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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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef QUEEN_RESOURCE_H
#define QUEEN_RESOURCE_H
#include "common/file.h"
#include "common/str-array.h"
#include "common/language.h"
#include "common/platform.h"
#include "queen/defs.h"
#include "queen/version.h"
namespace Queen {
struct ResourceEntry {
char filename[13];
uint8 bundle;
uint32 offset;
uint32 size;
};
class Resource {
public:
Resource();
~Resource();
//! loads a binary file
uint8 *loadFile(const char *filename, uint32 skipBytes = 0, uint32 *size = NULL);
//! loads a text file
void loadTextFile(const char *filename, Common::StringArray &stringList);
//! returns true if the file is present in the resource
bool fileExists(const char *filename) const { return resourceEntry(filename) != NULL; }
//! returns a reference to a sound file
Common::File *findSound(const char *filename, uint32 *size);
bool isDemo() const { return (_version.features & GF_DEMO) != 0; }
bool isInterview() const { return (_version.features & GF_INTERVIEW) != 0; }
bool isFloppy() const { return (_version.features & GF_FLOPPY) != 0; }
bool isCD() const { return (_version.features & GF_TALKIE) != 0; }
//! returns compression type for audio files
uint8 getCompression() const { return _version.compression; }
//! returns JAS version string (contains language, platform and version information)
const char *getJASVersion() const { return _version.str; }
//! returns the language of the game
Common::Language getLanguage() const { return _version.language; }
Common::Platform getPlatform() const { return _version.platform; }
enum {
JAS_VERSION_OFFSET_DEMO = 0x119A8,
JAS_VERSION_OFFSET_INTV = 0xCF8,
JAS_VERSION_OFFSET_PC = 0x12484
};
protected:
Common::File _resourceFile;
int _currentResourceFileNum;
DetectedGameVersion _version;
//! number of entries in resource table
uint32 _resourceEntries;
ResourceEntry *_resourceTable;
//! verify the version of the selected game
void checkJASVersion();
//! returns a reference to the ReseourceEntry for the specified filename
ResourceEntry *resourceEntry(const char *filename) const;
//! seeks resource file to specific bundle and file offset
void seekResourceFile(int num, uint32 offset);
//! extract the resource table for the specified game version
void readTableFile(uint8 version, uint32 offset);
//! read the resource table from the specified file
void readTableEntries(Common::File *file);
//! resource table filename (queen.tbl)
static const char *const _tableFilename;
//! resource table for english floppy version
static ResourceEntry _resourceTablePEM10[];
};
} // End of namespace Queen
#endif
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