include/vrvGraphics/DtFontManager.h

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/******************************************************************************
** Copyright (c) 2010 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvGraphics/vrvGraphics.h>
#include <boost/shared_ptr.hpp>
#include <boost/unordered_map.hpp>
#include <boost/smart_ptr.hpp>
#include <vector>

namespace makVrv
{
   class DtFont;

   typedef boost::shared_ptr<DtFont> DtFontSP;
   typedef boost::weak_ptr<DtFont> DtFontWP;

   class DT_DLL_VRVGRAPHICS DtFontManager
   {
   public:
      DtFontManager(const std::string& fontPath);
      ~DtFontManager();

      DtFontSP getFont(const std::string& filename, float size);

      //Deletes all fonts in memory.
      void clear();

      void addTextureListForDeletion(const std::vector<unsigned int>& textures );        

      void releaseResouces();

      void flushTextureList();

   protected:
      typedef std::pair<std::string,float> FontId;
      typedef boost::unordered_map< FontId, DtFontWP > FontMap;
      std::vector<unsigned int> myTextures;
      FontMap myMap;
      std::string myFontPath;
   };
}