Lens.h

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// -*- c-basic-offset: 4 -*-
#ifndef _PANODATA_LENS_H
#define _PANODATA_LENS_H


#include <string>
#include <vector>
#include <map>
#include <hugin_shared.h>

#include <hugin_math/hugin_math.h>
#include <panodata/PanoramaVariable.h>
#include <panodata/SrcPanoImage.h>

namespace HuginBase {

    
class IMPEX Lens {

    public:
        typedef BaseSrcPanoImage::Projection LensProjectionFormat;

        Lens();
        
    public:
        LensProjectionFormat getProjection() const
        { return m_projectionFormat; }

        void setProjection(LensProjectionFormat l)
        { m_projectionFormat = l; }

        double getHFOV() const;

        void setHFOV(double d);

        double getFocalLength() const;

        double getCropFactor() const 
        { return m_cropFactor; };

        void setCropFactor(double newCropFactor)
        { m_cropFactor=newCropFactor; };

        double getAspectRatio() const;

        bool isLandscape() const;
        
        vigra::Size2D getImageSize() const
        { return m_imageSize; }

        void setImageSize(const vigra::Size2D & sz)
        { m_imageSize = sz; }

        // updates everything, including the lens variables.
        void update(const Lens & l);

        
    public: //?
            
    //  bool isLandscape;
       
        // these are the lens specific settings.
        // lens correction parameters
        LensVarMap variables;

#ifndef SWIG
        // dimensionless array not supported by SWIG
        static const char *variableNames[];
#endif
        
        bool m_hasExif;
        
        
    private:
        LensProjectionFormat m_projectionFormat;
        vigra::Size2D m_imageSize;
        double m_cropFactor;
    
};


typedef std::vector<Lens> LensVector;


} // namespace
#endif // _H