CmdStartRecord.java

package org.geogebra.common.kernel.scripting;

import org.geogebra.common.kernel.Kernel;
import org.geogebra.common.kernel.arithmetic.Command;
import org.geogebra.common.kernel.commands.CmdScripting;
import org.geogebra.common.kernel.geos.GeoBoolean;
import org.geogebra.common.kernel.geos.GeoElement;
import org.geogebra.common.main.MyError;

/**
 * StartRecord
 */
public class CmdStartRecord extends CmdScripting {

	/**
	 * Create new command processor
	 * 
	 * @param kernel
	 *            kernel
	 */
	public CmdStartRecord(Kernel kernel) {
		super(kernel);
	}

	@Override
	protected final GeoElement[] perform(Command c) throws MyError {
		int n = c.getArgumentNumber();

		// dummy

		switch (n) {
		case 0:
			app.getTraceManager().pauseAllTraces(false);
			return new GeoElement[0];

		case 1:
			GeoElement[] arg = resArgs(c);
			if (arg[0].isGeoBoolean()) {

				GeoBoolean geo = (GeoBoolean) arg[0];

				if (geo.getBoolean()) {
					app.getTraceManager().pauseAllTraces(false);

				} else {
					app.getTraceManager().pauseAllTraces(true);
				}
				return arg;
			}
			throw argErr(app, c, arg[0]);
		default:
			throw argNumErr(app, c, n);
		}
	}
}