001/*
002 * SVG Salamander
003 * Copyright (c) 2004, Mark McKay
004 * All rights reserved.
005 *
006 * Redistribution and use in source and binary forms, with or 
007 * without modification, are permitted provided that the following
008 * conditions are met:
009 *
010 *   - Redistributions of source code must retain the above 
011 *     copyright notice, this list of conditions and the following
012 *     disclaimer.
013 *   - Redistributions in binary form must reproduce the above
014 *     copyright notice, this list of conditions and the following
015 *     disclaimer in the documentation and/or other materials 
016 *     provided with the distribution.
017 *
018 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
019 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
020 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
021 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
022 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
023 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
025 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
026 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
027 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
028 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
029 * OF THE POSSIBILITY OF SUCH DAMAGE. 
030 * 
031 * Mark McKay can be contacted at mark@kitfox.com.  Salamander and other
032 * projects can be found at http://www.kitfox.com
033 *
034 * Created on March 18, 2004, 6:52 AM
035 */
036package com.kitfox.svg;
037
038import com.kitfox.svg.xml.StyleAttribute;
039
040/**
041 * @author Mark McKay
042 * @author <a href="mailto:mark@kitfox.com">Mark McKay</a>
043 */
044public class FeDistantLight extends FeLight
045{
046
047    public static final String TAG_NAME = "fedistantlight";
048    float azimuth = 0f;
049    float elevation = 0f;
050
051    /**
052     * Creates a new instance of FillElement
053     */
054    public FeDistantLight()
055    {
056    }
057
058    public String getTagName()
059    {
060        return TAG_NAME;
061    }
062
063    protected void build() throws SVGException
064    {
065        super.build();
066
067        StyleAttribute sty = new StyleAttribute();
068        String strn;
069
070        if (getPres(sty.setName("azimuth")))
071        {
072            azimuth = sty.getFloatValueWithUnits();
073        }
074
075        if (getPres(sty.setName("elevation")))
076        {
077            elevation = sty.getFloatValueWithUnits();
078        }
079    }
080
081    public float getAzimuth()
082    {
083        return azimuth;
084    }
085
086    public float getElevation()
087    {
088        return elevation;
089    }
090
091    public boolean updateTime(double curTime) throws SVGException
092    {
093//        if (trackManager.getNumTracks() == 0) return false;
094
095        //Get current values for parameters
096        StyleAttribute sty = new StyleAttribute();
097        boolean stateChange = false;
098
099        if (getPres(sty.setName("azimuth")))
100        {
101            float newVal = sty.getFloatValueWithUnits();
102            if (newVal != azimuth)
103            {
104                azimuth = newVal;
105                stateChange = true;
106            }
107        }
108
109        if (getPres(sty.setName("elevation")))
110        {
111            float newVal = sty.getFloatValueWithUnits();
112            if (newVal != elevation)
113            {
114                elevation = newVal;
115                stateChange = true;
116            }
117        }
118
119        return stateChange;
120    }
121}