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Java > Open Source Codes > net > sf > jasperreports > crosstabs > JRCrosstabRowGroup


1 /*
2  * ============================================================================
3  * GNU Lesser General Public License
4  * ============================================================================
5  *
6  * JasperReports - Free Java report-generating library.
7  * Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
8  *
9  * This library is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
22  *
23  * JasperSoft Corporation
24  * 303 Second Street, Suite 450 North
25  * San Francisco, CA 94107
26  * http://www.jaspersoft.com
27  */
28 package net.sf.jasperreports.crosstabs;
29
30
31 /**
32  * Crosstab row group interface.
33  *
34  * @author Lucian Chirita (lucianc@users.sourceforge.net)
35  * @version $Id: JRCrosstabRowGroup.java 1229 2006-04-19 13:27:35 +0300 (Wed, 19 Apr 2006) teodord $
36  */
37 public interface JRCrosstabRowGroup extends JRCrosstabGroup
38 {
39     /**
40      * Returns the width of the group headers.
41      *
42      * @return the width of the group headers
43      * @see JRCrosstabGroup#getHeader()
44      * @see JRCrosstabGroup#getTotalHeader()
45      */
46     public int getWidth();
47     
48
49     /**
50      * Returns the position of the header contents for header stretching.
51      * <p>
52      * The row group headers stretch vertically when there are multiple sub group entries.
53      * The header contents will be adjusted to the new height depending on this attribute:
54      * <ul>
55      * <li>{@link JRCellContents#POSITION_Y_TOP JRCellContents.POSITION_Y_TOP} - the contents will be rendered at the top of of the header</li>
56      * <li>{@link JRCellContents#POSITION_Y_MIDDLE JRCellContents.POSITION_Y_MIDDLE} - the contents will be rendered on the center of the header</li>
57      * <li>{@link JRCellContents#POSITION_Y_BOTTOM JRCellContents.POSITION_Y_BOTTOM} - the contents will be rendered at the bottom of the header</li>
58      * <li>{@link JRCellContents#POSITION_Y_STRETCH JRCellContents.POSITION_Y_STRETCH} - the contents will be proportionally stretched to the new header size</li>
59      * </ul>
60      *
61      * @return the position of the header contents for header stretching
62      */
63     public byte getPosition();
64 }
65
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