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Java > Open Source Codes > org > apache > fop > fo > pagination > RegionAfter


1 /*
2  * $Id: RegionAfter.java,v 1.9.2.6 2003/04/11 00:24:41 pietsch Exp $
3  * ============================================================================
4  * The Apache Software License, Version 1.1
5  * ============================================================================
6  *
7  * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without modifica-
10  * tion, are permitted provided that the following conditions are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright notice,
13  * this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright notice,
16  * this list of conditions and the following disclaimer in the documentation
17  * and/or other materials provided with the distribution.
18  *
19  * 3. The end-user documentation included with the redistribution, if any, must
20  * include the following acknowledgment: "This product includes software
21  * developed by the Apache Software Foundation (http://www.apache.org/)."
22  * Alternately, this acknowledgment may appear in the software itself, if
23  * and wherever such third-party acknowledgments normally appear.
24  *
25  * 4. The names "FOP" and "Apache Software Foundation" must not be used to
26  * endorse or promote products derived from this software without prior
27  * written permission. For written permission, please contact
28  * apache@apache.org.
29  *
30  * 5. Products derived from this software may not be called "Apache", nor may
31  * "Apache" appear in their name, without prior written permission of the
32  * Apache Software Foundation.
33  *
34  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
35  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
36  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
37  * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
38  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
39  * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
40  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
41  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
42  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
43  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44  * ============================================================================
45  *
46  * This software consists of voluntary contributions made by many individuals
47  * on behalf of the Apache Software Foundation and was originally created by
48  * James Tauber <jtauber@jtauber.com>. For more information on the Apache
49  * Software Foundation, please see <http://www.apache.org/>.
50  */

51 package org.apache.fop.fo.pagination;
52
53 // FOP
54
import org.apache.fop.fo.*;
55 import org.apache.fop.fo.properties.*;
56 import org.apache.fop.apps.FOPException;
57 import org.apache.fop.layout.RegionArea;
58 import org.apache.fop.layout.BorderAndPadding;
59 import org.apache.fop.layout.BackgroundProps;
60
61 /**
62  * Class modeling the fo:region-after object.
63  *
64  * @see <a HREF="@XSLFO-STD@#fo_region-after"
65        target="_xslfostd">@XSLFO-STDID@
66  * &para;6.4.15</a>
67  */

68 public class RegionAfter extends Region {
69
70     public static class Maker extends FObj.Maker {
71         public FObj make(FObj parent, PropertyList propertyList,
72                          String JavaDoc systemId, int line, int column)
73             throws FOPException {
74             return new RegionAfter(parent, propertyList,
75                                    systemId, line, column);
76         }
77
78     }
79
80     public static FObj.Maker maker() {
81         return new RegionAfter.Maker();
82     }
83
84     public static final String JavaDoc REGION_CLASS = "after";
85
86     private int precedence;
87
88     protected RegionAfter(FObj parent, PropertyList propertyList,
89                         String JavaDoc systemId, int line, int column)
90         throws FOPException {
91         super(parent, propertyList, systemId, line, column);
92         precedence = this.properties.get("precedence").getEnum();
93     }
94
95     public String JavaDoc getName() {
96         return "fo:region-after";
97     }
98
99     RegionArea makeRegionArea(int allocationRectangleXPosition,
100                               int allocationRectangleYPosition,
101                               int allocationRectangleWidth,
102                               int allocationRectangleHeight) {
103
104         // Common Border, Padding, and Background Properties
105
BorderAndPadding bap = propMgr.getBorderAndPadding();
106         BackgroundProps bProps = propMgr.getBackgroundProps();
107
108         // this.properties.get("clip");
109
// this.properties.get("display-align");
110
int extent = this.properties.get("extent").getLength().mvalue();
111         // this.properties.get("overflow");
112
// this.properties.get("precedence");
113
// this.properties.get("region-name");
114
// this.properties.get("reference-orientation");
115
// this.properties.get("writing-mode");
116

117         RegionArea area = new RegionArea(allocationRectangleXPosition,
118                 allocationRectangleYPosition
119                     - allocationRectangleHeight + extent,
120                 allocationRectangleWidth, extent);
121         area.setBackground(bProps);
122         return area;
123     }
124
125     RegionArea makeRegionArea(int allocationRectangleXPosition,
126                               int allocationRectangleYPosition,
127                               int allocationRectangleWidth,
128                               int allocationRectangleHeight,
129                               int startExtent, int endExtent) {
130         if (getPrecedence() == false) {
131             allocationRectangleXPosition += startExtent;
132             allocationRectangleWidth -= startExtent + endExtent;
133         }
134         return makeRegionArea(allocationRectangleXPosition,
135                               allocationRectangleYPosition,
136                               allocationRectangleWidth,
137                               allocationRectangleHeight);
138     }
139
140     protected String JavaDoc getDefaultRegionName() {
141         return "xsl-region-after";
142     }
143
144     public String JavaDoc getRegionClass() {
145         return REGION_CLASS;
146     }
147
148     public boolean getPrecedence() {
149         return (precedence == Precedence.TRUE ? true : false);
150     }
151
152     public int getExtent() {
153         return properties.get("extent").getLength().mvalue();
154     }
155 }
156
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