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/* ScummVM - Scumm Interpreter
* Copyright (C) 2004-2005 The ScummVM project
*
* The ReInherit Engine is (C)2000-2003 by Daniel Balsom.
*
* 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 SAGA_H
#define SAGA_H
#include "common/stdafx.h"
#include "common/scummsys.h"
#include "base/engine.h"
#include "base/gameDetector.h"
#include "base/plugins.h"
#include "common/stream.h"
#include "common/rect.h"
#include "saga/gfx.h"
#include "saga/list.h"
namespace Saga {
class SndRes;
class Sound;
class Music;
class Anim;
class Render;
class IsoMap;
class Gfx;
class Script;
class Actor;
class Font;
class Sprite;
class Scene;
class Interface;
class Console;
class Events;
class PalAnim;
class Puzzle;
class Resource;
struct ResourceContext;
struct StringList;
//#define MIN_IMG_RLECODE 3
//#define MODEX_SCANLINE_LIMIT 200 //TODO: remove
#define SAGA_IMAGE_DATA_OFFSET 776
#define SAGA_IMAGE_HEADER_LEN 8
#define MAXPATH 512 //TODO: remove
#define SAVE_TITLE_SIZE 28
#define MAX_SAVES 96
#define MAX_FILE_NAME 256
#define ID_NOTHING 0
#define ID_PROTAG 1
#define OBJECT_TYPE_SHIFT 13
#define OBJECT_TYPE_MASK ((1 << OBJECT_TYPE_SHIFT) - 1)
#define OBJ_SPRITE_BASE 9
#define memoryError(Place) error("%s Memory allocation error.", Place)
enum ERRORCODE {
MEM = -2,//todo: remove
FAILURE = -1,
SUCCESS = 0
};
enum SAGAGameType {
GType_ITE,
GType_IHNM
};
enum GameObjectTypes {
kGameObjectNone = 0,
kGameObjectActor = 1,
kGameObjectObject = 2,
kGameObjectHitZone = 3,
kGameObjectStepZone = 4
};
enum ScriptTimings {
kScriptTimeTicksPerSecond = (728L/10L),
kRepeatSpeedTicks = (728L/10L)/3,
kNormalFadeDuration = 320, // 64 steps, 5 msec each
kQuickFadeDuration = 64, // 64 steps, 1 msec each
kPuzzleHintTime = 30000000L // 30 secs. used in timer
};
enum Directions {
kDirUp = 0,
kDirUpRight = 1,
kDirRight = 2,
kDirDownRight = 3,
kDirDown = 4,
kDirDownLeft = 5,
kDirLeft = 6,
kDirUpLeft = 7
};
enum HitZoneFlags {
kHitZoneEnabled = (1 << 0), // Zone is enabled
kHitZoneExit = (1 << 1), // Causes char to exit
// The following flag causes the zone to act differently.
// When the actor hits the zone, it will immediately begin walking
// in the specified direction, and the actual specified effect of
// the zone will be delayed until the actor leaves the zone.
kHitZoneAutoWalk = (1 << 2),
// When set on a hit zone, this causes the character not to walk
// to the object (but they will look at it).
kHitZoneNoWalk = (1 << 2),
// zone activates only when character stops walking
kHitZoneTerminus = (1 << 3),
// Hit zones only - when the zone is clicked on it projects the
// click point downwards from the middle of the zone until it
// reaches the lowest point in the zone.
kHitZoneProject = (1 << 3)
};
enum PanelButtonType {
kPanelButtonVerb = 1,
kPanelButtonArrow = 2,
kPanelButtonConverseText = 4,
kPanelButtonInventory = 8,
kPanelButtonOption = 0x10,
kPanelButtonOptionSlider = 0x20,
kPanelButtonOptionSaveFiles = 0x40,
kPanelButtonOptionText = 0x80,
kPanelButtonQuit = 0x100,
kPanelButtonQuitText = 0x200,
kPanelButtonLoad = 0x400,
kPanelButtonLoadText = 0x800,
kPanelButtonSave = 0x1000,
kPanelButtonSaveText = 0x2000,
kPanelButtonSaveEdit = 0x4000,
kPanelAllButtons = 0xFFFFF
};
enum TextStringIds {
kTextWalkTo,
kTextLookAt,
kTextPickUp,
kTextTalkTo,
kTextOpen,
kTextClose,
kTextUse,
kTextGive,
kTextOptions,
kTextTest,
kTextDemo,
kTextHelp,
kTextQuitGame,
kTextFast,
kTextSlow,
kTextOn,
kTextOff,
kTextContinuePlaying,
kTextLoad,
kTextSave,
kTextGameOptions,
kTextReadingSpeed,
kTextMusic,
kTextSound,
kTextCancel,
kTextQuit,
kTextOK,
kTextMid,
kTextClick,
kText10Percent,
kText20Percent,
kText30Percent,
kText40Percent,
kText50Percent,
kText60Percent,
kText70Percent,
kText80Percent,
kText90Percent,
kTextMax,
kTextQuitTheGameQuestion,
kTextLoadSuccessful,
kTextEnterSaveGameName,
kTextGiveTo,
kTextUseWidth,
kTextNewSave,
kTextICantPickup,
kTextNothingSpecial,
kTextNoPlaceToOpen,
kTextNoOpening,
kTextDontKnow,
kTextShowDialog
};
struct ImageHeader {
int width;
int height;
};
struct StringsTable {
byte *stringsPointer;
int stringsCount;
const char **strings;
const char *getString(int index) const {
if ((stringsCount <= index) || (index < 0)) {
error("StringList::getString wrong index 0x%X (%d)", index, stringsCount);
}
return strings[index];
}
void freeMem() {
free(strings);
free(stringsPointer);
memset(this, 0, sizeof(*this));
}
StringsTable() {
memset(this, 0, sizeof(*this));
}
~StringsTable() {
freeMem();
}
};
enum GameIds {
// Dreamers Guild
GID_ITE_DEMO_G = 0,
GID_ITE_DISK_G,
GID_ITE_CD_G,
GID_ITE_MACCD_G,
// Wyrmkeep
GID_ITE_CD, // data for Win rerelease is same as in old DOS
GID_ITE_WINCD, // but it has a bunch of patch files
GID_ITE_MACCD,
GID_ITE_LINCD,
GID_ITE_MULTICD, // Wyrmkeep combined Windows/Mac/Linux version
GID_ITE_WINDEMO1, // older Wyrmkeep windows demo
GID_ITE_MACDEMO1, // older Wyrmkeep mac demo
GID_ITE_LINDEMO,
GID_ITE_WINDEMO2,
GID_ITE_MACDEMO2,
// German
GID_ITE_DISK_DE,
GID_ITE_AMIGACD_DE, // TODO
GID_ITE_OLDMAC_DE, // TODO
GID_ITE_AMIGA_FL_DE,// TODO
GID_ITE_CD_DE, // reported by mld. Bestsellergamers cover disk
GID_ITE_AMIGA_AGA_DEMO, // TODO
GID_ITE_AMIGA_ECS_DEMO, // TODO
GID_IHNM_DEMO,
GID_IHNM_CD,
GID_IHNM_CD_DE, // reported by mld. German retail
GID_IHNM_CD_ES
};
enum GameFileTypes {
GAME_RESOURCEFILE = 1 << 0,
GAME_SCRIPTFILE = 1 << 1,
GAME_SOUNDFILE = 1 << 2,
GAME_VOICEFILE = 1 << 3,
GAME_DEMOFILE = 1 << 4,
GAME_MUSICFILE = 1 << 5,
GAME_MUSICFILE_GM = 1 << 6,
GAME_MUSICFILE_FM = 1 << 7,
GAME_PATCHFILE = 1 << 8,
GAME_MACBINARY = 1 << 9,
GAME_SWAPENDIAN = 1 << 10
};
enum GameSoundTypes {
kSoundPCM = 0,
kSoundVOX = 1,
kSoundVOC = 2,
kSoundWAV = 3,
kSoundMacPCM = 4
};
enum GameFeatures {
GF_BIG_ENDIAN_DATA = 1 << 0,
GF_WYRMKEEP = 1 << 1,
GF_CD_FX = 1 << 2,
GF_SCENE_SUBSTITUTES = 1 << 3
};
enum FontId {
kSmallFont,
kMediumFont,
kBigFont,
kIHNMFont8 = 4,
kIHNMMainFont = 6
};
enum FontEffectFlags {
kFontNormal = 0,
kFontOutline = 1 << 0,
kFontShadow = 1 << 1,
kFontBold = 1 << 2,
kFontCentered = 1 << 3,
kFontDontmap = 1 << 4
};
struct GameSoundInfo {
GameSoundTypes resourceType;
long frequency;
int sampleBits;
bool stereo;
bool isBigEndian;
bool isSigned;
};
struct GameFontDescription {
uint32 fontResourceId;
};
struct GameResourceDescription {
uint32 sceneLUTResourceId;
uint32 moduleLUTResourceId;
uint32 mainPanelResourceId;
uint32 conversePanelResourceId;
uint32 optionPanelResourceId;
uint32 mainSpritesResourceId;
uint32 mainPanelSpritesResourceId;
uint32 defaultPortraitsResourceId;
uint32 mainStringsResourceId;
uint32 actorsStringsResourceId;
};
struct GameFileDescription {
const char *fileName;
uint16 fileType;
};
struct GamePatchDescription {
const char *fileName;
uint16 fileType;
uint32 resourceId;
GameSoundInfo *soundInfo;
};
struct PanelButton {
PanelButtonType type;
int xOffset;
int yOffset;
int width;
int height;
int id;
uint16 ascii;
int state;
int upSpriteNumber;
int downSpriteNumber;
int overSpriteNumber;
};
struct GameDisplayInfo {
int logicalWidth;
int logicalHeight;
int pathStartY;
int sceneHeight;
int statusXOffset;
int statusYOffset;
int statusWidth;
int statusHeight;
int statusTextY;
int statusTextColor;
int statusBGColor;
int saveReminderXOffset;
int saveReminderYOffset;
int saveReminderWidth;
int saveReminderHeight;
int saveReminderFirstSpriteNumber;
int saveReminderSecondSpriteNumber;
int verbTextColor;
int verbTextShadowColor;
int verbTextActiveColor;
int leftPortraitXOffset;
int leftPortraitYOffset;
int rightPortraitXOffset;
int rightPortraitYOffset;
int inventoryUpButtonIndex;
int inventoryDownButtonIndex;
int inventoryRows;
int inventoryColumns;
int mainPanelXOffset;
int mainPanelYOffset;
int mainPanelButtonsCount;
PanelButton *mainPanelButtons;
int converseMaxTextWidth;
int converseTextHeight;
int converseTextLines;
int converseUpButtonIndex;
int converseDownButtonIndex;
int conversePanelXOffset;
int conversePanelYOffset;
int conversePanelButtonsCount;
PanelButton *conversePanelButtons;
int optionSaveFilePanelIndex;
int optionSaveFileSliderIndex;
uint optionSaveFileVisible;
int optionPanelXOffset;
int optionPanelYOffset;
int optionPanelButtonsCount;
PanelButton *optionPanelButtons;
int quitPanelXOffset;
int quitPanelYOffset;
int quitPanelWidth;
int quitPanelHeight;
int quitPanelButtonsCount;
PanelButton *quitPanelButtons;
int loadPanelXOffset;
int loadPanelYOffset;
int loadPanelWidth;
int loadPanelHeight;
int loadPanelButtonsCount;
PanelButton *loadPanelButtons;
int saveEditIndex;
int savePanelXOffset;
int savePanelYOffset;
int savePanelWidth;
int savePanelHeight;
int savePanelButtonsCount;
PanelButton *savePanelButtons;
};
struct GameDescription {
const char *name;
SAGAGameType gameType;
GameIds gameId;
const char *title;
GameDisplayInfo *gameDisplayInfo;
int startSceneNumber;
GameResourceDescription *resourceDescription;
int filesCount;
GameFileDescription *filesDescriptions;
int fontsCount;
GameFontDescription *fontDescriptions;
GameSoundInfo *voiceInfo;
GameSoundInfo *sfxInfo;
GameSoundInfo *musicInfo;
int patchesCount;
GamePatchDescription *patchDescriptions;
uint32 features;
Common::Language language;
Common::Platform platform;
GameSettings toGameSettings() const {
GameSettings dummy = { name, title, features };
return dummy;
}
};
struct SaveFileData {
char name[SAVE_TITLE_SIZE];
uint slotNumber;
};
struct SaveGameHeader {
uint32 type;
uint32 size;
uint32 version;
char name[SAVE_TITLE_SIZE];
};
inline int ticksToMSec(int tick) {
return tick * 1000 / kScriptTimeTicksPerSecond;
}
inline int clamp(int minValue, int value, int maxValue) {
if (value <= minValue) {
return minValue;
} else {
if (value >= maxValue) {
return maxValue;
} else {
return value;
}
}
}
inline int integerCompare(int i1, int i2) {
return ((i1) > (i2) ? 1 : ((i1) < (i2) ? -1 : 0));
}
inline int objectTypeId(uint16 objectId) {
return objectId >> OBJECT_TYPE_SHIFT;
}
inline int objectIdToIndex(uint16 objectId) {
return OBJECT_TYPE_MASK & objectId;
}
inline uint16 objectIndexToId(int type, int index) {
return (type << OBJECT_TYPE_SHIFT) | (OBJECT_TYPE_MASK & index);
}
DetectedGameList GAME_ProbeGame(const FSList &fslist, int **matches = NULL);
class SagaEngine : public Engine {
friend class Scene;
void errorString(const char *buf_input, char *buf_output);
protected:
int go();
int init(GameDetector &detector);
public:
SagaEngine(GameDetector * detector, OSystem * syst);
virtual ~SagaEngine();
void shutDown() { _quit = true; }
void save(const char *fileName, const char *saveName);
void load(const char *fileName);
uint32 getCurrentLoadVersion() {
return _saveHeader.version;
}
void fillSaveList();
char *calcSaveFileName(uint slotNumber);
SaveFileData *getSaveFile(uint idx);
uint getSaveSlotNumber(uint idx);
uint getNewSaveSlotNumber();
bool locateSaveFile(char *saveName, uint &titleNumber);
bool isSaveListFull() const {
return _saveFilesMaxCount == _saveFilesCount;
}
uint getSaveFilesCount() const {
return isSaveListFull() ? _saveFilesCount : _saveFilesCount + 1;
}
int16 _framesEsc;
uint32 _globalFlags;
int16 _ethicsPoints[8];
int _spiritualBarometer;
int _soundVolume;
int _musicVolume;
bool _subtitlesEnabled;
int _readingSpeed;
SndRes *_sndRes;
Sound *_sound;
Music *_music;
Anim *_anim;
Render *_render;
IsoMap *_isoMap;
Gfx *_gfx;
Script *_script;
Actor *_actor;
Font *_font;
Sprite *_sprite;
Scene *_scene;
Interface *_interface;
Console *_console;
Events *_events;
PalAnim *_palanim;
Puzzle *_puzzle;
Resource *_resource;
/** Random number generator */
Common::RandomSource _rnd;
private:
int decodeBGImageRLE(const byte *inbuf, size_t inbuf_len, byte *outbuf, size_t outbuf_len);
int flipImage(byte *img_buf, int columns, int scanlines);
int unbankBGImage(byte *dest_buf, const byte *src_buf, int columns, int scanlines);
uint32 _previousTicks;
public:
int decodeBGImage(const byte *image_data, size_t image_size,
byte **output_buf, size_t *output_buf_len, int *w, int *h);
const byte *getImagePal(const byte *image_data, size_t image_size);
void loadStrings(StringsTable &stringsTable, const byte *stringsPointer, size_t stringsLength);
const char *getObjectName(uint16 objectId);
public:
int processInput(void);
const Point &mousePos() const {
return _mousePos;
}
const bool leftMouseButtonPressed() const {
return _leftMouseButtonPressed;
}
const bool rightMouseButtonPressed() const {
return _rightMouseButtonPressed;
}
const bool mouseButtonPressed() const {
return _leftMouseButtonPressed || _rightMouseButtonPressed;
}
private:
Common::String _targetName;
uint _saveFilesMaxCount;
uint _saveFilesCount;
SaveFileData _saveFiles[MAX_SAVES];
bool _saveMarks[MAX_SAVES];
SaveGameHeader _saveHeader;
Point _mousePos;
bool _leftMouseButtonPressed;
bool _rightMouseButtonPressed;
bool _quit;
//current game description
int _gameNumber;
GameDescription *_gameDescription;
Common::Rect _displayClip;
protected:
GameDisplayInfo _gameDisplayInfo;
public:
int32 _frameCount;
public:
bool initGame(void);
// RSCFILE_CONTEXT *getFileContext(uint16 type, int param);
// bool isBigEndianFile(const char *filename);
public:
const GameDescription *getGameDescription() const { return _gameDescription; }
const bool isBigEndian() const { return (_gameDescription->features & GF_BIG_ENDIAN_DATA) != 0; }
const bool isMacResources() const { return (getPlatform() == Common::kPlatformMacintosh); }
const GameResourceDescription *getResourceDescription() { return _gameDescription->resourceDescription; }
const GameSoundInfo *getVoiceInfo() const { return _gameDescription->voiceInfo; }
const GameSoundInfo *getSfxInfo() const { return _gameDescription->sfxInfo; }
const GameSoundInfo *getMusicInfo() const { return _gameDescription->musicInfo; }
const GameFontDescription *getFontDescription(int index) {
assert(index < _gameDescription->fontsCount);
return &_gameDescription->fontDescriptions[index];
}
int getFontsCount() const { return _gameDescription->fontsCount; }
int getGameId() const { return _gameDescription->gameId; }
int getGameType() const { return _gameDescription->gameType; }
uint32 getFeatures() const { return _gameDescription->features; }
Common::Language getLanguage() const { return _gameDescription->language; }
Common::Platform getPlatform() const { return _gameDescription->platform; }
int getGameNumber() const { return _gameNumber; }
int getStartSceneNumber() const { return _gameDescription->startSceneNumber; }
const Common::Rect &getDisplayClip() const { return _displayClip;}
int getDisplayWidth() const { return _gameDisplayInfo.logicalWidth; }
int getDisplayHeight() const { return _gameDisplayInfo.logicalHeight;}
const GameDisplayInfo & getDisplayInfo() { return _gameDisplayInfo; }
const char *getTextString(int textStringId);
void getExcuseInfo(int verb, const char *&textString, int &soundResourceId);
};
} // End of namespace Saga
#endif
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