com.aowagie.text.pdf.PdfDocument Maven / Gradle / Ivy
/*
* $Id: PdfDocument.java 3939 2009-05-27 13:09:45Z blowagie $
*
* Copyright 1999, 2000, 2001, 2002 by 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/
*/
package com.aowagie.text.pdf;
import java.awt.Color;
import java.io.IOException;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;
import com.aowagie.text.Anchor;
import com.aowagie.text.Annotation;
import com.aowagie.text.BadElementException;
import com.aowagie.text.Chunk;
import com.aowagie.text.Document;
import com.aowagie.text.DocumentException;
import com.aowagie.text.Element;
import com.aowagie.text.ExceptionConverter;
import com.aowagie.text.Font;
import com.aowagie.text.HeaderFooter;
import com.aowagie.text.Image;
import com.aowagie.text.List;
import com.aowagie.text.ListItem;
import com.aowagie.text.MarkedObject;
import com.aowagie.text.MarkedSection;
import com.aowagie.text.Meta;
import com.aowagie.text.Paragraph;
import com.aowagie.text.Phrase;
import com.aowagie.text.Rectangle;
import com.aowagie.text.Section;
import com.aowagie.text.SimpleTable;
import com.aowagie.text.Table;
import com.aowagie.text.pdf.collection.PdfCollection;
import com.aowagie.text.pdf.draw.DrawInterface;
import com.aowagie.text.pdf.internal.PdfAnnotationsImp;
import com.aowagie.text.pdf.internal.PdfViewerPreferencesImp;
/**
* PdfDocument is the class that is used by PdfWriter
* to translate a Document into a PDF with different pages.
*
* A PdfDocument always listens to a Document
* and adds the Pdf representation of every Element that is
* added to the Document.
*
* @see com.aowagie.text.Document
* @see com.aowagie.text.DocListener
* @see PdfWriter
* @since 2.0.8 (class was package-private before)
*/
class PdfDocument extends Document {
/**
* PdfInfo is the PDF InfoDictionary.
*
* A document's trailer may contain a reference to an Info dictionary that provides information
* about the document. This optional dictionary may contain one or more keys, whose values
* should be strings.
* This object is described in the 'Portable Document Format Reference Manual version 1.3'
* section 6.10 (page 120-121)
* @since 2.0.8 (PdfDocument was package-private before)
*/
private static class PdfInfo extends PdfDictionary {
/**
* Construct a PdfInfo-object.
*/
PdfInfo() {
super();
addProducer();
addCreationDate();
}
private PdfInfo(final Calendar globalDate) {
super();
addProducer();
addCreationDate(globalDate);
}
/**
* Adds the title of the document.
*
* @param title the title of the document
*/
private void addTitle(final String title) {
put(PdfName.TITLE, new PdfString(title, PdfObject.TEXT_UNICODE));
}
/**
* Adds the subject to the document.
*
* @param subject the subject of the document
*/
void addSubject(final String subject) {
put(PdfName.SUBJECT, new PdfString(subject, PdfObject.TEXT_UNICODE));
}
/**
* Adds some keywords to the document.
*
* @param keywords the keywords of the document
*/
void addKeywords(final String keywords) {
put(PdfName.KEYWORDS, new PdfString(keywords, PdfObject.TEXT_UNICODE));
}
/**
* Adds the name of the author to the document.
*
* @param author the name of the author
*/
void addAuthor(final String author) {
put(PdfName.AUTHOR, new PdfString(author, PdfObject.TEXT_UNICODE));
}
/**
* Adds the name of the creator to the document.
*
* @param creator the name of the creator
*/
void addCreator(final String creator) {
put(PdfName.CREATOR, new PdfString(creator, PdfObject.TEXT_UNICODE));
}
/**
* Adds the name of the producer to the document.
*/
private void addProducer() {
put(PdfName.PRODUCER, new PdfString(getVersion()));
}
private void addCreationDate(final Calendar globalDate) {
final PdfString date = new PdfDate(globalDate);
put(PdfName.CREATIONDATE, date);
put(PdfName.MODDATE, date);
}
/**
* Adds the date of creation to the document.
*/
private void addCreationDate() {
final PdfString date = new PdfDate(new GregorianCalendar());
put(PdfName.CREATIONDATE, date);
put(PdfName.MODDATE, date);
}
void addkey(final String key, final String value) {
if (key.equals("Producer") || key.equals("CreationDate")) {
return;
}
put(new PdfName(key), new PdfString(value, PdfObject.TEXT_UNICODE));
}
}
/**
* PdfCatalog is the PDF Catalog-object.
*
* The Catalog is a dictionary that is the root node of the document. It contains a reference
* to the tree of pages contained in the document, a reference to the tree of objects representing
* the document's outline, a reference to the document's article threads, and the list of named
* destinations. In addition, the Catalog indicates whether the document's outline or thumbnail
* page images should be displayed automatically when the document is viewed and whether some location
* other than the first page should be shown when the document is opened.
* In this class however, only the reference to the tree of pages is implemented.
* This object is described in the 'Portable Document Format Reference Manual version 1.3'
* section 6.2 (page 67-71)
*/
private static class PdfCatalog extends PdfDictionary {
/** The writer writing the PDF for which we are creating this catalog object. */
private final PdfWriter writer;
/**
* Constructs a PdfCatalog.
*
* @param pages an indirect reference to the root of the document's Pages tree.
* @param writer the writer the catalog applies to
*/
private PdfCatalog(final PdfIndirectReference pages, final PdfWriter writer) {
super(CATALOG);
this.writer = writer;
put(PdfName.PAGES, pages);
}
/**
* Adds the names of the named destinations to the catalog.
* @param localDestinations the local destinations
* @param documentLevelJS the javascript used in the document
* @param documentFileAttachment the attached files
* @param writer the writer the catalog applies to
*/
private void addNames(final TreeMap localDestinations, final HashMap documentLevelJS, final HashMap documentFileAttachment, final PdfWriter writer) {
if (localDestinations.isEmpty() && documentLevelJS.isEmpty() && documentFileAttachment.isEmpty()) {
return;
}
try {
final PdfDictionary names = new PdfDictionary();
if (!localDestinations.isEmpty()) {
final PdfArray ar = new PdfArray();
for (final Iterator i = localDestinations.entrySet().iterator(); i.hasNext();) {
final Map.Entry entry = (Map.Entry) i.next();
final String name = (String) entry.getKey();
final Object obj[] = (Object[]) entry.getValue();
if (obj[2] == null) {
continue;
}
final PdfIndirectReference ref = (PdfIndirectReference)obj[1];
ar.add(new PdfString(name, null));
ar.add(ref);
}
if (ar.size() > 0) {
final PdfDictionary dests = new PdfDictionary();
dests.put(PdfName.NAMES, ar);
names.put(PdfName.DESTS, writer.addToBody(dests).getIndirectReference());
}
}
if (!documentLevelJS.isEmpty()) {
final PdfDictionary tree = PdfNameTree.writeTree(documentLevelJS, writer);
names.put(PdfName.JAVASCRIPT, writer.addToBody(tree).getIndirectReference());
}
if (!documentFileAttachment.isEmpty()) {
names.put(PdfName.EMBEDDEDFILES, writer.addToBody(PdfNameTree.writeTree(documentFileAttachment, writer)).getIndirectReference());
}
if (names.size() > 0) {
put(PdfName.NAMES, writer.addToBody(names).getIndirectReference());
}
}
catch (final IOException e) {
throw new ExceptionConverter(e);
}
}
/**
* Adds an open action to the catalog.
* @param action the action that will be triggered upon opening the document
*/
private void setOpenAction(final PdfAction action) {
put(PdfName.OPENACTION, action);
}
/**
* Sets the document level additional actions.
* @param actions dictionary of actions
*/
private void setAdditionalActions(final PdfDictionary actions) {
try {
put(PdfName.AA, this.writer.addToBody(actions).getIndirectReference());
} catch (final Exception e) {
throw new ExceptionConverter(e);
}
}
}
// CONSTRUCTING A PdfDocument/PdfWriter INSTANCE
PdfDocument() {
this(new GregorianCalendar());
}
/**
* Constructs a new PDF document.
* @param globalDate
*/
PdfDocument(final Calendar globalDate) {
super();
addProducer();
addCreationDate(globalDate);
this.info = new PdfInfo(globalDate);
}
/** The PdfWriter. */
private PdfWriter writer;
/**
* Adds a PdfWriter to the PdfDocument.
*
* @param writer the PdfWriter that writes everything
* what is added to this document to an outputstream.
* @throws DocumentException on error
*/
void addWriter(final PdfWriter writer) throws DocumentException {
if (this.writer == null) {
this.writer = writer;
this.annotationsImp = new PdfAnnotationsImp(writer);
return;
}
throw new DocumentException("You can only add a writer to a PdfDocument once.");
}
// LISTENER METHODS START
// [L0] ElementListener interface
/** This is the PdfContentByte object, containing the text. */
private PdfContentByte text;
/** This is the PdfContentByte object, containing the borders and other Graphics. */
private PdfContentByte graphics;
/** This represents the leading of the lines. */
private float leading = 0;
/**
* Getter for the current leading.
* @return the current leading
* @since 2.1.2
*/
public float getLeading() {
return this.leading;
}
/**
* Setter for the current leading.
* @param leading the current leading
* @since 2.1.6
*/
void setLeading(final float leading) {
this.leading = leading;
}
/** This represents the current alignment of the PDF Elements. */
private int alignment = Element.ALIGN_LEFT;
/** This is the current height of the document. */
private float currentHeight = 0;
/**
* Signals that onParagraph is valid (to avoid that a Chapter/Section title is treated as a Paragraph).
* @since 2.1.2
*/
protected boolean isSectionTitle = false;
/**
* Signals that the current leading has to be subtracted from a YMark object when positive.
* @since 2.1.2
*/
protected int leadingCount = 0;
/** The current active PdfAction when processing an Anchor. */
protected PdfAction anchorAction = null;
/**
* Signals that an Element was added to the Document.
*
* @param element the element to add
* @return true if the element was added, false if not.
* @throws DocumentException when a document isn't open yet, or has been closed
*/
@Override
public boolean add(final Element element) throws DocumentException {
if (this.writer != null && this.writer.isPaused()) {
return false;
}
try {
switch(element.type()) {
// Information (headers)
case Element.HEADER:
this.info.addkey(((Meta)element).getName(), ((Meta)element).getContent());
break;
case Element.TITLE:
this.info.addTitle(((Meta)element).getContent());
break;
case Element.SUBJECT:
this.info.addSubject(((Meta)element).getContent());
break;
case Element.KEYWORDS:
this.info.addKeywords(((Meta)element).getContent());
break;
case Element.AUTHOR:
this.info.addAuthor(((Meta)element).getContent());
break;
case Element.CREATOR:
this.info.addCreator(((Meta)element).getContent());
break;
case Element.PRODUCER:
// you can not change the name of the producer
this.info.addProducer();
break;
case Element.CREATIONDATE:
// you can not set the creation date, only reset it
this.info.addCreationDate();
break;
// content (text)
case Element.CHUNK: {
// if there isn't a current line available, we make one
if (this.line == null) {
carriageReturn();
}
// we cast the element to a chunk
PdfChunk chunk = new PdfChunk((Chunk) element, this.anchorAction);
// we try to add the chunk to the line, until we succeed
{
PdfChunk overflow;
while ((overflow = this.line.add(chunk)) != null) {
carriageReturn();
chunk = overflow;
chunk.trimFirstSpace();
}
}
this.pageEmpty = false;
if (chunk.isAttribute(Chunk.NEWPAGE)) {
newPage();
}
break;
}
case Element.ANCHOR: {
this.leadingCount++;
final Anchor anchor = (Anchor) element;
final String url = anchor.getReference();
this.leading = anchor.getLeading();
if (url != null) {
this.anchorAction = new PdfAction(url);
}
// we process the element
element.process(this);
this.anchorAction = null;
this.leadingCount--;
break;
}
case Element.ANNOTATION: {
if (this.line == null) {
carriageReturn();
}
final Annotation annot = (Annotation) element;
Rectangle rect = new Rectangle(0, 0);
if (this.line != null) {
rect = new Rectangle(annot.llx(indentRight() - this.line.widthLeft()), annot.lly(indentTop() - this.currentHeight), annot.urx(indentRight() - this.line.widthLeft() + 20), annot.ury(indentTop() - this.currentHeight - 20));
}
final PdfAnnotation an = PdfAnnotationsImp.convertAnnotation(this.writer, annot, rect);
this.annotationsImp.addPlainAnnotation(an);
this.pageEmpty = false;
break;
}
case Element.PHRASE: {
this.leadingCount++;
// we cast the element to a phrase and set the leading of the document
this.leading = ((Phrase) element).getLeading();
// we process the element
element.process(this);
this.leadingCount--;
break;
}
case Element.PARAGRAPH: {
this.leadingCount++;
// we cast the element to a paragraph
final Paragraph paragraph = (Paragraph) element;
addSpacing(paragraph.getSpacingBefore(), this.leading, paragraph.getFont());
// we adjust the parameters of the document
this.alignment = paragraph.getAlignment();
this.leading = paragraph.getTotalLeading();
carriageReturn();
// we don't want to make orphans/widows
if (this.currentHeight + this.line.height() + this.leading > indentTop() - indentBottom()) {
newPage();
}
this.indentation.indentLeft += paragraph.getIndentationLeft();
this.indentation.indentRight += paragraph.getIndentationRight();
carriageReturn();
final PdfPageEvent pageEvent = this.writer.getPageEvent();
if (pageEvent != null && !this.isSectionTitle) {
pageEvent.onParagraph(this.writer, this, indentTop() - this.currentHeight);
}
// if a paragraph has to be kept together, we wrap it in a table object
if (paragraph.getKeepTogether()) {
carriageReturn();
final PdfPTable table = new PdfPTable(1);
table.setWidthPercentage(100f);
final PdfPCell cell = new PdfPCell();
cell.addElement(paragraph);
cell.setBorder(Table.NO_BORDER);
cell.setPadding(0);
table.addCell(cell);
this.indentation.indentLeft -= paragraph.getIndentationLeft();
this.indentation.indentRight -= paragraph.getIndentationRight();
this.add(table);
this.indentation.indentLeft += paragraph.getIndentationLeft();
this.indentation.indentRight += paragraph.getIndentationRight();
}
else {
this.line.setExtraIndent(paragraph.getFirstLineIndent());
element.process(this);
carriageReturn();
addSpacing(paragraph.getSpacingAfter(), paragraph.getTotalLeading(), paragraph.getFont());
}
if (pageEvent != null && !this.isSectionTitle) {
pageEvent.onParagraphEnd(this.writer, this, indentTop() - this.currentHeight);
}
this.alignment = Element.ALIGN_LEFT;
this.indentation.indentLeft -= paragraph.getIndentationLeft();
this.indentation.indentRight -= paragraph.getIndentationRight();
carriageReturn();
this.leadingCount--;
break;
}
case Element.SECTION:
case Element.CHAPTER: {
// Chapters and Sections only differ in their constructor
// so we cast both to a Section
final Section section = (Section) element;
final PdfPageEvent pageEvent = this.writer.getPageEvent();
final boolean hasTitle = section.isNotAddedYet()
&& section.getTitle() != null;
// if the section is a chapter, we begin a new page
if (section.isTriggerNewPage()) {
newPage();
}
if (hasTitle) {
float fith = indentTop() - this.currentHeight;
final int rotation = this.pageSize.getRotation();
if (rotation == 90 || rotation == 180) {
fith = this.pageSize.getHeight() - fith;
}
final PdfDestination destination = new PdfDestination(PdfDestination.FITH, fith);
while (this.currentOutline.level() >= section.getDepth()) {
this.currentOutline = this.currentOutline.parent();
}
final PdfOutline outline = new PdfOutline(this.currentOutline, destination, section.getBookmarkTitle(), section.isBookmarkOpen());
this.currentOutline = outline;
}
// some values are set
carriageReturn();
this.indentation.sectionIndentLeft += section.getIndentationLeft();
this.indentation.sectionIndentRight += section.getIndentationRight();
if (section.isNotAddedYet() && pageEvent != null) {
if (element.type() == Element.CHAPTER) {
pageEvent.onChapter(this.writer, this, indentTop() - this.currentHeight, section.getTitle());
} else {
pageEvent.onSection(this.writer, this, indentTop() - this.currentHeight, section.getDepth(), section.getTitle());
}
}
// the title of the section (if any has to be printed)
if (hasTitle) {
this.isSectionTitle = true;
add(section.getTitle());
this.isSectionTitle = false;
}
this.indentation.sectionIndentLeft += section.getIndentation();
// we process the section
element.process(this);
flushLines();
// some parameters are set back to normal again
this.indentation.sectionIndentLeft -= section.getIndentationLeft() + section.getIndentation();
this.indentation.sectionIndentRight -= section.getIndentationRight();
if (section.isComplete() && pageEvent != null) {
if (element.type() == Element.CHAPTER) {
pageEvent.onChapterEnd(this.writer, this, indentTop() - this.currentHeight);
} else {
pageEvent.onSectionEnd(this.writer, this, indentTop() - this.currentHeight);
}
}
break;
}
case Element.LIST: {
// we cast the element to a List
final List list = (List) element;
if (list.isAlignindent()) {
list.normalizeIndentation();
}
// we adjust the document
this.indentation.listIndentLeft += list.getIndentationLeft();
this.indentation.indentRight += list.getIndentationRight();
// we process the items in the list
element.process(this);
// some parameters are set back to normal again
this.indentation.listIndentLeft -= list.getIndentationLeft();
this.indentation.indentRight -= list.getIndentationRight();
carriageReturn();
break;
}
case Element.LISTITEM: {
this.leadingCount++;
// we cast the element to a ListItem
final ListItem listItem = (ListItem) element;
addSpacing(listItem.getSpacingBefore(), this.leading, listItem.getFont());
// we adjust the document
this.alignment = listItem.getAlignment();
this.indentation.listIndentLeft += listItem.getIndentationLeft();
this.indentation.indentRight += listItem.getIndentationRight();
this.leading = listItem.getTotalLeading();
carriageReturn();
// we prepare the current line to be able to show us the listsymbol
this.line.setListItem(listItem);
// we process the item
element.process(this);
addSpacing(listItem.getSpacingAfter(), listItem.getTotalLeading(), listItem.getFont());
// if the last line is justified, it should be aligned to the left
if (this.line.hasToBeJustified()) {
this.line.resetAlignment();
}
// some parameters are set back to normal again
carriageReturn();
this.indentation.listIndentLeft -= listItem.getIndentationLeft();
this.indentation.indentRight -= listItem.getIndentationRight();
this.leadingCount--;
break;
}
case Element.RECTANGLE: {
final Rectangle rectangle = (Rectangle) element;
this.graphics.rectangle(rectangle);
this.pageEmpty = false;
break;
}
case Element.PTABLE: {
final PdfPTable ptable = (PdfPTable)element;
if (ptable.size() <= ptable.getHeaderRows())
{
break; //nothing to do
}
// before every table, we add a new line and flush all lines
ensureNewLine();
flushLines();
addPTable(ptable);
this.pageEmpty = false;
newLine();
break;
}
case Element.MULTI_COLUMN_TEXT: {
ensureNewLine();
flushLines();
final MultiColumnText multiText = (MultiColumnText) element;
final float height = multiText.write(this.writer.getDirectContent(), this, indentTop() - this.currentHeight);
this.currentHeight += height;
this.text.moveText(0, -1f* height);
this.pageEmpty = false;
break;
}
case Element.TABLE : {
if (element instanceof SimpleTable) {
final PdfPTable ptable = ((SimpleTable)element).createPdfPTable();
if (ptable.size() <= ptable.getHeaderRows())
{
break; //nothing to do
}
// before every table, we add a new line and flush all lines
ensureNewLine();
flushLines();
addPTable(ptable);
this.pageEmpty = false;
break;
} else if (element instanceof Table) {
try {
final PdfPTable ptable = ((Table)element).createPdfPTable();
if (ptable.size() <= ptable.getHeaderRows())
{
break; //nothing to do
}
// before every table, we add a new line and flush all lines
ensureNewLine();
flushLines();
addPTable(ptable);
this.pageEmpty = false;
break;
}
catch(final BadElementException bee) {
// constructing the PdfTable
// Before the table, add a blank line using offset or default leading
float offset = ((Table)element).getOffset();
if (Float.isNaN(offset)) {
offset = this.leading;
}
carriageReturn();
this.lines.add(new PdfLine(indentLeft(), indentRight(), this.alignment, offset));
this.currentHeight += offset;
addPdfTable((Table)element);
}
} else {
return false;
}
break;
}
case Element.JPEG:
case Element.JPEG2000:
case Element.JBIG2:
case Element.IMGRAW:
case Element.IMGTEMPLATE: {
//carriageReturn(); suggestion by Marc Campforts
add((Image) element);
break;
}
case Element.YMARK: {
final DrawInterface zh = (DrawInterface)element;
zh.draw(this.graphics, indentLeft(), indentBottom(), indentRight(), indentTop(), indentTop() - this.currentHeight - (this.leadingCount > 0 ? this.leading : 0));
this.pageEmpty = false;
break;
}
case Element.MARKED: {
MarkedObject mo;
if (element instanceof MarkedSection) {
mo = ((MarkedSection)element).getTitle();
if (mo != null) {
mo.process(this);
}
}
mo = (MarkedObject)element;
mo.process(this);
break;
}
default:
return false;
}
this.lastElementType = element.type();
return true;
}
catch(final Exception e) {
throw new DocumentException(e);
}
}
// [L1] DocListener interface
/**
* Opens the document.
*
* You have to open the document before you can begin to add content
* to the body of the document.
*/
@Override
public void open() {
if (!this.open) {
super.open();
this.writer.open();
this.rootOutline = new PdfOutline(this.writer);
this.currentOutline = this.rootOutline;
}
try {
initPage();
}
catch(final DocumentException de) {
throw new ExceptionConverter(de);
}
}
// [L2] DocListener interface
/**
* Closes the document.
*
* Once all the content has been written in the body, you have to close
* the body. After that nothing can be written to the body anymore.
*/
@Override
public void close() {
if (this.close) {
return;
}
try {
final boolean wasImage = this.imageWait != null;
newPage();
if (this.imageWait != null || wasImage) {
newPage();
}
if (this.annotationsImp.hasUnusedAnnotations()) {
throw new RuntimeException("Not all annotations could be added to the document (the document doesn't have enough pages).");
}
final PdfPageEvent pageEvent = this.writer.getPageEvent();
if (pageEvent != null) {
pageEvent.onCloseDocument(this.writer, this);
}
super.close();
this.writer.addLocalDestinations(this.localDestinations);
calculateOutlineCount();
writeOutlines();
}
catch(final Exception e) {
throw ExceptionConverter.convertException(e);
}
this.writer.close();
}
// [L3] DocListener interface
private int textEmptySize;
// [C9] Metadata for the page
/** XMP Metadata for the page. */
private byte[] xmpMetadata = null;
/**
* Use this method to set the XMP Metadata.
* @param xmpMetadata The xmpMetadata to set.
*/
public void setXmpMetadata(final byte[] xmpMetadata) {
this.xmpMetadata = xmpMetadata;
}
/**
* Makes a new page and sends it to the PdfWriter.
*
* @return a boolean
*/
@Override
public boolean newPage() {
this.lastElementType = -1;
if (this.writer == null || this.writer.getDirectContent().size() == 0 && this.writer.getDirectContentUnder().size() == 0 && (this.pageEmpty || this.writer.isPaused())) {
setNewPageSizeAndMargins();
return false;
}
if (!this.open || this.close) {
throw new RuntimeException("The document isn't open.");
}
final PdfPageEvent pageEvent = this.writer.getPageEvent();
if (pageEvent != null) {
pageEvent.onEndPage(this.writer, this);
}
//Added to inform any listeners that we are moving to a new page (added by David Freels)
super.newPage();
// the following 2 lines were added by Pelikan Stephan
this.indentation.imageIndentLeft = 0;
this.indentation.imageIndentRight = 0;
try {
// we flush the arraylist with recently written lines
flushLines();
// we prepare the elements of the page dictionary
// [U1] page size and rotation
final int rotation = this.pageSize.getRotation();
// [C10]
if (this.writer.isPdfX()) {
if (this.thisBoxSize.containsKey("art") && this.thisBoxSize.containsKey("trim")) {
throw new PdfXConformanceException("Only one of ArtBox or TrimBox can exist in the page.");
}
if (!this.thisBoxSize.containsKey("art") && !this.thisBoxSize.containsKey("trim")) {
if (this.thisBoxSize.containsKey("crop")) {
this.thisBoxSize.put("trim", this.thisBoxSize.get("crop"));
} else {
this.thisBoxSize.put("trim", new PdfRectangle(this.pageSize, this.pageSize.getRotation()));
}
}
}
// [M1]
this.pageResources.addDefaultColorDiff(this.writer.getDefaultColorspace());
if (this.writer.isRgbTransparencyBlending()) {
final PdfDictionary dcs = new PdfDictionary();
dcs.put(PdfName.CS, PdfName.DEVICERGB);
this.pageResources.addDefaultColorDiff(dcs);
}
final PdfDictionary resources = this.pageResources.getResources();
// we create the page dictionary
final PdfPage page = new PdfPage(new PdfRectangle(this.pageSize, rotation), this.thisBoxSize, resources, rotation);
page.put(PdfName.TABS, this.writer.getTabs());
// we complete the page dictionary
// [C9] if there is XMP data to add: add it
if (this.xmpMetadata != null) {
final PdfStream xmp = new PdfStream(this.xmpMetadata);
xmp.put(PdfName.TYPE, PdfName.METADATA);
xmp.put(PdfName.SUBTYPE, PdfName.XML);
final PdfEncryption crypto = this.writer.getEncryption();
if (crypto != null && !crypto.isMetadataEncrypted()) {
final PdfArray ar = new PdfArray();
ar.add(PdfName.CRYPT);
xmp.put(PdfName.FILTER, ar);
}
page.put(PdfName.METADATA, this.writer.addToBody(xmp).getIndirectReference());
}
// [U3] page actions: transition, duration, additional actions
if (this.transition!=null) {
page.put(PdfName.TRANS, this.transition.getTransitionDictionary());
this.transition = null;
}
if (this.duration>0) {
page.put(PdfName.DUR,new PdfNumber(this.duration));
this.duration = 0;
}
if (this.pageAA != null) {
page.put(PdfName.AA, this.writer.addToBody(this.pageAA).getIndirectReference());
this.pageAA = null;
}
// [U4] we add the thumbs
if (this.thumb != null) {
page.put(PdfName.THUMB, this.thumb);
this.thumb = null;
}
// [U8] we check if the userunit is defined
if (this.writer.getUserunit() > 0f) {
page.put(PdfName.USERUNIT, new PdfNumber(this.writer.getUserunit()));
}
// [C5] and [C8] we add the annotations
if (this.annotationsImp.hasUnusedAnnotations()) {
final PdfArray array = this.annotationsImp.rotateAnnotations(this.writer, this.pageSize);
if (array.size() != 0) {
page.put(PdfName.ANNOTS, array);
}
}
// [F12] we add tag info
if (this.writer.isTagged()) {
page.put(PdfName.STRUCTPARENTS, new PdfNumber(this.writer.getCurrentPageNumber() - 1));
}
if (this.text.size() > this.textEmptySize) {
this.text.endText();
} else {
this.text = null;
}
this.writer.add(page, new PdfContents(this.writer.getDirectContentUnder(), this.graphics, this.text, this.writer.getDirectContent(), this.pageSize));
// we initialize the new page
initPage();
}
catch(final DocumentException de) {
// maybe this never happens, but it's better to check.
throw new ExceptionConverter(de);
}
catch (final IOException ioe) {
throw new ExceptionConverter(ioe);
}
return true;
}
// [L4] DocListener interface
/**
* Sets the pagesize.
*
* @param pageSize the new pagesize
* @return true if the page size was set
*/
@Override
public boolean setPageSize(final Rectangle pageSize) {
if (this.writer != null && this.writer.isPaused()) {
return false;
}
this.nextPageSize = new Rectangle(pageSize);
return true;
}
// [L5] DocListener interface
/** margin in x direction starting from the left. Will be valid in the next page */
private float nextMarginLeft;
/** margin in x direction starting from the right. Will be valid in the next page */
private float nextMarginRight;
/** margin in y direction starting from the top. Will be valid in the next page */
private float nextMarginTop;
/** margin in y direction starting from the bottom. Will be valid in the next page */
private float nextMarginBottom;
/**
* Sets the margins.
*
* @param marginLeft the margin on the left
* @param marginRight the margin on the right
* @param marginTop the margin on the top
* @param marginBottom the margin on the bottom
* @return a boolean
*/
@Override
public boolean setMargins(final float marginLeft, final float marginRight, final float marginTop, final float marginBottom) {
if (this.writer != null && this.writer.isPaused()) {
return false;
}
this.nextMarginLeft = marginLeft;
this.nextMarginRight = marginRight;
this.nextMarginTop = marginTop;
this.nextMarginBottom = marginBottom;
return true;
}
// [L6] DocListener interface
/**
* @see com.aowagie.text.DocListener#setMarginMirroring(boolean)
*/
@Override
public boolean setMarginMirroring(final boolean MarginMirroring) {
if (this.writer != null && this.writer.isPaused()) {
return false;
}
return super.setMarginMirroring(MarginMirroring);
}
/**
* @see com.aowagie.text.DocListener#setMarginMirroring(boolean)
* @since 2.1.6
*/
@Override
public boolean setMarginMirroringTopBottom(final boolean MarginMirroringTopBottom) {
if (this.writer != null && this.writer.isPaused()) {
return false;
}
return super.setMarginMirroringTopBottom(MarginMirroringTopBottom);
}
// [L7] DocListener interface
/**
* Sets the page number.
*
* @param pageN the new page number
*/
@Override
public void setPageCount(final int pageN) {
if (this.writer != null && this.writer.isPaused()) {
return;
}
super.setPageCount(pageN);
}
// [L8] DocListener interface
/**
* Sets the page number to 0.
*/
@Override
public void resetPageCount() {
if (this.writer != null && this.writer.isPaused()) {
return;
}
super.resetPageCount();
}
// [L9] DocListener interface
/**
* Changes the header of this document.
*
* @param header the new header
*/
@Override
public void setHeader(final HeaderFooter header) {
if (this.writer != null && this.writer.isPaused()) {
return;
}
super.setHeader(header);
}
// [L10] DocListener interface
/**
* Resets the header of this document.
*/
@Override
public void resetHeader() {
if (this.writer != null && this.writer.isPaused()) {
return;
}
super.resetHeader();
}
// [L11] DocListener interface
/**
* Changes the footer of this document.
*
* @param footer the new footer
*/
@Override
public void setFooter(final HeaderFooter footer) {
if (this.writer != null && this.writer.isPaused()) {
return;
}
super.setFooter(footer);
}
// [L12] DocListener interface
/**
* Resets the footer of this document.
*/
@Override
public void resetFooter() {
if (this.writer != null && this.writer.isPaused()) {
return;
}
super.resetFooter();
}
// DOCLISTENER METHODS END
/** Signals that OnOpenDocument should be called. */
private boolean firstPageEvent = true;
/**
* Initializes a page.
*
* If the footer/header is set, it is printed.
* @throws DocumentException on error
*/
private void initPage() throws DocumentException {
// the pagenumber is incremented
this.pageN++;
// initialization of some page objects
this.annotationsImp.resetAnnotations();
this.pageResources = new PageResources();
this.writer.resetContent();
this.graphics = new PdfContentByte(this.writer);
this.text = new PdfContentByte(this.writer);
this.text.reset();
this.text.beginText();
this.textEmptySize = this.text.size();
this.markPoint = 0;
setNewPageSizeAndMargins();
this.imageEnd = -1;
this.indentation.imageIndentRight = 0;
this.indentation.imageIndentLeft = 0;
this.indentation.indentBottom = 0;
this.indentation.indentTop = 0;
this.currentHeight = 0;
// backgroundcolors, etc...
this.thisBoxSize = new LinkedHashMap(this.boxSize);
if (this.pageSize.getBackgroundColor() != null
|| this.pageSize.hasBorders()
|| this.pageSize.getBorderColor() != null) {
add(this.pageSize);
}
final float oldleading = this.leading;
final int oldAlignment = this.alignment;
// if there is a footer, the footer is added
doFooter();
// we move to the left/top position of the page
this.text.moveText(left(), top());
doHeader();
this.pageEmpty = true;
// if there is an image waiting to be drawn, draw it
try {
if (this.imageWait != null) {
add(this.imageWait);
this.imageWait = null;
}
}
catch(final Exception e) {
throw new ExceptionConverter(e);
}
this.leading = oldleading;
this.alignment = oldAlignment;
carriageReturn();
final PdfPageEvent pageEvent = this.writer.getPageEvent();
if (pageEvent != null) {
if (this.firstPageEvent) {
pageEvent.onOpenDocument(this.writer, this);
}
pageEvent.onStartPage(this.writer, this);
}
this.firstPageEvent = false;
}
/** The line that is currently being written. */
private PdfLine line = null;
/** The lines that are written until now. */
private ArrayList lines = new ArrayList();
/**
* Adds the current line to the list of lines and also adds an empty line.
* @throws DocumentException on error
*/
private void newLine() throws DocumentException {
this.lastElementType = -1;
carriageReturn();
if (this.lines != null && !this.lines.isEmpty()) {
this.lines.add(this.line);
this.currentHeight += this.line.height();
}
this.line = new PdfLine(indentLeft(), indentRight(), this.alignment, this.leading);
}
/**
* If the current line is not empty or null, it is added to the arraylist
* of lines and a new empty line is added.
*/
private void carriageReturn() {
// the arraylist with lines may not be null
if (this.lines == null) {
this.lines = new ArrayList();
}
// If the current line is not null
if (this.line != null) {
// we check if the end of the page is reached (bugfix by Francois Gravel)
if (this.currentHeight + this.line.height() + this.leading < indentTop() - indentBottom()) {
// if so nonempty lines are added and the height is augmented
if (this.line.size() > 0) {
this.currentHeight += this.line.height();
this.lines.add(this.line);
this.pageEmpty = false;
}
}
// if the end of the line is reached, we start a new page
else {
newPage();
}
}
if (this.imageEnd > -1 && this.currentHeight > this.imageEnd) {
this.imageEnd = -1;
this.indentation.imageIndentRight = 0;
this.indentation.imageIndentLeft = 0;
}
// a new current line is constructed
this.line = new PdfLine(indentLeft(), indentRight(), this.alignment, this.leading);
}
/**
* Gets the current vertical page position.
* @param ensureNewLine Tells whether a new line shall be enforced. This may cause side effects
* for elements that do not terminate the lines they've started because those lines will get
* terminated.
* @return The current vertical page position.
*/
public float getVerticalPosition(final boolean ensureNewLine) {
// ensuring that a new line has been started.
if (ensureNewLine) {
ensureNewLine();
}
return top() - this.currentHeight - this.indentation.indentTop;
}
/** Holds the type of the last element, that has been added to the document. */
private int lastElementType = -1;
/**
* Ensures that a new line has been started.
*/
private void ensureNewLine() {
try {
if (this.lastElementType == Element.PHRASE ||
this.lastElementType == Element.CHUNK) {
newLine();
flushLines();
}
} catch (final DocumentException ex) {
throw new ExceptionConverter(ex);
}
}
/**
* Writes all the lines to the text-object.
*
* @return the displacement that was caused
* @throws DocumentException on error
*/
private float flushLines() throws DocumentException {
// checks if the ArrayList with the lines is not null
if (this.lines == null) {
return 0;
}
// checks if a new Line has to be made.
if (this.line != null && this.line.size() > 0) {
this.lines.add(this.line);
this.line = new PdfLine(indentLeft(), indentRight(), this.alignment, this.leading);
}
// checks if the ArrayList with the lines is empty
if (this.lines.isEmpty()) {
return 0;
}
// initialization of some parameters
final Object currentValues[] = new Object[2];
PdfFont currentFont = null;
float displacement = 0;
PdfLine l;
final Float lastBaseFactor = Float.valueOf(0);
currentValues[1] = lastBaseFactor;
// looping over all the lines
for (final Iterator i = this.lines.iterator(); i.hasNext(); ) {
// this is a line in the loop
l = (PdfLine) i.next();
final float moveTextX = l.indentLeft() - indentLeft() + this.indentation.indentLeft + this.indentation.listIndentLeft + this.indentation.sectionIndentLeft;
this.text.moveText(moveTextX, -l.height());
// is the line preceded by a symbol?
if (l.listSymbol() != null) {
ColumnText.showTextAligned(this.graphics, Element.ALIGN_LEFT, new Phrase(l.listSymbol()), this.text.getXTLM() - l.listIndent(), this.text.getYTLM(), 0);
}
currentValues[0] = currentFont;
writeLineToContent(l, this.text, this.graphics, currentValues, this.writer.getSpaceCharRatio());
currentFont = (PdfFont)currentValues[0];
displacement += l.height();
this.text.moveText(-moveTextX, 0);
}
this.lines = new ArrayList();
return displacement;
}
/** The characters to be applied the hanging punctuation. */
private static final String hangingPunctuation = ".,;:'";
/**
* Writes a text line to the document. It takes care of all the attributes.
*
* Before entering the line position must have been established and the
* text argument must be in text object scope (beginText()).
* @param line the line to be written
* @param text the PdfContentByte where the text will be written to
* @param graphics the PdfContentByte where the graphics will be written to
* @param currentValues the current font and extra spacing values
* @param ratio
* @throws DocumentException on error
*/
void writeLineToContent(final PdfLine line, final PdfContentByte text, final PdfContentByte graphics, final Object currentValues[], final float ratio) throws DocumentException {
PdfFont currentFont = (PdfFont)currentValues[0];
float lastBaseFactor = ((Float)currentValues[1]).floatValue();
PdfChunk chunk;
int numberOfSpaces;
int lineLen;
boolean isJustified;
float hangingCorrection = 0;
float hScale = 1;
float lastHScale = Float.NaN;
float baseWordSpacing = 0;
float baseCharacterSpacing = 0;
float glueWidth = 0;
numberOfSpaces = line.numberOfSpaces();
lineLen = line.GetLineLengthUtf32();
// does the line need to be justified?
isJustified = line.hasToBeJustified() && (numberOfSpaces != 0 || lineLen > 1);
final int separatorCount = line.getSeparatorCount();
if (separatorCount > 0) {
glueWidth = line.widthLeft() / separatorCount;
}
else if (isJustified) {
if (line.isNewlineSplit() && line.widthLeft() >= lastBaseFactor * (ratio * numberOfSpaces + lineLen - 1)) {
if (line.isRTL()) {
text.moveText(line.widthLeft() - lastBaseFactor * (ratio * numberOfSpaces + lineLen - 1), 0);
}
baseWordSpacing = ratio * lastBaseFactor;
baseCharacterSpacing = lastBaseFactor;
}
else {
float width = line.widthLeft();
final PdfChunk last = line.getChunk(line.size() - 1);
if (last != null) {
final String s = last.toString();
char c;
if (s.length() > 0 && hangingPunctuation.indexOf(c = s.charAt(s.length() - 1)) >= 0) {
final float oldWidth = width;
width += last.font().width(c) * 0.4f;
hangingCorrection = width - oldWidth;
}
}
final float baseFactor = width / (ratio * numberOfSpaces + lineLen - 1);
baseWordSpacing = ratio * baseFactor;
baseCharacterSpacing = baseFactor;
lastBaseFactor = baseFactor;
}
}
final int lastChunkStroke = line.getLastStrokeChunk();
int chunkStrokeIdx = 0;
float xMarker = text.getXTLM();
final float baseXMarker = xMarker;
final float yMarker = text.getYTLM();
boolean adjustMatrix = false;
float tabPosition = 0;
// looping over all the chunks in 1 line
for (final Iterator j = line.iterator(); j.hasNext(); ) {
chunk = (PdfChunk) j.next();
final Color color = chunk.color();
hScale = 1;
if (chunkStrokeIdx <= lastChunkStroke) {
float width;
if (isJustified) {
width = chunk.getWidthCorrected(baseCharacterSpacing, baseWordSpacing);
}
else {
width = chunk.width();
}
if (chunk.isStroked()) {
final PdfChunk nextChunk = line.getChunk(chunkStrokeIdx + 1);
if (chunk.isSeparator()) {
width = glueWidth;
final Object[] sep = (Object[])chunk.getAttribute(Chunk.SEPARATOR);
final DrawInterface di = (DrawInterface)sep[0];
final Boolean vertical = (Boolean)sep[1];
final float fontSize = chunk.font().size();
final float ascender = chunk.font().getFont().getFontDescriptor(BaseFont.ASCENT, fontSize);
final float descender = chunk.font().getFont().getFontDescriptor(BaseFont.DESCENT, fontSize);
if (vertical.booleanValue()) {
di.draw(graphics, baseXMarker, yMarker + descender, baseXMarker + line.getOriginalWidth(), ascender - descender, yMarker);
}
else {
di.draw(graphics, xMarker, yMarker + descender, xMarker + width, ascender - descender, yMarker);
}
}
if (chunk.isTab()) {
final Object[] tab = (Object[])chunk.getAttribute(Chunk.TAB);
final DrawInterface di = (DrawInterface)tab[0];
tabPosition = ((Float)tab[1]).floatValue() + ((Float)tab[3]).floatValue();
final float fontSize = chunk.font().size();
final float ascender = chunk.font().getFont().getFontDescriptor(BaseFont.ASCENT, fontSize);
final float descender = chunk.font().getFont().getFontDescriptor(BaseFont.DESCENT, fontSize);
if (tabPosition > xMarker) {
di.draw(graphics, xMarker, yMarker + descender, tabPosition, ascender - descender, yMarker);
}
final float tmp = xMarker;
xMarker = tabPosition;
tabPosition = tmp;
}
if (chunk.isAttribute(Chunk.BACKGROUND)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.BACKGROUND)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
final float fontSize = chunk.font().size();
final float ascender = chunk.font().getFont().getFontDescriptor(BaseFont.ASCENT, fontSize);
final float descender = chunk.font().getFont().getFontDescriptor(BaseFont.DESCENT, fontSize);
final Object bgr[] = (Object[])chunk.getAttribute(Chunk.BACKGROUND);
graphics.setColorFill((Color)bgr[0]);
final float extra[] = (float[])bgr[1];
graphics.rectangle(xMarker - extra[0],
yMarker + descender - extra[1] + chunk.getTextRise(),
width - subtract + extra[0] + extra[2],
ascender - descender + extra[1] + extra[3]);
graphics.fill();
graphics.setGrayFill(0);
}
if (chunk.isAttribute(Chunk.UNDERLINE)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.UNDERLINE)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
final Object unders[][] = (Object[][])chunk.getAttribute(Chunk.UNDERLINE);
Color scolor = null;
for (final Object[] obj : unders) {
scolor = (Color)obj[0];
final float ps[] = (float[])obj[1];
if (scolor == null) {
scolor = color;
}
if (scolor != null) {
graphics.setColorStroke(scolor);
}
final float fsize = chunk.font().size();
graphics.setLineWidth(ps[0] + fsize * ps[1]);
final float shift = ps[2] + fsize * ps[3];
final int cap2 = (int)ps[4];
if (cap2 != 0) {
graphics.setLineCap(cap2);
}
graphics.moveTo(xMarker, yMarker + shift);
graphics.lineTo(xMarker + width - subtract, yMarker + shift);
graphics.stroke();
if (scolor != null) {
graphics.resetGrayStroke();
}
if (cap2 != 0) {
graphics.setLineCap(0);
}
}
graphics.setLineWidth(1);
}
if (chunk.isAttribute(Chunk.ACTION)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.ACTION)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
text.addAnnotation(new PdfAnnotation(this.writer, xMarker, yMarker, xMarker + width - subtract, yMarker + chunk.font().size(), (PdfAction)chunk.getAttribute(Chunk.ACTION)));
}
if (chunk.isAttribute(Chunk.REMOTEGOTO)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.REMOTEGOTO)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
final Object obj[] = (Object[])chunk.getAttribute(Chunk.REMOTEGOTO);
final String filename = (String)obj[0];
if (obj[1] instanceof String) {
remoteGoto(filename, (String)obj[1], xMarker, yMarker, xMarker + width - subtract, yMarker + chunk.font().size());
} else {
remoteGoto(filename, ((Integer)obj[1]).intValue(), xMarker, yMarker, xMarker + width - subtract, yMarker + chunk.font().size());
}
}
if (chunk.isAttribute(Chunk.LOCALGOTO)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.LOCALGOTO)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
localGoto((String)chunk.getAttribute(Chunk.LOCALGOTO), xMarker, yMarker, xMarker + width - subtract, yMarker + chunk.font().size());
}
if (chunk.isAttribute(Chunk.LOCALDESTINATION)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.LOCALDESTINATION)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
localDestination((String)chunk.getAttribute(Chunk.LOCALDESTINATION), new PdfDestination(PdfDestination.XYZ, xMarker, yMarker + chunk.font().size(), 0));
}
if (chunk.isAttribute(Chunk.GENERICTAG)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.GENERICTAG)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
final Rectangle rect = new Rectangle(xMarker, yMarker, xMarker + width - subtract, yMarker + chunk.font().size());
final PdfPageEvent pev = this.writer.getPageEvent();
if (pev != null) {
pev.onGenericTag(this.writer, this, rect, (String)chunk.getAttribute(Chunk.GENERICTAG));
}
}
if (chunk.isAttribute(Chunk.PDFANNOTATION)) {
float subtract = lastBaseFactor;
if (nextChunk != null && nextChunk.isAttribute(Chunk.PDFANNOTATION)) {
subtract = 0;
}
if (nextChunk == null) {
subtract += hangingCorrection;
}
final float fontSize = chunk.font().size();
final float ascender = chunk.font().getFont().getFontDescriptor(BaseFont.ASCENT, fontSize);
final float descender = chunk.font().getFont().getFontDescriptor(BaseFont.DESCENT, fontSize);
final PdfAnnotation annot = PdfFormField.shallowDuplicate((PdfAnnotation)chunk.getAttribute(Chunk.PDFANNOTATION));
annot.put(PdfName.RECT, new PdfRectangle(xMarker, yMarker + descender, xMarker + width - subtract, yMarker + ascender));
text.addAnnotation(annot);
}
final float params[] = (float[])chunk.getAttribute(Chunk.SKEW);
final Float hs = (Float)chunk.getAttribute(Chunk.HSCALE);
if (params != null || hs != null) {
float b = 0, c = 0;
if (params != null) {
b = params[0];
c = params[1];
}
if (hs != null) {
hScale = hs.floatValue();
}
text.setTextMatrix(hScale, b, c, 1, xMarker, yMarker);
}
if (chunk.isImage()) {
final Image image = chunk.getImage();
final float matrix[] = image.matrix();
matrix[Image.CX] = xMarker + chunk.getImageOffsetX() - matrix[Image.CX];
matrix[Image.CY] = yMarker + chunk.getImageOffsetY() - matrix[Image.CY];
graphics.addImage(image, matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]);
text.moveText(xMarker + lastBaseFactor + image.getScaledWidth() - text.getXTLM(), 0);
}
}
xMarker += width;
++chunkStrokeIdx;
}
if (chunk.font().compareTo(currentFont) != 0) {
currentFont = chunk.font();
text.setFontAndSize(currentFont.getFont(), currentFont.size());
}
float rise = 0;
final Object textRender[] = (Object[])chunk.getAttribute(Chunk.TEXTRENDERMODE);
int tr = 0;
float strokeWidth = 1;
Color strokeColor = null;
final Float fr = (Float)chunk.getAttribute(Chunk.SUBSUPSCRIPT);
if (textRender != null) {
tr = ((Integer)textRender[0]).intValue() & 3;
if (tr != PdfContentByte.TEXT_RENDER_MODE_FILL) {
text.setTextRenderingMode(tr);
}
if (tr == PdfContentByte.TEXT_RENDER_MODE_STROKE || tr == PdfContentByte.TEXT_RENDER_MODE_FILL_STROKE) {
strokeWidth = ((Float)textRender[1]).floatValue();
if (strokeWidth != 1) {
text.setLineWidth(strokeWidth);
}
strokeColor = (Color)textRender[2];
if (strokeColor == null) {
strokeColor = color;
}
if (strokeColor != null) {
text.setColorStroke(strokeColor);
}
}
}
if (fr != null) {
rise = fr.floatValue();
}
if (color != null) {
text.setColorFill(color);
}
if (rise != 0) {
text.setTextRise(rise);
}
if (chunk.isImage()) {
adjustMatrix = true;
}
else if (chunk.isHorizontalSeparator()) {
final PdfTextArray array = new PdfTextArray();
array.add(-glueWidth * 1000f / chunk.font.size() / hScale);
text.showText(array);
}
else if (chunk.isTab()) {
final PdfTextArray array = new PdfTextArray();
array.add((tabPosition - xMarker) * 1000f / chunk.font.size() / hScale);
text.showText(array);
}
// If it is a CJK chunk or Unicode TTF we will have to simulate the
// space adjustment.
else if (isJustified && numberOfSpaces > 0 && chunk.isSpecialEncoding()) {
if (hScale != lastHScale) {
lastHScale = hScale;
text.setWordSpacing(baseWordSpacing / hScale);
text.setCharacterSpacing(baseCharacterSpacing / hScale);
}
final String s = chunk.toString();
int idx = s.indexOf(' ');
if (idx < 0) {
text.showText(s);
} else {
final float spaceCorrection = - baseWordSpacing * 1000f / chunk.font.size() / hScale;
final PdfTextArray textArray = new PdfTextArray(s.substring(0, idx));
int lastIdx = idx;
while ((idx = s.indexOf(' ', lastIdx + 1)) >= 0) {
textArray.add(spaceCorrection);
textArray.add(s.substring(lastIdx, idx));
lastIdx = idx;
}
textArray.add(spaceCorrection);
textArray.add(s.substring(lastIdx));
text.showText(textArray);
}
}
else {
if (isJustified && hScale != lastHScale) {
lastHScale = hScale;
text.setWordSpacing(baseWordSpacing / hScale);
text.setCharacterSpacing(baseCharacterSpacing / hScale);
}
text.showText(chunk.toString());
}
if (rise != 0) {
text.setTextRise(0);
}
if (color != null) {
text.resetRGBColorFill();
}
if (tr != PdfContentByte.TEXT_RENDER_MODE_FILL) {
text.setTextRenderingMode(PdfContentByte.TEXT_RENDER_MODE_FILL);
}
if (strokeColor != null) {
text.resetRGBColorStroke();
}
if (strokeWidth != 1) {
text.setLineWidth(1);
}
if (chunk.isAttribute(Chunk.SKEW) || chunk.isAttribute(Chunk.HSCALE)) {
adjustMatrix = true;
text.setTextMatrix(xMarker, yMarker);
}
}
if (isJustified) {
text.setWordSpacing(0);
text.setCharacterSpacing(0);
if (line.isNewlineSplit()) {
lastBaseFactor = 0;
}
}
if (adjustMatrix) {
text.moveText(baseXMarker - text.getXTLM(), 0);
}
currentValues[0] = currentFont;
currentValues[1] = Float.valueOf(lastBaseFactor);
}
private final Indentation indentation = new Indentation();
/**
* @since 2.0.8 (PdfDocument was package-private before)
*/
private static class Indentation {
/** This represents the current indentation of the PDF Elements on the left side. */
private float indentLeft = 0;
/** Indentation to the left caused by a section. */
private float sectionIndentLeft = 0;
/** This represents the current indentation of the PDF Elements on the left side. */
private float listIndentLeft = 0;
/** This is the indentation caused by an image on the left. */
private float imageIndentLeft = 0;
/** This represents the current indentation of the PDF Elements on the right side. */
private float indentRight = 0;
/** Indentation to the right caused by a section. */
private float sectionIndentRight = 0;
/** This is the indentation caused by an image on the right. */
private float imageIndentRight = 0;
/** This represents the current indentation of the PDF Elements on the top side. */
private float indentTop = 0;
/** This represents the current indentation of the PDF Elements on the bottom side. */
private float indentBottom = 0;
}
/**
* Gets the indentation on the left side.
*
* @return a margin
*/
private float indentLeft() {
return left(this.indentation.indentLeft + this.indentation.listIndentLeft + this.indentation.imageIndentLeft + this.indentation.sectionIndentLeft);
}
/**
* Gets the indentation on the right side.
*
* @return a margin
*/
private float indentRight() {
return right(this.indentation.indentRight + this.indentation.sectionIndentRight + this.indentation.imageIndentRight);
}
/**
* Gets the indentation on the top side.
*
* @return a margin
*/
private float indentTop() {
return top(this.indentation.indentTop);
}
/**
* Gets the indentation on the bottom side.
*
* @return a margin
*/
float indentBottom() {
return bottom(this.indentation.indentBottom);
}
/**
* Adds extra space.
* This method should probably be rewritten.
*/
protected void addSpacing(final float extraspace, final float oldleading, Font f) {
if (extraspace == 0) {
return;
}
if (this.pageEmpty) {
return;
}
if (this.currentHeight + this.line.height() + this.leading > indentTop() - indentBottom()) {
return;
}
this.leading = extraspace;
carriageReturn();
if (f.isUnderlined() || f.isStrikethru()) {
f = new Font(f);
int style = f.getStyle();
style &= ~Font.UNDERLINE;
style &= ~Font.STRIKETHRU;
f.setStyle(style);
}
final Chunk space = new Chunk(" ", f);
space.process(this);
carriageReturn();
this.leading = oldleading;
}
// Info Dictionary and Catalog
/** some meta information about the Document. */
private PdfInfo info = new PdfInfo();
/**
* Gets the PdfInfo-object.
*
* @return PdfInfo
*/
PdfInfo getInfo() {
return this.info;
}
/**
* Gets the PdfCatalog-object.
*
* @param pages an indirect reference to this document pages
* @return PdfCatalog
*/
PdfCatalog getCatalog(final PdfIndirectReference pages) {
final PdfCatalog catalog = new PdfCatalog(pages, this.writer);
// [C1] outlines
if (this.rootOutline.getKids().size() > 0) {
catalog.put(PdfName.PAGEMODE, PdfName.USEOUTLINES);
catalog.put(PdfName.OUTLINES, this.rootOutline.indirectReference());
}
// [C2] version
this.writer.getPdfVersion().addToCatalog(catalog);
// [C3] preferences
this.viewerPreferences.addToCatalog(catalog);
// [C4] pagelabels
if (this.pageLabels != null) {
catalog.put(PdfName.PAGELABELS, this.pageLabels.getDictionary(this.writer));
}
// [C5] named objects
catalog.addNames(this.localDestinations, getDocumentLevelJS(), this.documentFileAttachment, this.writer);
// [C6] actions
if (this.openActionName != null) {
final PdfAction action = getLocalGotoAction(this.openActionName);
catalog.setOpenAction(action);
}
else if (this.openActionAction != null) {
catalog.setOpenAction(this.openActionAction);
}
if (this.additionalActions != null) {
catalog.setAdditionalActions(this.additionalActions);
}
// [C7] portable collections
if (this.collection != null) {
catalog.put(PdfName.COLLECTION, this.collection);
}
// [C8] AcroForm
if (this.annotationsImp.hasValidAcroForm()) {
try {
catalog.put(PdfName.ACROFORM, this.writer.addToBody(this.annotationsImp.getAcroForm()).getIndirectReference());
}
catch (final IOException e) {
throw new ExceptionConverter(e);
}
}
return catalog;
}
// [C1] outlines
/** This is the root outline of the document. */
private PdfOutline rootOutline;
/** This is the current PdfOutline in the hierarchy of outlines. */
private PdfOutline currentOutline;
/**
* Adds a named outline to the document .
* @param outline the outline to be added
* @param name the name of this local destination
*/
void addOutline(final PdfOutline outline, final String name) {
localDestination(name, outline.getPdfDestination());
}
/**
* Gets the root outline. All the outlines must be created with a parent.
* The first level is created with this outline.
* @return the root outline
*/
public PdfOutline getRootOutline() {
return this.rootOutline;
}
/**
* Updates the count in the outlines.
*/
private void calculateOutlineCount() {
if (this.rootOutline.getKids().size() == 0) {
return;
}
traverseOutlineCount(this.rootOutline);
}
/**
* Recursive method to update the count in the outlines.
*/
private void traverseOutlineCount(final PdfOutline outline) {
final ArrayList kids = outline.getKids();
final PdfOutline parent = outline.parent();
if (kids.isEmpty()) {
if (parent != null) {
parent.setCount(parent.getCount() + 1);
}
}
else {
for (int k = 0; k < kids.size(); ++k) {
traverseOutlineCount((PdfOutline)kids.get(k));
}
if (parent != null) {
if (outline.isOpen()) {
parent.setCount(outline.getCount() + parent.getCount() + 1);
}
else {
parent.setCount(parent.getCount() + 1);
outline.setCount(-outline.getCount());
}
}
}
}
/**
* Writes the outline tree to the body of the PDF document.
*/
private void writeOutlines() throws IOException {
if (this.rootOutline.getKids().size() == 0) {
return;
}
outlineTree(this.rootOutline);
this.writer.addToBody(this.rootOutline, this.rootOutline.indirectReference());
}
/**
* Recursive method used to write outlines.
*/
private void outlineTree(final PdfOutline outline) throws IOException {
outline.setIndirectReference(this.writer.getPdfIndirectReference());
if (outline.parent() != null) {
outline.put(PdfName.PARENT, outline.parent().indirectReference());
}
final ArrayList kids = outline.getKids();
final int size = kids.size();
for (int k = 0; k < size; ++k) {
outlineTree((PdfOutline)kids.get(k));
}
for (int k = 0; k < size; ++k) {
if (k > 0) {
((PdfOutline)kids.get(k)).put(PdfName.PREV, ((PdfOutline)kids.get(k - 1)).indirectReference());
}
if (k < size - 1) {
((PdfOutline)kids.get(k)).put(PdfName.NEXT, ((PdfOutline)kids.get(k + 1)).indirectReference());
}
}
if (size > 0) {
outline.put(PdfName.FIRST, ((PdfOutline)kids.get(0)).indirectReference());
outline.put(PdfName.LAST, ((PdfOutline)kids.get(size - 1)).indirectReference());
}
for (int k = 0; k < size; ++k) {
final PdfOutline kid = (PdfOutline)kids.get(k);
this.writer.addToBody(kid, kid.indirectReference());
}
}
// [C3] PdfViewerPreferences interface
/** Contains the Viewer preferences of this PDF document. */
private final PdfViewerPreferencesImp viewerPreferences = new PdfViewerPreferencesImp();
/** @see com.aowagie.text.pdf.interfaces.PdfViewerPreferences#setViewerPreferences(int) */
void setViewerPreferences(final int preferences) {
this.viewerPreferences.setViewerPreferences(preferences);
}
/** @see com.aowagie.text.pdf.interfaces.PdfViewerPreferences#addViewerPreference(com.aowagie.text.pdf.PdfName, com.aowagie.text.pdf.PdfObject) */
void addViewerPreference(final PdfName key, final PdfObject value) {
this.viewerPreferences.addViewerPreference(key, value);
}
// [C4] Page labels
protected PdfPageLabels pageLabels;
/**
* Sets the page labels
* @param pageLabels the page labels
*/
void setPageLabels(final PdfPageLabels pageLabels) {
this.pageLabels = pageLabels;
}
// [C5] named objects: local destinations, javascript, embedded files
/**
* Implements a link to other part of the document. The jump will
* be made to a local destination with the same name, that must exist.
* @param name the name for this link
* @param llx the lower left x corner of the activation area
* @param lly the lower left y corner of the activation area
* @param urx the upper right x corner of the activation area
* @param ury the upper right y corner of the activation area
*/
private void localGoto(final String name, final float llx, final float lly, final float urx, final float ury) {
final PdfAction action = getLocalGotoAction(name);
this.annotationsImp.addPlainAnnotation(new PdfAnnotation(this.writer, llx, lly, urx, ury, action));
}
/**
* Implements a link to another document.
* @param filename the filename for the remote document
* @param name the name to jump to
* @param llx the lower left x corner of the activation area
* @param lly the lower left y corner of the activation area
* @param urx the upper right x corner of the activation area
* @param ury the upper right y corner of the activation area
*/
private void remoteGoto(final String filename, final String name, final float llx, final float lly, final float urx, final float ury) {
this.annotationsImp.addPlainAnnotation(new PdfAnnotation(this.writer, llx, lly, urx, ury, new PdfAction(filename, name)));
}
/**
* Implements a link to another document.
* @param filename the filename for the remote document
* @param page the page to jump to
* @param llx the lower left x corner of the activation area
* @param lly the lower left y corner of the activation area
* @param urx the upper right x corner of the activation area
* @param ury the upper right y corner of the activation area
*/
private void remoteGoto(final String filename, final int page, final float llx, final float lly, final float urx, final float ury) {
addAnnotation(new PdfAnnotation(this.writer, llx, lly, urx, ury, new PdfAction(filename, page)));
}
/** Implements an action in an area.
* @param action the PdfAction
* @param llx the lower left x corner of the activation area
* @param lly the lower left y corner of the activation area
* @param urx the upper right x corner of the activation area
* @param ury the upper right y corner of the activation area
*/
void setAction(final PdfAction action, final float llx, final float lly, final float urx, final float ury) {
addAnnotation(new PdfAnnotation(this.writer, llx, lly, urx, ury, action));
}
/**
* Stores the destinations keyed by name. Value is
* Object[]{PdfAction,PdfIndirectReference,PdfDestintion}.
*/
private final TreeMap localDestinations = new TreeMap();
private PdfAction getLocalGotoAction(final String name) {
PdfAction action;
Object obj[] = (Object[])this.localDestinations.get(name);
if (obj == null) {
obj = new Object[3];
}
if (obj[0] == null) {
if (obj[1] == null) {
obj[1] = this.writer.getPdfIndirectReference();
}
action = new PdfAction((PdfIndirectReference)obj[1]);
obj[0] = action;
this.localDestinations.put(name, obj);
}
else {
action = (PdfAction)obj[0];
}
return action;
}
/**
* The local destination to where a local goto with the same
* name will jump to.
* @param name the name of this local destination
* @param destination the PdfDestination with the jump coordinates
* @return true if the local destination was added,
* false if a local destination with the same name
* already existed
*/
private boolean localDestination(final String name, final PdfDestination destination) {
Object obj[] = (Object[])this.localDestinations.get(name);
if (obj == null) {
obj = new Object[3];
}
if (obj[2] != null) {
return false;
}
obj[2] = destination;
this.localDestinations.put(name, obj);
destination.addPage(this.writer.getCurrentPage());
return true;
}
/**
* Stores a list of document level JavaScript actions.
*/
private int jsCounter;
private final HashMap documentLevelJS = new HashMap();
private static final DecimalFormat SIXTEEN_DIGITS = new DecimalFormat("0000000000000000");
void addJavaScript(final PdfAction js) {
if (js.get(PdfName.JS) == null) {
throw new RuntimeException("Only JavaScript actions are allowed.");
}
try {
this.documentLevelJS.put(SIXTEEN_DIGITS.format(this.jsCounter++), this.writer.addToBody(js).getIndirectReference());
}
catch (final IOException e) {
throw new ExceptionConverter(e);
}
}
void addJavaScript(final String name, final PdfAction js) {
if (js.get(PdfName.JS) == null) {
throw new RuntimeException("Only JavaScript actions are allowed.");
}
try {
this.documentLevelJS.put(name, this.writer.addToBody(js).getIndirectReference());
}
catch (final IOException e) {
throw new ExceptionConverter(e);
}
}
HashMap getDocumentLevelJS() {
return this.documentLevelJS;
}
private final HashMap documentFileAttachment = new HashMap();
void addFileAttachment(String description, final PdfFileSpecification fs) throws IOException {
if (description == null) {
final PdfString desc = (PdfString)fs.get(PdfName.DESC);
if (desc == null) {
description = "";
}
else {
description = PdfEncodings.convertToString(desc.getBytes(), null);
}
}
fs.addDescription(description, true);
if (description.length() == 0) {
description = "Unnamed";
}
String fn = PdfEncodings.convertToString(new PdfString(description, PdfObject.TEXT_UNICODE).getBytes(), null);
int k = 0;
while (this.documentFileAttachment.containsKey(fn)) {
++k;
fn = PdfEncodings.convertToString(new PdfString(description + " " + k, PdfObject.TEXT_UNICODE).getBytes(), null);
}
this.documentFileAttachment.put(fn, fs.getReference());
}
HashMap getDocumentFileAttachment() {
return this.documentFileAttachment;
}
// [C6] document level actions
private String openActionName;
void setOpenAction(final String name) {
this.openActionName = name;
this.openActionAction = null;
}
private PdfAction openActionAction;
void setOpenAction(final PdfAction action) {
this.openActionAction = action;
this.openActionName = null;
}
private PdfDictionary additionalActions;
void addAdditionalAction(final PdfName actionType, final PdfAction action) {
if (this.additionalActions == null) {
this.additionalActions = new PdfDictionary();
}
if (action == null) {
this.additionalActions.remove(actionType);
} else {
this.additionalActions.put(actionType, action);
}
if (this.additionalActions.size() == 0) {
this.additionalActions = null;
}
}
// [C7] portable collections
private PdfCollection collection;
/**
* Sets the collection dictionary.
* @param collection a dictionary of type PdfCollection
*/
public void setCollection(final PdfCollection collection) {
this.collection = collection;
}
// [C8] AcroForm
private PdfAnnotationsImp annotationsImp;
/**
* Gets the AcroForm object.
* @return the PdfAcroform object of the PdfDocument
*/
PdfAcroForm getAcroForm() {
return this.annotationsImp.getAcroForm();
}
void setSigFlags(final int f) {
this.annotationsImp.setSigFlags(f);
}
void addCalculationOrder(final PdfFormField formField) {
this.annotationsImp.addCalculationOrder(formField);
}
void addAnnotation(final PdfAnnotation annot) {
this.pageEmpty = false;
this.annotationsImp.addAnnotation(annot);
}
// [F12] tagged PDF
private int markPoint;
int getMarkPoint() {
return this.markPoint;
}
void incMarkPoint() {
++this.markPoint;
}
// [U1] page sizes
/** This is the size of the next page. */
private Rectangle nextPageSize = null;
/** This is the size of the several boxes of the current Page. */
private HashMap thisBoxSize = new LinkedHashMap();
/** This is the size of the several boxes that will be used in
* the next page. */
private final HashMap boxSize = new LinkedHashMap();
void setCropBoxSize(final Rectangle crop) {
setBoxSize("crop", crop);
}
private void setBoxSize(final String boxName, final Rectangle size) {
if (size == null) {
this.boxSize.remove(boxName);
} else {
this.boxSize.put(boxName, new PdfRectangle(size));
}
}
private void setNewPageSizeAndMargins() {
this.pageSize = this.nextPageSize;
if (this.marginMirroring && (getPageNumber() & 1) == 0) {
this.marginRight = this.nextMarginLeft;
this.marginLeft = this.nextMarginRight;
}
else {
this.marginLeft = this.nextMarginLeft;
this.marginRight = this.nextMarginRight;
}
if (this.marginMirroringTopBottom && (getPageNumber() & 1) == 0) {
this.marginTop = this.nextMarginBottom;
this.marginBottom = this.nextMarginTop;
}
else {
this.marginTop = this.nextMarginTop;
this.marginBottom = this.nextMarginBottom;
}
}
/**
* Gives the size of a trim, art, crop or bleed box, or null if not defined.
* @param boxName crop, trim, art or bleed
*/
Rectangle getBoxSize(final String boxName) {
final PdfRectangle r = (PdfRectangle)this.thisBoxSize.get(boxName);
if (r != null) {
return r.getRectangle();
}
return null;
}
// [U2] empty pages
/** This checks if the page is empty. */
private boolean pageEmpty = true;
void setPageEmpty(final boolean pageEmpty) {
this.pageEmpty = pageEmpty;
}
// [U3] page actions
/** The duration of the page */
private int duration=-1; // negative values will indicate no duration
/** The page transition */
private PdfTransition transition=null;
/**
* Sets the display duration for the page (for presentations)
* @param seconds the number of seconds to display the page
*/
void setDuration(final int seconds) {
if (seconds > 0) {
this.duration=seconds;
} else {
this.duration=-1;
}
}
/**
* Sets the transition for the page
* @param transition the PdfTransition object
*/
void setTransition(final PdfTransition transition) {
this.transition=transition;
}
private PdfDictionary pageAA = null;
void setPageAction(final PdfName actionType, final PdfAction action) {
if (this.pageAA == null) {
this.pageAA = new PdfDictionary();
}
this.pageAA.put(actionType, action);
}
// [U8] thumbnail images
private PdfIndirectReference thumb;
void setThumbnail(final Image image) throws PdfException, DocumentException {
this.thumb = this.writer.getImageReference(this.writer.addDirectImageSimple(image));
}
// [M0] Page resources contain references to fonts, extgstate, images,...
/** This are the page resources of the current Page. */
private PageResources pageResources;
PageResources getPageResources() {
return this.pageResources;
}
// [M3] Images
/** Holds value of property strictImageSequence. */
private boolean strictImageSequence = false;
/** Getter for property strictImageSequence.
* @return Value of property strictImageSequence.
*
*/
boolean isStrictImageSequence() {
return this.strictImageSequence;
}
/** Setter for property strictImageSequence.
* @param strictImageSequence New value of property strictImageSequence.
*
*/
void setStrictImageSequence(final boolean strictImageSequence) {
this.strictImageSequence = strictImageSequence;
}
/** This is the position where the image ends. */
private float imageEnd = -1;
/**
* Method added by Pelikan Stephan
*/
public void clearTextWrap() {
float tmpHeight = this.imageEnd - this.currentHeight;
if (this.line != null) {
tmpHeight += this.line.height();
}
if (this.imageEnd > -1 && tmpHeight > 0) {
carriageReturn();
this.currentHeight += tmpHeight;
}
}
/** This is the image that could not be shown on a previous page. */
private Image imageWait = null;
/**
* Adds an image to the document.
* @param image the Image to add
* @throws PdfException on error
* @throws DocumentException on error
*/
private void add(final Image image) throws PdfException, DocumentException {
if (image.hasAbsoluteY()) {
this.graphics.addImage(image);
this.pageEmpty = false;
return;
}
// if there isn't enough room for the image on this page, save it for the next page
if (this.currentHeight != 0 && indentTop() - this.currentHeight - image.getScaledHeight() < indentBottom()) {
if (!this.strictImageSequence && this.imageWait == null) {
this.imageWait = image;
return;
}
newPage();
if (this.currentHeight != 0 && indentTop() - this.currentHeight - image.getScaledHeight() < indentBottom()) {
this.imageWait = image;
return;
}
}
this.pageEmpty = false;
// avoid endless loops
if (image == this.imageWait) {
this.imageWait = null;
}
final boolean textwrap = (image.getAlignment() & Image.TEXTWRAP) == Image.TEXTWRAP
&& !((image.getAlignment() & Image.MIDDLE) == Image.MIDDLE);
final boolean underlying = (image.getAlignment() & Image.UNDERLYING) == Image.UNDERLYING;
float diff = this.leading / 2;
if (textwrap) {
diff += this.leading;
}
final float lowerleft = indentTop() - this.currentHeight - image.getScaledHeight() -diff;
final float mt[] = image.matrix();
float startPosition = indentLeft() - mt[4];
if ((image.getAlignment() & Image.RIGHT) == Image.RIGHT) {
startPosition = indentRight() - image.getScaledWidth() - mt[4];
}
if ((image.getAlignment() & Image.MIDDLE) == Image.MIDDLE) {
startPosition = indentLeft() + (indentRight() - indentLeft() - image.getScaledWidth()) / 2 - mt[4];
}
if (image.hasAbsoluteX()) {
startPosition = image.getAbsoluteX();
}
if (textwrap) {
if (this.imageEnd < 0 || this.imageEnd < this.currentHeight + image.getScaledHeight() + diff) {
this.imageEnd = this.currentHeight + image.getScaledHeight() + diff;
}
if ((image.getAlignment() & Image.RIGHT) == Image.RIGHT) {
// indentation suggested by Pelikan Stephan
this.indentation.imageIndentRight += image.getScaledWidth() + image.getIndentationLeft();
}
else {
// indentation suggested by Pelikan Stephan
this.indentation.imageIndentLeft += image.getScaledWidth() + image.getIndentationRight();
}
}
else {
if ((image.getAlignment() & Image.RIGHT) == Image.RIGHT) {
startPosition -= image.getIndentationRight();
} else if ((image.getAlignment() & Image.MIDDLE) == Image.MIDDLE) {
startPosition += image.getIndentationLeft() - image.getIndentationRight();
} else {
startPosition += image.getIndentationLeft();
}
}
this.graphics.addImage(image, mt[0], mt[1], mt[2], mt[3], startPosition, lowerleft - mt[5]);
if (!(textwrap || underlying)) {
this.currentHeight += image.getScaledHeight() + diff;
flushLines();
this.text.moveText(0, - (image.getScaledHeight() + diff));
newLine();
}
}
// [M4] Adding a PdfPTable
/** Adds a PdfPTable to the document.
* @param ptable the PdfPTable to be added to the document.
* @throws DocumentException on error
*/
void addPTable(final PdfPTable ptable) throws DocumentException {
final ColumnText ct = new ColumnText(this.writer.getDirectContent());
// if the table prefers to be on a single page, and it wouldn't
//fit on the current page, start a new page.
if (ptable.getKeepTogether() && !fitsPage(ptable, 0f) && this.currentHeight > 0) {
newPage();
}
// add dummy paragraph if we aren't at the top of a page, so that
// spacingBefore will be taken into account by ColumnText
if (this.currentHeight > 0) {
final Paragraph p = new Paragraph();
p.setLeading(0);
ct.addElement(p);
}
ct.addElement(ptable);
final boolean he = ptable.isHeadersInEvent();
ptable.setHeadersInEvent(true);
int loop = 0;
while (true) {
ct.setSimpleColumn(indentLeft(), indentBottom(), indentRight(), indentTop() - this.currentHeight);
final int status = ct.go();
if ((status & ColumnText.NO_MORE_TEXT) != 0) {
this.text.moveText(0, ct.getYLine() - indentTop() + this.currentHeight);
this.currentHeight = indentTop() - ct.getYLine();
break;
}
if (indentTop() - this.currentHeight == ct.getYLine()) {
++loop;
} else {
loop = 0;
}
if (loop == 3) {
add(new Paragraph("ERROR: Infinite table loop"));
break;
}
newPage();
}
ptable.setHeadersInEvent(he);
}
/**
* Checks if a PdfPTable fits the current page of the PdfDocument.
*
* @param table the table that has to be checked
* @param margin a certain margin
* @return true if the PdfPTable fits the page, false otherwise.
*/
private boolean fitsPage(final PdfPTable table, final float margin) {
if (!table.isLockedWidth()) {
final float totalWidth = (indentRight() - indentLeft()) * table.getWidthPercentage() / 100;
table.setTotalWidth(totalWidth);
}
// ensuring that a new line has been started.
ensureNewLine();
return table.getTotalHeight() + (this.currentHeight > 0 ? table.spacingBefore() : 0f)
<= indentTop() - this.currentHeight - indentBottom() - margin;
}
// [M4'] Adding a Table
/**
* This is a helper class for adding a Table to a document.
* @since 2.0.8 (PdfDocument was package-private before)
*/
private static class RenderingContext {
private float pagetop = -1;
private float oldHeight = -1;
private PdfContentByte cellGraphics = null;
private float lostTableBottom;
private float maxCellBottom;
private Map rowspanMap;
private final Map pageMap = new LinkedHashMap();
/**
* A PdfPTable
*/
private PdfTable table;
/**
* Consumes the rowspan
* @param c
* @return a rowspan.
*/
private int consumeRowspan(final PdfCell c) {
if (c.rowspan() == 1) {
return 1;
}
Integer i = (Integer) this.rowspanMap.get(c);
if (i == null) {
i = Integer.valueOf(c.rowspan());
}
i = Integer.valueOf(i.intValue() - 1);
this.rowspanMap.put(c, i);
if (i.intValue() < 1) {
return 1;
}
return i.intValue();
}
/**
* Looks at the current rowspan.
* @param c
* @return the current rowspan
*/
private int currentRowspan(final PdfCell c) {
final Integer i = (Integer) this.rowspanMap.get(c);
if (i == null) {
return c.rowspan();
} else {
return i.intValue();
}
}
private int cellRendered(final PdfCell cell, final int pageNumber) {
Integer i = (Integer) this.pageMap.get(cell);
if (i == null) {
i = Integer.valueOf(1);
} else {
i = Integer.valueOf(i.intValue() + 1);
}
this.pageMap.put(cell, i);
final Integer pageInteger = Integer.valueOf(pageNumber);
Set set = (Set) this.pageMap.get(pageInteger);
if (set == null) {
set = new HashSet();
this.pageMap.put(pageInteger, set);
}
set.add(cell);
return i.intValue();
}
private int numCellRendered(final PdfCell cell) {
Integer i = (Integer) this.pageMap.get(cell);
if (i == null) {
i = Integer.valueOf(0);
}
return i.intValue();
}
private boolean isCellRenderedOnPage(final PdfCell cell, final int pageNumber) {
final Integer pageInteger = Integer.valueOf(pageNumber);
final Set set = (Set) this.pageMap.get(pageInteger);
if (set != null) {
return set.contains(cell);
}
return false;
}
};
/**
* Adds a new table to the document.
* @param t Table to add. Rendered rows will be deleted after processing.
* @throws DocumentException
* @since iText 2.0.8
*/
private void addPdfTable(final Table t) throws DocumentException {
// before every table, we flush all lines
flushLines();
final PdfTable table = new PdfTable(t, indentLeft(), indentRight(), indentTop() - this.currentHeight);
final RenderingContext ctx = new RenderingContext();
ctx.pagetop = indentTop();
ctx.oldHeight = this.currentHeight;
ctx.cellGraphics = new PdfContentByte(this.writer);
ctx.rowspanMap = new LinkedHashMap();
ctx.table = table;
// initialization of parameters
PdfCell cell;
// drawing the table
final ArrayList headercells = table.getHeaderCells();
final ArrayList cells = table.getCells();
final ArrayList rows = extractRows(cells, ctx);
boolean isContinue = false;
while (!cells.isEmpty()) {
// initialization of some extra parameters;
ctx.lostTableBottom = 0;
// loop over the cells
boolean cellsShown = false;
// draw the cells (line by line)
Iterator iterator = rows.iterator();
boolean atLeastOneFits = false;
while (iterator.hasNext()) {
final ArrayList row = (ArrayList) iterator.next();
analyzeRow(rows, ctx);
renderCells(ctx, row, table.hasToFitPageCells() & atLeastOneFits);
if (!mayBeRemoved(row)) {
break;
}
consumeRowspan(row, ctx);
iterator.remove();
atLeastOneFits = true;
}
// compose cells array list for subsequent code
cells.clear();
final Set opt = new HashSet();
iterator = rows.iterator();
while (iterator.hasNext()) {
final ArrayList row = (ArrayList) iterator.next();
final Iterator cellIterator = row.iterator();
while (cellIterator.hasNext()) {
cell = (PdfCell) cellIterator.next();
if (!opt.contains(cell)) {
cells.add(cell);
opt.add(cell);
}
}
}
// we paint the graphics of the table after looping through all the cells
Rectangle tablerec = new Rectangle(table);
tablerec.setBorder(table.getBorder());
tablerec.setBorderWidth(table.getBorderWidth());
tablerec.setBorderColor(table.getBorderColor());
tablerec.setBackgroundColor(table.getBackgroundColor());
final PdfContentByte under = this.writer.getDirectContentUnder();
under.rectangle(tablerec.rectangle(top(), indentBottom()));
under.add(ctx.cellGraphics);
// bugfix by Gerald Fehringer: now again add the border for the table
// since it might have been covered by cell backgrounds
tablerec.setBackgroundColor(null);
tablerec = tablerec.rectangle(top(), indentBottom());
tablerec.setBorder(table.getBorder());
under.rectangle(tablerec);
// end bugfix
ctx.cellGraphics = new PdfContentByte(null);
// if the table continues on the next page
if (!rows.isEmpty()) {
isContinue = true;
this.graphics.setLineWidth(table.getBorderWidth());
if (cellsShown && (table.getBorder() & Rectangle.BOTTOM) == Rectangle.BOTTOM) {
// Draw the bottom line
// the color is set to the color of the element
final Color tColor = table.getBorderColor();
if (tColor != null) {
this.graphics.setColorStroke(tColor);
}
this.graphics.moveTo(table.getLeft(), Math.max(table.getBottom(), indentBottom()));
this.graphics.lineTo(table.getRight(), Math.max(table.getBottom(), indentBottom()));
this.graphics.stroke();
if (tColor != null) {
this.graphics.resetRGBColorStroke();
}
}
// old page
this.pageEmpty = false;
float difference = ctx.lostTableBottom;
// new page
newPage();
// G.F.: if something added in page event i.e. currentHeight > 0
float heightCorrection = 0;
boolean somethingAdded = false;
if (this.currentHeight > 0) {
heightCorrection = 6;
this.currentHeight += heightCorrection;
somethingAdded = true;
newLine();
flushLines();
this.indentation.indentTop = this.currentHeight - this.leading;
this.currentHeight = 0;
}
else {
flushLines();
}
// this part repeats the table headers (if any)
int size = headercells.size();
if (size > 0) {
// this is the top of the headersection
cell = (PdfCell) headercells.get(0);
final float oldTop = cell.getTop(0);
// loop over all the cells of the table header
for (int i = 0; i < size; i++) {
cell = (PdfCell) headercells.get(i);
// calculation of the new cellpositions
cell.setTop(indentTop() - oldTop + cell.getTop(0));
cell.setBottom(indentTop() - oldTop + cell.getBottom(0));
ctx.pagetop = cell.getBottom();
// we paint the borders of the cell
ctx.cellGraphics.rectangle(cell.rectangle(indentTop(), indentBottom()));
// we write the text of the cell
final ArrayList images = cell.getImages(indentTop(), indentBottom());
for (final Iterator im = images.iterator(); im.hasNext();) {
cellsShown = true;
final Image image = (Image) im.next();
this.graphics.addImage(image);
}
this.lines = cell.getLines(indentTop(), indentBottom());
final float cellTop = cell.getTop(indentTop());
this.text.moveText(0, cellTop-heightCorrection);
final float cellDisplacement = flushLines() - cellTop+heightCorrection;
this.text.moveText(0, cellDisplacement);
}
this.currentHeight = indentTop() - ctx.pagetop + table.cellspacing();
this.text.moveText(0, ctx.pagetop - indentTop() - this.currentHeight);
}
else {
if (somethingAdded) {
ctx.pagetop = indentTop();
this.text.moveText(0, -table.cellspacing());
}
}
ctx.oldHeight = this.currentHeight - heightCorrection;
// calculating the new positions of the table and the cells
size = Math.min(cells.size(), table.columns());
int i = 0;
while (i < size) {
cell = (PdfCell) cells.get(i);
if (cell.getTop(-table.cellspacing()) > ctx.lostTableBottom) {
final float newBottom = ctx.pagetop - difference + cell.getBottom();
final float neededHeight = cell.remainingHeight();
if (newBottom > ctx.pagetop - neededHeight) {
difference += newBottom - (ctx.pagetop - neededHeight);
}
}
i++;
}
size = cells.size();
table.setTop(indentTop());
table.setBottom(ctx.pagetop - difference + table.getBottom(table.cellspacing()));
for (i = 0; i < size; i++) {
cell = (PdfCell) cells.get(i);
final float newBottom = ctx.pagetop - difference + cell.getBottom();
float newTop = ctx.pagetop - difference + cell.getTop(-table.cellspacing());
if (newTop > indentTop() - this.currentHeight) {
newTop = indentTop() - this.currentHeight;
}
cell.setTop(newTop );
cell.setBottom(newBottom );
}
}
}
final float tableHeight = table.getTop() - table.getBottom();
// bugfix by Adauto Martins when have more than two tables and more than one page
// If continuation of table in other page (bug report #1460051)
if (isContinue) {
this.currentHeight = tableHeight;
this.text.moveText(0, -(tableHeight - ctx.oldHeight * 2));
} else {
this.currentHeight = ctx.oldHeight + tableHeight;
this.text.moveText(0, -tableHeight);
}
// end bugfix
this.pageEmpty = false;
}
private void analyzeRow(final ArrayList rows, final RenderingContext ctx) {
ctx.maxCellBottom = indentBottom();
// determine whether row(index) is in a rowspan
int rowIndex = 0;
ArrayList row = (ArrayList) rows.get(rowIndex);
int maxRowspan = 1;
Iterator iterator = row.iterator();
while (iterator.hasNext()) {
final PdfCell cell = (PdfCell) iterator.next();
maxRowspan = Math.max(ctx.currentRowspan(cell), maxRowspan);
}
rowIndex += maxRowspan;
boolean useTop = true;
if (rowIndex == rows.size()) {
rowIndex = rows.size() - 1;
useTop = false;
}
if (rowIndex < 0 || rowIndex >= rows.size()) {
return;
}
row = (ArrayList) rows.get(rowIndex);
iterator = row.iterator();
while (iterator.hasNext()) {
final PdfCell cell = (PdfCell) iterator.next();
final Rectangle cellRect = cell.rectangle(ctx.pagetop, indentBottom());
if (useTop) {
ctx.maxCellBottom = Math.max(ctx.maxCellBottom, cellRect.getTop());
} else {
if (ctx.currentRowspan(cell) == 1) {
ctx.maxCellBottom = Math.max(ctx.maxCellBottom, cellRect.getBottom());
}
}
}
}
private boolean mayBeRemoved(final ArrayList row) {
final Iterator iterator = row.iterator();
boolean mayBeRemoved = true;
while (iterator.hasNext()) {
final PdfCell cell = (PdfCell) iterator.next();
mayBeRemoved &= cell.mayBeRemoved();
}
return mayBeRemoved;
}
private void consumeRowspan(final ArrayList row, final RenderingContext ctx) {
final Iterator iterator = row.iterator();
while (iterator.hasNext()) {
final PdfCell c = (PdfCell) iterator.next();
ctx.consumeRowspan(c);
}
}
private ArrayList extractRows(final ArrayList cells, final RenderingContext ctx) {
PdfCell cell;
PdfCell previousCell = null;
final ArrayList rows = new ArrayList();
java.util.List rowCells = new ArrayList();
final Iterator iterator = cells.iterator();
while (iterator.hasNext()) {
cell = (PdfCell) iterator.next();
boolean isAdded = false;
boolean isEndOfRow = !iterator.hasNext();
boolean isCurrentCellPartOfRow = !iterator.hasNext();
if (previousCell != null) {
if (cell.getLeft() <= previousCell.getLeft()) {
isEndOfRow = true;
isCurrentCellPartOfRow = false;
}
}
if (isCurrentCellPartOfRow) {
rowCells.add(cell);
isAdded = true;
}
if (isEndOfRow) {
if (!rowCells.isEmpty()) {
// add to rowlist
rows.add(rowCells);
}
// start a new list for next line
rowCells = new ArrayList();
}
if (!isAdded) {
rowCells.add(cell);
}
previousCell = cell;
}
if (!rowCells.isEmpty()) {
rows.add(rowCells);
}
// fill row information with rowspan cells to get complete "scan lines"
for (int i = rows.size() - 1; i >= 0; i--) {
final ArrayList row = (ArrayList) rows.get(i);
// iterator through row
for (int j = 0; j < row.size(); j++) {
final PdfCell c = (PdfCell) row.get(j);
final int rowspan = c.rowspan();
// fill in missing rowspan cells to complete "scan line"
for (int k = 1; k < rowspan && rows.size() < i+k; k++) {
final ArrayList spannedRow = (ArrayList) rows.get(i + k);
if (spannedRow.size() > j) {
spannedRow.add(j, c);
}
}
}
}
return rows;
}
private void renderCells(final RenderingContext ctx, final java.util.List cells, final boolean hasToFit) throws DocumentException {
PdfCell cell;
Iterator iterator;
if (hasToFit) {
iterator = cells.iterator();
while (iterator.hasNext()) {
cell = (PdfCell) iterator.next();
if (!cell.isHeader()) {
if (cell.getBottom() < indentBottom()) {
return;
}
}
}
}
iterator = cells.iterator();
while (iterator.hasNext()) {
cell = (PdfCell) iterator.next();
if (!ctx.isCellRenderedOnPage(cell, getPageNumber())) {
float correction = 0;
if (ctx.numCellRendered(cell) >= 1) {
correction = 1.0f;
}
this.lines = cell.getLines(ctx.pagetop, indentBottom() - correction);
// if there is still text to render we render it
if (this.lines != null && !this.lines.isEmpty()) {
// we write the text
final float cellTop = cell.getTop(ctx.pagetop - ctx.oldHeight);
this.text.moveText(0, cellTop);
final float cellDisplacement = flushLines() - cellTop;
this.text.moveText(0, cellDisplacement);
if (ctx.oldHeight + cellDisplacement > this.currentHeight) {
this.currentHeight = ctx.oldHeight + cellDisplacement;
}
ctx.cellRendered(cell, getPageNumber());
}
float indentBottom = Math.max(cell.getBottom(), indentBottom());
final Rectangle tableRect = ctx.table.rectangle(ctx.pagetop, indentBottom());
indentBottom = Math.max(tableRect.getBottom(), indentBottom);
// we paint the borders of the cells
final Rectangle cellRect = cell.rectangle(tableRect.getTop(), indentBottom);
//cellRect.setBottom(cellRect.bottom());
if (cellRect.getHeight() > 0) {
ctx.lostTableBottom = indentBottom;
ctx.cellGraphics.rectangle(cellRect);
}
// and additional graphics
final ArrayList images = cell.getImages(ctx.pagetop, indentBottom());
for (final Iterator i = images.iterator(); i.hasNext();) {
final Image image = (Image) i.next();
this.graphics.addImage(image);
}
}
}
}
/**
* Returns the bottomvalue of a Table if it were added to this document.
*
* @param table the table that may or may not be added to this document
* @return a bottom value
*/
float bottom(final Table table) {
// constructing a PdfTable
final PdfTable tmp = new PdfTable(table, indentLeft(), indentRight(), indentTop() - this.currentHeight);
return tmp.getBottom();
}
// [M5] header/footer
private void doFooter() throws DocumentException {
if (this.footer == null) {
return;
}
// Begin added by Edgar Leonardo Prieto Perilla
// Avoid footer indentation
final float tmpIndentLeft = this.indentation.indentLeft;
final float tmpIndentRight = this.indentation.indentRight;
// Begin added: Bonf (Marc Schneider) 2003-07-29
final float tmpListIndentLeft = this.indentation.listIndentLeft;
final float tmpImageIndentLeft = this.indentation.imageIndentLeft;
final float tmpImageIndentRight = this.indentation.imageIndentRight;
// End added: Bonf (Marc Schneider) 2003-07-29
this.indentation.indentLeft = this.indentation.indentRight = 0;
// Begin added: Bonf (Marc Schneider) 2003-07-29
this.indentation.listIndentLeft = 0;
this.indentation.imageIndentLeft = 0;
this.indentation.imageIndentRight = 0;
// End added: Bonf (Marc Schneider) 2003-07-29
// End Added by Edgar Leonardo Prieto Perilla
this.footer.setPageNumber(this.pageN);
this.leading = this.footer.paragraph().getTotalLeading();
add(this.footer.paragraph());
// adding the footer limits the height
this.indentation.indentBottom = this.currentHeight;
this.text.moveText(left(), indentBottom());
flushLines();
this.text.moveText(-left(), -bottom());
this.footer.setTop(bottom(this.currentHeight));
this.footer.setBottom(bottom() - 0.75f * this.leading);
this.footer.setLeft(left());
this.footer.setRight(right());
this.graphics.rectangle(this.footer);
this.indentation.indentBottom = this.currentHeight + this.leading * 2;
this.currentHeight = 0;
// Begin added by Edgar Leonardo Prieto Perilla
this.indentation.indentLeft = tmpIndentLeft;
this.indentation.indentRight = tmpIndentRight;
// Begin added: Bonf (Marc Schneider) 2003-07-29
this.indentation.listIndentLeft = tmpListIndentLeft;
this.indentation.imageIndentLeft = tmpImageIndentLeft;
this.indentation.imageIndentRight = tmpImageIndentRight;
// End added: Bonf (Marc Schneider) 2003-07-29
// End added by Edgar Leonardo Prieto Perilla
}
private void doHeader() throws DocumentException {
// if there is a header, the header = added
if (this.header == null) {
return;
}
// Begin added by Edgar Leonardo Prieto Perilla
// Avoid header indentation
final float tmpIndentLeft = this.indentation.indentLeft;
final float tmpIndentRight = this.indentation.indentRight;
// Begin added: Bonf (Marc Schneider) 2003-07-29
final float tmpListIndentLeft = this.indentation.listIndentLeft;
final float tmpImageIndentLeft = this.indentation.imageIndentLeft;
final float tmpImageIndentRight = this.indentation.imageIndentRight;
// End added: Bonf (Marc Schneider) 2003-07-29
this.indentation.indentLeft = this.indentation.indentRight = 0;
// Added: Bonf
this.indentation.listIndentLeft = 0;
this.indentation.imageIndentLeft = 0;
this.indentation.imageIndentRight = 0;
// End added: Bonf
// Begin added by Edgar Leonardo Prieto Perilla
this.header.setPageNumber(this.pageN);
this.leading = this.header.paragraph().getTotalLeading();
this.text.moveText(0, this.leading);
add(this.header.paragraph());
newLine();
this.indentation.indentTop = this.currentHeight - this.leading;
this.header.setTop(top() + this.leading);
this.header.setBottom(indentTop() + this.leading * 2 / 3);
this.header.setLeft(left());
this.header.setRight(right());
this.graphics.rectangle(this.header);
flushLines();
this.currentHeight = 0;
// Begin added by Edgar Leonardo Prieto Perilla
// Restore indentation
this.indentation.indentLeft = tmpIndentLeft;
this.indentation.indentRight = tmpIndentRight;
// Begin added: Bonf (Marc Schneider) 2003-07-29
this.indentation.listIndentLeft = tmpListIndentLeft;
this.indentation.imageIndentLeft = tmpImageIndentLeft;
this.indentation.imageIndentRight = tmpImageIndentRight;
// End added: Bonf (Marc Schneider) 2003-07-29
// End Added by Edgar Leonardo Prieto Perilla
}
}