DtIndirectDefaultTexturesContainer.h

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/******************************************************************************
** Copyright (c) 2021 VT-MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once
#include <vrvOsg/vrvOsg.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <osg/ref_ptr>

namespace osg
{
   class Texture;
}

namespace makVrv
{
   class DtDe;

   class DT_DLL_VRVOSG DtIndirectDefaultTexturesContainer : public DtVirtualBaseClass
   {
   public:
      static DtIndirectDefaultTexturesContainer& instance(DtDe& de);

      virtual ~DtIndirectDefaultTexturesContainer();

      DtIndirectDefaultTexturesContainer() = delete;
      DtIndirectDefaultTexturesContainer& operator=(const DtIndirectDefaultTexturesContainer& rhs) = delete;
      DtIndirectDefaultTexturesContainer(const DtIndirectDefaultTexturesContainer& rhs) = delete;

   public:
      virtual void loadDefaultTextures(void);

      virtual osg::ref_ptr<osg::Texture> defaultTexture(void);

      virtual osg::ref_ptr<osg::Texture> outOfMemoryTexture(void);

      virtual osg::ref_ptr<osg::Texture> lightsDebugDigitsTexture(void);
   protected:
      DtIndirectDefaultTexturesContainer(DtDe& de);

      static void registerInstance(DtIndirectDefaultTexturesContainer* manager, DtDe& de);

      static DtIndirectDefaultTexturesContainer* findInstance(DtDe& de);
   protected:
      virtual void loadTheDefaultTexture(const std::string& filename);

      virtual void loadTheOutOfMemoryTexture(const std::string& filename);

      virtual void loadLightsDigitsDebugTexture(const std::string& filename);
   protected:

      DtDe& myDe;

      osg::ref_ptr<osg::Texture> myDefaultTexture;

      osg::ref_ptr<osg::Texture> myOutOfMemoryTexture;

      osg::ref_ptr<osg::Texture> myLightsDigitsDebugTexture;

      static const std::string theClassName;
   };
}