DtFilledPolygon.h

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/******************************************************************************
 * Copyright (c) 2025 MAK Technologies, Inc.
 * All rights reserved.
 *****************************************************************************/


#pragma once

#include <vrvGraphics/vrvGraphics.h>

#include <vrvCore/DtFilledPolygonInterface.h>

namespace makVrv
{
   class DtChannel;
   class DtOverlayRendererInterface;
   class DtTriangleRenderer;
   class DtTriangleProxy;
   class DtWidgetPicker;
   class DtPickableTriangle;

   class DT_DLL_VRVGRAPHICS DtFilledPolygon : public DtFilledPolygonInterface
   {
   public:

      DtFilledPolygon(DtOverlayRendererInterface& renderer, DtWidgetPicker& picker);

      DtFilledPolygon(DtDe& de, DtChannel* channel, DtModelSetId modelSet);

      virtual ~DtFilledPolygon();

      virtual void setFillType(FillType type);

      virtual FillType fillType() const;

      virtual void setFillParameter( unsigned int param, unsigned int fullStipplePattern[32] = 0 ) override;

      virtual void setFillTexture(DtTextureInterface* textureHandle) override;

      virtual void clearFillPattern();

      virtual void getFillParameter( unsigned int& paramOut, unsigned int fullStipplePatternOut[32]) const override;

      virtual void setFillPatternFrequency(float frequency) override;

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

      bool eventsEnabled() const;

      virtual void setVertexCount(unsigned int vertexCount);

      virtual unsigned int vertexCount() const;

      virtual void set2DPositions( const std::vector<float>& vertices );

      virtual void set2DPosition( unsigned int vertexIndex, float x, float y );

      virtual void set2DCentroidPosition( float x, float y );

      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 set3DCentroidPosition( float x, float y, float z, float w );

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

      void set3DDirectionAndLength( unsigned int index, float x, float y, float z, float l );     

      virtual void projectUVCoordinates(const DtVector& origin,
         const DtVector& axisU, const DtVector& axisV, float scale = 1.0f) override;

      virtual void setStipple( unsigned int stipplePattern );

      virtual void setVertexColor( unsigned int index, float r, float g, float b, float a ) override;
      virtual void getVertexColor( unsigned int index, float& r, float& g, float& b, float& a ) override;
      
      virtual void setCentroidColor( float r, float g, float b, float a );

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

      virtual void getColor(float& r, float& g, float& b, float& a) const;
     
      virtual int group() const;

      virtual void setGroup(int);

      virtual void triangulate();

      virtual void set2DPositionsTriangles( const std::vector<float>& vertices );

      virtual void setVertexCountTriangles( unsigned int vertexCount );

      virtual void setIsNormalisedScreenCoordinates( bool isNormalisedScreenCoords ) override;
   protected:

      virtual void slot_pickerDestroyed();

   protected:

      typedef std::vector<float> VertexList;
      typedef std::vector<DtTriangleProxy*> TriangleProxyList;
      typedef std::vector<DtPickableTriangle*> PickableTriangleList;
      
      DtOverlayRendererInterface* myRenderer;
      DtWidgetPicker* myPicker;
      bool myEventsEnabled;
      bool myPickerDestroyed;
      bool myIsNormalisedScreenCoords;
      boost::signalslib::connection myPickerDestroyedConnection;
      unsigned long long myUserData;
      VertexList myVertices;
      VertexList my3DVertices;
      float myCenterPoint[2];
      double my3DCenterPoint[3];
      TriangleProxyList myTriangles;
      PickableTriangleList myPickableTriangles;
      unsigned int myFillParam;
      DtTextureInterface* myFillTexture;
      unsigned int myFullStipplePattern[32];
      FillType myFillType;
      int myGroup;
   };

   class DT_DLL_VRVGRAPHICS DtFilledPolygonCreator : public DtFilledPolygonInterfaceCreator
   {
   public:
      virtual DtFilledPolygonInterface* create(DtDe& de, DtChannel* channel, DtModelSetId modelSet) override;
   };
}