/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 *
 *    (C) 2002-2008, Open Source Geospatial Foundation (OSGeo)
 *
 *    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;
 *    version 2.1 of the License.
 *
 *    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.
 */
package org.geotools.sld.bindings;

import javax.xml.namespace.QName;

import org.geotools.styling.ChannelSelection;
import org.geotools.styling.ColorMap;
import org.geotools.styling.ContrastEnhancement;
import org.geotools.styling.ImageOutline;
import org.geotools.styling.RasterSymbolizer;
import org.geotools.styling.ShadedRelief;
import org.geotools.styling.StyleFactory;
import org.geotools.xml.AbstractComplexBinding;
import org.geotools.xml.ElementInstance;
import org.geotools.xml.Node;
import org.opengis.filter.expression.Expression;
import org.opengis.filter.expression.PropertyName;
import org.opengis.style.OverlapBehavior;
import org.picocontainer.MutablePicoContainer;


/**
 * Binding object for the element http://www.opengis.net/sld:RasterSymbolizer.
 *
 * <p>
 *        <pre>
 *         <code>
 *  <xsd:element name="RasterSymbolizer" substitutionGroup="sld:Symbolizer">
 *      <xsd:annotation>
 *          <xsd:documentation>         A "RasterSymbolizer" is
 *              used to specify the rendering of raster/
 *              matrix-coverage data (e.g., satellite images, DEMs).       </xsd:documentation>
 *      </xsd:annotation>
 *      <xsd:complexType>
 *          <xsd:complexContent>
 *              <xsd:extension base="sld:SymbolizerType">
 *                  <xsd:sequence>
 *                      <xsd:element ref="sld:Geometry" minOccurs="0"/>
 *                      <xsd:element ref="sld:Opacity" minOccurs="0"/>
 *                      <xsd:element ref="sld:ChannelSelection" minOccurs="0"/>
 *                      <xsd:element ref="sld:OverlapBehavior" minOccurs="0"/>
 *                      <xsd:element ref="sld:ColorMap" minOccurs="0"/>
 *                      <xsd:element ref="sld:ContrastEnhancement" minOccurs="0"/>
 *                      <xsd:element ref="sld:ShadedRelief" minOccurs="0"/>
 *                      <xsd:element ref="sld:ImageOutline" minOccurs="0"/>
 *                  </xsd:sequence>
 *              </xsd:extension>
 *          </xsd:complexContent>
 *      </xsd:complexType>
 *  </xsd:element>
 *
 *          </code>
 *         </pre>
 * </p>
 *
 * @generated
 *
 *
 * @source $URL$
 */
public class SLDRasterSymbolizerBinding extends AbstractComplexBinding {
    StyleFactory styleFactory;

    public SLDRasterSymbolizerBinding(StyleFactory styleFactory) {
        this.styleFactory = styleFactory;
    }

    /**
     * @generated
     */
    public QName getTarget() {
        return SLD.RASTERSYMBOLIZER;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     *
     * @generated modifiable
     */
    public int getExecutionMode() {
        return AFTER;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     *
     * @generated modifiable
     */
    public Class getType() {
        return RasterSymbolizer.class;
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     *
     * @generated modifiable
     */
    public void initialize(ElementInstance instance, Node node, MutablePicoContainer context) {
    }

    /**
     * <!-- begin-user-doc -->
     * <!-- end-user-doc -->
     *
     * @generated modifiable
     */
    public Object parse(ElementInstance instance, Node node, Object value)
        throws Exception {
        RasterSymbolizer rs = styleFactory.createRasterSymbolizer();

        //<xsd:element ref="sld:Geometry" minOccurs="0"/>
        if(node.hasChild("Geometry")) {
            Expression geometry = (Expression) node.getChildValue("Geometry");
            if(geometry instanceof PropertyName) {
                PropertyName propertyName = (PropertyName) geometry;
                rs.setGeometryPropertyName(propertyName.getPropertyName());
            } else {
                rs.setGeometry(geometry);
            }
        }

        //<xsd:element ref="sld:Opacity" minOccurs="0"/>
        if (node.hasChild("Opacity")) {
            rs.setOpacity((Expression) node.getChildValue("Opacity"));
        }

        //<xsd:element ref="sld:ChannelSelection" minOccurs="0"/>
        if (node.hasChild("ChannelSelection")) {
            rs.setChannelSelection((ChannelSelection) node.getChildValue("ChannelSelection"));
        }

        //<xsd:element ref="sld:OverlapBehavior" minOccurs="0"/>
        if (node.hasChild("OverlapBehavior")) {
            rs.setOverlapBehavior((OverlapBehavior) node.getChildValue("OverlapBehavior"));
        }

        //<xsd:element ref="sld:ColorMap" minOccurs="0"/>
        if (node.hasChild("ColorMap")) {
            rs.setColorMap((ColorMap) node.getChildValue("ColorMap"));
        }

        //<xsd:element ref="sld:ContrastEnhancement" minOccurs="0"/>
        if (node.hasChild("ContrastEnhancement")) {
            rs.setContrastEnhancement((ContrastEnhancement) node.getChildValue(
                    "ContrastEnhancement"));
        }

        //<xsd:element ref="sld:ShadedRelief" minOccurs="0"/>
        if (node.hasChild("ShadedRelief")) {
            rs.setShadedRelief((ShadedRelief) node.getChildValue("ShadedRelief"));
        }

        //<xsd:element ref="sld:ImageOutline" minOccurs="0"/>
        if (node.hasChild("ImageOutline")) {
            ImageOutline imageOutput = (ImageOutline) node.getChildValue("ImageOutline");
            rs.setImageOutline(imageOutput.getSymbolizer());
        }

        return rs;
    }
}