mirror of
https://github.com/libretro/scummvm.git
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168 lines
4.3 KiB
C++
168 lines
4.3 KiB
C++
/* ScummVM - Scumm Interpreter
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* Copyright (C) 2006 The ScummVM project
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef PARALLACTION_DISK_H
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#define PARALLACTION_DISK_H
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#include "parallaction/defs.h"
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#include "common/file.h"
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namespace Parallaction {
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//------------------------------------------------------
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// ARCHIVE MANAGEMENT
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//------------------------------------------------------
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#define MAX_ARCHIVE_ENTRIES 384
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class Table;
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class Parallaction;
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class Gfx;
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class Script;
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class Archive : public Common::SeekableReadStream {
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protected:
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bool _file;
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uint32 _fileOffset;
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uint32 _fileCursor;
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uint32 _fileEndOffset;
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char _archiveDir[MAX_ARCHIVE_ENTRIES][32];
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uint32 _archiveLenghts[MAX_ARCHIVE_ENTRIES];
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uint32 _archiveOffsets[MAX_ARCHIVE_ENTRIES];
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Common::File _archive;
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uint32 _numFiles;
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protected:
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void resetArchivedFile();
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public:
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Archive();
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void open(const char *file);
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void close();
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bool openArchivedFile(const char *name);
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void closeArchivedFile();
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uint32 size() const;
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uint32 pos() const;
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bool eos() const;
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void seek(int32 offs, int whence = SEEK_SET);
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uint32 read(void *dataPtr, uint32 dataSize);
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};
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class Disk {
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protected:
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Archive _archive;
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char _languageDir[3];
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Parallaction *_vm;
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public:
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Disk(Parallaction *vm);
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virtual ~Disk();
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void selectArchive(const char *name);
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void setLanguage(uint16 language);
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virtual Script* loadLocation(const char *name) = 0;
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virtual Script* loadScript(const char* name) = 0;
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virtual Cnv* loadTalk(const char *name) = 0;
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virtual Cnv* loadObjects(const char *name) = 0;
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virtual StaticCnv* loadPointer() = 0;
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virtual StaticCnv* loadHead(const char* name) = 0;
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virtual Cnv* loadFont(const char* name) = 0;
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virtual StaticCnv* loadStatic(const char* name) = 0;
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virtual Cnv* loadFrames(const char* name) = 0;
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virtual void loadSlide(const char *filename) = 0;
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virtual void loadScenery(const char* background, const char* mask) = 0;
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virtual Table* loadTable(const char* name) = 0;
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};
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class DosDisk : public Disk {
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private:
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uint16 decompressChunk(byte *src, byte *dst, uint16 size);
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void unpackBackgroundScanline(byte *src, byte *screen, byte *mask, byte *path);
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Cnv* loadExternalCnv(const char *filename);
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Cnv* loadCnv(const char *filename);
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void loadExternalStaticCnv(const char *filename, StaticCnv *cnv);
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void loadBackground(const char *filename);
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void loadMaskAndPath(const char *name);
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void parseDepths(Common::SeekableReadStream &stream);
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void parseBackground(Common::SeekableReadStream &stream);
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protected:
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Gfx *_gfx;
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public:
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DosDisk(Parallaction *vm);
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virtual ~DosDisk();
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Script* loadLocation(const char *name);
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Script* loadScript(const char* name);
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Cnv* loadTalk(const char *name);
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Cnv* loadObjects(const char *name);
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StaticCnv* loadPointer();
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StaticCnv* loadHead(const char* name);
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Cnv* loadFont(const char* name);
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StaticCnv* loadStatic(const char* name);
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Cnv* loadFrames(const char* name);
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void loadSlide(const char *filename);
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void loadScenery(const char* background, const char* mask);
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Table* loadTable(const char* name);
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};
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class AmigaDisk : public Disk {
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public:
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AmigaDisk(Parallaction *vm);
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virtual ~AmigaDisk();
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Script* loadLocation(const char *name);
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Script* loadScript(const char* name);
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Cnv* loadTalk(const char *name);
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Cnv* loadObjects(const char *name);
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StaticCnv* loadPointer();
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StaticCnv* loadHead(const char* name);
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Cnv* loadFont(const char* name);
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StaticCnv* loadStatic(const char* name);
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Cnv* loadFrames(const char* name);
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void loadSlide(const char *filename);
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void loadScenery(const char* background, const char* mask);
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Table* loadTable(const char* name);
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};
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} // namespace Parallaction
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#endif
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