001: /*
002: * $Id: PdfFormXObject.java 1824 2005-07-16 16:49:35Z blowagie $
003: * $Name$
004: *
005: * Copyright 1999, 2000, 2001, 2002 Bruno Lowagie
006: *
007: * The contents of this file are subject to the Mozilla Public License Version 1.1
008: * (the "License"); you may not use this file except in compliance with the License.
009: * You may obtain a copy of the License at http://www.mozilla.org/MPL/
010: *
011: * Software distributed under the License is distributed on an "AS IS" basis,
012: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
013: * for the specific language governing rights and limitations under the License.
014: *
015: * The Original Code is 'iText, a free JAVA-PDF library'.
016: *
017: * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
018: * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
019: * All Rights Reserved.
020: * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
021: * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
022: *
023: * Contributor(s): all the names of the contributors are added in the source code
024: * where applicable.
025: *
026: * Alternatively, the contents of this file may be used under the terms of the
027: * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
028: * provisions of LGPL are applicable instead of those above. If you wish to
029: * allow use of your version of this file only under the terms of the LGPL
030: * License and not to allow others to use your version of this file under
031: * the MPL, indicate your decision by deleting the provisions above and
032: * replace them with the notice and other provisions required by the LGPL.
033: * If you do not delete the provisions above, a recipient may use your version
034: * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
035: *
036: * This library is free software; you can redistribute it and/or modify it
037: * under the terms of the MPL as stated above or under the terms of the GNU
038: * Library General Public License as published by the Free Software Foundation;
039: * either version 2 of the License, or any later version.
040: *
041: * This library is distributed in the hope that it will be useful, but WITHOUT
042: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
043: * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
044: * details.
045: *
046: * If you didn't download this code from the following link, you should check if
047: * you aren't using an obsolete version:
048: * http://www.lowagie.com/iText/
049: */
050:
051: package com.lowagie.text.pdf;
052:
053: /**
054: * <CODE>PdfFormObject</CODE> is a type of XObject containing a template-object.
055: */
056:
057: public class PdfFormXObject extends PdfStream {
058:
059: // public static final variables
060:
061: /** This is a PdfNumber representing 0. */
062: public static final PdfNumber ZERO = new PdfNumber(0);
063:
064: /** This is a PdfNumber representing 1. */
065: public static final PdfNumber ONE = new PdfNumber(1);
066:
067: /** This is the 1 - matrix. */
068: public static final PdfLiteral MATRIX = new PdfLiteral(
069: "[1 0 0 1 0 0]");
070:
071: // membervariables
072:
073: // constructor
074:
075: /**
076: * Constructs a <CODE>PdfFormXObject</CODE>-object.
077: *
078: * @param template the template
079: */
080:
081: PdfFormXObject(PdfTemplate template) // throws BadPdfFormatException
082: {
083: super ();
084: put(PdfName.TYPE, PdfName.XOBJECT);
085: put(PdfName.SUBTYPE, PdfName.FORM);
086: put(PdfName.RESOURCES, template.getResources());
087: put(PdfName.BBOX, new PdfRectangle(template.getBoundingBox()));
088: put(PdfName.FORMTYPE, ONE);
089: if (template.getLayer() != null)
090: put(PdfName.OC, template.getLayer().getRef());
091: if (template.getGroup() != null)
092: put(PdfName.GROUP, template.getGroup());
093: PdfArray matrix = template.getMatrix();
094: if (matrix == null)
095: put(PdfName.MATRIX, MATRIX);
096: else
097: put(PdfName.MATRIX, matrix);
098: bytes = template.toPdf(null);
099: put(PdfName.LENGTH, new PdfNumber(bytes.length));
100: flateCompress();
101: }
102:
103: }
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