FitterPoisson.h

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//# Copyright (C) 2005
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This library is free software; you can redistribute it and/or modify it
//# under the terms of the GNU Library General Public License as published by
//# the Free Software Foundation; either version 2 of the License, or (at your
//# option) any later version.
//#
//# This library is distributed in the hope that it will be useful, but WITHOUT
//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
//# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
//# License for more details.
//#
//# You should have received a copy of the GNU Library General Public License
//# along with this library; if not, write to the Free Software Foundation,
//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
//#
//# Correspondence concerning AIPS++ should be addressed as follows:
//#        Internet email: aips2-request@nrao.edu.
//#        Postal address: AIPS++ Project Office
//#                        National Radio Astronomy Observatory
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#ifndef FITTERPOISSON_H_
#define FITTERPOISSON_H_

#include <guitools/Histogram/Fitter.h>

namespace casa {
class FitterPoisson : public Fitter {
public:
        FitterPoisson();
        void setLambda( double value );
        double getLambda() const;
        virtual QString getSolutionStatistics() const;
        virtual bool doFit();
        virtual void toAscii( QTextStream& stream ) const;
        virtual void restrictDomain( double xMin, double xMax );
        virtual ~FitterPoisson();
        virtual void clearFit();

private:
        float getFitCount() const;
        std::pair<double,double> _getMinMax() const;
        float solutionLambda;
        float actualLambda;
        float solutionHeight;
        bool lambdaSpecified;
        double lambda;
};

} /* namespace casa */
#endif /* FITTERPOISSON_H_ */