1 /*
2 * Copyright 2002 - 2007 JEuclid, http://jeuclid.sf.net
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 /* $Id: Mphantom.java,v bc1d5fde7b73 2009/06/01 14:40:54 maxberger $ */
18
19 package net.sourceforge.jeuclid.elements.presentation.general;
20
21 import java.util.Collections;
22 import java.util.List;
23
24 import net.sourceforge.jeuclid.elements.presentation.AbstractContainer;
25 import net.sourceforge.jeuclid.layout.LayoutableNode;
26
27 import org.apache.batik.dom.AbstractDocument;
28 import org.w3c.dom.Node;
29
30 /**
31 * This class represents a phantom of a math element. This is used as spacer.
32 *
33 * @version $Revision: bc1d5fde7b73 $
34 */
35 public final class Mphantom extends AbstractContainer {
36
37 /**
38 * The XML element from this class.
39 */
40 public static final String ELEMENT = "mphantom";
41
42 private static final long serialVersionUID = 1L;
43
44 /**
45 * Default constructor. Sets MathML Namespace.
46 *
47 * @param qname
48 * Qualified name.
49 * @param odoc
50 * Owner Document.
51 */
52 public Mphantom(final String qname, final AbstractDocument odoc) {
53 super(qname, odoc);
54 }
55
56 /** {@inheritDoc} */
57 @Override
58 protected Node newNode() {
59 return new Mphantom(this.nodeName, this.ownerDocument);
60 }
61
62 /** {@inheritDoc} */
63 @Override
64 public List<LayoutableNode> getChildrenToDraw() {
65 return Collections.emptyList();
66 }
67 }