1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
|
/**
* ===========================================
* LibLayout : a free Java layouting library
* ===========================================
*
* Project Info: http://reporting.pentaho.org/liblayout/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* This library is free software; you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Foundation;
* either version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, MA 02111-1307, USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------
* $Id: FlatStyleResolver.java 3524 2007-10-16 11:26:31Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting.layouter.style.resolver;
import org.jfree.layouting.LayoutProcess;
import org.jfree.layouting.State;
import org.jfree.layouting.StateException;
import org.jfree.layouting.input.style.PageAreaType;
import org.jfree.layouting.input.style.PseudoPage;
import org.jfree.layouting.input.style.StyleKey;
import org.jfree.layouting.input.style.values.CSSValue;
import org.jfree.layouting.layouter.context.LayoutContext;
import org.jfree.layouting.layouter.context.LayoutStyle;
import org.jfree.layouting.layouter.model.LayoutElement;
/**
* Not yet used. Needs to be implemented. Its my fast resolver, but that
* one needs more thinking and more tweaking.
*/
public class FlatStyleResolver extends AbstractStyleResolver
{
public FlatStyleResolver ()
{
}
public StyleResolver deriveInstance ()
{
return this;
}
public void initialize (final LayoutProcess layoutProcess)
{
super.initialize(layoutProcess);
}
protected void resolveOutOfContext(final LayoutElement element)
{
}
public LayoutStyle resolvePageStyle(final CSSValue pageName,
final PseudoPage[] pseudoPages,
final PageAreaType pageArea)
{
return null;
}
/**
* Performs tests, whether there is a pseudo-element definition for the given
* element. The element itself can be a pseudo-element as well.
*
* @param element
* @param pseudo
* @return
*/
public boolean isPseudoElementStyleResolvable(final LayoutElement element,
final String pseudo)
{
return false;
}
/**
* Resolves the style. This is guaranteed to be called in the order of the document
* elements traversing the document tree using the 'deepest-node-first' strategy.
*
* @param node
*/
public void resolveStyle (final LayoutElement node)
{
// this is a three stage process
final LayoutContext layoutContext = node.getLayoutContext();
final StyleKey[] keys = getKeys();
// Stage 0: Initialize with the built-in defaults
// Stage 1a: Add the parent styles (but only the one marked as inheritable).
final LayoutStyle initialStyle = getInitialStyle();
// initialize the style ...
for (int i = 0; i < keys.length; i++)
{
final StyleKey key = keys[i];
layoutContext.setValue(key, initialStyle.getValue(key));
}
// Stage 2: Search for all class attributes, and lookup the corresponding
// style. The sty
}
public State saveState() throws StateException
{
return null;
}
}
|
