struc.h"
#include "sky/grid.h"
#include "sky/musicbase.h"
#include "sky/adlibmusic.h"
#include "sky/gmmusic.h"
#include "sky/mt32music.h"
#include "sky/mouse.h"
class SkyLogic;
class SkyGrid;
class SkyAutoRoute;
class SkyState : public Engine {
void errorString(const char *buf_input, char *buf_output);
protected:
byte _game;
uint32 _gameVersion;
byte _key_pressed;
uint32 _tseqFrames;
byte *_tseqData;
uint32 _tseqCounter;
//intro related
uint8 *_vgaData;
uint8 *_diffData;
uint8 *_workBase;
uint8 *_workScreenEnd;
uint8 *_vgaPointer;
uint8 *_diffPointer;
uint32 _noFrames; //number of frames in scrolling intro
uint32 _frameCounter;
byte *_introTextSpace;
byte *_introTextSave;
uint16 _debugMode;
uint16 _debugLevel;
uint16 _language;
uint _mouse_x, _mouse_y;
uint _mouse_x_old, _mouse_y_old;
bool _mouse_pos_changed;
uint _left_button_down;
uint8 _palette[1024];
int _numScreenUpdates;
Timer *_timer;
//int _timer_id;
FILE *_dump_file;
int _number_of_savegames;
int _sdl_mouse_x, _sdl_mouse_y;
SkySound *_skySound;
SkyDisk *_skyDisk;
SkyText *_skyText;
SkyGrid *_skyGrid;
SkyLogic *_skyLogic;
SkyMouse *_skyMouse;
SkyMusicBase *_skyMusic;
GameDetector *_detector; // necessary for music
byte *_workScreen;
byte *_backScreen;
byte *_tempPal;
byte *_workPalette;
byte *_halfPalette;
byte *_scrollAddr;
public:
SkyState(GameDetector *detector, OSystem *syst);
virtual ~SkyState();
static bool isDemo(uint32 version);
static bool isCDVersion(uint32 version);
static Compact *fetchCompact(uint32 a);
static void **_itemList[300];
//intro related
void prepareText(uint32 *&cmdPtr);
void showIntroText(uint32 *&cmdPtr);
void removeText(uint32 *&cmdPtr);
void introFx(uint32 *&cmdPtr);
void introVol(uint32 *&cmdPtr);
protected:
void logic_engine();
void delay(uint amount);
void pollMouseXY();
void go();
void convertPalette(uint8 *inpal, uint8* outpal);
//intro related
void checkCommands(uint32 *&cmdPtr);
void introFrame();
SkyText *getSkyText();
void initialise();
void initTimer();
void initialiseScreen();
void initialiseGrids();
void initItemList();
void setPalette(uint8 *pal);
void fnFadeDown(uint8 action);
void palette_fadedown_helper(uint32 *pal, uint num);
void paletteFadeUp(uint8 *pal);
void palette_fadeup_helper(uint32 *realPal, uint32 *desiredPal, int num);
void initVirgin();
void intro();
void doCDIntro();
void showScreen();
void startTimerSequence(byte *sequence);
static void timerHandler(void *ptr);
void doTimerSequence();
void loadFixedItems();
void loadBase0();
static int CDECL game_thread_proc(void *param);
void shutdown();
RandomSource _rnd;
};
#endif
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