los.h

#pragma once
#include "viewshed_export.h"
 
#include <memory>
#include <vector>
 
#include "abstractlos.h"
#include "enums.h"
 
using viewshed::ValueType;
 
// using viewshed::Visibility;
 
namespace viewshed
{
    class CellEvent;
    class LosNode;
    class Point;

    class DLL_API LoS : public AbstractLoS
    {
      public:
        LoS();
        LoS( std::vector<LoSNode> losNodes );
 
        void setLoSNodes( std::vector<LoSNode> losNodes );
        void setTargetPoint( std::shared_ptr<LoSNode> poi, double targetOffset = 0 );
        void prepareForCalculation() override;
 
        bool isValid() override;
 
        int targetPointIndex() override;
        int numberOfNodes() override;
        int resultRow() override;
        int resultCol() override;
 
        LoSNode nodeAt( std::size_t i ) override;
        void removePointsAfterTarget();
 
      protected:
        void sort() override;
        void findTargetPointIndex() override;
    };
 
} // namespace viewshed