DtOsgEarthLightPointInstaller.h

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


#pragma once

#include <vrvOsg/vrvOsg.h>
#include <vrvOsg/DtOsgEarthFeatureDataBroker.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <osg/NodeCallback>

namespace makVrv
{
   class DtOsgLightPointManager;
   class DT_DLL_VRVOSG DtOsgEarthLightPointInstaller : public DtOsgEarthFeatureDataBroker::Callback
   {
   protected:
      DtOsgEarthLightPointInstaller(DtDe& de);

      friend class DtOsgEarthLightPointInstallerCreator;
    
      virtual ~DtOsgEarthLightPointInstaller();

   private:
      DtOsgEarthLightPointInstaller(const DtOsgEarthLightPointInstaller &other) = delete;

      DtOsgEarthLightPointInstaller &operator=(const DtOsgEarthLightPointInstaller &other) = delete;

   public: // DtOsgEarthFeatureDataBroker::Callback interface

      virtual void onLayerLoaded(const osgEarth::MapNode* mapNode, osgEarth::Layer* layer) override;

      virtual void onDataPreMerge(const osgEarth::Layer* layer, osg::Node* data) override;

      virtual void onDataLoaded(const osgEarth::Layer* layer, const osg::Node* data) override;

      virtual float callbackOrder() override;

      virtual const std::string& instanceClassName() const override;

      static bool checkForIndirectRenderingParameter(const osgEarth::Layer* layer);

   public:
      static const std::string& className(); 

   protected:
      static const std::string theClassName;

      DtOsgLightPointManager& myLightPointManager;
      typedef std::map<const osgEarth::Layer*, DtIndirectFadeParameters> LayerFadeParametersMap;
      LayerFadeParametersMap myFadeParamtersMap;

   protected:
      DtDe& myDe;
   };

   class DT_DLL_VRVOSG DtOsgEarthLightPointInstallerCreator : public DtVirtualBaseClass
   {

   public:
      DtOsgEarthLightPointInstallerCreator();

      static DtOsgEarthLightPointInstallerCreator& instance(DtDe& de);

      static void registerInstance(DtDe& de,
         DtOsgEarthLightPointInstallerCreator* instance);

      virtual DtOsgEarthLightPointInstaller* create(DtDe& de);

   private:
      DtOsgEarthLightPointInstallerCreator(const DtOsgEarthLightPointInstallerCreator&) = delete;

      DtOsgEarthLightPointInstallerCreator& operator=(const DtOsgEarthLightPointInstallerCreator&) = delete;
   };
}