iTextSharp-LGPL/src/core/iTextSharp/text/pdf/PdfPSXObject.cs

101 lines
4.0 KiB
C#

using System;
/*
* Copyright 2005 Paulo Soares
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or 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 Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* http://www.lowagie.com/iText/
*/
namespace iTextSharp.text.pdf {
/**
* Implements the PostScript XObject.
*/
public class PdfPSXObject : PdfTemplate {
/** Creates a new instance of PdfPSXObject */
protected PdfPSXObject() {
}
/**
* Constructs a PSXObject
* @param wr
*/
public PdfPSXObject(PdfWriter wr) : base(wr) {
}
/**
* Gets the stream representing this object.
*
* @param compressionLevel the compressionLevel
* @return the stream representing this template
* @since 2.1.3 (replacing the method without param compressionLevel)
* @throws IOException
*/
internal override PdfStream GetFormXObject(int compressionLevel) {
PdfStream s = new PdfStream(content.ToByteArray());
s.Put(PdfName.TYPE, PdfName.XOBJECT);
s.Put(PdfName.SUBTYPE, PdfName.PS);
s.FlateCompress(compressionLevel);
return s;
}
/**
* Gets a duplicate of this <CODE>PdfPSXObject</CODE>. All
* the members are copied by reference but the buffer stays different.
* @return a copy of this <CODE>PdfPSXObject</CODE>
*/
public override PdfContentByte Duplicate {
get {
PdfPSXObject tpl = new PdfPSXObject();
tpl.writer = writer;
tpl.pdf = pdf;
tpl.thisReference = thisReference;
tpl.pageResources = pageResources;
tpl.separator = separator;
return tpl;
}
}
}
}