/*
* Animate.java
*
* The Salamander Project - 2D and 3D graphics libraries in Java
* Copyright (C) 2004 Mark McKay
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Mark McKay can be contacted at mark@kitfox.com. Salamander and other
* projects can be found at http://www.kitfox.com
*
* Created on August 15, 2004, 2:51 AM
*/
package com.kitfox.svg.animation;
import com.kitfox.svg.SVGElement;
import com.kitfox.svg.SVGException;
import com.kitfox.svg.SVGLoaderHelper;
import com.kitfox.svg.animation.parser.AnimTimeParser;
import com.kitfox.svg.animation.parser.ParseException;
import com.kitfox.svg.xml.StyleAttribute;
import java.io.StringReader;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
/**
* @author Mark McKay
* @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
*/
abstract public class AnimateBase extends AnimationElement
{
protected double repeatCount = Double.NaN;
protected TimeBase repeatDur;
/** Creates a new instance of Animate */
public AnimateBase()
{
}
public void evalParametric(AnimationTimeEval state, double curTime)
{
evalParametric(state, curTime, repeatCount, repeatDur == null ? Double.NaN : repeatDur.evalTime());
}
public void loaderStartElement(SVGLoaderHelper helper, Attributes attrs, SVGElement parent) throws SAXException
{
//Load style string
super.loaderStartElement(helper, attrs, parent);
String repeatDurTime = attrs.getValue("repeatDur");
try
{
if (repeatDurTime != null)
{
helper.animTimeParser.ReInit(new StringReader(repeatDurTime));
this.repeatDur = helper.animTimeParser.Expr();
this.repeatDur.setParentElement(this);
}
}
catch (Exception e)
{
throw new SAXException(e);
}
String strn = attrs.getValue("repeatCount");
if (strn == null)
{
repeatCount = 1;
}
else if ("indefinite".equals(strn))
{
repeatCount = Double.POSITIVE_INFINITY;
}
else
{
try { repeatCount = Double.parseDouble(strn); }
catch (Exception e) { repeatCount = Double.NaN; }
}
}
protected void rebuild(AnimTimeParser animTimeParser) throws SVGException
{
super.rebuild(animTimeParser);
StyleAttribute sty = new StyleAttribute();
if (getPres(sty.setName("repeatDur")))
{
String strn = sty.getStringValue();
if (strn != null)
{
animTimeParser.ReInit(new StringReader(strn));
try {
this.repeatDur = animTimeParser.Expr();
} catch (ParseException ex) {
ex.printStackTrace();
}
}
}
if (getPres(sty.setName("repeatCount")))
{
String strn = sty.getStringValue();
if (strn == null)
{
repeatCount = 1;
}
else if ("indefinite".equals(strn))
{
repeatCount = Double.POSITIVE_INFINITY;
}
else
{
try { repeatCount = Double.parseDouble(strn); }
catch (Exception e) { repeatCount = Double.NaN; }
}
}
}
}