/*
 *    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 org.picocontainer.MutablePicoContainer;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import java.util.Iterator;
import java.util.List;
import javax.xml.namespace.QName;
import org.geotools.styling.ColorMap;
import org.geotools.styling.ColorMapEntry;
import org.geotools.styling.StyleFactory;
import org.geotools.xml.*;


/**
 * Binding object for the element http://www.opengis.net/sld:ColorMap.
 *
 * <p>
 *        <pre>
 *         <code>
 *  <xsd:element name="ColorMap">
 *      <xsd:annotation>
 *          <xsd:documentation>         A "ColorMap" defines
 *              either the colors of a pallet-type raster         source or
 *              the mapping of numeric pixel values to colors.       </xsd:documentation>
 *      </xsd:annotation>
 *      <xsd:complexType>
 *          <xsd:choice minOccurs="0" maxOccurs="unbounded">
 *              <xsd:element ref="sld:ColorMapEntry"/>
 *          </xsd:choice>
 *      </xsd:complexType>
 *  </xsd:element>
 *
 *          </code>
 *         </pre>
 * </p>
 *
 * @generated
 *
 *
 * @source $URL$
 */
public class SLDColorMapBinding extends AbstractComplexBinding {
    StyleFactory styleFactory;

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

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

    /**
     * <!-- 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 ColorMap.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 {
        ColorMap colorMap = styleFactory.createColorMap();
        List entries = (List) node.getChildValues("ColorMapEntry");

        for (Iterator itr = entries.iterator(); itr.hasNext();) {
            colorMap.addColorMapEntry((ColorMapEntry) itr.next());
        }

        return colorMap;
    }
}