PolynomialFit.h

Go to the documentation of this file.
00001 /***************************************************************************
00002     File                 : PolynomialFit.h
00003     Project              : QtiPlot
00004     --------------------------------------------------------------------
00005     Copyright            : (C) 2006 by Ion Vasilief, Tilman Hoener zu Siederdissen
00006     Email (use @ for *)  : ion_vasilief*yahoo.fr, thzs*gmx.net
00007     Description          : Polynomial Fit and Linear Fit classes
00008 
00009  ***************************************************************************/
00010 
00011 /***************************************************************************
00012  *                                                                         *
00013  *  This program is free software; you can redistribute it and/or modify   *
00014  *  it under the terms of the GNU General Public License as published by   *
00015  *  the Free Software Foundation; either version 2 of the License, or      *
00016  *  (at your option) any later version.                                    *
00017  *                                                                         *
00018  *  This program is distributed in the hope that it will be useful,        *
00019  *  but WITHOUT ANY WARRANTY; without even the implied warranty of         *
00020  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the          *
00021  *  GNU General Public License for more details.                           *
00022  *                                                                         *
00023  *   You should have received a copy of the GNU General Public License     *
00024  *   along with this program; if not, write to the Free Software           *
00025  *   Foundation, Inc., 51 Franklin Street, Fifth Floor,                    *
00026  *   Boston, MA  02110-1301  USA                                           *
00027  *                                                                         *
00028  ***************************************************************************/
00029 #ifndef POLYNOMIALFIT_H
00030 #define POLYNOMIALFIT_H
00031 
00032 #include "Fit.h"
00033 
00034 class PolynomialFit : public Fit
00035 {
00036     Q_OBJECT
00037 
00038     public:
00039         PolynomialFit(ApplicationWindow *parent, Graph *g, int order = 2, bool legend = false);
00040         PolynomialFit(ApplicationWindow *parent, Graph *g, QString& curveTitle, int order = 2, bool legend = false);
00041         PolynomialFit(ApplicationWindow *parent, Graph *g, QString& curveTitle, double start, double end, int order = 2, bool legend = false);
00042 
00043         virtual QString legendInfo();
00044         void fit();
00045 
00046         static QString generateFormula(int order);
00047         static QStringList generateParameterList(int order);
00048 
00049     private:
00050         void init();
00051         void calculateFitCurveData(double *par, double *X, double *Y);
00052 
00053         int d_order;
00054         bool show_legend;
00055 };
00056 
00057 class LinearFit : public Fit
00058 {
00059     Q_OBJECT
00060 
00061     public:
00062         LinearFit(ApplicationWindow *parent, Graph *g);
00063         LinearFit(ApplicationWindow *parent, Graph *g, const QString& curveTitle);
00064         LinearFit(ApplicationWindow *parent, Graph *g, const QString& curveTitle, double start, double end);
00065 
00066         void fit();
00067 
00068     private:
00069         void init();
00070         void calculateFitCurveData(double *par, double *X, double *Y);
00071 };
00072 #endif
00073 

Generated on Mon Oct 15 06:11:42 2007 for QtiPlot by  doxygen 1.5.3