include/vrvGraphics/DtLineSegment.h

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/******************************************************************************
** Copyright (c) 2010 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/

#pragma once
#include <vrvGraphics/vrvGraphics.h>

namespace makVrv
{
   class DtLineSegmentProxy;
   class DtLineRenderer;
   class DtOverlayRenderer;   

   class DT_DLL_VRVGRAPHICS DtLineSegment
   {
   public:

      const static unsigned short NoStipple = 0xFFFF;
      const static unsigned short NoLine = 0x0;

      DtLineSegment(DtOverlayRenderer& renderer);

      DtLineSegment(DtLineRenderer& renderer);

      ~DtLineSegment();

      void setGroup(float group);

      int group() const;

      void set2DPositions(float x1, float y1,float x2, float y2);

      void set2DPosition(unsigned int index0or1, float x, float y);

      //Set the position of the vertex.
      void get2DPosition(unsigned int index0or1, float& x, float& y ) const;

      void setFirstPosition(float x, float y);

      void setSecondPosition(float x, float y);

      void setColors(float r1, float g1, float b1, float a1,
         float r2, float g2, float b2, float a2);

      void set3DPosition(int index0or1,float dx, float dy, float z, float w);

      //Get the 3D position of the line.
      void get3DPosition(int index0or1,float& dx, float& dy, float& z, float& w) const;

      virtual void set3DDirection(unsigned int index0or1, float x, float y, float z);

      virtual void get3DDirection(unsigned int index0or1, float& x, float& y, float& z) const;

      virtual void setDirection2DLength(unsigned int index0or1, float length);

      virtual float direction2DLength(unsigned int index0or1) const;

      //Set the vertex color.
      void setColor(unsigned int index0or1,float r, float g, float b, float a);

      //Get the vertex color.
      void getColor(unsigned int index0or1,float& r, float& g, float& b, float& a) const;

      //Set the first vertex color.
      void setColor1(float r1, float g1, float b1, float a1);

      //Set the second vertex color.
      void setColor2(float r2, float g2, float b2, float a2);

      //Set the line color.
      inline void setColor(float r, float g, float b, float a)
      {
         setColors(r,g,b,a,r,g,b,a);
      }

      void setWidth(float w);

      float width() const;

      void setStippleParameters(unsigned int scale,unsigned short pattern);

      void getStippleParameters(unsigned int& scale, unsigned short& pattern) const;

   private:

      DtLineSegment(const DtLineSegment&);
      DtLineSegment& operator=(const DtLineSegment&);

   private:
      DtLineSegmentProxy* myProxy;

   protected:
      DtLineSegment() : myProxy(0) {}
   };

}