package org.geogebra.common.kernel.commands;
import org.geogebra.common.kernel.Kernel;
import org.geogebra.common.kernel.algos.AlgoLCM;
import org.geogebra.common.kernel.algos.AlgoListLCM;
import org.geogebra.common.kernel.arithmetic.Command;
import org.geogebra.common.kernel.geos.GeoElement;
import org.geogebra.common.kernel.geos.GeoList;
import org.geogebra.common.kernel.geos.GeoNumberValue;
import org.geogebra.common.main.MyError;
/**
* LCM[ <Number>, <Number> ] LCM[list] adapted from CmdMax by Michael Borcherds
* 2008-01-03
*/
public class CmdLCM extends CommandProcessor {
/**
* Create new command processor
*
* @param kernel
* kernel
*/
public CmdLCM(Kernel kernel) {
super(kernel);
}
@Override
public GeoElement[] process(Command c) throws MyError {
int n = c.getArgumentNumber();
boolean[] ok = new boolean[n];
GeoElement[] arg;
switch (n) {
case 1:
arg = resArgs(c);
if (arg[0].isGeoList()) {
AlgoListLCM algo = new AlgoListLCM(cons, c.getLabel(),
(GeoList) arg[0]);
GeoElement[] ret = { algo.getLCM() };
return ret;
}
throw argErr(app, c, arg[0]);
case 2:
arg = resArgs(c);
if ((ok[0] = arg[0] instanceof GeoNumberValue)
&& (ok[1] = arg[1] instanceof GeoNumberValue)) {
AlgoLCM algo = new AlgoLCM(cons, c.getLabel(),
(GeoNumberValue) arg[0], (GeoNumberValue) arg[1]);
GeoElement[] ret = { algo.getResult() };
return ret;
}
throw argErr(app, c, getBadArg(ok, arg));
default:
throw argNumErr(app, c, n);
}
}
}