MetaDataMap.h

//-*****************************************************************************
//
// Copyright (c) 2013,
//  Sony Pictures Imageworks, Inc. and
//  Industrial Light & Magic, a division of Lucasfilm Entertainment Company Ltd.
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// *       Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// *       Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// *       Neither the name of Sony Pictures Imageworks, nor
// Industrial Light & Magic nor the names of their contributors may be used
// to endorse or promote products derived from this software without specific
// prior written permission.
//
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//-*****************************************************************************
 
#ifndef Alembic_AbcCoreOgawa_MetaDataMap_h
#define Alembic_AbcCoreOgawa_MetaDataMap_h
 
#include <Alembic/AbcCoreOgawa/Foundation.h>
 
namespace Alembic {
namespace AbcCoreOgawa {
namespace ALEMBIC_VERSION_NS {
 
//-*****************************************************************************
// convenience class which is meant to map serialized meta data to an index
// It will only hold 254 strings, and won't hold any that are over 256 bytes
class MetaDataMap
{
public:
    MetaDataMap() {};
    ~MetaDataMap() {};
 
    // will return 0xff if iStr is too long, or we've run out of indices
    // 0 will be returned if iStr is empty
    Util::uint32_t getIndex( const std::string & iStr );
    void write( Ogawa::OGroupPtr iParent );
private:
    std::map< std::string, Util::uint32_t > m_map;
};
 
typedef Alembic::Util::shared_ptr<MetaDataMap> MetaDataMapPtr;
 
} // End namespace ALEMBIC_VERSION_NS
 
using namespace ALEMBIC_VERSION_NS;
 
} // End namespace AbcCoreOgawa
} // End namespace Alembic
 
#endif