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: AbstractInvisibleJEuclidElement.java,v bc1d5fde7b73 2009/06/01 14:40:54 maxberger $ */
18
19 package net.sourceforge.jeuclid.elements;
20
21 import java.util.ArrayList;
22 import java.util.List;
23
24 import net.sourceforge.jeuclid.layout.LayoutableNode;
25
26 import org.apache.batik.dom.AbstractDocument;
27
28 /**
29 * Represents a MathElement with no content.
30 *
31 * @version $Revision: bc1d5fde7b73 $
32 */
33 public abstract class AbstractInvisibleJEuclidElement extends
34 AbstractJEuclidElement {
35
36 /**
37 * Default constructor. Sets MathML Namespace.
38 *
39 * @param qname
40 * Qualified name.
41 * @param odoc
42 * Owner Document.
43 */
44 public AbstractInvisibleJEuclidElement(final String qname,
45 final AbstractDocument odoc) {
46 super(qname, odoc);
47 }
48
49 /** {@inheritDoc} */
50 @Override
51 public List<LayoutableNode> getChildrenToLayout() {
52 return new ArrayList<LayoutableNode>(0);
53 }
54
55 /** {@inheritDoc} */
56 @Override
57 public List<LayoutableNode> getChildrenToDraw() {
58 return new ArrayList<LayoutableNode>(0);
59 }
60
61 }