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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 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 SCI_RESOURCE_INTERN_H
#define SCI_RESOURCE_INTERN_H
#include "sci/resource.h"
namespace Common {
class MacResManager;
}
namespace Sci {
enum ResSourceType {
kSourceDirectory = 0,
kSourcePatch,
kSourceVolume,
kSourceExtMap,
kSourceIntMap,
kSourceAudioVolume,
kSourceExtAudioMap,
kSourceWave,
kSourceMacResourceFork
};
class ResourceSource {
protected:
const ResSourceType _sourceType;
const Common::String _name;
public:
bool _scanned;
const Common::FSNode * const _resourceFile;
const int _volumeNumber;
ResourceSource *_associatedMap; // TODO: Move to VolumeResourceSource
uint32 _audioCompressionType; // TODO: Move to AudioVolumeResourceSource
int32 *_audioCompressionOffsetMapping; // TODO: Move to AudioVolumeResourceSource
protected:
ResourceSource(ResSourceType type, const Common::String &name, int volNum = 0, const Common::FSNode *resFile = 0);
public:
virtual ~ResourceSource();
ResSourceType getSourceType() const { return _sourceType; }
const Common::String &getLocationName() const { return _name; }
// Auxiliary method, used by loadResource implementations.
Common::SeekableReadStream *getVolumeFile(Resource *res);
/**
* TODO: Document this
*/
virtual ResourceSource *findVolume(ResourceSource *map, int volNum) {
return NULL;
};
/**
* Scan this source for TODO.
*/
virtual void scanSource() {}
/**
* Load a resource.
*/
virtual void loadResource(Resource *res);
};
class DirectoryResourceSource : public ResourceSource {
public:
DirectoryResourceSource(const Common::String &name) : ResourceSource(kSourceDirectory, name) {}
virtual void scanSource();
};
class PatchResourceSource : public ResourceSource {
public:
PatchResourceSource(const Common::String &name) : ResourceSource(kSourcePatch, name) {}
virtual void loadResource(Resource *res);
};
class VolumeResourceSource : public ResourceSource {
public:
VolumeResourceSource(const Common::String &name, ResourceSource *map, int volNum, ResSourceType type = kSourceVolume)
: ResourceSource(type, name, volNum) {
_associatedMap = map;
}
VolumeResourceSource(const Common::String &name, ResourceSource *map, int volNum, const Common::FSNode *resFile)
: ResourceSource(kSourceVolume, name, volNum, resFile) {
_associatedMap = map;
}
virtual ResourceSource *findVolume(ResourceSource *map, int volNum) {
if (_associatedMap == map && _volumeNumber == volNum)
return this;
return NULL;
};
};
class ExtMapResourceSource : public ResourceSource {
public:
ExtMapResourceSource(const Common::String &name, int volNum, const Common::FSNode *resFile = 0)
: ResourceSource(kSourceExtMap, name, volNum, resFile) {
}
virtual void scanSource();
};
class IntMapResourceSource : public ResourceSource {
public:
IntMapResourceSource(const Common::String &name, int volNum)
: ResourceSource(kSourceIntMap, name, volNum) {
}
virtual void scanSource();
};
class AudioVolumeResourceSource : public VolumeResourceSource {
public:
AudioVolumeResourceSource(const Common::String &name, ResourceSource *map, int volNum);
virtual void loadResource(Resource *res);
};
class ExtAudioMapResourceSource : public ResourceSource {
public:
ExtAudioMapResourceSource(const Common::String &name, int volNum)
: ResourceSource(kSourceExtAudioMap, name, volNum) {
}
virtual void scanSource();
};
class WaveResourceSource : public ResourceSource {
public:
WaveResourceSource(const Common::String &name) : ResourceSource(kSourceWave, name) {}
virtual void loadResource(Resource *res);
};
class MacResourceForkResourceSource : public ResourceSource {
protected:
Common::MacResManager *_macResMan;
public:
MacResourceForkResourceSource(const Common::String &name, int volNum);
~MacResourceForkResourceSource();
/**
* Reads the SCI1.1+ resource file from a Mac resource fork.
*/
virtual void scanSource();
virtual void loadResource(Resource *res);
};
} // End of namespace Sci
#endif // SCI_RESOURCE_INTERN_H
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