/*******************************************************************************
 * Copyright (c) 2007 IBM Corporation and Others
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Daisuke SATO - initial API and implementation
 *******************************************************************************/

package org.eclipse.actf.model.dom.dombycom.impl.html;

import org.eclipse.actf.model.dom.dombycom.IImageElement;
import org.eclipse.actf.model.dom.dombycom.impl.Helper;
import org.eclipse.actf.model.dom.dombycom.impl.NodeImpl;
import org.eclipse.actf.util.win32.comclutch.IDispatch;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

@SuppressWarnings("nls")
public class ImageElementImpl extends HTMLElementImpl implements IImageElement {

	public ImageElementImpl(NodeImpl baseNode, IDispatch inode) {
		super(baseNode, inode);
	}

	public boolean hasUsemap() {
		String usemap = (String) Helper.get(inode, "usemap");
		return (usemap != null && usemap.length() >= 2);
	}

	public Element getMap() {
		String usemap = (String) Helper.get(inode, "usemap");
		if (usemap == null)
			return null;

		String name;
		if (usemap.startsWith("#")) {
			name = usemap.substring(1);
		} else {
			name = usemap;
		}
		NodeList nl = getOwnerDocument().getElementsByTagName("MAP");
		for (int i = 0; i < nl.getLength(); i++) {
			Node node = nl.item(i);
			if ("MAP".equals(node.getNodeName())) {
				Element area = (Element) node;
				if (name.equals(area.getAttribute("name")))
					return area;
			}
		}
		return null;
	}
}