01: /**
02: * ===========================================
03: * JFreeReport : a free Java reporting library
04: * ===========================================
05: *
06: * Project Info: http://reporting.pentaho.org/
07: *
08: * (C) Copyright 2001-2007, by Object Refinery Ltd, Pentaho Corporation and Contributors.
09: *
10: * This library is free software; you can redistribute it and/or modify it under the terms
11: * of the GNU Lesser General Public License as published by the Free Software Foundation;
12: * either 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, but WITHOUT ANY WARRANTY;
15: * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16: * See the GNU Lesser General Public License for more details.
17: *
18: * You should have received a copy of the GNU Lesser General Public License along with this
19: * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20: * Boston, MA 02111-1307, USA.
21: *
22: * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
23: * in the United States and other countries.]
24: *
25: * ------------
26: * TextSequenceElement.java
27: * ------------
28: * (C) Copyright 2001-2007, by Object Refinery Ltd, Pentaho Corporation and Contributors.
29: */package org.jfree.report.layout.process.layoutrules;
30:
31: import org.jfree.report.layout.model.RenderNode;
32: import org.jfree.report.layout.model.RenderableText;
33:
34: /**
35: * Text in a line. A text item is special as it may shrink or stretch to
36: * better fit the line. If hyphenation is implemented, it may even split or
37: * change into a different text (this happens a lot in the german language).
38: *
39: * @author Thomas Morgner
40: */
41: public class TextSequenceElement implements InlineSequenceElement {
42: public static final InlineSequenceElement INSTANCE = new TextSequenceElement();
43:
44: private TextSequenceElement() {
45: }
46:
47: /**
48: * The width of the element. This is the minimum width of the element.
49: *
50: * @return
51: */
52: public long getMinimumWidth(final RenderNode node) {
53: final RenderableText text = (RenderableText) node;
54: return text.getMinimumWidth();
55: }
56:
57: /**
58: * The extra-space width for an element. Some elements can expand to fill some
59: * more space (justified text is a good example, adding some space between the
60: * letters of each word to reduce the inner-word spacing).
61: *
62: * @return
63: */
64: public long getMaximumWidth(final RenderNode node) {
65: final RenderableText text = (RenderableText) node;
66: return text.getPreferredWidth();
67: }
68:
69: public boolean isPreserveWhitespace(final RenderNode node) {
70: return false;
71: }
72:
73: }
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