Library: org.gvsig.sldtools

/*******************************************************************************

 *

 *   gvSIG. Desktop Geographic Information System.

 *  

 *   Copyright (C) 2007-2013 gvSIG Association.

 *  

 *   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, write to the Free Software

 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 *   MA  02110-1301, USA.

 *  

 *   For any additional information, do not hesitate to contact us

 *   at info AT gvsig.com, or visit our website www.gvsig.com.

 *   

 *******************************************************************************/

package org.gvsig.sldsupport.impl.sld.parsing.symbol;

import java.io.IOException;

import java.util.Map;

import org.xmlpull.v1.XmlPullParser;

import org.xmlpull.v1.XmlPullParserException;

import org.gvsig.sldsupport.exception.InvalidSLDObjectException;

import org.gvsig.sldsupport.exception.SLDReadException;

import org.gvsig.sldsupport.exception.UnsupportedSLDObjectException;

import org.gvsig.sldsupport.impl.util.SLDUtils;

import org.gvsig.sldsupport.impl.util.XmlBuilder;

import org.gvsig.sldsupport.sld.SLDTags;

import org.gvsig.sldsupport.sld.symbol.SLDLineSymbol;

import org.gvsig.sldsupport.sld.symbol.SLDPointSymbol;

import org.gvsig.sldsupport.sld.symbol.SLDPolygonSymbol;

import org.gvsig.sldsupport.sld.symbol.SLDSymbol;

public class SymbolElement {

    public static void append(SLDSymbol obj, XmlBuilder xb,

        Map<String, String> atts) throws InvalidSLDObjectException,

        UnsupportedSLDObjectException {

        // ======================================

        if (obj instanceof SLDPointSymbol) {

            PointSymbolElement.append((SLDPointSymbol) obj, xb, atts);

            return;

        }

        if (obj instanceof SLDLineSymbol) {

            LineSymbolElement.append((SLDLineSymbol) obj, xb, atts);

            return;

        }

        if (obj instanceof SLDPolygonSymbol) {

            PolygonSymbolElement.append((SLDPolygonSymbol) obj, xb, atts);

            return;

        }

        /*

         * Text, Raster, MappedColor

         */

        throw new UnsupportedSLDObjectException(obj == null ? "Null" : obj

            .getClass().getName(), "Not supported yet");

    }

    public static SLDSymbol parse(XmlPullParser parser, String version)

        throws XmlPullParserException, IOException, SLDReadException {

        String name = parser.getName();

        if (SLDUtils.isStr(name, SLDTags.LINESYMBOL)

            || SLDUtils.isStr(name, SLDTags.LINESYMBOLIZER)) {

            return LineSymbolElement.parse(parser, version);

        }

        if (SLDUtils.isStr(name, SLDTags.POINTSYMBOL)

            || SLDUtils.isStr(name, SLDTags.POINTSYMBOLIZER)) {

            return PointSymbolElement.parse(parser, version);

        }

        if (SLDUtils.isStr(name, SLDTags.POLYGONSYMBOL)

            || SLDUtils.isStr(name, SLDTags.POLYGONSYMBOLIZER)) {

            return PolygonSymbolElement.parse(parser, version);

        }

        /*

         * RasterSymbol, TextSymbol, MappedColorSymbol

         */

        throw new SLDReadException("Unsupported symbol entity: " + name);

    }

}