DtOsgEarthDynamicTerrainInstaller.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/DtVirtualBaseClassCreator.h>

#include <osg/NodeCallback>

namespace makVrv
{
   class DtOsgEffectTextureVisitor;
   class DtTerrainPageSignaler;

   class DtOsgEarthDynamicTerrainInstaller;

   typedef DtVirtualBaseClassCreator<DtOsgEarthDynamicTerrainInstaller> DtOsgEarthDynamicTerrainInstallerCreator;

   template <>
   inline const char* creatorTypeName<DtOsgEarthDynamicTerrainInstaller>(void) { return "DtOsgEarthDynamicTerrainInstallerCreator"; }

   class DT_DLL_VRVOSG DtOsgEarthDynamicTerrainInstaller : public DtOsgEarthFeatureDataBroker::Callback
   {
   protected:

      DtOsgEarthDynamicTerrainInstaller(DtDe& de);

      friend DtOsgEarthDynamicTerrainInstallerCreator;

      virtual ~DtOsgEarthDynamicTerrainInstaller();

   private:
      DtOsgEarthDynamicTerrainInstaller() = delete;

      DtOsgEarthDynamicTerrainInstaller(DtOsgEarthDynamicTerrainInstaller& orig) = delete;

      DtOsgEarthDynamicTerrainInstaller& operator=(const DtOsgEarthDynamicTerrainInstaller&) = 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 void onDataUnloaded(const osgEarth::Layer* layer, const osg::Node* oldData) override;

      virtual float callbackOrder() override;

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

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

   protected:
      static const std::string theClassName;

   protected:
      DtDe& myDe;
      DtTerrainPageSignaler& myTerrainPageSignaler;

   };

}