VGearsLGPArchive.h

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/*
 * Copyright (C) 2022 The V-Gears Team
 *
 * This file is part of V-Gears
 *
 * V-Gears is free software: you can redistribute it and/or modify it under
 * terms of the GNU General Public License as published by the Free Software
 * Foundation, version 3.0 (GPLv3) of the License.
 *
 * V-Gears 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.
 */
 
#pragma once
 
#include <OgreArchive.h>
#include "common/TypeDefine.h"
 
namespace VGears{
 
    class LGPArchive : public Ogre::Archive{
 
        public:
 
            LGPArchive(const String &name, const String &arch_type);
 
            virtual ~LGPArchive();
 
            bool isCaseSensitive() const{return true;}
 
            void load();
 
            void unload();
 
            Ogre::DataStreamPtr open(
              const String& filename, bool readOnly = true
            ) const;
 
            Ogre::DataStreamPtr create(const String& filename) const;
 
            void remove(const String& filename) const;
 
            Ogre::StringVectorPtr list(bool recursive = true, bool dirs = false) const;
 
            Ogre::FileInfoListPtr listFileInfo(bool recursive = true, bool dirs = false) const;
 
            Ogre::StringVectorPtr find(
              const String& pattern, bool recursive = true, bool dirs = false
            ) const;
 
            Ogre::FileInfoListPtr findFileInfo(
              const String& pattern, bool recursive = true, bool dirs = false
            ) const;
 
            bool exists(const String& filename) const;
 
            time_t getModifiedTime(const String& filename) const;
 
            struct FileEntry{
 
                String file_name;
 
                uint32 file_offset;
 
                uint8  unknown1;
 
                uint16 unknown2;
 
                String datafile_name;
 
                uint32 data_size;
 
                uint32 data_offset;
            };
 
            typedef std::vector<FileEntry> FileList;
 
            virtual FileList& GetFiles();
 
        protected:
 
            void Load(Ogre::DataStream* lgp);
 
        private:
 
            FileList files_;
 
            Ogre::DataStreamPtr lgp_file_;
 
            Ogre::FileInfoList file_infos_;
    };
}