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Devin Jankowski
2023-06-21 12:46:23 -04:00
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iTechSharp/iTextSharp/text/pdf/PdfPage.cs Normal file
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using System;
using System.Collections;
using iTextSharp.text;
/*
* $Id: PdfPage.cs,v 1.3 2008/05/13 11:25:21 psoares33 Exp $
*
*
* Copyright 1999, 2000, 2001, 2002 Bruno Lowagie
*
* 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 {
/**
* <CODE>PdfPage</CODE> is the PDF Page-object.
* <P>
* A Page object is a dictionary whose keys describe a single page containing text,
* graphics, and images. A Page onjects is a leaf of the Pages tree.<BR>
* This object is described in the 'Portable Document Format Reference Manual version 1.3'
* section 6.4 (page 73-81)
*
* @see PdfPageElement
* @see PdfPages
*/
public class PdfPage : PdfDictionary {
// membervariables
private static String[] boxStrings = {"crop", "trim", "art", "bleed"};
private static PdfName[] boxNames = {PdfName.CROPBOX, PdfName.TRIMBOX, PdfName.ARTBOX, PdfName.BLEEDBOX};
/** value of the <B>Rotate</B> key for a page in PORTRAIT */
public static PdfNumber PORTRAIT = new PdfNumber(0);
/** value of the <B>Rotate</B> key for a page in LANDSCAPE */
public static PdfNumber LANDSCAPE = new PdfNumber(90);
/** value of the <B>Rotate</B> key for a page in INVERTEDPORTRAIT */
public static PdfNumber INVERTEDPORTRAIT = new PdfNumber(180);
/** value of the <B>Rotate</B> key for a page in SEASCAPE */
public static PdfNumber SEASCAPE = new PdfNumber(270);
/** value of the <B>MediaBox</B> key */
PdfRectangle mediaBox;
// constructors
/**
* Constructs a <CODE>PdfPage</CODE>.
*
* @param mediaBox a value for the <B>MediaBox</B> key
* @param resources an indirect reference to a <CODE>PdfResources</CODE>-object
* @param rotate a value for the <B>Rotate</B> key
*/
internal PdfPage(PdfRectangle mediaBox, Hashtable boxSize, PdfDictionary resources, int rotate) : base(PAGE) {
this.mediaBox = mediaBox;
Put(PdfName.MEDIABOX, mediaBox);
Put(PdfName.RESOURCES, resources);
if (rotate != 0) {
Put(PdfName.ROTATE, new PdfNumber(rotate));
}
for (int k = 0; k < boxStrings.Length; ++k) {
PdfObject rect = (PdfObject)boxSize[boxStrings[k]];
if (rect != null)
Put(boxNames[k], rect);
}
}
/**
* Constructs a <CODE>PdfPage</CODE>.
*
* @param mediaBox a value for the <B>MediaBox</B> key
* @param resources an indirect reference to a <CODE>PdfResources</CODE>-object
*/
internal PdfPage(PdfRectangle mediaBox, Hashtable boxSize, PdfDictionary resources) : this(mediaBox, boxSize, resources, 0) {
}
/**
* Checks if this page element is a tree of pages.
* <P>
* This method allways returns <CODE>false</CODE>.
*
* @return <CODE>false</CODE> because this is a single page
*/
public bool IsParent() {
return false;
}
// methods
/**
* Adds an indirect reference pointing to a <CODE>PdfContents</CODE>-object.
*
* @param contents an indirect reference to a <CODE>PdfContents</CODE>-object
*/
internal void Add(PdfIndirectReference contents) {
Put(PdfName.CONTENTS, contents);
}
/**
* Rotates the mediabox, but not the text in it.
*
* @return a <CODE>PdfRectangle</CODE>
*/
internal PdfRectangle RotateMediaBox() {
this.mediaBox = mediaBox.Rotate;
Put(PdfName.MEDIABOX, this.mediaBox);
return this.mediaBox;
}
/**
* Returns the MediaBox of this Page.
*
* @return a <CODE>PdfRectangle</CODE>
*/
internal PdfRectangle MediaBox {
get {
return mediaBox;
}
}
}
}