losnode.h

#pragma once
#include "viewshed_export.h"
 
#include <memory>
 
#include "enums.h"
#include "rasterposition.h"
 
namespace viewshed
{
    class Point;
    class CellEvent;

    class DLL_API LoSNode : public RasterPosition
    {
      public:
        double mAngle[3];
        double mElevs[3];
        double mDistances[3];
        bool mInverseLoSBehindTarget = false;

        LoSNode();

        LoSNode( int row, int col );

        LoSNode( const int &pointRow, const int &pointCol, const CellEvent *e, const double &cellSize );
 
        bool operator==( const LoSNode &other ) const;
        bool operator!=( const LoSNode &other ) const;
        bool operator<( const LoSNode other ) const;

        double valueAtAngle( const double &angle, ValueType valueType = ValueType::Elevation ) const;

        double value( CellEventPositionType position, ValueType valueType = ValueType::Elevation ) const;

        double centreAngle() const;

        double centreElevation() const;

        double centreDistance() const;
 
        double elevationAtAngle( const double &angle ) const;
 
        double distanceAtAngle( const double &angle ) const;
    };
} // namespace viewshed