FitterPoisson.h

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00001 //# Copyright (C) 2005
00002 //# Associated Universities, Inc. Washington DC, USA.
00003 //#
00004 //# This library is free software; you can redistribute it and/or modify it
00005 //# under the terms of the GNU Library General Public License as published by
00006 //# the Free Software Foundation; either version 2 of the License, or (at your
00007 //# option) any later version.
00008 //#
00009 //# This library is distributed in the hope that it will be useful, but WITHOUT
00010 //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00011 //# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
00012 //# License for more details.
00013 //#
00014 //# You should have received a copy of the GNU Library General Public License
00015 //# along with this library; if not, write to the Free Software Foundation,
00016 //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
00017 //#
00018 //# Correspondence concerning AIPS++ should be addressed as follows:
00019 //#        Internet email: aips2-request@nrao.edu.
00020 //#        Postal address: AIPS++ Project Office
00021 //#                        National Radio Astronomy Observatory
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00023 //#                        Charlottesville, VA 22903-2475 USA
00024 //#
00025 
00026 #ifndef FITTERPOISSON_H_
00027 #define FITTERPOISSON_H_
00028 
00029 #include <guitools/Histogram/Fitter.h>
00030 
00031 namespace casa {
00036 class FitterPoisson : public Fitter {
00037 public:
00038         FitterPoisson();
00039         void setLambda( double value );
00040         double getLambda() const;
00041         virtual QString getSolutionStatistics() const;
00042         virtual bool doFit();
00043         virtual void toAscii( QTextStream& stream ) const;
00044         virtual void restrictDomain( double xMin, double xMax );
00045         virtual ~FitterPoisson();
00046         virtual void clearFit();
00047 
00048 private:
00049         float getFitCount() const;
00050         std::pair<double,double> _getMinMax() const;
00051         float solutionLambda;
00052         float actualLambda;
00053         float solutionHeight;
00054         bool lambdaSpecified;
00055         double lambda;
00056 };
00057 
00058 } /* namespace casa */
00059 #endif /* FITTERPOISSON_H_ */