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/* ScummVM - Scumm Interpreter
* Copyright (C) 2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef PARALLACTION_DISK_H
#define PARALLACTION_DISK_H
#include "parallaction/defs.h"
#include "common/file.h"
namespace Parallaction {
//------------------------------------------------------
// ARCHIVE MANAGEMENT
//------------------------------------------------------
#define MAX_ARCHIVE_ENTRIES 384
#define DIRECTORY_OFFSET_IN_FILE 0x4000
class Parallaction;
class Gfx;
class Script;
class Archive : public Common::SeekableReadStream {
protected:
bool _file;
uint32 _fileOffset;
uint32 _fileCursor;
uint32 _fileEndOffset;
char _archiveDir[MAX_ARCHIVE_ENTRIES][32];
uint32 _archiveLenghts[MAX_ARCHIVE_ENTRIES];
uint32 _archiveOffsets[MAX_ARCHIVE_ENTRIES];
Common::File _archive;
protected:
void resetArchivedFile();
public:
Archive();
void open(const char *file);
void close();
bool openArchivedFile(const char *name);
void closeArchivedFile();
uint32 size() const;
uint32 pos() const;
bool eos() const;
void seek(int32 offs, int whence = SEEK_SET);
uint32 read(void *dataPtr, uint32 dataSize);
};
class Disk {
private:
uint16 decompressChunk(byte *src, byte *dst, uint16 size);
void unpackBackgroundScanline(byte *src, byte *screen, byte *mask, byte *path);
void loadExternalCnv(const char *filename, Cnv *cnv);
void loadCnv(const char *filename, Cnv *cnv);
void loadExternalStaticCnv(const char *filename, StaticCnv *cnv);
void loadBackground(const char *filename);
void loadMaskAndPath(const char *name);
void parseDepths(Common::SeekableReadStream &stream);
void parseBackground(Common::SeekableReadStream &stream);
protected:
Archive _archive;
char _languageDir[3];
Parallaction *_vm;
Gfx *_gfx;
public:
Disk(Parallaction *vm);
virtual ~Disk();
void selectArchive(const char *name);
void setLanguage(uint16 language);
Script* loadLocation(const char *name);
Script* loadScript(const char* name);
Cnv* loadTalk(const char *name);
Cnv* loadObjects(const char *name);
StaticCnv* loadPointer();
StaticCnv* loadHead(const char* name);
Cnv* loadFont(const char* name);
void loadStatic(const char* name, StaticCnv* cnv);
void loadFrames(const char* name, Cnv* cnv);
void loadSlide(const char *filename);
void loadScenery(const char* background, const char* mask);
};
} // namespace Parallaction
#endif
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