ossimImageHandlerFactory.h

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//*******************************************************************
//
// License: MIT
// 
// Author:  David Burken
//
// Description:
//
// Contains class declaration for ossimImageHandlerFactoryMaker.
//*******************************************************************
// $Id$

#ifndef ossimImageHandlerFactory_HEADER
#define ossimImageHandlerFactory_HEADER 1

#include <ossim/imaging/ossimImageHandlerFactoryBase.h>
#include <ossim/base/ossimString.h>

class ossimImageHandler;
class ossimFilename;
class ossimKeywordlist;

//*******************************************************************
// CLASS:  ossimImageHandlerFactory
//*******************************************************************
class OSSIMDLLEXPORT ossimImageHandlerFactory : public ossimImageHandlerFactoryBase
{
public:
   virtual ~ossimImageHandlerFactory();
   static ossimImageHandlerFactory* instance();

   virtual ossimImageHandler* open(const ossimFilename& fileName,
                                   bool openOverview=true)const;
   virtual ossimImageHandler* open(const ossimKeywordlist& kwl,
                                   const char* prefix=0)const;
   
   virtual ossimRefPtr<ossimImageHandler> open(std::shared_ptr<ossim::ImageHandlerState> state)const;
   virtual ossimRefPtr<ossimImageHandler> open(
      std::shared_ptr<ossim::istream>& str,
      const std::string& connectionString,
      bool openOverview ) const;

   virtual ossimRefPtr<ossimImageHandler> openOverview(
      const ossimFilename& file ) const;
   
   virtual ossimObject* createObject(const ossimString& typeName)const;
   
   virtual ossimObject* createObject(const ossimKeywordlist& kwl,
                                     const char* prefix=0)const;
   
   virtual void getTypeNameList(std::vector<ossimString>& typeList)const;
   virtual void getSupportedExtensions(ossimImageHandlerFactoryBase::UniqueStringList& extensionList)const;
   virtual void getImageHandlersBySuffix(ossimImageHandlerFactoryBase::ImageHandlerList& result, const ossimString& ext)const;
   virtual void getImageHandlersByMimeType(ossimImageHandlerFactoryBase::ImageHandlerList& result, const ossimString& mimeType)const;
   
protected:

   ossimRefPtr<ossimImageHandler> openSrcRecord(std::shared_ptr<ossim::istream>& str,
                                                const std::string& connectionString,
                                                bool openOverview ) const;

//   virtual ossimImageHandler* openFromExtension(
//      const ossimFilename& fileName) const;
  
   ossimImageHandlerFactory(){}
   ossimImageHandlerFactory(const ossimImageHandlerFactory&){}
   void operator = (const ossimImageHandlerFactory&){}

   static ossimImageHandlerFactory* theInstance;

TYPE_DATA
};

#endif