include/vrvOsg/DtOsgWindowEllipseInstance.h

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/****************************************************************************** 
** Copyright (c) 2009 MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 
/****************************************************************************** 
** $RCSfile: DtOsgWindowEllipseInstance.h,v $ $Revision: 1.17 $ $State: Exp $ 
******************************************************************************/ 
 
 
#ifndef DtOsgWindowEllipseInstance_H_ 
#define DtOsgWindowEllipseInstance_H_ 
 
#include <vrvOsg/vrvOsg.h>
#include <vrvCore/DtWindowEllipseInstance.h>
#include <osg/Vec2>

namespace makVrv 
{
   class DtDe;
   class DtPolygon;

   class DT_DLL_VRVOSG DtOsgWindowEllipseInstance : public DtWindowEllipseInstance
   {
   public:
      DtOsgWindowEllipseInstance(DtDe& de);

      virtual ~DtOsgWindowEllipseInstance();

      virtual void setVisible(bool isVisible);

      virtual void setFillPattern(unsigned int fillPattern);

      virtual void setFill(bool fill);

      virtual void setScale(double scale);

      virtual void setRotation(double rotation);

      virtual void setNumVertices(unsigned int numVertices);

      virtual void setDimensions(double xLength, double yLength);

      virtual void setCenter(double x, double y);

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

      virtual bool visible();

   protected:
      static osg::Vec2 rotate(const osg::Vec2& v, double rad);

      static osg::Vec2 translate( const osg::Vec2& v, const osg::Vec2& translation );

      static osg::Vec2 scale( const osg::Vec2& v, double s );
      
      virtual void updateVertices();

      virtual void createPolygon();

      DtDe& myDe;
      DtPolygon* myPolygon;

      double myRotation;
      double myScale;
      unsigned int myFillPattern;
      float myColorR, myColorG, myColorB, myColorA;
      bool myFill;
      osg::Vec2 myDimensions;
      osg::Vec2 myCenter;
      int myNumVertices;
   }; 
} 
 
#endif