DtOsgWindowPolygonInstance.h

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/****************************************************************************** 
** Copyright (c) 2020 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 
 
 
#pragma once
 
#include <vrvOsg/vrvOsg.h>

#include <vrvCore/DtWindowPolygonInstance.h>
#include <osg/Vec2>
#include <osg/Matrix>
#include <vrvUtil/DtVirtualBaseClass.h>

namespace makVrv 
{
   class DtDe;
   class DtPolygon;
   class DtChannelManager;
   class DtChannel;

   class DT_DLL_VRVOSG DtOsgWindowPolygonInstance : public DtWindowPolygonInstance
   {
   public:
      DtOsgWindowPolygonInstance(DtDe& de);

      virtual ~DtOsgWindowPolygonInstance();

      virtual void setVisible(bool isVisible);

      virtual void setFillPattern(unsigned int fillPattern);

      virtual void setNumVertices(unsigned int numVertices);

      virtual void setVertex(int i, double x, double y);

      virtual void setColor(float r,float g,float b,float a);

      virtual void setFill(bool fill);

      virtual bool visible() const;

      virtual void setTransform( DtMatrix3<double> transform );

      virtual void update();

      virtual void setGroup( int groupId );

      virtual void setChannelOverlay( std::string displayName,
         std::string windowName, std::string channelName );

      virtual void createPolygon();
      
      virtual void setClipBox( DtVector2<double> bottomLeftLocation, DtVector2<double> topRightLocation );

   protected:
      typedef std::vector<osg::Vec2> VertexList;

      virtual void updateGeometry();

      virtual void slot_channelToBeDestroyed(DtChannelManager*, DtChannel*);

   protected:
      DtDe& myDe;
      DtPolygon* myPolygon;
      VertexList myVertices;
      osg::Matrix myTransform;
      unsigned int myFillPattern;
      unsigned int myGroup;
      float myColorR, myColorG, myColorB, myColorA;
      bool myFill;
      bool myGeometryDirty;
      bool myUseChannelOverlay;
      bool myVisible;
      osg::Vec2 myClipBoxBottomLeft;
      osg::Vec2 myClipBoxTopRight;
      std::string myDisplayName;
      std::string myWindowName;
      std::string myChannelName;
   }; 

   class DT_DLL_VRVOSG DtOsgWindowPolygonInstanceCreator : public DtWindowPolygonInstanceCreator
   {
   public:
      DtOsgWindowPolygonInstanceCreator( DtDe& de );

      virtual DtWindowPolygonInstance* create();
   };
}