DtOsgWindowLineGroupInstance.h

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/******************************************************************************
** Copyright (c) 2020 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvOsg/vrvOsg.h>
#include <vrvOsg/DtOsgWindowLineGroup.h>
#include <vrvOsg/DtOsgWindowLineInstance.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <osg/Vec2>
#include <osg/Matrix>

namespace makVrv
{
   class DtDe;
   class DtFilledPolygon;
   class DtSegmentedLine;

   class DT_DLL_VRVOSG DtOsgWindowLineGroupInstance : public DtOsgWindowLineInstance
   {
   public:
      DtOsgWindowLineGroupInstance( DtDe& de );

      virtual ~DtOsgWindowLineGroupInstance();

      struct Line
      {
         unsigned int stipplePattern;
         float lineWidth;
         osg::Vec2 vertex0;
         osg::Vec2 vertex1;
      };

      virtual void setLineCount( unsigned int count );

      virtual void addLine( float lineWidth, unsigned int stipplePattern, 
         float xVertex0, float yVertex0, float xVertex1, float yVertex1 );

      virtual void updateLine( unsigned int index, float lineWidth, unsigned int stipplePattern, 
         float xVertex0, float yVertex0, float xVertex1, float yVertex1 );

      virtual void setVisible( bool isVisible );

      virtual void setChannelOverlay( const std::string& displayName,
         const std::string& windowName, const std::string& channelName ) override;
   protected:
      virtual void updateGeometry();

      virtual void deleteAllLines();

      virtual DtSegmentedLine* createAdditionalLine();

   protected:

      struct LineStruct
      {
         Line lineInfo;
         DtSegmentedLine* segmentedLine;
      };
      std::vector< LineStruct > myLines;

      unsigned int myLineCount;
   };

   class DT_DLL_VRVOSG DtOsgWindowLineGroupInstanceCreator : public DtVirtualBaseClass
   {
   public:
      DtOsgWindowLineGroupInstanceCreator( DtDe& de );

      virtual ~DtOsgWindowLineGroupInstanceCreator();

      static DtOsgWindowLineGroupInstanceCreator& instance( DtDe& de );

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

      virtual DtOsgWindowLineGroupInstance* create();

   protected:
      DtDe& myDe;
   };
}