// XAAL toolkit
// Copyright (C) 2009 Ville Karavirta <vkaravir(a)cs.hut.fi>
//
// 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, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
package xaal.objects.animation;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import xaal.objects.Xaal;
import xaal.util.EmptyIterator;

public class CDTOperation extends StructureOperation implements AddAnimationOperation {
    private List fdts;
    
    public CDTOperation(Xaal xaalDoc) {
        super(xaalDoc);
    }

    public Iterator getFDTOperations() {
        if (fdts != null) {
            return fdts.iterator();
        } else {
            return new EmptyIterator();
        }
    }
    
    public void setFDTOperations(List l) {
        fdts = l;
    }
    
    public void addFDTOperation(FDTOperation fo) {
        if (fdts == null) {
            fdts = new ArrayList();
        }
        fdts.add(fo);
    }

    public void addAnimationOperation(AnimationOperation oper) {
        if (oper instanceof GraphicalOperation) {
            addGraphical((GraphicalOperation)oper);
        } else if (oper instanceof FDTOperation) {
            addFDTOperation((FDTOperation) oper);
        }
    }

    public Iterator getOperations() {
    	if (fdts == null) { return new EmptyIterator(); }
        return fdts.iterator();
    }

	public List getOperationsList() {
		return new ArrayList(fdts);
	}
}