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 FePointLight extends FeLight
045{
046
047    public static final String TAG_NAME = "fepointlight";
048    float x = 0f;
049    float y = 0f;
050    float z = 0f;
051
052    /**
053     * Creates a new instance of FillElement
054     */
055    public FePointLight()
056    {
057    }
058
059    public String getTagName()
060    {
061        return TAG_NAME;
062    }
063
064    protected void build() throws SVGException
065    {
066        super.build();
067
068        StyleAttribute sty = new StyleAttribute();
069        String strn;
070
071        if (getPres(sty.setName("x")))
072        {
073            x = sty.getFloatValueWithUnits();
074        }
075
076        if (getPres(sty.setName("y")))
077        {
078            y = sty.getFloatValueWithUnits();
079        }
080
081        if (getPres(sty.setName("z")))
082        {
083            z = sty.getFloatValueWithUnits();
084        }
085    }
086
087    public float getX()
088    {
089        return x;
090    }
091
092    public float getY()
093    {
094        return y;
095    }
096
097    public float getZ()
098    {
099        return z;
100    }
101
102    public boolean updateTime(double curTime) throws SVGException
103    {
104//        if (trackManager.getNumTracks() == 0) return false;
105
106        //Get current values for parameters
107        StyleAttribute sty = new StyleAttribute();
108        boolean stateChange = false;
109
110        if (getPres(sty.setName("x")))
111        {
112            float newVal = sty.getFloatValueWithUnits();
113            if (newVal != x)
114            {
115                x = newVal;
116                stateChange = true;
117            }
118        }
119
120        if (getPres(sty.setName("y")))
121        {
122            float newVal = sty.getFloatValueWithUnits();
123            if (newVal != y)
124            {
125                y = newVal;
126                stateChange = true;
127            }
128        }
129
130        if (getPres(sty.setName("z")))
131        {
132            float newVal = sty.getFloatValueWithUnits();
133            if (newVal != z)
134            {
135                z = newVal;
136                stateChange = true;
137            }
138        }
139
140        return stateChange;
141    }
142}