DtSegmentedLine.h

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/*****************************************************************************
 * Copyright (c) 2014 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/


#pragma once

#include <vrvGraphics/vrvGraphics.h>

namespace makVrv
{

   class DtOverlayRenderer;
   class DtWidgetPicker;
   class DtLineSegmentInterface;
   class DtPickableLine;

   class DT_DLL_VRVGRAPHICS DtSegmentedLine
   {
   public:

      DtSegmentedLine(DtOverlayRenderer& renderer,DtWidgetPicker& picker);


      virtual ~DtSegmentedLine();

      virtual void setEventsEnabled(bool enabled, unsigned long long userData = 0);

      virtual bool eventsEnabled() const;

      virtual void setVertexCount(unsigned int vertexCount);

      virtual unsigned int vertexCount() const;

      virtual unsigned int segmentCount() const;

      virtual void set2DPosition(unsigned int vertexIndex, float x1, float y1);

      virtual void get2DPosition(unsigned int vertexIndex, float& x, float& y) const;

      virtual void set3DPosition(unsigned int vertexIndex, float x, float y, float z, float w);

      virtual void get3DPosition(unsigned int vertexIndex, float& x, float& y, float& z, float& w) const;

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

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

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

      virtual float direction2DLength(unsigned int vertexIndex) const;

      virtual void setSegmentColor(unsigned int segment, float r, float g, float b, float a);

      virtual void setPointColor(unsigned int point, float r, float g, float b, float a);

      virtual void setStipplePattern( unsigned int segment, unsigned int pattern );
      virtual void setStipplePattern( unsigned int segment, unsigned int scale, unsigned int pattern );

      virtual void setWidth(unsigned int segment, float w);

      virtual void setEventWidth(float);

      virtual DtLineSegmentInterface* createAndInitNewSegment();

      virtual void setGroup( int );

   protected:
      virtual void removeLineSegmentsUntilEndFrom(int segmentCount);

      virtual void setLineSegment(int, DtLineSegmentInterface*);

      virtual void slot_pickerDestroyed();

   protected:

      typedef std::vector<DtLineSegmentInterface*> LineSegmentList;
      typedef std::vector<DtPickableLine*> PickableSegmentList;

      DtOverlayRenderer& myRenderer;
      DtWidgetPicker& myPicker;
      LineSegmentList myLineSegments;
      PickableSegmentList myPickableSegments;
      bool myEventsEnabled;
      unsigned int myVertexCount;
      unsigned long long myUserData;
      float myEventWidth;

      bool myPickerDestroyed;
      bool myPickerConnected;
      int myGroup;
   };
}