scummvm/engines/parallaction/disk.h
Nicola Mettifogo 5fccc0f98d * Final version of the IFF parsing code.
* Refactored ILBMDecoder usage from disk code.

svn-id: r41458
2009-06-12 05:03:18 +00:00

313 lines
10 KiB
C++

/* 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.
*
* $URL$
* $Id$
*
*/
#ifndef PARALLACTION_DISK_H
#define PARALLACTION_DISK_H
#define PATH_LEN 200
#include "common/archive.h"
#include "common/fs.h"
#include "common/file.h"
#include "graphics/surface.h"
#include "parallaction/iff.h"
namespace Parallaction {
class Table;
class Parallaction;
class Gfx;
class Script;
class Font;
struct Frames;
struct Cnv;
struct Sprites;
struct BackgroundInfo;
class GfxObj;
struct MaskBuffer;
struct PathBuffer;
class Disk {
public:
Disk() { }
virtual ~Disk() { }
virtual void init() { }
virtual Common::String selectArchive(const Common::String &name) = 0;
virtual void setLanguage(uint16 language) = 0;
virtual Script* loadLocation(const char *name) = 0;
virtual Script* loadScript(const char* name) = 0;
virtual GfxObj* loadTalk(const char *name) = 0;
virtual GfxObj* loadObjects(const char *name, uint8 part = 0) = 0;
virtual Frames* loadPointer(const char *name) = 0;
virtual GfxObj* loadHead(const char* name) = 0;
virtual Font* loadFont(const char* name) = 0;
virtual GfxObj* loadStatic(const char* name) = 0;
virtual Frames* loadFrames(const char* name) = 0;
virtual void loadSlide(BackgroundInfo& info, const char *filename) = 0;
virtual void loadScenery(BackgroundInfo& info, const char* background, const char* mask, const char* path) = 0;
virtual Table* loadTable(const char* name) = 0;
virtual Common::SeekableReadStream* loadMusic(const char* name) = 0;
virtual Common::SeekableReadStream* loadSound(const char* name) = 0;
virtual MaskBuffer *loadMask(const char *name, uint32 w, uint32 h) { return 0; }
virtual PathBuffer *loadPath(const char *name, uint32 w, uint32 h) { return 0; }
};
struct PaletteFxRange;
struct ILBMLoader {
enum {
BODYMODE_SURFACE,
BODYMODE_MASKBUFFER,
BODYMODE_PATHBUFFER
};
uint32 _bodyMode;
Graphics::Surface *_surf;
MaskBuffer *_maskBuffer;
PathBuffer *_pathBuffer;
byte *_palette;
PaletteFxRange *_crng;
uint32 _mode;
byte* _intBuffer;
uint32 _numCRNG;
ILBMDecoder _decoder;
ILBMLoader(uint32 bodyMode, byte *palette = 0, PaletteFxRange *crng = 0);
ILBMLoader(Graphics::Surface *surf, byte *palette = 0, PaletteFxRange *crng = 0);
ILBMLoader(MaskBuffer *buffer);
ILBMLoader(PathBuffer *buffer);
bool callback(IFFChunk &chunk);
void setupBuffer(uint32 w, uint32 h);
void load(Common::ReadStream *in, bool disposeStream = false);
};
class Disk_ns : public Disk {
protected:
Parallaction *_vm;
Common::SearchSet _sset;
Common::String _resArchiveName;
Common::String _language;
Common::SeekableReadStream *openFile(const char *filename);
virtual Common::SeekableReadStream *tryOpenFile(const char *filename) { return 0; }
void errorFileNotFound(const char *filename);
void addArchive(const Common::String& name, int priority);
virtual void decodeCnv(byte *data, uint16 numFrames, uint16 width, uint16 height, Common::SeekableReadStream *stream) = 0;
Cnv *makeCnv(Common::SeekableReadStream *stream);
public:
Disk_ns(Parallaction *vm);
virtual ~Disk_ns();
Common::String selectArchive(const Common::String &name);
void setLanguage(uint16 language);
virtual Script* loadLocation(const char *name);
virtual Script* loadScript(const char* name);
};
class DosDisk_ns : public Disk_ns {
private:
void unpackBackground(Common::ReadStream *stream, byte *screen, byte *mask, byte *path);
Cnv* loadCnv(const char *filename);
void loadBackground(BackgroundInfo& info, const char *filename);
void createMaskAndPathBuffers(BackgroundInfo &info);
void parseDepths(BackgroundInfo &info, Common::SeekableReadStream &stream);
Font *createFont(const char *name, Cnv* cnv);
protected:
Gfx *_gfx;
virtual Common::SeekableReadStream *tryOpenFile(const char* name);
virtual void decodeCnv(byte *data, uint16 numFrames, uint16 width, uint16 height, Common::SeekableReadStream *stream);
public:
DosDisk_ns(Parallaction *vm);
virtual ~DosDisk_ns();
void init();
GfxObj* loadTalk(const char *name);
GfxObj* loadObjects(const char *name, uint8 part = 0);
Frames* loadPointer(const char *name);
GfxObj* loadHead(const char* name);
Font* loadFont(const char* name);
GfxObj* loadStatic(const char* name);
Frames* loadFrames(const char* name);
void loadSlide(BackgroundInfo& info, const char *filename);
void loadScenery(BackgroundInfo& info, const char* background, const char* mask, const char* path);
Table* loadTable(const char* name);
Common::SeekableReadStream* loadMusic(const char* name);
Common::SeekableReadStream* loadSound(const char* name);
};
class AmigaDisk_ns : public Disk_ns {
protected:
void patchFrame(byte *dst, byte *dlta, uint16 bytesPerPlane, uint16 height);
void unpackFrame(byte *dst, byte *src, uint16 planeSize);
void unpackBitmap(byte *dst, byte *src, uint16 numFrames, uint16 bytesPerPlane, uint16 height);
Common::SeekableReadStream *tryOpenFile(const char* name);
Font *createFont(const char *name, Common::SeekableReadStream &stream);
void loadMask(BackgroundInfo& info, const char *name);
void loadPath(BackgroundInfo& info, const char *name);
void loadBackground(BackgroundInfo& info, const char *name);
void buildMask(byte* buf);
virtual void decodeCnv(byte *data, uint16 numFrames, uint16 width, uint16 height, Common::SeekableReadStream *stream);
public:
AmigaDisk_ns(Parallaction *vm);
virtual ~AmigaDisk_ns();
void init();
GfxObj* loadTalk(const char *name);
GfxObj* loadObjects(const char *name, uint8 part = 0);
Frames* loadPointer(const char *name);
GfxObj* loadHead(const char* name);
Font* loadFont(const char* name);
GfxObj* loadStatic(const char* name);
Frames* loadFrames(const char* name);
void loadSlide(BackgroundInfo& info, const char *filename);
void loadScenery(BackgroundInfo& info, const char* background, const char* mask, const char* path);
Table* loadTable(const char* name);
Common::SeekableReadStream* loadMusic(const char* name);
Common::SeekableReadStream* loadSound(const char* name);
};
class Disk_br : public Disk {
Common::SeekableReadStream *openFile_internal(bool errorOnNotFound, const Common::String &name, const Common::String &ext);
protected:
Parallaction *_vm;
Common::SearchSet _sset;
Common::FSDirectory *_baseDir;
uint16 _language;
Common::String _currentPart;
Common::SeekableReadStream *tryOpenFile(const Common::String &name, const Common::String &ext = Common::String::emptyString);
Common::SeekableReadStream *openFile(const Common::String &name, const Common::String &ext = Common::String::emptyString);
void errorFileNotFound(const Common::String &filename);
public:
Disk_br(Parallaction *vm);
virtual ~Disk_br();
};
// for the moment DosDisk_br subclasses Disk. When Amiga support will
// be taken into consideration, it might be useful to add another level
// like we did for Nippon Safes.
class DosDisk_br : public Disk_br {
protected:
Font *createFont(const char *name, Common::ReadStream &stream);
Sprites* createSprites(Common::ReadStream *stream);
void loadBitmap(Common::SeekableReadStream &stream, Graphics::Surface &surf, byte *palette);
GfxObj* createInventoryObjects(Common::SeekableReadStream &stream);
public:
DosDisk_br(Parallaction *vm);
virtual void init();
Common::String selectArchive(const Common::String &name);
void setLanguage(uint16 language);
Script* loadLocation(const char *name);
Script* loadScript(const char* name);
GfxObj* loadTalk(const char *name);
GfxObj* loadObjects(const char *name, uint8 part = 0);
Frames* loadPointer(const char *name);
GfxObj* loadHead(const char* name);
Font* loadFont(const char* name);
GfxObj* loadStatic(const char* name);
Frames* loadFrames(const char* name);
void loadSlide(BackgroundInfo& info, const char *filename);
void loadScenery(BackgroundInfo& info, const char* name, const char* mask, const char* path);
Table* loadTable(const char* name);
Common::SeekableReadStream* loadMusic(const char* name);
Common::SeekableReadStream* loadSound(const char* name);
MaskBuffer *loadMask(const char *name, uint32 w, uint32 h);
PathBuffer *loadPath(const char *name, uint32 w, uint32 h);
};
class DosDemoDisk_br : public DosDisk_br {
public:
DosDemoDisk_br(Parallaction *vm);
virtual void init();
Common::String selectArchive(const Common::String& name);
};
class AmigaDisk_br : public DosDisk_br {
protected:
Sprites* createSprites(Common::ReadStream *stream);
Font *createFont(const char *name, Common::SeekableReadStream &stream);
void loadBackground(BackgroundInfo& info, const char *filename);
void adjustForPalette(Graphics::Surface &surf, int transparentColor = -1);
public:
AmigaDisk_br(Parallaction *vm);
virtual void init();
Common::String selectArchive(const Common::String& name);
GfxObj* loadTalk(const char *name);
Font* loadFont(const char* name);
GfxObj* loadStatic(const char* name);
Frames* loadFrames(const char* name);
void loadSlide(BackgroundInfo& info, const char *filename);
void loadScenery(BackgroundInfo& info, const char* name, const char* mask, const char* path);
GfxObj* loadObjects(const char *name, uint8 part = 0);
Common::SeekableReadStream* loadMusic(const char* name);
Common::SeekableReadStream* loadSound(const char* name);
MaskBuffer *loadMask(const char *name, uint32 w, uint32 h);
};
} // namespace Parallaction
#endif