diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/PdfReaderInstance.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/PdfReaderInstance.java | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/PdfReaderInstance.java b/src/main/java/com/lowagie/text/pdf/PdfReaderInstance.java deleted file mode 100644 index 294e52d..0000000 --- a/src/main/java/com/lowagie/text/pdf/PdfReaderInstance.java +++ /dev/null @@ -1,182 +0,0 @@ -/*
- * $Id: PdfReaderInstance.java,v 1.52 2005/11/01 12:27:05 psoares33 Exp $
- * $Name: $
- *
- * Copyright 2001, 2002 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/
- */
-
-package com.lowagie.text.pdf;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.io.*;
-/**
- * Instance of PdfReader in each output document.
- *
- * @author Paulo Soares (psoares@consiste.pt)
- */
-class PdfReaderInstance {
- static final PdfLiteral IDENTITYMATRIX = new PdfLiteral("[1 0 0 1 0 0]");
- static final PdfNumber ONE = new PdfNumber(1);
- int myXref[];
- PdfReader reader;
- RandomAccessFileOrArray file;
- HashMap importedPages = new HashMap();
- PdfWriter writer;
- HashMap visited = new HashMap();
- ArrayList nextRound = new ArrayList();
-
- PdfReaderInstance(PdfReader reader, PdfWriter writer) {
- this.reader = reader;
- this.writer = writer;
- file = reader.getSafeFile();
- myXref = new int[reader.getXrefSize()];
- }
-
- PdfReader getReader() {
- return reader;
- }
-
- PdfImportedPage getImportedPage(int pageNumber) {
- if (pageNumber < 1 || pageNumber > reader.getNumberOfPages())
- throw new IllegalArgumentException("Invalid page number");
- Integer i = new Integer(pageNumber);
- PdfImportedPage pageT = (PdfImportedPage)importedPages.get(i);
- if (pageT == null) {
- pageT = new PdfImportedPage(this, writer, pageNumber);
- importedPages.put(i, pageT);
- }
- return pageT;
- }
-
- int getNewObjectNumber(int number, int generation) {
- if (myXref[number] == 0) {
- myXref[number] = writer.getIndirectReferenceNumber();
- nextRound.add(new Integer(number));
- }
- return myXref[number];
- }
-
- RandomAccessFileOrArray getReaderFile() {
- return file;
- }
-
- PdfObject getResources(int pageNumber) {
- PdfObject obj = PdfReader.getPdfObjectRelease(reader.getPageNRelease(pageNumber).get(PdfName.RESOURCES));
- return obj;
- }
-
-
- PdfStream getFormXObject(int pageNumber) throws IOException {
- PdfDictionary page = reader.getPageNRelease(pageNumber);
- PdfObject contents = PdfReader.getPdfObjectRelease(page.get(PdfName.CONTENTS));
- PdfDictionary dic = new PdfDictionary();
- byte bout[] = null;
- if (contents != null) {
- if (contents.isStream())
- dic.putAll((PRStream)contents);
- else
- bout = reader.getPageContent(pageNumber, file);
- }
- else
- bout = new byte[0];
- dic.put(PdfName.RESOURCES, PdfReader.getPdfObjectRelease(page.get(PdfName.RESOURCES)));
- dic.put(PdfName.TYPE, PdfName.XOBJECT);
- dic.put(PdfName.SUBTYPE, PdfName.FORM);
- PdfImportedPage impPage = (PdfImportedPage)importedPages.get(new Integer(pageNumber));
- dic.put(PdfName.BBOX, new PdfRectangle(impPage.getBoundingBox()));
- PdfArray matrix = impPage.getMatrix();
- if (matrix == null)
- dic.put(PdfName.MATRIX, IDENTITYMATRIX);
- else
- dic.put(PdfName.MATRIX, matrix);
- dic.put(PdfName.FORMTYPE, ONE);
- PRStream stream;
- if (bout == null) {
- stream = new PRStream((PRStream)contents, dic);
- }
- else {
- stream = new PRStream(reader, bout);
- stream.putAll(dic);
- }
- return stream;
- }
-
- void writeAllVisited() throws IOException {
- while (nextRound.size() > 0) {
- ArrayList vec = nextRound;
- nextRound = new ArrayList();
- for (int k = 0; k < vec.size(); ++k) {
- Integer i = (Integer)vec.get(k);
- if (!visited.containsKey(i)) {
- visited.put(i, null);
- int n = i.intValue();
- writer.addToBody(reader.getPdfObjectRelease(n), myXref[n]);
- }
- }
- }
- }
-
- void writeAllPages() throws IOException {
- try {
- file.reOpen();
- for (Iterator it = importedPages.values().iterator(); it.hasNext();) {
- PdfImportedPage ip = (PdfImportedPage)it.next();
- writer.addToBody(ip.getFormXObject(), ip.getIndirectReference());
- }
- writeAllVisited();
- }
- finally {
- try {
- reader.close();
- file.close();
- }
- catch (Exception e) {
- //Empty on purpose
- }
- }
- }
-}
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