mapInformationOverlayInstance.h

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/*****************************************************************************
 * Copyright (c) 2019 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/

#pragma once

#include <vrfGuiCore/vrfGuiCore.h>
#include <vrvUtil/DtVirtualBaseClass.h>
#include <vrvUtil/DtSignalConnectionManager.h>

#include <vrvGraphics/DtFont.h>
#include <vrvGraphics/DtFontManager.h>

namespace makVrv
{

   class DtDe;
   class DtChannel;
   class DtChannelConfiguration;
   class DtChannelManager;
   class DtOsgChannel;
   class DtOverlayRenderer;
   class DtWindowConfiguration;
}

namespace makVrf
{
   class DtGuiEventProcessor;

   class DT_DLL_VRFGUICORE DtMapInformationOverlayInstance
   {
   public:

      DtMapInformationOverlayInstance(makVrv::DtDe& de);

      virtual ~DtMapInformationOverlayInstance();

      virtual void setModelDefinition( const std::string& modelDefinition );

      virtual void setVisible(bool isVisible);

      bool visible() const
      {
         return myVisible;
      }

      virtual void setChannel(makVrv::DtChannel*);

      virtual void setOrigin(int left, int bottom);

      virtual void setGeometry(int left, int bottom, int width, int height);

      boost::signals2::signal<void ()> signal_needsUpdate;

      virtual void updateDisplay();

      virtual void setGroup(float);

   protected:

      virtual void setupFont();
      virtual DtGuiEventProcessor& guiEventProcessor() const;

      virtual void slot_windowPixelRatioChanged(float pixelRatio);

      virtual void reloadTextFonts() {}

   public:

      virtual void destroyVisuals() = 0;

      virtual void createVisuals() = 0;

      virtual void channelUpdated() = 0;

      virtual void getSize(int& width, int& height) = 0;

   private:

      DtMapInformationOverlayInstance( const DtMapInformationOverlayInstance& orig );

      DtMapInformationOverlayInstance& operator=( const DtMapInformationOverlayInstance& rhs );

   protected:
      makVrv::DtDe& myDe;
      makVrv::DtSignalConnectionManager myConnections;
      makVrv::DtSignalConnectionManager myPixelRatioConnection;

      makVrv::DtOsgChannel* myChannel;
      makVrv::DtOverlayRenderer* myOverlayRenderer;

      std::string myModelDefinitionName;
      bool myVisible;
      float myGroup;

      std::string myLabelFont;
      int myLabelPointSize;
      int myLabelTextHeight;
      bool myParamsChanged;
      int myBottomOffset;

      makVrv::DtFontSP myFont;

      int myLeft, myBottom, myRight, myTop;
      mutable DtGuiEventProcessor* myGuiEventProcessor;
   };

   class DT_DLL_VRFGUICORE DtMapInformationOverlayInstanceCreator : public makVrv::DtVirtualBaseClass
   {
   public:
      DtMapInformationOverlayInstanceCreator(makVrv::DtDe& de);
      virtual ~DtMapInformationOverlayInstanceCreator();

      virtual DtMapInformationOverlayInstance* create() = 0;

   protected:
      makVrv::DtDe& myDe;
   };
}