ossimImageMetaDataWriterRegistry.h

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//----------------------------------------------------------------------------
// License:  MIT
// 
// See LICENSE.txt file in the top level directory for more details.
//----------------------------------------------------------------------------
// $Id: ossimImageMetaDataWriterRegistry.h 13508 2008-08-27 15:51:38Z gpotts $

#ifndef ossimImageMetaDataWriterRegistry_HEADER
#define ossimImageMetaDataWriterRegistry_HEADER
#include <ossim/imaging/ossimImageMetaDataWriterFactoryBase.h>
#include <ossim/base/ossimRefPtr.h>

class ossimMetadataFileWriter;

class OSSIMDLLEXPORT ossimImageMetaDataWriterRegistry :
   public ossimImageMetaDataWriterFactoryBase
{
public:
   ~ossimImageMetaDataWriterRegistry();
   
   static ossimImageMetaDataWriterRegistry* instance();
   
   void registerFactory(ossimImageMetaDataWriterFactoryBase* factory);
   void unregisterFactory(ossimImageMetaDataWriterFactoryBase* factory);
   bool findFactory(ossimImageMetaDataWriterFactoryBase* factory)const;
   virtual ossimObject* createObject(const ossimString& typeName)const;

   virtual ossimObject* createObject(const ossimKeywordlist& kwl,
                                     const char* prefix=0)const;

   virtual ossimRefPtr<ossimMetadataFileWriter> createWriter(
      const ossimString& type)const;
   
   virtual void getTypeNameList(std::vector<ossimString>& typeList)const;

   virtual void getMetadatatypeList(
      std::vector<ossimString>& metadatatypeList)const;
   
protected:
   ossimImageMetaDataWriterRegistry();

   ossimImageMetaDataWriterRegistry(
      const ossimImageMetaDataWriterRegistry& rhs);
   
   const ossimImageMetaDataWriterRegistry& operator=(
      const ossimImageMetaDataWriterRegistry &rhs);

  // static ossimImageMetaDataWriterRegistry* theInstance;
   std::vector<ossimImageMetaDataWriterFactoryBase*> theFactoryList;
};


extern "C"
{
   OSSIMDLLEXPORT void* ossimImageMetaDataWriterRegistryGetInstance();
}
#endif