/*
GeoGebra - Dynamic Mathematics for Everyone
http://www.geogebra.org
This file is part of GeoGebra.
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation.
*/
package org.geogebra.common.kernel.statistics;
import org.geogebra.common.kernel.Kernel;
import org.geogebra.common.kernel.arithmetic.Command;
import org.geogebra.common.kernel.commands.CommandProcessor;
import org.geogebra.common.kernel.geos.GeoElement;
import org.geogebra.common.kernel.geos.GeoFunction;
import org.geogebra.common.kernel.geos.GeoList;
import org.geogebra.common.main.MyError;
/**
* Fit[<List Points>,<List of Functions>] (linear combination) Fit[<List
* Points>, <Function>] (nonlinear with gliders as startvalues)
*
* @author Hans-Petter Ulven
* @version 2011-03-15
*/
public class CmdFit extends CommandProcessor {
/**
* Create new command processor
*
* @param kernel
* kernel
*/
public CmdFit(Kernel kernel) {
super(kernel);
}
@Override
public GeoElement[] process(Command c) throws MyError {
int n = c.getArgumentNumber();
GeoElement[] arg = resArgs(c);
if (n == 2) {
if(!arg[0].isGeoList()){
throw argErr(app, c, arg[0]);
}
if (arg[1].isGeoList()) {
AlgoFit algo = new AlgoFit(cons, (GeoList) arg[0],
(GeoList) arg[1]);
algo.getFit().setLabel(c.getLabel());
GeoElement[] ret = { algo.getFit().toGeoElement() };
return ret;
} else if (arg[1].isGeoFunction()) {
AlgoFitNL algo = new AlgoFitNL(cons,
(GeoList) arg[0], (GeoFunction) arg[1]);
algo.getFitNL().setLabel(c.getLabel());
GeoElement[] ret = { algo.getFitNL() };
return ret;
}
throw argErr(app, c, arg[1]);
}
throw argNumErr(app, c, n);
}
}