diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/pdf/PdfStamperImp.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/pdf/PdfStamperImp.java | 1461 |
1 files changed, 0 insertions, 1461 deletions
diff --git a/src/main/java/com/lowagie/text/pdf/PdfStamperImp.java b/src/main/java/com/lowagie/text/pdf/PdfStamperImp.java deleted file mode 100644 index 7a36cf6..0000000 --- a/src/main/java/com/lowagie/text/pdf/PdfStamperImp.java +++ /dev/null @@ -1,1461 +0,0 @@ -/*
- * Copyright 2003 by 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.io.IOException;
-import java.io.OutputStream;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.List;
-
-import com.lowagie.text.DocumentException;
-import com.lowagie.text.Rectangle;
-import com.lowagie.text.Image;
-import com.lowagie.text.ExceptionConverter;
-
-// wprinz: had to change this to public, as we want to explicitely mark something as USED.
-public class PdfStamperImp extends PdfWriter {
- HashMap readers2intrefs = new HashMap();
- HashMap readers2file = new HashMap();
- RandomAccessFileOrArray file;
- PdfReader reader;
- IntHashtable myXref = new IntHashtable();
- /** Integer(page number) -> PageStamp */
- HashMap pagesToContent = new HashMap();
- boolean closed = false;
- /** Holds value of property rotateContents. */
- private boolean rotateContents = true;
- protected AcroFields acroFields;
- protected boolean flat = false;
- protected boolean flatFreeText = false;
- protected int namePtr[] = {0};
- protected boolean namedAsNames;
- protected List newBookmarks;
- protected HashSet partialFlattening = new HashSet();
- protected boolean useVp = false;
- protected int vp = 0;
- protected HashMap fieldTemplates = new HashMap();
- protected boolean fieldsAdded = false;
- protected int sigFlags = 0;
- protected boolean append;
- protected IntHashtable marked;
- protected int initialXrefSize;
- protected PdfAction openAction;
-
- // egiz code:
- protected PdfName egiz_dict_name = null;
- protected PdfIndirectReference egiz_dict_ir = null;
- /**
- * Sets the key and the contents of the entry to be added to the trailer if an egiz dict is present.
- * @param name The name of the egiz dict in the trailer.
- * @param ir The indirect reference of the egiz dict.
- */
- public void setEgizDictTrailerInfo(PdfName name, PdfIndirectReference ir)
- {
- this.egiz_dict_name = name;
- this.egiz_dict_ir = ir;
- }
- // end egiz code;
-
-
- /** Creates new PdfStamperImp.
- * @param reader the read PDF
- * @param os the output destination
- * @param pdfVersion the new pdf version or '\0' to keep the same version as the original
- * document
- * @param append
- * @throws DocumentException on error
- * @throws IOException
- */
- PdfStamperImp(PdfReader reader, OutputStream os, char pdfVersion, boolean append) throws DocumentException, IOException {
- super(new PdfDocument(), os);
- if (reader.isTampered())
- throw new DocumentException("The original document was reused. Read it again from file.");
- reader.setTampered(true);
- this.reader = reader;
- file = reader.getSafeFile();
- this.append = append;
- if (append) {
- if (reader.isRebuilt())
- throw new DocumentException("Append mode requires a document without errors even if recovery was possible.");
- if (reader.isEncrypted())
- crypto = new PdfEncryption(reader.getDecrypt());
- HEADER = getISOBytes("\n");
- file.reOpen();
- byte buf[] = new byte[8192];
- int n;
- while ((n = file.read(buf)) > 0)
- this.os.write(buf, 0, n);
- file.close();
- prevxref = reader.getLastXref();
- reader.setAppendable(true);
- }
- else {
- if (pdfVersion == 0)
- super.setPdfVersion(reader.getPdfVersion());
- else
- super.setPdfVersion(pdfVersion);
- }
- super.open();
- pdf.addWriter(this);
- if (append) {
- body.setRefnum(reader.getXrefSize());
- marked = new IntHashtable();
- if (reader.isNewXrefType())
- fullCompression = true;
- if (reader.isHybridXref())
- fullCompression = false;
- }
- initialXrefSize = reader.getXrefSize();
- }
-
- void close(HashMap moreInfo) throws DocumentException, IOException {
- if (closed)
- return;
- if (useVp) {
- reader.setViewerPreferences(vp);
- markUsed(reader.getTrailer().get(PdfName.ROOT));
- }
- if (flat)
- flatFields();
- if (flatFreeText)
- flatFreeTextFields();
- addFieldResources();
- if (sigFlags != 0) {
- PdfDictionary acroForm = (PdfDictionary)PdfReader.getPdfObject(reader.getCatalog().get(PdfName.ACROFORM), reader.getCatalog());
- if (acroForm != null) {
- acroForm.put(PdfName.SIGFLAGS, new PdfNumber(sigFlags));
- markUsed(acroForm);
- }
- }
- closed = true;
- addSharedObjectsToBody();
- setOutlines();
- setJavaScript();
- addFileAttachments();
- if (openAction != null) {
- reader.getCatalog().put(PdfName.OPENACTION, openAction);
- }
- // if there is XMP data to add: add it
- if (xmpMetadata != null) {
- PdfDictionary catalog = reader.getCatalog();
- PdfStream xmp = new PdfStream(xmpMetadata);
- xmp.put(PdfName.TYPE, PdfName.METADATA);
- xmp.put(PdfName.SUBTYPE, PdfName.XML);
- catalog.put(PdfName.METADATA, body.add(xmp).getIndirectReference());
- markUsed(catalog);
- }
- PRIndirectReference iInfo = null;
- try {
- file.reOpen();
- alterContents();
- iInfo = (PRIndirectReference)reader.trailer.get(PdfName.INFO);
- int skip = -1;
- if (iInfo != null)
- skip = iInfo.getNumber();
- int rootN = ((PRIndirectReference)reader.trailer.get(PdfName.ROOT)).getNumber();
- if (append) {
- int keys[] = marked.getKeys();
- for (int k = 0; k < keys.length; ++k) {
- int j = keys[k];
- PdfObject obj = reader.getPdfObjectRelease(j);
- if (obj != null && skip != j && j < initialXrefSize) {
- addToBody(obj, j, j != rootN);
- }
- }
- for (int k = initialXrefSize; k < reader.getXrefSize(); ++k) {
- PdfObject obj = reader.getPdfObject(k);
- if (obj != null) {
- addToBody(obj, getNewObjectNumber(reader, k, 0));
- }
- }
- }
- else {
- for (int k = 1; k < reader.getXrefSize(); ++k) {
- PdfObject obj = reader.getPdfObjectRelease(k);
- if (obj != null && skip != k) {
- addToBody(obj, getNewObjectNumber(reader, k, 0), k != rootN);
- }
- }
- }
- }
- finally {
- try {
- file.close();
- }
- catch (Exception e) {
- // empty on purpose
- }
- }
- PdfIndirectReference encryption = null;
- PdfObject fileID = null;
- if (crypto != null) {
- if (append) {
- encryption = reader.getCryptoRef();
- }
- else {
- PdfIndirectObject encryptionObject = addToBody(crypto.getEncryptionDictionary(), false);
- encryption = encryptionObject.getIndirectReference();
- }
- fileID = crypto.getFileID();
- }
- PRIndirectReference iRoot = (PRIndirectReference)reader.trailer.get(PdfName.ROOT);
- PdfIndirectReference root = new PdfIndirectReference(0, getNewObjectNumber(reader, iRoot.getNumber(), 0));
- PdfIndirectReference info = null;
- PdfDictionary oldInfo = (PdfDictionary)PdfReader.getPdfObject(iInfo);
- PdfDictionary newInfo = new PdfDictionary();
- if (oldInfo != null) {
- for (Iterator i = oldInfo.getKeys().iterator(); i.hasNext();) {
- PdfName key = (PdfName)i.next();
- PdfObject value = PdfReader.getPdfObject(oldInfo.get(key));
- newInfo.put(key, value);
- }
- }
- if (moreInfo != null) {
- for (Iterator i = moreInfo.keySet().iterator(); i.hasNext();) {
- String key = (String)i.next();
- PdfName keyName = new PdfName(key);
- String value = (String)moreInfo.get(key);
- if (value == null)
- newInfo.remove(keyName);
- else
- newInfo.put(keyName, new PdfString(value, PdfObject.TEXT_UNICODE));
- }
- }
- if (append) {
- if (iInfo == null)
- info = addToBody(newInfo, false).getIndirectReference();
- else
- info = addToBody(newInfo, iInfo.getNumber(), false).getIndirectReference();
- }
- else {
- if (!newInfo.getKeys().isEmpty())
- info = addToBody(newInfo, false).getIndirectReference();
- }
- // write the cross-reference table of the body
- body.writeCrossReferenceTable(os, root, info, encryption, fileID, prevxref);
- if (fullCompression) {
- os.write(getISOBytes("startxref\n"));
- os.write(getISOBytes(String.valueOf(body.offset())));
- os.write(getISOBytes("\n%%EOF\n"));
- }
- else {
- PdfTrailer trailer = new PdfTrailer(body.size(),
- body.offset(),
- root,
- info,
- encryption,
- fileID, prevxref);
- // EGIZ code - add EGIZ dict to trailer)
- if (this.egiz_dict_name != null)
- {
- trailer.put(this.egiz_dict_name, this.egiz_dict_ir);
- }
- // endo of egiz code.
- trailer.toPdf(this, os);
- }
- os.flush();
- if (isCloseStream())
- os.close();
- reader.close();
- }
-
- void applyRotation(PdfDictionary pageN, ByteBuffer out) {
- if (!rotateContents)
- return;
- Rectangle page = reader.getPageSizeWithRotation(pageN);
- int rotation = page.getRotation();
- switch (rotation) {
- case 90:
- out.append(PdfContents.ROTATE90);
- out.append(page.top());
- out.append(' ').append('0').append(PdfContents.ROTATEFINAL);
- break;
- case 180:
- out.append(PdfContents.ROTATE180);
- out.append(page.right());
- out.append(' ');
- out.append(page.top());
- out.append(PdfContents.ROTATEFINAL);
- break;
- case 270:
- out.append(PdfContents.ROTATE270);
- out.append('0').append(' ');
- out.append(page.right());
- out.append(PdfContents.ROTATEFINAL);
- break;
- }
- }
-
- void alterContents() throws IOException {
- for (Iterator i = pagesToContent.values().iterator(); i.hasNext();) {
- PageStamp ps = (PageStamp)i.next();
- PdfDictionary pageN = ps.pageN;
- markUsed(pageN);
- PdfArray ar = null;
- PdfObject content = PdfReader.getPdfObject(pageN.get(PdfName.CONTENTS), pageN);
- if (content == null) {
- ar = new PdfArray();
- pageN.put(PdfName.CONTENTS, ar);
- }
- else if (content.isArray()) {
- ar = (PdfArray)content;
- markUsed(ar);
- }
- else if (content.isStream()) {
- ar = new PdfArray();
- ar.add(pageN.get(PdfName.CONTENTS));
- pageN.put(PdfName.CONTENTS, ar);
- }
- else {
- ar = new PdfArray();
- pageN.put(PdfName.CONTENTS, ar);
- }
- ByteBuffer out = new ByteBuffer();
- if (ps.under != null) {
- out.append(PdfContents.SAVESTATE);
- applyRotation(pageN, out);
- out.append(ps.under.getInternalBuffer());
- out.append(PdfContents.RESTORESTATE);
- }
- if (ps.over != null)
- out.append(PdfContents.SAVESTATE);
- PdfStream stream = new PdfStream(out.toByteArray());
- try{stream.flateCompress();}catch(Exception e){throw new ExceptionConverter(e);}
- ar.addFirst(addToBody(stream).getIndirectReference());
- out.reset();
- if (ps.over != null) {
- out.append(' ');
- out.append(PdfContents.RESTORESTATE);
- out.append(PdfContents.SAVESTATE);
- applyRotation(pageN, out);
- out.append(ps.over.getInternalBuffer());
- out.append(PdfContents.RESTORESTATE);
- stream = new PdfStream(out.toByteArray());
- try{stream.flateCompress();}catch(Exception e){throw new ExceptionConverter(e);}
- ar.add(addToBody(stream).getIndirectReference());
- }
- alterResources(ps);
- }
- }
-
- void alterResources(PageStamp ps) {
- ps.pageN.put(PdfName.RESOURCES, ps.pageResources.getResources());
- }
-
- protected int getNewObjectNumber(PdfReader reader, int number, int generation) {
- IntHashtable ref = (IntHashtable)readers2intrefs.get(reader);
- if (ref != null) {
- int n = ref.get(number);
- if (n == 0) {
- n = getIndirectReferenceNumber();
- ref.put(number, n);
- }
- return n;
- }
- if (currentPdfReaderInstance == null) {
- if (append && number < initialXrefSize)
- return number;
- int n = myXref.get(number);
- if (n == 0) {
- n = getIndirectReferenceNumber();
- myXref.put(number, n);
- }
- return n;
- }
- else
- return currentPdfReaderInstance.getNewObjectNumber(number, generation);
- }
-
- RandomAccessFileOrArray getReaderFile(PdfReader reader) {
- if (readers2intrefs.containsKey(reader)) {
- RandomAccessFileOrArray raf = (RandomAccessFileOrArray)readers2file.get(reader);
- if (raf != null)
- return raf;
- return reader.getSafeFile();
- }
- if (currentPdfReaderInstance == null)
- return file;
- else
- return currentPdfReaderInstance.getReaderFile();
- }
-
- /**
- * @param reader
- * @param openFile
- * @throws IOException
- */
- public void registerReader(PdfReader reader, boolean openFile) throws IOException {
- if (readers2intrefs.containsKey(reader))
- return;
- readers2intrefs.put(reader, new IntHashtable());
- if (openFile) {
- RandomAccessFileOrArray raf = reader.getSafeFile();
- readers2file.put(reader, raf);
- raf.reOpen();
- }
- }
-
- /**
- * @param reader
- */
- public void unRegisterReader(PdfReader reader) {
- if (!readers2intrefs.containsKey(reader))
- return;
- readers2intrefs.remove(reader);
- RandomAccessFileOrArray raf = (RandomAccessFileOrArray)readers2file.get(reader);
- if (raf == null)
- return;
- readers2file.remove(reader);
- try{raf.close();}catch(Exception e){}
- }
-
- static void findAllObjects(PdfReader reader, PdfObject obj, IntHashtable hits) {
- if (obj == null)
- return;
- switch (obj.type()) {
- case PdfObject.INDIRECT:
- PRIndirectReference iref = (PRIndirectReference)obj;
- if (reader != iref.getReader())
- return;
- if (hits.containsKey(iref.getNumber()))
- return;
- hits.put(iref.getNumber(), 1);
- findAllObjects(reader, PdfReader.getPdfObject(obj), hits);
- return;
- case PdfObject.ARRAY:
- ArrayList lst = ((PdfArray)obj).getArrayList();
- for (int k = 0; k < lst.size(); ++k) {
- findAllObjects(reader, (PdfObject)lst.get(k), hits);
- }
- return;
- case PdfObject.DICTIONARY:
- case PdfObject.STREAM:
- PdfDictionary dic = (PdfDictionary)obj;
- for (Iterator it = dic.getKeys().iterator(); it.hasNext();) {
- PdfName name = (PdfName)it.next();
- findAllObjects(reader, dic.get(name), hits);
- }
- return;
- }
- }
-
- /**
- * @param fdf
- * @throws IOException
- */
- public void addComments(FdfReader fdf) throws IOException{
- if (readers2intrefs.containsKey(fdf))
- return;
- PdfDictionary catalog = fdf.getCatalog();
- catalog = (PdfDictionary)PdfReader.getPdfObject(catalog.get(PdfName.FDF));
- if (catalog == null)
- return;
- PdfArray annots = (PdfArray)PdfReader.getPdfObject(catalog.get(PdfName.ANNOTS));
- if (annots == null || annots.size() == 0)
- return;
- registerReader(fdf, false);
- IntHashtable hits = new IntHashtable();
- HashMap irt = new HashMap();
- ArrayList an = new ArrayList();
- ArrayList ar = annots.getArrayList();
- for (int k = 0; k < ar.size(); ++k) {
- PdfObject obj = (PdfObject)ar.get(k);
- PdfDictionary annot = (PdfDictionary)PdfReader.getPdfObject(obj);
- PdfNumber page = (PdfNumber)PdfReader.getPdfObject(annot.get(PdfName.PAGE));
- if (page == null || page.intValue() >= reader.getNumberOfPages())
- continue;
- findAllObjects(fdf, obj, hits);
- an.add(obj);
- if (obj.type() == PdfObject.INDIRECT) {
- PdfObject nm = PdfReader.getPdfObject(annot.get(PdfName.NM));
- if (nm != null && nm.type() == PdfObject.STRING)
- irt.put(nm.toString(), obj);
- }
- }
- int arhits[] = hits.getKeys();
- for (int k = 0; k < arhits.length; ++k) {
- int n = arhits[k];
- PdfObject obj = fdf.getPdfObject(n);
- if (obj.type() == PdfObject.DICTIONARY) {
- PdfObject str = PdfReader.getPdfObject(((PdfDictionary)obj).get(PdfName.IRT));
- if (str != null && str.type() == PdfObject.STRING) {
- PdfObject i = (PdfObject)irt.get(str.toString());
- if (i != null) {
- PdfDictionary dic2 = new PdfDictionary();
- dic2.merge((PdfDictionary)obj);
- dic2.put(PdfName.IRT, i);
- obj = dic2;
- }
- }
- }
- addToBody(obj, getNewObjectNumber(fdf, n, 0));
- }
- for (int k = 0; k < an.size(); ++k) {
- PdfObject obj = (PdfObject)an.get(k);
- PdfDictionary annot = (PdfDictionary)PdfReader.getPdfObject(obj);
- PdfNumber page = (PdfNumber)PdfReader.getPdfObject(annot.get(PdfName.PAGE));
- PdfDictionary dic = reader.getPageN(page.intValue() + 1);
- PdfArray annotsp = (PdfArray)PdfReader.getPdfObject(dic.get(PdfName.ANNOTS), dic);
- if (annotsp == null) {
- annotsp = new PdfArray();
- dic.put(PdfName.ANNOTS, annotsp);
- markUsed(dic);
- }
- markUsed(annotsp);
- annotsp.add(obj);
- }
- }
-
- PageStamp getPageStamp(int pageNum) {
- PdfDictionary pageN = reader.getPageN(pageNum);
- PageStamp ps = (PageStamp)pagesToContent.get(pageN);
- if (ps == null) {
- ps = new PageStamp(this, reader, pageN);
- pagesToContent.put(pageN, ps);
- }
- return ps;
- }
-
- PdfContentByte getUnderContent(int pageNum) {
- if (pageNum < 1 || pageNum > reader.getNumberOfPages())
- return null;
- PageStamp ps = getPageStamp(pageNum);
- if (ps.under == null)
- ps.under = new StampContent(this, ps);
- return ps.under;
- }
-
- PdfContentByte getOverContent(int pageNum) {
- if (pageNum < 1 || pageNum > reader.getNumberOfPages())
- return null;
- PageStamp ps = getPageStamp(pageNum);
- if (ps.over == null)
- ps.over = new StampContent(this, ps);
- return ps.over;
- }
-
- void correctAcroFieldPages(int page) {
- if (acroFields == null)
- return;
- if (page > reader.getNumberOfPages())
- return;
- HashMap fields = acroFields.getFields();
- for (Iterator it = fields.values().iterator(); it.hasNext();) {
- AcroFields.Item item = (AcroFields.Item)it.next();
- ArrayList pages = item.page;
- for (int k = 0; k < pages.size(); ++k) {
- int p = ((Integer)pages.get(k)).intValue();
- if (p >= page)
- pages.set(k, new Integer(p + 1));
- }
- }
- }
-
- void insertPage(int pageNumber, Rectangle mediabox) {
- Rectangle media = new Rectangle(mediabox);
- int rotation = media.getRotation() % 360;
- PdfDictionary page = new PdfDictionary(PdfName.PAGE);
- PdfDictionary resources = new PdfDictionary();
- PdfArray procset = new PdfArray();
- procset.add(PdfName.PDF);
- procset.add(PdfName.TEXT);
- procset.add(PdfName.IMAGEB);
- procset.add(PdfName.IMAGEC);
- procset.add(PdfName.IMAGEI);
- resources.put(PdfName.PROCSET, procset);
- page.put(PdfName.RESOURCES, resources);
- page.put(PdfName.ROTATE, new PdfNumber(rotation));
- page.put(PdfName.MEDIABOX, new PdfRectangle(media, rotation));
- PRIndirectReference pref = reader.addPdfObject(page);
- PdfDictionary parent;
- PRIndirectReference parentRef;
- if (pageNumber > reader.getNumberOfPages()) {
- PdfDictionary lastPage = reader.getPageNRelease(reader.getNumberOfPages());
- parentRef = (PRIndirectReference)lastPage.get(PdfName.PARENT);
- parentRef = new PRIndirectReference(reader, parentRef.getNumber());
- parent = (PdfDictionary)PdfReader.getPdfObject(parentRef);
- PdfArray kids = (PdfArray)PdfReader.getPdfObject(parent.get(PdfName.KIDS), parent);
- kids.add(pref);
- markUsed(kids);
- reader.pageRefs.insertPage(pageNumber, pref);
- }
- else {
- if (pageNumber < 1)
- pageNumber = 1;
- PdfDictionary firstPage = reader.getPageN(pageNumber);
- PRIndirectReference firstPageRef = reader.getPageOrigRef(pageNumber);
- reader.releasePage(pageNumber);
- parentRef = (PRIndirectReference)firstPage.get(PdfName.PARENT);
- parentRef = new PRIndirectReference(reader, parentRef.getNumber());
- parent = (PdfDictionary)PdfReader.getPdfObject(parentRef);
- PdfArray kids = (PdfArray)PdfReader.getPdfObject(parent.get(PdfName.KIDS), parent);
- ArrayList ar = kids.getArrayList();
- int len = ar.size();
- int num = firstPageRef.getNumber();
- for (int k = 0; k < len; ++k) {
- PRIndirectReference cur = (PRIndirectReference)ar.get(k);
- if (num == cur.getNumber()) {
- ar.add(k, pref);
- break;
- }
- }
- if (len == ar.size())
- throw new RuntimeException("Internal inconsistence.");
- markUsed(kids);
- reader.pageRefs.insertPage(pageNumber, pref);
- correctAcroFieldPages(pageNumber);
- }
- page.put(PdfName.PARENT, parentRef);
- while (parent != null) {
- markUsed(parent);
- PdfNumber count = (PdfNumber)PdfReader.getPdfObjectRelease(parent.get(PdfName.COUNT));
- parent.put(PdfName.COUNT, new PdfNumber(count.intValue() + 1));
- parent = (PdfDictionary)PdfReader.getPdfObject(parent.get(PdfName.PARENT));
- }
- }
-
- /** Getter for property rotateContents.
- * @return Value of property rotateContents.
- *
- */
- boolean isRotateContents() {
- return this.rotateContents;
- }
-
- /** Setter for property rotateContents.
- * @param rotateContents New value of property rotateContents.
- *
- */
- void setRotateContents(boolean rotateContents) {
- this.rotateContents = rotateContents;
- }
-
- boolean isContentWritten() {
- return body.size() > 1;
- }
-
- AcroFields getAcroFields() {
- if (acroFields == null) {
- acroFields = new AcroFields(reader, this);
- }
- return acroFields;
- }
-
- void setFormFlattening(boolean flat) {
- this.flat = flat;
- }
-
- void setFreeTextFlattening(boolean flat) {
- this.flatFreeText = flat;
- }
-
- boolean partialFormFlattening(String name) {
- getAcroFields();
- if (!acroFields.getFields().containsKey(name))
- return false;
- partialFlattening.add(name);
- return true;
- }
-
- void flatFields() {
- if (append)
- throw new IllegalArgumentException("Field flattening is not supported in append mode.");
- getAcroFields();
- HashMap fields = acroFields.getFields();
- if (fieldsAdded && partialFlattening.isEmpty()) {
- for (Iterator i = fields.keySet().iterator(); i.hasNext();) {
- partialFlattening.add(i.next());
- }
- }
- PdfDictionary acroForm = (PdfDictionary)PdfReader.getPdfObject(reader.getCatalog().get(PdfName.ACROFORM));
- ArrayList acroFds = null;
- if (acroForm != null) {
- PdfArray array = (PdfArray)PdfReader.getPdfObject(acroForm.get(PdfName.FIELDS), acroForm);
- if (array != null)
- acroFds = array.getArrayList();
- }
- for (Iterator i = fields.keySet().iterator(); i.hasNext();) {
- String name = (String)i.next();
- if (!partialFlattening.isEmpty() && !partialFlattening.contains(name))
- continue;
- AcroFields.Item item = (AcroFields.Item)fields.get(name);
- for (int k = 0; k < item.merged.size(); ++k) {
- PdfDictionary merged = (PdfDictionary)item.merged.get(k);
- PdfNumber ff = (PdfNumber)PdfReader.getPdfObject(merged.get(PdfName.F));
- int flags = 0;
- if (ff != null)
- flags = ff.intValue();
- int page = ((Integer)item.page.get(k)).intValue();
- PdfDictionary appDic = (PdfDictionary)PdfReader.getPdfObject(merged.get(PdfName.AP));
- if (appDic != null && (flags & PdfFormField.FLAGS_PRINT) != 0 && (flags & PdfFormField.FLAGS_HIDDEN) == 0) {
- PdfObject obj = appDic.get(PdfName.N);
- PdfAppearance app = null;
- if (obj != null) {
- PdfObject objReal = PdfReader.getPdfObject(obj);
- if (obj instanceof PdfIndirectReference && !obj.isIndirect())
- app = new PdfAppearance((PdfIndirectReference)obj);
- else if (objReal instanceof PdfStream) {
- ((PdfDictionary)objReal).put(PdfName.SUBTYPE, PdfName.FORM);
- app = new PdfAppearance((PdfIndirectReference)obj);
- }
- else {
- if (objReal.isDictionary()) {
- PdfName as = (PdfName)PdfReader.getPdfObject(merged.get(PdfName.AS));
- if (as != null) {
- PdfIndirectReference iref = (PdfIndirectReference)((PdfDictionary)objReal).get(as);
- if (iref != null) {
- app = new PdfAppearance(iref);
- if (iref.isIndirect()) {
- objReal = PdfReader.getPdfObject(iref);
- ((PdfDictionary)objReal).put(PdfName.SUBTYPE, PdfName.FORM);
- }
- }
- }
- }
- }
- }
- if (app != null) {
- Rectangle box = PdfReader.getNormalizedRectangle((PdfArray)PdfReader.getPdfObject(merged.get(PdfName.RECT)));
- PdfContentByte cb = getOverContent(page);
- cb.setLiteral("Q ");
- cb.addTemplate(app, box.left(), box.bottom());
- cb.setLiteral("q ");
- }
- }
- if (partialFlattening.isEmpty())
- continue;
- PdfDictionary pageDic = reader.getPageN(page);
- PdfArray annots = (PdfArray)PdfReader.getPdfObject(pageDic.get(PdfName.ANNOTS));
- if (annots == null)
- continue;
- ArrayList ar = annots.getArrayList();
- for (int idx = 0; idx < ar.size(); ++idx) {
- PdfObject ran = (PdfObject)ar.get(idx);
- if (!ran.isIndirect())
- continue;
- PdfObject ran2 = (PdfObject)item.widget_refs.get(k);
- if (!ran2.isIndirect())
- continue;
- if (((PRIndirectReference)ran).getNumber() == ((PRIndirectReference)ran2).getNumber()) {
- ar.remove(idx--);
- PRIndirectReference wdref = (PRIndirectReference)ran2;
- while (true) {
- PdfDictionary wd = (PdfDictionary)PdfReader.getPdfObject(wdref);
- PRIndirectReference parentRef = (PRIndirectReference)wd.get(PdfName.PARENT);
- PdfReader.killIndirect(wdref);
- if (parentRef == null) { // reached AcroForm
- for (int fr = 0; fr < acroFds.size(); ++fr) {
- PdfObject h = (PdfObject)acroFds.get(fr);
- if (h.isIndirect() && ((PRIndirectReference)h).getNumber() == wdref.getNumber()) {
- acroFds.remove(fr);
- --fr;
- }
- }
- break;
- }
- PdfDictionary parent = (PdfDictionary)PdfReader.getPdfObject(parentRef);
- PdfArray kids = (PdfArray)PdfReader.getPdfObject(parent.get(PdfName.KIDS));
- ArrayList kar = kids.getArrayList();
- for (int fr = 0; fr < kar.size(); ++fr) {
- PdfObject h = (PdfObject)kar.get(fr);
- if (h.isIndirect() && ((PRIndirectReference)h).getNumber() == wdref.getNumber()) {
- kar.remove(fr);
- --fr;
- }
- }
- if (!kar.isEmpty())
- break;
- wdref = parentRef;
- }
- }
- }
- if (ar.size() == 0) {
- PdfReader.killIndirect(pageDic.get(PdfName.ANNOTS));
- pageDic.remove(PdfName.ANNOTS);
- }
- }
- }
- if (!fieldsAdded && partialFlattening.isEmpty()) {
- for (int page = 1; page <= reader.getNumberOfPages(); ++page) {
- PdfDictionary pageDic = reader.getPageN(page);
- PdfArray annots = (PdfArray)PdfReader.getPdfObject(pageDic.get(PdfName.ANNOTS));
- if (annots == null)
- continue;
- ArrayList ar = annots.getArrayList();
- for (int idx = 0; idx < ar.size(); ++idx) {
- PdfObject annoto = PdfReader.getPdfObject((PdfObject)ar.get(idx));
- if ((annoto instanceof PdfIndirectReference) && !annoto.isIndirect())
- continue;
- PdfDictionary annot = (PdfDictionary)annoto;
- if (PdfName.WIDGET.equals(annot.get(PdfName.SUBTYPE))) {
- ar.remove(idx);
- --idx;
- }
- }
- if (ar.size() == 0) {
- PdfReader.killIndirect(pageDic.get(PdfName.ANNOTS));
- pageDic.remove(PdfName.ANNOTS);
- }
- }
- eliminateAcroformObjects();
- }
- }
-
- void eliminateAcroformObjects() {
- PdfObject acro = reader.getCatalog().get(PdfName.ACROFORM);
- if (acro == null)
- return;
- PdfDictionary acrodic = (PdfDictionary)PdfReader.getPdfObject(acro);
- PdfObject iFields = acrodic.get(PdfName.FIELDS);
- if (iFields != null) {
- PdfDictionary kids = new PdfDictionary();
- kids.put(PdfName.KIDS, iFields);
- sweepKids(kids);
- PdfReader.killIndirect(iFields);
- acrodic.put(PdfName.FIELDS, new PdfArray());
- }
-// PdfReader.killIndirect(acro);
-// reader.getCatalog().remove(PdfName.ACROFORM);
- }
-
- void sweepKids(PdfObject obj) {
- PdfObject oo = PdfReader.killIndirect(obj);
- if (oo == null || !oo.isDictionary())
- return;
- PdfDictionary dic = (PdfDictionary)oo;
- PdfArray kids = (PdfArray)PdfReader.killIndirect(dic.get(PdfName.KIDS));
- if (kids == null)
- return;
- ArrayList ar = kids.getArrayList();
- for (int k = 0; k < ar.size(); ++k) {
- sweepKids((PdfObject)ar.get(k));
- }
- }
-
- private void flatFreeTextFields()
- {
- if (append)
- throw new IllegalArgumentException("FreeText flattening is not supported in append mode.");
-
- for (int page = 1; page <= reader.getNumberOfPages(); ++page)
- {
- PdfDictionary pageDic = reader.getPageN(page);
- PdfArray annots = (PdfArray)PdfReader.getPdfObject(pageDic.get(PdfName.ANNOTS));
- if (annots == null)
- continue;
- ArrayList ar = annots.getArrayList();
- for (int idx = 0; idx < ar.size(); ++idx)
- {
- PdfObject annoto = PdfReader.getPdfObject((PdfObject)ar.get(idx));
- if ((annoto instanceof PdfIndirectReference) && !annoto.isIndirect())
- continue;
-
- PdfDictionary annDic = (PdfDictionary)annoto;
- if (!((PdfName)annDic.get(PdfName.SUBTYPE)).equals(PdfName.FREETEXT))
- continue;
- PdfNumber ff = (PdfNumber)PdfReader.getPdfObject(annDic.get(PdfName.F));
- int flags = (ff != null) ? ff.intValue() : 0;
-
- if ( (flags & PdfFormField.FLAGS_PRINT) != 0 && (flags & PdfFormField.FLAGS_HIDDEN) == 0)
- {
- PdfObject obj1 = annDic.get(PdfName.AP);
- if (obj1 == null)
- continue;
- PdfDictionary appDic = (obj1 instanceof PdfIndirectReference) ?
- (PdfDictionary) PdfReader.getPdfObject(obj1) : (PdfDictionary) obj1;
- PdfObject obj = appDic.get(PdfName.N);
- PdfAppearance app = null;
- PdfObject objReal = PdfReader.getPdfObject(obj);
-
- if (obj instanceof PdfIndirectReference && !obj.isIndirect())
- app = new PdfAppearance((PdfIndirectReference)obj);
- else if (objReal instanceof PdfStream)
- {
- ((PdfDictionary)objReal).put(PdfName.SUBTYPE, PdfName.FORM);
- app = new PdfAppearance((PdfIndirectReference)obj);
- }
- else
- {
- if (objReal.isDictionary())
- {
- PdfName as_p = (PdfName)PdfReader.getPdfObject(appDic.get(PdfName.AS));
- if (as_p != null)
- {
- PdfIndirectReference iref = (PdfIndirectReference)((PdfDictionary)objReal).get(as_p);
- if (iref != null)
- {
- app = new PdfAppearance(iref);
- if (iref.isIndirect())
- {
- objReal = PdfReader.getPdfObject(iref);
- ((PdfDictionary)objReal).put(PdfName.SUBTYPE, PdfName.FORM);
- }
- }
- }
- }
- }
- if (app != null)
- {
- Rectangle box = PdfReader.getNormalizedRectangle((PdfArray)PdfReader.getPdfObject(annDic.get(PdfName.RECT)));
- PdfContentByte cb = getOverContent(page);
- cb.setLiteral("Q ");
- cb.addTemplate(app, box.left(), box.bottom());
- cb.setLiteral("q ");
- }
- }
- if (partialFlattening.size() == 0)
- continue;
- }
- for (int idx = 0; idx < ar.size(); ++idx)
- {
- PdfObject annoto = PdfReader.getPdfObject((PdfObject)ar.get(idx));
- if ((annoto instanceof PdfIndirectReference) && annoto.isIndirect())
- {
- PdfDictionary annot = (PdfDictionary)annoto;
- if (PdfName.FREETEXT.equals(annot.get(PdfName.SUBTYPE)))
- {
- ar.remove(idx);
- --idx;
- }
- }
- }
- if (ar.size() == 0)
- {
- PdfReader.killIndirect(pageDic.get(PdfName.ANNOTS));
- pageDic.remove(PdfName.ANNOTS);
- }
- }
- }
-
- /**
- * @see com.lowagie.text.pdf.PdfWriter#getPageReference(int)
- */
- public PdfIndirectReference getPageReference(int page) {
- PdfIndirectReference ref = reader.getPageOrigRef(page);
- if (ref == null)
- throw new IllegalArgumentException("Invalid page number " + page);
- return ref;
- }
-
- /**
- * @see com.lowagie.text.pdf.PdfWriter#addAnnotation(com.lowagie.text.pdf.PdfAnnotation)
- */
- public void addAnnotation(PdfAnnotation annot) {
- throw new RuntimeException("Unsupported in this context. Use PdfStamper.addAnnotation()");
- }
-
- void addDocumentField(PdfIndirectReference ref) {
- PdfDictionary catalog = reader.getCatalog();
- PdfDictionary acroForm = (PdfDictionary)PdfReader.getPdfObject(catalog.get(PdfName.ACROFORM), catalog);
- if (acroForm == null) {
- acroForm = new PdfDictionary();
- catalog.put(PdfName.ACROFORM, acroForm);
- markUsed(catalog);
- }
- PdfArray fields = (PdfArray)PdfReader.getPdfObject(acroForm.get(PdfName.FIELDS), acroForm);
- if (fields == null) {
- fields = new PdfArray();
- acroForm.put(PdfName.FIELDS, fields);
- markUsed(acroForm);
- }
- fields.add(ref);
- markUsed(fields);
- }
-
- void addFieldResources() {
- if (fieldTemplates.size() == 0)
- return;
- PdfDictionary catalog = reader.getCatalog();
- PdfDictionary acroForm = (PdfDictionary)PdfReader.getPdfObject(catalog.get(PdfName.ACROFORM), catalog);
- if (acroForm == null) {
- acroForm = new PdfDictionary();
- catalog.put(PdfName.ACROFORM, acroForm);
- markUsed(catalog);
- }
- PdfDictionary dr = (PdfDictionary)PdfReader.getPdfObject(acroForm.get(PdfName.DR), acroForm);
- if (dr == null) {
- dr = new PdfDictionary();
- acroForm.put(PdfName.DR, dr);
- markUsed(acroForm);
- }
- markUsed(dr);
- for (Iterator it = fieldTemplates.keySet().iterator(); it.hasNext();) {
- PdfTemplate template = (PdfTemplate)it.next();
- PdfFormField.mergeResources(dr, (PdfDictionary)template.getResources(), this);
- }
- PdfDictionary fonts = (PdfDictionary)PdfReader.getPdfObject(dr.get(PdfName.FONT));
- if (fonts != null && acroForm.get(PdfName.DA) == null) {
- acroForm.put(PdfName.DA, new PdfString("/Helv 0 Tf 0 g "));
- markUsed(acroForm);
- }
- }
-
- void expandFields(PdfFormField field, ArrayList allAnnots) {
- allAnnots.add(field);
- ArrayList kids = field.getKids();
- if (kids != null) {
- for (int k = 0; k < kids.size(); ++k)
- expandFields((PdfFormField)kids.get(k), allAnnots);
- }
- }
-
- void addAnnotation(PdfAnnotation annot, PdfDictionary pageN) {
- try {
- ArrayList allAnnots = new ArrayList();
- if (annot.isForm()) {
- fieldsAdded = true;
- getAcroFields();
- PdfFormField field = (PdfFormField)annot;
- if (field.getParent() != null)
- return;
- expandFields(field, allAnnots);
- }
- else
- allAnnots.add(annot);
- for (int k = 0; k < allAnnots.size(); ++k) {
- annot = (PdfAnnotation)allAnnots.get(k);
- if (annot.getPlaceInPage() > 0)
- pageN = reader.getPageN(annot.getPlaceInPage());
- if (annot.isForm()) {
- if (!annot.isUsed()) {
- HashMap templates = annot.getTemplates();
- if (templates != null)
- fieldTemplates.putAll(templates);
- }
- PdfFormField field = (PdfFormField)annot;
- if (field.getParent() == null)
- addDocumentField(field.getIndirectReference());
- }
- if (annot.isAnnotation()) {
- PdfArray annots = (PdfArray)PdfReader.getPdfObject(pageN.get(PdfName.ANNOTS), pageN);
- if (annots == null) {
- annots = new PdfArray();
- pageN.put(PdfName.ANNOTS, annots);
- markUsed(pageN);
- }
- annots.add(annot.getIndirectReference());
- markUsed(annots);
- if (!annot.isUsed()) {
- PdfRectangle rect = (PdfRectangle)annot.get(PdfName.RECT);
- if (rect != null && (rect.left() != 0 || rect.right() != 0 || rect.top() != 0 || rect.bottom() != 0)) {
- int rotation = reader.getPageRotation(pageN);
- Rectangle pageSize = reader.getPageSizeWithRotation(pageN);
- switch (rotation) {
- case 90:
- annot.put(PdfName.RECT, new PdfRectangle(
- pageSize.top() - rect.bottom(),
- rect.left(),
- pageSize.top() - rect.top(),
- rect.right()));
- break;
- case 180:
- annot.put(PdfName.RECT, new PdfRectangle(
- pageSize.right() - rect.left(),
- pageSize.top() - rect.bottom(),
- pageSize.right() - rect.right(),
- pageSize.top() - rect.top()));
- break;
- case 270:
- annot.put(PdfName.RECT, new PdfRectangle(
- rect.bottom(),
- pageSize.right() - rect.left(),
- rect.top(),
- pageSize.right() - rect.right()));
- break;
- }
- }
- }
- }
- if (!annot.isUsed()) {
- annot.setUsed();
- addToBody(annot, annot.getIndirectReference());
- }
- }
- }
- catch (IOException e) {
- throw new ExceptionConverter(e);
- }
- }
-
- void addAnnotation(PdfAnnotation annot, int page) {
- addAnnotation(annot, reader.getPageN(page));
- }
-
- private void outlineTravel(PRIndirectReference outline) {
- while (outline != null) {
- PdfDictionary outlineR = (PdfDictionary)PdfReader.getPdfObjectRelease(outline);
- PRIndirectReference first = (PRIndirectReference)outlineR.get(PdfName.FIRST);
- if (first != null) {
- outlineTravel(first);
- }
- PdfReader.killIndirect(outlineR.get(PdfName.DEST));
- PdfReader.killIndirect(outlineR.get(PdfName.A));
- PdfReader.killIndirect(outline);
- outline = (PRIndirectReference)outlineR.get(PdfName.NEXT);
- }
- }
-
- void deleteOutlines() {
- PdfDictionary catalog = reader.getCatalog();
- PRIndirectReference outlines = (PRIndirectReference)catalog.get(PdfName.OUTLINES);
- if (outlines == null)
- return;
- outlineTravel(outlines);
- PdfReader.killIndirect(outlines);
- catalog.remove(PdfName.OUTLINES);
- markUsed(catalog);
- }
-
- void setJavaScript() throws IOException {
- ArrayList djs = pdf.getDocumentJavaScript();
- if (djs.size() == 0)
- return;
- PdfDictionary catalog = reader.getCatalog();
- PdfDictionary names = (PdfDictionary)PdfReader.getPdfObject(catalog.get(PdfName.NAMES), catalog);
- if (names == null) {
- names = new PdfDictionary();
- catalog.put(PdfName.NAMES, names);
- markUsed(catalog);
- }
- markUsed(names);
- String s = String.valueOf(djs.size() - 1);
- int n = s.length();
- String pad = "000000000000000";
- HashMap maptree = new HashMap();
- for (int k = 0; k < djs.size(); ++k) {
- s = String.valueOf(k);
- s = pad.substring(0, n - s.length()) + s;
- maptree.put(s, djs.get(k));
- }
- PdfDictionary tree = PdfNameTree.writeTree(maptree, this);
- names.put(PdfName.JAVASCRIPT, addToBody(tree).getIndirectReference());
- }
-
- void addFileAttachments() throws IOException {
- HashMap fs = pdf.getDocumentFileAttachment();
- if (fs.size() == 0)
- return;
- PdfDictionary catalog = reader.getCatalog();
- PdfDictionary names = (PdfDictionary)PdfReader.getPdfObject(catalog.get(PdfName.NAMES), catalog);
- if (names == null) {
- names = new PdfDictionary();
- catalog.put(PdfName.NAMES, names);
- markUsed(catalog);
- }
- markUsed(names);
- HashMap old = PdfNameTree.readTree((PdfDictionary)PdfReader.getPdfObjectRelease(names.get(PdfName.EMBEDDEDFILES)));
- for (Iterator it = fs.keySet().iterator(); it.hasNext();) {
- String name = (String)it.next();
- int k = 0;
- String nn = name;
- while (old.containsKey(nn)) {
- ++k;
- nn += " " + k;
- }
- old.put(nn, fs.get(name));
- }
- PdfDictionary tree = PdfNameTree.writeTree(old, this);
- names.put(PdfName.EMBEDDEDFILES, addToBody(tree).getIndirectReference());
- }
-
- void setOutlines() throws IOException {
- if (newBookmarks == null)
- return;
- deleteOutlines();
- if (newBookmarks.size() == 0)
- return;
- namedAsNames = (reader.getCatalog().get(PdfName.DESTS) != null);
- PdfDictionary top = new PdfDictionary();
- PdfIndirectReference topRef = getPdfIndirectReference();
- Object kids[] = SimpleBookmark.iterateOutlines(this, topRef, newBookmarks, namedAsNames);
- top.put(PdfName.FIRST, (PdfIndirectReference)kids[0]);
- top.put(PdfName.LAST, (PdfIndirectReference)kids[1]);
- top.put(PdfName.COUNT, new PdfNumber(((Integer)kids[2]).intValue()));
- addToBody(top, topRef);
- reader.getCatalog().put(PdfName.OUTLINES, topRef);
- markUsed(reader.getCatalog());
- }
-
- void setOutlines(List outlines) {
- newBookmarks = outlines;
- }
-
- /**
- * Sets the viewer preferences.
- * @param preferences the viewer preferences
- * @see PdfWriter#setViewerPreferences(int)
- */
- public void setViewerPreferences(int preferences) {
- useVp = true;
- vp |= preferences;
- }
-
- /**
- * Set the signature flags.
- * @param f the flags. This flags are ORed with current ones
- */
- public void setSigFlags(int f) {
- sigFlags |= f;
- }
-
- /** Always throws an <code>UnsupportedOperationException</code>.
- * @param actionType ignore
- * @param action ignore
- * @throws PdfException ignore
- * @see PdfStamper#setPageAction(PdfName, PdfAction, int)
- */
- public void setPageAction(PdfName actionType, PdfAction action) throws PdfException {
- throw new UnsupportedOperationException("Use setPageAction(PdfName actionType, PdfAction action, int page)");
- }
-
- /**
- * Sets the open and close page additional action.
- * @param actionType the action type. It can be <CODE>PdfWriter.PAGE_OPEN</CODE>
- * or <CODE>PdfWriter.PAGE_CLOSE</CODE>
- * @param action the action to perform
- * @param page the page where the action will be applied. The first page is 1
- * @throws PdfException if the action type is invalid
- */
- void setPageAction(PdfName actionType, PdfAction action, int page) throws PdfException {
- if (!actionType.equals(PAGE_OPEN) && !actionType.equals(PAGE_CLOSE))
- throw new PdfException("Invalid page additional action type: " + actionType.toString());
- PdfDictionary pg = reader.getPageN(page);
- PdfDictionary aa = (PdfDictionary)PdfReader.getPdfObject(pg.get(PdfName.AA), pg);
- if (aa == null) {
- aa = new PdfDictionary();
- pg.put(PdfName.AA, aa);
- markUsed(pg);
- }
- aa.put(actionType, action);
- markUsed(aa);
- }
-
- /**
- * Always throws an <code>UnsupportedOperationException</code>.
- * @param seconds ignore
- */
- public void setDuration(int seconds) {
- throw new UnsupportedOperationException("Use setPageAction(PdfName actionType, PdfAction action, int page)");
- }
-
- /**
- * Always throws an <code>UnsupportedOperationException</code>.
- * @param transition ignore
- */
- public void setTransition(PdfTransition transition) {
- throw new UnsupportedOperationException("Use setPageAction(PdfName actionType, PdfAction action, int page)");
- }
-
- /**
- * Sets the display duration for the page (for presentations)
- * @param seconds the number of seconds to display the page. A negative value removes the entry
- * @param page the page where the duration will be applied. The first page is 1
- */
- void setDuration(int seconds, int page) {
- PdfDictionary pg = reader.getPageN(page);
- if (seconds < 0)
- pg.remove(PdfName.DUR);
- else
- pg.put(PdfName.DUR, new PdfNumber(seconds));
- markUsed(pg);
- }
-
- /**
- * Sets the transition for the page
- * @param transition the transition object. A <code>null</code> removes the transition
- * @param page the page where the transition will be applied. The first page is 1
- */
- void setTransition(PdfTransition transition, int page) {
- PdfDictionary pg = reader.getPageN(page);
- if (transition == null)
- pg.remove(PdfName.TRANS);
- else
- pg.put(PdfName.TRANS, transition.getTransitionDictionary());
- markUsed(pg);
- }
-
- // wprinz: had to make this public as we want to explicitely mark something as USED.
- public void markUsed(PdfObject obj) {
- if (append && obj != null) {
- PRIndirectReference ref = null;
- if (obj.type() == PdfObject.INDIRECT)
- ref = (PRIndirectReference)obj;
- else
- ref = obj.getIndRef();
- if (ref != null)
- marked.put(ref.getNumber(), 1);
- }
- }
-
- protected void markUsed(int num) {
- if (append)
- marked.put(num, 1);
- }
-
- /**
- * Getter for property append.
- * @return Value of property append.
- */
- boolean isAppend() {
- return append;
- }
-
- /** Additional-actions defining the actions to be taken in
- * response to various trigger events affecting the document
- * as a whole. The actions types allowed are: <CODE>DOCUMENT_CLOSE</CODE>,
- * <CODE>WILL_SAVE</CODE>, <CODE>DID_SAVE</CODE>, <CODE>WILL_PRINT</CODE>
- * and <CODE>DID_PRINT</CODE>.
- *
- * @param actionType the action type
- * @param action the action to execute in response to the trigger
- * @throws PdfException on invalid action type
- */
- public void setAdditionalAction(PdfName actionType, PdfAction action) throws PdfException {
- if (!(actionType.equals(DOCUMENT_CLOSE) ||
- actionType.equals(WILL_SAVE) ||
- actionType.equals(DID_SAVE) ||
- actionType.equals(WILL_PRINT) ||
- actionType.equals(DID_PRINT))) {
- throw new PdfException("Invalid additional action type: " + actionType.toString());
- }
- PdfDictionary aa = (PdfDictionary)PdfReader.getPdfObject(reader.getCatalog().get(PdfName.AA));
- if (aa == null) {
- if (action == null)
- return;
- aa = new PdfDictionary();
- reader.getCatalog().put(PdfName.AA, aa);
- }
- markUsed(aa);
- if (action == null)
- aa.remove(actionType);
- else
- aa.put(actionType, action);
- }
-
- /**
- * @see com.lowagie.text.pdf.PdfWriter#setOpenAction(com.lowagie.text.pdf.PdfAction)
- */
- public void setOpenAction(PdfAction action) {
- openAction = action;
- }
-
- /**
- * @see com.lowagie.text.pdf.PdfWriter#setOpenAction(java.lang.String)
- */
- public void setOpenAction(String name) {
- throw new UnsupportedOperationException("Open actions by name are not supported.");
- }
-
- /**
- * @see com.lowagie.text.pdf.PdfWriter#setThumbnail(com.lowagie.text.Image)
- */
- public void setThumbnail(com.lowagie.text.Image image) {
- throw new UnsupportedOperationException("Use PdfStamper.setThumbnail().");
- }
-
- void setThumbnail(Image image, int page) throws PdfException, DocumentException {
- PdfIndirectReference thumb = getImageReference(addDirectImageSimple(image));
- reader.resetReleasePage();
- PdfDictionary dic = reader.getPageN(page);
- dic.put(PdfName.THUMB, thumb);
- reader.resetReleasePage();
- }
-
- public PdfContentByte getDirectContentUnder() {
- throw new UnsupportedOperationException("Use PdfStamper.getUnderContent() or PdfStamper.getOverContent()");
- }
-
- public PdfContentByte getDirectContent() {
- throw new UnsupportedOperationException("Use PdfStamper.getUnderContent() or PdfStamper.getOverContent()");
- }
-
- static class PageStamp {
-
- PdfDictionary pageN;
- StampContent under;
- StampContent over;
- PageResources pageResources;
-
- PageStamp(PdfStamperImp stamper, PdfReader reader, PdfDictionary pageN) {
- this.pageN = pageN;
- pageResources = new PageResources();
- PdfDictionary resources = (PdfDictionary)PdfReader.getPdfObject(pageN.get(PdfName.RESOURCES));
-
-
- // wprinz: flatten out the /Resource dictionary so that, when incrementally written, all new Resources are written correctly.
- // alternatively, indirect resource dictionary for /Font and /XObject could be marked as used
- // when they are modified. - e.g. in PageResources - but that would be far more effort than flattening the dict.
- // (actually the objects that were flattened out could be deleted in the IncrementalUpdate xref)
- //System.out.println("pageN = " + pageN.getIndRef());
- //System.out.println("pageN.get(/Resources) = " + pageN.get(PdfName.RESOURCES));
- //System.out.println("new resources = " + resources);
- //System.out.println("flattening out new resources:");
- for (Iterator it = resources.getKeys().iterator(); it.hasNext(); )
- {
- PdfName key = (PdfName)it.next();
- PdfObject value = resources.get(key);
- //System.out.println(" " + key + " = " + value);
-
- if (value.isIndirect() && (key.compareTo(PdfName.FONT) == 0 || key.compareTo(PdfName.XOBJECT) == 0))
- {
- PRIndirectReference ref = (PRIndirectReference)value;
- PdfObject direct_object = PdfReader.getPdfObject(ref);
-
- resources.put(key, direct_object);
- //System.out.println(" flattended " + key + " to " + direct_object);
- }
- }
- // wprinz: end
-
-
- pageResources.setOriginalResources(resources, stamper.namePtr);
- }
- }
-}
\ No newline at end of file |