MacroEdgeDetector.h

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#ifndef __MacroEdgeDetector_H__
#define __MacroEdgeDetector_H__

#include "MicroEdgeDetector.h"
#include "MicroEdgeCorrectionTable.h"
#include "PointCorrector.h"
#include "Image.h"
#include "Line.h"
#include "BoundedLine.h"
#include "Vector2.h"

#include <cmath>

namespace EdgeDetection
{
        // Detects two-dimensional macro edges.
        class MacroEdgeDetector
        {
                private: MicroEdgeDetector* microEdgeDetector;
                private: MicroEdgeCorrectionTable* microEdgeCorrectionTable;
                private: PointCorrector* pointCorrector;

                public: MacroEdgeDetector(MicroEdgeDetector* microEdgeDetector, MicroEdgeCorrectionTable* microEdgeCorrectionTable, PointCorrector* pointCorrector)
                {
                        if (microEdgeDetector == 0) throw "The parameter 'microEdgeDetector' cannot be NULL.";
                        if (microEdgeCorrectionTable == 0) throw "The parameter 'microEdgeCorrectionTable' cannot be NULL.";
                        if (pointCorrector == 0) throw "The parameter 'pointCorrector' cannot be NULL.";

                        this->microEdgeDetector = microEdgeDetector;
                        this->microEdgeCorrectionTable = microEdgeCorrectionTable;
                        this->pointCorrector = pointCorrector;
                }
                public: ~MacroEdgeDetector() { }

                public: Line DetectEdge(Image* image, BoundedLine estimatedEdge);

                private: static int Round(double value)
                {
                        return value >= 0 ? ceil(value - 0.5) : floor(value + 0.5);
                }
        };
};

#endif