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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 NANCY_CIF_H
#define NANCY_CIF_H
#include "common/archive.h"
#include "common/rect.h"
#include "common/hashmap.h"
namespace Common {
class SeekableReadStream;
class Serializer;
}
namespace Nancy {
struct CifInfo {
enum ResType : byte {
kResTypeAny,
// Type 1 seems to be obsolete
kResTypeImage = 2,
kResTypeScript = 3,
kResTypeEmpty = 4
};
enum ResCompression {
kResCompressionNone = 1,
kResCompression = 2
};
Common::Path name;
ResType type = kResTypeEmpty; // ResType
ResCompression comp = kResCompressionNone; // ResCompression
uint16 width = 0, pitch = 0, height = 0;
byte depth = 0; // Bit depth
uint32 compressedSize = 0, size = 0;
Common::Rect src, dest; // Used when drawing conversation cels
uint32 dataOffset;
};
// Wrapper for a single file. Exclusively used for scene IFFs, though it can contain anything.
class CifFile {
private:
friend class ResourceManager;
CifFile() : _stream(nullptr) {}
public:
CifFile(Common::SeekableReadStream *stream, const Common::Path &name);
~CifFile();
Common::SeekableReadStream *createReadStream() const;
private:
bool sync(Common::Serializer &ser);
Common::SeekableReadStream *createReadStreamRaw() const;
Common::SeekableReadStream *_stream;
CifInfo _info;
};
// Container type comprising of multiple CIF files. Contrary to its name it contains no tree structure.
class CifTree : public Common::Archive {
protected:
friend class ResourceManager;
CifTree() : _stream(nullptr) {}
CifTree(Common::SeekableReadStream *stream, const Common::Path &name);
virtual ~CifTree();
public:
// Used for extracting additional image data for conversation cels (nancy2 and up)
const CifInfo &getCifInfo(const Common::Path &name) const;
// Archive interface
bool hasFile(const Common::Path &path) const override;
int listMembers(Common::ArchiveMemberList &list) const override;
const Common::ArchiveMemberPtr getMember(const Common::Path &path) const override;
Common::SeekableReadStream *createReadStreamForMember(const Common::Path &path) const override;
Common::Path getName() const { return _name; }
static CifTree *makeCifTreeArchive(const Common::String &name, const Common::String &ext);
private:
bool sync(Common::Serializer &ser);
Common::SeekableReadStream *createReadStreamRaw(const Common::Path &path) const;
Common::Path _name;
Common::SeekableReadStream *_stream;
Common::HashMap<Common::Path, CifInfo, Common::Path::IgnoreCase_Hash, Common::Path::IgnoreCase_EqualTo> _fileMap;
Common::Array<CifInfo> _writeFileMap;
};
// Ciftree that only provides a file if a certain ConfMan flag is true. Used for handling game patches
class PatchTree : public CifTree {
public:
PatchTree(Common::SeekableReadStream *stream, const Common::Path &name) : CifTree(stream, name) {}
virtual ~PatchTree() {}
bool hasFile(const Common::Path &path) const override;
Common::Array<Common::Pair<Common::Array<Common::Pair<Common::String, Common::String>>, Common::Array<Common::Path>>> _associations;
};
} // End of namespace Nancy
#endif // NANCY_CIF_H
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