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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.
*
*/
/*
* This code is based on Labyrinth of Time code with assistance of
*
* Copyright (c) 1993 Terra Nova Development
* Copyright (c) 2004 The Wyrmkeep Entertainment Co.
*
*/
#ifndef LAB_LAB_H
#define LAB_LAB_H
#include "common/system.h"
#include "common/random.h"
#include "common/rect.h"
#include "common/savefile.h"
#include "engines/engine.h"
#include "engines/savestate.h"
#include "lab/image.h"
struct ADGameDescription;
namespace Lab {
struct MapData;
struct Action;
struct CloseData;
struct Button;
struct IntuiMessage;
struct InventoryData;
struct RoomData;
struct Rule;
struct TextFont;
struct ViewData;
class Anim;
class DisplayMan;
class EventManager;
class Image;
class LargeSet;
class Music;
class Resource;
class TilePuzzle;
class Utils;
struct SaveGameHeader {
byte _version;
SaveStateDescriptor _descr;
uint16 _roomNumber;
uint16 _direction;
};
enum GameFeatures {
GF_LOWRES = 1 << 0,
GF_WINDOWS_TRIAL = 1 << 1
};
typedef Common::List<Button *> ButtonList;
struct CrumbData {
uint16 _roomNum;
uint16 _direction;
};
#define MAX_CRUMBS 128
typedef CloseData *CloseDataPtr;
typedef Common::List<Rule *> RuleList;
// Direction defines
#define NORTH 0
#define SOUTH 1
#define EAST 2
#define WEST 3
class LabEngine : public Engine {
private:
bool _interfaceOff;
bool _isCrumbWaiting;
bool _lastTooLong;
bool _lastPage;
bool _mainDisplay;
bool _noUpdateDiff;
bool _quitLab;
byte *_blankJournal;
int _lastWaitTOFTicks;
uint16 _direction;
uint16 _highPalette[20];
uint16 _journalPage;
uint16 _maxRooms;
uint16 _monitorPage;
uint16 _monitorButtonHeight;
uint32 _extraGameFeatures;
char *_journalText;
char *_journalTextTitle;
const char *_nextFileName;
const char *_newFileName;
const char *_monitorTextFilename;
CloseDataPtr _closeDataPtr;
ButtonList _journalButtonList;
ButtonList _mapButtonList;
Image *_imgMap, *_imgRoom, *_imgUpArrowRoom, *_imgDownArrowRoom, *_imgBridge;
Image *_imgHRoom, *_imgVRoom, *_imgMaze, *_imgHugeMaze, *_imgPath;
Image *_imgMapX[4];
InventoryData *_inventory;
MapData *_maps;
Image *_monitorButton;
Image *_journalBackImage;
Image *_screenImage;
TextFont *_journalFont;
public:
bool _alternate;
bool _droppingCrumbs;
bool _followingCrumbs;
bool _followCrumbsFast;
bool _isCrumbTurning;
bool _isHiRes;
int _roomNum;
uint16 _highestCondition;
uint16 _manyRooms;
uint16 _numCrumbs;
uint16 _numInv;
uint32 _crumbTimestamp;
const char *_curFileName;
Anim *_anim;
CrumbData _breadCrumbs[MAX_CRUMBS];
DisplayMan *_graphics;
EventManager *_event;
ButtonList _invButtonList;
ButtonList _moveButtonList;
Image *_invImages[10];
Image *_moveImages[20];
LargeSet *_conditions, *_roomsFound;
Music *_music;
Resource *_resource;
RoomData *_rooms;
TextFont *_msgFont;
TilePuzzle *_tilePuzzle;
Utils *_utils;
public:
LabEngine(OSystem *syst, const ADGameDescription *gameDesc);
~LabEngine();
virtual Common::Error run();
void go();
const ADGameDescription *_gameDescription;
Common::Platform getPlatform() const;
uint32 getFeatures() const;
bool hasFeature(EngineFeature f) const;
Common::String generateSaveFileName(uint slot);
void changeVolume(int delta);
uint16 getDirection() { return _direction; }
char *getPictName(CloseDataPtr *closePtrList);
uint16 getQuarters();
void setDirection(uint16 direction) { _direction = direction; };
void setQuarters(uint16 quarters);
void waitTOF();
private:
bool checkConditions(int16 *condition);
void decIncInv(uint16 *CurInv, bool dec);
void doActions(Action *actionList, CloseDataPtr *closePtrList);
bool doActionRule(Common::Point pos, int16 action, int16 roomNum, CloseDataPtr *closePtrList);
bool doActionRuleSub(int16 action, int16 roomNum, CloseDataPtr closePtr, CloseDataPtr *setCloseList, bool allowDefaults);
bool doCloseUp(CloseDataPtr closePtr);
bool doGoForward(CloseDataPtr *closePtrList);
void doJournal();
bool doMainView(CloseDataPtr *closePtrList);
void doMap(uint16 curRoom);
void doMonitor(char *background, char *textfile, bool isinteractive, Common::Rect textRect);
void doNotes();
bool doOperateRuleSub(int16 itemNum, int16 roomNum, CloseDataPtr closePtr, CloseDataPtr *setCloseList, bool allowDefaults);
bool doOperateRule(Common::Point pos, int16 ItemNum, CloseDataPtr *closePtrList);
bool doTurn(uint16 from, uint16 to, CloseDataPtr *closePtrList);
bool doUse(uint16 curInv);
void doWestPaper();
void drawDirection(CloseDataPtr closePtr);
void drawJournal(uint16 wipenum, bool needFade);
void drawJournalText();
void drawMap(uint16 curRoom, uint16 curMsg, uint16 floorNum, bool fadeOut, bool fadeIn);
void drawMonText(char *text, TextFont *monitorFont, Common::Rect textRect, bool isinteractive);
void drawRoomMap(uint16 curRoom, bool drawMarkFl);
void drawRoomMessage(uint16 curInv, CloseDataPtr closePtr);
void drawStaticMessage(byte index);
void eatMessages();
CloseDataPtr findClosePtrMatch(CloseDataPtr closePtr, CloseDataPtr closePtrList);
bool floorVisited(uint16 floorNum);
int followCrumbs();
void freeMapData();
void freeScreens();
bool fromCrumbs(uint32 tmpClass, uint16 code, uint16 qualifier, Common::Point tmpPos,
uint16 &curInv, IntuiMessage *curMsg, bool &forceDraw, uint16 buttonId, uint16 &actionMode);
const char *getInvName(uint16 curInv);
uint16 getLowerFloor(uint16 floorNum);
CloseData *getObject(Common::Point pos, CloseDataPtr closePtr);
uint16 getUpperFloor(uint16 floorNum);
ViewData *getViewData(uint16 roomNum, uint16 direction);
void interfaceOff();
void interfaceOn();
void loadJournalData();
void loadMapData();
void mainGameLoop();
void showLab2Teaser();
void mayShowCrumbIndicator();
void mayShowCrumbIndicatorOff();
void perFlipButton(uint16 buttonId);
uint16 processArrow(uint16 curDirection, uint16 arrow);
void processJournal();
void processMap(uint16 curRoom);
void processMonitor(char *ntext, TextFont *monitorFont, bool isInteractive, Common::Rect textRect);
Common::Rect roomCoords(uint16 curRoom);
bool saveRestoreGame();
void setCurrentClose(Common::Point pos, CloseDataPtr *closePtrList, bool useAbsoluteCoords);
bool takeItem(Common::Point pos, CloseDataPtr *closePtrList);
void turnPage(bool fromLeft);
bool processKey(IntuiMessage *curMsg, uint32 &msgClass, uint16 &qualifier, Common::Point &curPos, uint16 &curInv, bool &forceDraw, uint16 code);
void processMainButton(uint16 &curInv, uint16 &lastInv, uint16 &oldDirection, bool &forceDraw, uint16 buttonId, uint16 &actionMode);
void processAltButton(uint16 &curInv, uint16 &lastInv, uint16 buttonId, uint16 &actionMode);
void performAction(uint16 actionMode, Common::Point curPos, uint16 &curInv);
private:
bool saveGame(int slot, Common::String desc);
bool loadGame(int slot);
void writeSaveGameHeader(Common::OutSaveFile *out, const Common::String &saveName);
};
bool readSaveGameHeader(Common::InSaveFile *in, SaveGameHeader &header);
} // End of namespace Lab
#endif // LAB_LAB_H
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