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Java > Open Source Codes > com > lowagie > text > pdf > PdfFormXObject


1 /*
2  * $Id: PdfFormXObject.java 1824 2005-07-16 16:49:35Z blowagie $
3  * $Name$
4  *
5  * Copyright 1999, 2000, 2001, 2002 Bruno Lowagie
6  *
7  * The contents of this file are subject to the Mozilla Public License Version 1.1
8  * (the "License"); you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at http://www.mozilla.org/MPL/
10  *
11  * Software distributed under the License is distributed on an "AS IS" basis,
12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13  * for the specific language governing rights and limitations under the License.
14  *
15  * The Original Code is 'iText, a free JAVA-PDF library'.
16  *
17  * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
18  * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
19  * All Rights Reserved.
20  * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
21  * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
22  *
23  * Contributor(s): all the names of the contributors are added in the source code
24  * where applicable.
25  *
26  * Alternatively, the contents of this file may be used under the terms of the
27  * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
28  * provisions of LGPL are applicable instead of those above. If you wish to
29  * allow use of your version of this file only under the terms of the LGPL
30  * License and not to allow others to use your version of this file under
31  * the MPL, indicate your decision by deleting the provisions above and
32  * replace them with the notice and other provisions required by the LGPL.
33  * If you do not delete the provisions above, a recipient may use your version
34  * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
35  *
36  * This library is free software; you can redistribute it and/or modify it
37  * under the terms of the MPL as stated above or under the terms of the GNU
38  * Library General Public License as published by the Free Software Foundation;
39  * either version 2 of the License, or any later version.
40  *
41  * This library is distributed in the hope that it will be useful, but WITHOUT
42  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
43  * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
44  * details.
45  *
46  * If you didn't download this code from the following link, you should check if
47  * you aren't using an obsolete version:
48  * http://www.lowagie.com/iText/
49  */

50
51 package com.lowagie.text.pdf;
52
53 /**
54  * <CODE>PdfFormObject</CODE> is a type of XObject containing a template-object.
55  */

56
57 public class PdfFormXObject extends PdfStream {
58     
59     // public static final variables
60

61 /** This is a PdfNumber representing 0. */
62     public static final PdfNumber ZERO = new PdfNumber(0);
63     
64 /** This is a PdfNumber representing 1. */
65     public static final PdfNumber ONE = new PdfNumber(1);
66     
67 /** This is the 1 - matrix. */
68     public static final PdfLiteral MATRIX = new PdfLiteral("[1 0 0 1 0 0]");
69     
70     // membervariables
71

72     
73     // constructor
74

75 /**
76  * Constructs a <CODE>PdfFormXObject</CODE>-object.
77  *
78  * @param template the template
79  */

80     
81     PdfFormXObject(PdfTemplate template) // throws BadPdfFormatException
82
{
83         super();
84         put(PdfName.TYPE, PdfName.XOBJECT);
85         put(PdfName.SUBTYPE, PdfName.FORM);
86         put(PdfName.RESOURCES, template.getResources());
87         put(PdfName.BBOX, new PdfRectangle(template.getBoundingBox()));
88         put(PdfName.FORMTYPE, ONE);
89         if (template.getLayer() != null)
90             put(PdfName.OC, template.getLayer().getRef());
91         if (template.getGroup() != null)
92             put(PdfName.GROUP, template.getGroup());
93         PdfArray matrix = template.getMatrix();
94         if (matrix == null)
95             put(PdfName.MATRIX, MATRIX);
96         else
97             put(PdfName.MATRIX, matrix);
98         bytes = template.toPdf(null);
99         put(PdfName.LENGTH, new PdfNumber(bytes.length));
100         flateCompress();
101     }
102     
103 }
104
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