001    /*
002     * TimeDiscrete.java
003     *
004     *  The Salamander Project - 2D and 3D graphics libraries in Java
005     *  Copyright (C) 2004 Mark McKay
006     *
007     *  This library is free software; you can redistribute it and/or
008     *  modify it under the terms of the GNU Lesser General Public
009     *  License as published by the Free Software Foundation; either
010     *  version 2.1 of the License, or (at your option) any later version.
011     *
012     *  This library is distributed in the hope that it will be useful,
013     *  but WITHOUT ANY WARRANTY; without even the implied warranty of
014     *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015     *  Lesser General Public License for more details.
016     *
017     *  You should have received a copy of the GNU Lesser General Public
018     *  License along with this library; if not, write to the Free Software
019     *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
020     *
021     *  Mark McKay can be contacted at mark@kitfox.com.  Salamander and other
022     *  projects can be found at http://www.kitfox.com
023     *
024     * Created on August 15, 2004, 3:33 AM
025     */
026    
027    package com.kitfox.svg.animation;
028    
029    /**
030     * This is a time that represents a specific number of milliseconds
031     *
032     * @author Mark McKay
033     * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
034     */
035    public class TimeSum extends TimeBase
036    {
037        //Milliseconds of delay
038        TimeBase t1;
039        TimeBase t2;
040        boolean add;
041        
042        /** Creates a new instance of TimeDiscrete */
043        public TimeSum(TimeBase t1, TimeBase t2, boolean add)
044        {
045            this.t1 = t1;
046            this.t2 = t2;
047            this.add = add;
048        }
049        
050        public double evalTime()
051        {
052            return add ? t1.evalTime() + t2.evalTime() : t1.evalTime() - t2.evalTime();
053        }
054        
055        public void setParentElement(AnimationElement ele)
056        {
057            t1.setParentElement(ele);
058            t2.setParentElement(ele);
059        }
060    }