ossimPngWriterFactory.h

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//----------------------------------------------------------------------------
//
// License:  See top level LICENSE.txt file
//
// Author:  David Burken
//
// Description: Factory for OSSIM Portable Network Graphics (PNG) writer.
//----------------------------------------------------------------------------
// $Id: ossimPngWriterFactory.h 18003 2010-08-30 18:02:52Z gpotts $

#ifndef ossimPngWriterFactory_HEADER
#define ossimPngWriterFactory_HEADER
#include <ossim/imaging/ossimImageWriterFactoryBase.h>

class ossimImageFileWriter;
class ossimKeywordlist;
class ossimImageWriterFactory;

class ossimPngWriterFactory: public ossimImageWriterFactoryBase
{   
public:

   virtual ~ossimPngWriterFactory();

   static ossimPngWriterFactory* instance();

   virtual ossimImageFileWriter *createWriterFromExtension(
      const ossimString& fileExtension)const;

   virtual ossimImageFileWriter* createWriter(const ossimKeywordlist& kwl,
                                              const char *prefix=0)const;

   virtual ossimImageFileWriter* createWriter(const ossimString& typeName)const;

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

   virtual ossimObject* createObject(const ossimString& typeName)const;


   virtual void getExtensions(std::vector<ossimString>& extList)const;

   virtual void getTypeNameList(std::vector<ossimString>& typeList)const;
   
   virtual void getImageTypeList(std::vector<ossimString>& imageTypeList)const;
   
   virtual void getImageFileWritersBySuffix(ossimImageWriterFactoryBase::ImageFileWriterList& result,
                                            const ossimString& ext)const;
   virtual void getImageFileWritersByMimeType(ossimImageWriterFactoryBase::ImageFileWriterList& result,
                                              const ossimString& mimeType)const;
protected:
   ossimPngWriterFactory();

   ossimPngWriterFactory(const ossimPngWriterFactory&);

   void operator=(const ossimPngWriterFactory&);

   static ossimPngWriterFactory* theInstance;

TYPE_DATA
};

#endif /* end of #ifndef ossimPngWriterFactory_HEADER */