01: /*
02: * ============================================================================
03: * GNU Lesser General Public License
04: * ============================================================================
05: *
06: * JasperReports - Free Java report-generating library.
07: * Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
08: *
09: * 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: * Crosstab data cell interface.
32: *
33: * @author Lucian Chirita (lucianc@users.sourceforge.net)
34: * @version $Id: JRCrosstabCell.java 1229 2006-04-19 10:27:35Z teodord $
35: * @see net.sf.jasperreports.crosstabs.JRCrosstab#getCells()
36: */
37: public interface JRCrosstabCell {
38: /**
39: * Returns the width of the cell.
40: * <p>
41: * The width of the cell can be unspecified.
42: * The width used for the cell is computed base on the rules described
43: * {@link net.sf.jasperreports.crosstabs.JRCrosstab#getCells() here}.
44: *
45: * @return the width of the cell
46: */
47: public Integer getWidth();
48:
49: /**
50: * Returns the height of the cell.
51: * <p>
52: * The height of the cell can be unspecified.
53: * The height used for the cell is computed base on the rules described
54: * {@link net.sf.jasperreports.crosstabs.JRCrosstab#getCells() here}.
55: *
56: * @return the width of the cell
57: */
58: public Integer getHeight();
59:
60: /**
61: * Returns the name of the row group if the crosstab cell corresponds to a total row
62: * and <code>null</code> otherwise.
63: *
64: * @return the name of the total row group this cell corresponds to
65: */
66: public String getRowTotalGroup();
67:
68: /**
69: * Returns the name of the column group if the crosstab cell corresponds to a total column
70: * and <code>null</code> otherwise.
71: *
72: * @return the name of the total column group this cell corresponds to
73: */
74: public String getColumnTotalGroup();
75:
76: /**
77: * Returns the cell contents.
78: * <p>
79: * Should never return null, but empty cell contents instead.
80: *
81: * @return the cell contents
82: */
83: public JRCellContents getContents();
84: }
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