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/*
* $Id: PdfAnnotation.java 4065 2009-09-16 23:09:11Z psoares33 $
*
* Copyright 1999, 2000, 2001, 2002 Bruno Lowagie
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* (the "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the License.
*
* The Original Code is 'iText, a free JAVA-PDF library'.
*
* The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
* the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
* All Rights Reserved.
* Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
* are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
*
* Contributor(s): all the names of the contributors are added in the source code
* where applicable.
*
* Alternatively, the contents of this file may be used under the terms of the
* LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
* provisions of LGPL are applicable instead of those above. If you wish to
* allow use of your version of this file only under the terms of the LGPL
* License and not to allow others to use your version of this file under
* the MPL, indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by the LGPL.
* If you do not delete the provisions above, a recipient may use your version
* of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the MPL as stated above or under the terms of the GNU
* Library General Public License as published by the Free Software Foundation;
* either version 2 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
* details.
*
* If you didn't download this code from the following link, you should check if
* you aren't using an obsolete version:
* https://github.com/LibrePDF/OpenPDF
*/
package com.lowagie.text.pdf;
import java.awt.Color;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;
import com.lowagie.text.error_messages.MessageLocalization;
import com.lowagie.text.Rectangle;
/**
* A PdfAnnotation is a note that is associated with a page.
*
* @see PdfDictionary
*/
public class PdfAnnotation extends PdfDictionary {
/**
* highlight attributename
*/
public static final PdfName HIGHLIGHT_NONE = PdfName.N;
/**
* highlight attributename
*/
public static final PdfName HIGHLIGHT_INVERT = PdfName.I;
/**
* highlight attributename
*/
public static final PdfName HIGHLIGHT_OUTLINE = PdfName.O;
/**
* highlight attributename
*/
public static final PdfName HIGHLIGHT_PUSH = PdfName.P;
/**
* highlight attributename
*/
public static final PdfName HIGHLIGHT_TOGGLE = PdfName.T;
/**
* flagvalue
*/
public static final int FLAGS_INVISIBLE = 1;
/**
* flagvalue
*/
public static final int FLAGS_HIDDEN = 2;
/**
* flagvalue
*/
public static final int FLAGS_PRINT = 4;
/**
* flagvalue
*/
public static final int FLAGS_NOZOOM = 8;
/**
* flagvalue
*/
public static final int FLAGS_NOROTATE = 16;
/**
* flagvalue
*/
public static final int FLAGS_NOVIEW = 32;
/**
* flagvalue
*/
public static final int FLAGS_READONLY = 64;
/**
* flagvalue
*/
public static final int FLAGS_LOCKED = 128;
/**
* flagvalue
*/
public static final int FLAGS_TOGGLENOVIEW = 256;
/**
* appearance attributename
*/
public static final PdfName APPEARANCE_NORMAL = PdfName.N;
/**
* appearance attributename
*/
public static final PdfName APPEARANCE_ROLLOVER = PdfName.R;
/**
* appearance attributename
*/
public static final PdfName APPEARANCE_DOWN = PdfName.D;
/**
* attributevalue
*/
public static final PdfName AA_ENTER = PdfName.E;
/**
* attributevalue
*/
public static final PdfName AA_EXIT = PdfName.X;
/**
* attributevalue
*/
public static final PdfName AA_DOWN = PdfName.D;
/**
* attributevalue
*/
public static final PdfName AA_UP = PdfName.U;
/**
* attributevalue
*/
public static final PdfName AA_FOCUS = PdfName.FO;
/**
* attributevalue
*/
public static final PdfName AA_BLUR = PdfName.BL;
/**
* attributevalue
*/
public static final PdfName AA_JS_KEY = PdfName.K;
/**
* attributevalue
*/
public static final PdfName AA_JS_FORMAT = PdfName.F;
/**
* attributevalue
*/
public static final PdfName AA_JS_CHANGE = PdfName.V;
/**
* attributevalue
*/
public static final PdfName AA_JS_OTHER_CHANGE = PdfName.C;
/**
* attributevalue
*/
public static final int MARKUP_HIGHLIGHT = 0;
/**
* attributevalue
*/
public static final int MARKUP_UNDERLINE = 1;
/**
* attributevalue
*/
public static final int MARKUP_STRIKEOUT = 2;
/**
* attributevalue
*
* @since 2.1.3
*/
public static final int MARKUP_SQUIGGLY = 3;
protected PdfWriter writer;
/**
* Reference to this annotation.
*
* @since 2.1.6; was removed in 2.1.5, but restored in 2.1.6
*/
protected PdfIndirectReference reference;
protected Map templates;
protected boolean form = false;
protected boolean annotation = true;
/**
* Holds value of property used.
*/
protected boolean used = false;
/**
* Holds value of property placeInPage.
*/
private int placeInPage = -1;
// constructors
public PdfAnnotation(PdfWriter writer, Rectangle rect) {
this.writer = writer;
if (rect != null) {
put(PdfName.RECT, new PdfRectangle(rect));
}
}
/**
* Constructs a new PdfAnnotation of subtype text.
*
* @param writer pdf writer
* @param llx lower-left-x
* @param lly lower-left-y
* @param urx upper-right-x
* @param ury upper-right-y
* @param title title
* @param content content
*/
public PdfAnnotation(PdfWriter writer, float llx, float lly, float urx, float ury, PdfString title, PdfString content) {
this.writer = writer;
put(PdfName.SUBTYPE, PdfName.TEXT);
put(PdfName.T, title);
put(PdfName.RECT, new PdfRectangle(llx, lly, urx, ury));
put(PdfName.CONTENTS, content);
}
/**
* Constructs a new PdfAnnotation of subtype link (Action).
*
* @param writer pdf writer
* @param llx lower-left-x
* @param lly lower-left-y
* @param urx upper-right-x
* @param ury upper-right-y
* @param action {@link PdfAction}
*/
public PdfAnnotation(PdfWriter writer, float llx, float lly, float urx, float ury, PdfAction action) {
this.writer = writer;
put(PdfName.SUBTYPE, PdfName.LINK);
put(PdfName.RECT, new PdfRectangle(llx, lly, urx, ury));
put(PdfName.A, action);
put(PdfName.BORDER, new PdfBorderArray(0, 0, 0));
put(PdfName.C, new PdfColor(0x00, 0x00, 0xFF));
}
/**
* Creates a screen PdfAnnotation
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param clipTitle clip title
* @param fs {@link PdfFileSpecification}
* @param mimeType mime type of the file
* @param playOnDisplay play on display
* @throws IOException on error
* @return a screen PdfAnnotation
*/
public static PdfAnnotation createScreen(PdfWriter writer, Rectangle rect, String clipTitle, PdfFileSpecification fs,
String mimeType, boolean playOnDisplay) throws IOException {
PdfAnnotation ann = new PdfAnnotation(writer, rect);
ann.put(PdfName.SUBTYPE, PdfName.SCREEN);
ann.put(PdfName.F, new PdfNumber(FLAGS_PRINT));
ann.put(PdfName.TYPE, PdfName.ANNOT);
ann.setPage();
PdfIndirectReference ref = ann.getIndirectReference();
PdfAction action = PdfAction.rendition(clipTitle, fs, mimeType, ref);
PdfIndirectReference actionRef = writer.addToBody(action).getIndirectReference();
// for play on display add trigger event
if (playOnDisplay) {
PdfDictionary aa = new PdfDictionary();
aa.put(new PdfName("PV"), actionRef);
ann.put(PdfName.AA, aa);
}
ann.put(PdfName.A, actionRef);
return ann;
}
/**
* Returns an indirect reference to the annotation
*
* @return the indirect reference
*/
public PdfIndirectReference getIndirectReference() {
if (reference == null) {
reference = writer.getPdfIndirectReference();
}
return reference;
}
/**
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param title title for the link
* @param contents content
* @param open open
* @param icon icon
* @return a PdfAnnotation
*/
public static PdfAnnotation createText(PdfWriter writer, Rectangle rect, String title, String contents, boolean open, String icon) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.TEXT);
if (title != null) {
annot.put(PdfName.T, new PdfString(title, PdfObject.TEXT_UNICODE));
}
if (contents != null) {
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
}
if (open) {
annot.put(PdfName.OPEN, PdfBoolean.PDFTRUE);
}
if (icon != null) {
annot.put(PdfName.NAME, new PdfName(icon));
}
return annot;
}
/**
* Creates a link.
*
* @return A PdfAnnotation
*/
protected static PdfAnnotation createLink(PdfWriter writer, Rectangle rect, PdfName highlight) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.LINK);
if (!highlight.equals(HIGHLIGHT_INVERT)) {
annot.put(PdfName.H, highlight);
}
return annot;
}
/**
* Creates an Annotation with an Action.
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param highlight title for the link
* @param action action for annotation
* @return A PdfAnnotation
*/
public static PdfAnnotation createLink(PdfWriter writer, Rectangle rect, PdfName highlight, PdfAction action) {
PdfAnnotation annot = createLink(writer, rect, highlight);
annot.putEx(PdfName.A, action);
return annot;
}
/**
* Creates an Annotation with an local destination.
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param highlight title for the link
* @param namedDestination destination for pdf annotation
* @return A PdfAnnotation
*/
public static PdfAnnotation createLink(PdfWriter writer, Rectangle rect, PdfName highlight, String namedDestination) {
PdfAnnotation annot = createLink(writer, rect, highlight);
annot.put(PdfName.DEST, new PdfString(namedDestination));
return annot;
}
/**
* Creates an Annotation with a PdfDestination.
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param highlight title for the link
* @param page page
* @param dest destination for pdf annotation
* @return A PdfAnnotation
*/
public static PdfAnnotation createLink(PdfWriter writer, Rectangle rect, PdfName highlight, int page, PdfDestination dest) {
PdfAnnotation annot = createLink(writer, rect, highlight);
PdfIndirectReference ref = writer.getPageReference(page);
dest.addPage(ref);
annot.put(PdfName.DEST, dest);
return annot;
}
/**
* Add some free text to the document.
*
* @param writer pdf writer
* @param rect dimension
* @param contents content of free text
* @param defaultAppearance default appearance
* @return A PdfAnnotation
*/
public static PdfAnnotation createFreeText(PdfWriter writer, Rectangle rect, String contents, PdfContentByte defaultAppearance) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.FREETEXT);
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
annot.setDefaultAppearanceString(defaultAppearance);
return annot;
}
/**
* Adds a line to the document. Move over the line and a tooltip is shown.
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param contents content for the file
* @param x1 x-coordinate
* @param y1 y-coordinate
* @param x2 x-coordinate
* @param y2 y-coordinate
* @return A PdfAnnotation
*/
public static PdfAnnotation createLine(PdfWriter writer, Rectangle rect, String contents, float x1, float y1, float x2, float y2) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.LINE);
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
PdfArray array = new PdfArray(new PdfNumber(x1));
array.add(new PdfNumber(y1));
array.add(new PdfNumber(x2));
array.add(new PdfNumber(y2));
annot.put(PdfName.L, array);
return annot;
}
/**
* Adds a circle or a square that shows a tooltip when you pass over it.
*
* @param writer pdf writer
* @param rect dimension of the tooltip
* @param contents The tooltip
* @param square true if you want a square, false if you want a circle
* @return A PdfAnnotation
*/
public static PdfAnnotation createSquareCircle(PdfWriter writer, Rectangle rect, String contents, boolean square) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
if (square) {
annot.put(PdfName.SUBTYPE, PdfName.SQUARE);
} else {
annot.put(PdfName.SUBTYPE, PdfName.CIRCLE);
}
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
return annot;
}
public static PdfAnnotation createMarkup(PdfWriter writer, Rectangle rect, String contents, int type, float[] quadPoints) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
PdfName name = PdfName.HIGHLIGHT;
switch (type) {
case MARKUP_UNDERLINE:
name = PdfName.UNDERLINE;
break;
case MARKUP_STRIKEOUT:
name = PdfName.STRIKEOUT;
break;
case MARKUP_SQUIGGLY:
name = PdfName.SQUIGGLY;
break;
}
annot.put(PdfName.SUBTYPE, name);
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
PdfArray array = new PdfArray();
for (float quadPoint : quadPoints) {
array.add(new PdfNumber(quadPoint));
}
annot.put(PdfName.QUADPOINTS, array);
return annot;
}
/**
* Adds a Stamp to your document. Move over the stamp and a tooltip is shown
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param contents content for the file
* @param name name of the annotation
* @return A PdfAnnotation
*/
public static PdfAnnotation createStamp(PdfWriter writer, Rectangle rect, String contents, String name) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.STAMP);
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
annot.put(PdfName.NAME, new PdfName(name));
return annot;
}
public static PdfAnnotation createInk(PdfWriter writer, Rectangle rect, String contents, float[][] inkList) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.INK);
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
PdfArray outer = new PdfArray();
for (float[] floats : inkList) {
PdfArray inner = new PdfArray();
float[] deep = floats;
for (float v : deep) {
inner.add(new PdfNumber(v));
}
outer.add(inner);
}
annot.put(PdfName.INKLIST, outer);
return annot;
}
/**
* Creates a file attachment annotation.
*
* @param writer the PdfWriter
* @param rect the dimensions in the page of the annotation
* @param contents the file description
* @param fileStore an array with the file. If it's null the file will be read from the disk
* @param file the path to the file. It will only be used if
* fileStore is not null
* @param fileDisplay the actual file name stored in the pdf
* @return the annotation
* @throws IOException on error
*/
public static PdfAnnotation createFileAttachment(PdfWriter writer, Rectangle rect, String contents, byte[] fileStore, String file,
String fileDisplay) throws IOException {
return createFileAttachment(writer, rect, contents, PdfFileSpecification.fileEmbedded(writer, file, fileDisplay, fileStore));
}
/**
* Creates a file attachment annotation
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param contents content for the file
* @param fs {@link PdfFileSpecification}
* @throws IOException on error
* @return the annotation
*/
public static PdfAnnotation createFileAttachment(PdfWriter writer, Rectangle rect, String contents, PdfFileSpecification fs)
throws IOException {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.FILEATTACHMENT);
if (contents != null) {
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
}
annot.put(PdfName.FS, fs.getReference());
return annot;
}
/**
* Adds a popup to your document.
*
* @param writer {@link PdfWriter}
* @param rect dimensions {@link Rectangle}
* @param contents content for the file
* @param open if popup is open
* @return A PdfAnnotation
*/
public static PdfAnnotation createPopup(PdfWriter writer, Rectangle rect, String contents, boolean open) {
PdfAnnotation annot = new PdfAnnotation(writer, rect);
annot.put(PdfName.SUBTYPE, PdfName.POPUP);
if (contents != null) {
annot.put(PdfName.CONTENTS, new PdfString(contents, PdfObject.TEXT_UNICODE));
}
if (open) {
annot.put(PdfName.OPEN, PdfBoolean.PDFTRUE);
}
return annot;
}
public void setDefaultAppearanceString(PdfContentByte cb) {
byte[] b = cb.getInternalBuffer().toByteArray();
int len = b.length;
for (int k = 0; k < len; ++k) {
if (b[k] == '\n') {
b[k] = 32;
}
}
put(PdfName.DA, new PdfString(b));
}
public void setFlags(int flags) {
if (flags == 0) {
remove(PdfName.F);
} else {
put(PdfName.F, new PdfNumber(flags));
}
}
public void setBorder(PdfBorderArray border) {
put(PdfName.BORDER, border);
}
public void setBorderStyle(PdfBorderDictionary border) {
put(PdfName.BS, border);
}
/**
* Sets the annotation's highlighting mode. The values can be
* HIGHLIGHT_NONE, HIGHLIGHT_INVERT,
* HIGHLIGHT_OUTLINE and HIGHLIGHT_PUSH;
*
* @param highlight the annotation's highlighting mode
*/
public void setHighlighting(PdfName highlight) {
if (highlight.equals(HIGHLIGHT_INVERT)) {
remove(PdfName.H);
} else {
put(PdfName.H, highlight);
}
}
public void setAppearance(PdfName ap, PdfTemplate template) {
PdfDictionary dic = (PdfDictionary) get(PdfName.AP);
if (dic == null) {
dic = new PdfDictionary();
}
dic.put(ap, template.getIndirectReference());
put(PdfName.AP, dic);
if (!form) {
return;
}
if (templates == null) {
templates = new HashMap<>();
}
templates.put(template, null);
}
public void setAppearance(PdfName ap, String state, PdfTemplate template) {
PdfDictionary dicAp = (PdfDictionary) get(PdfName.AP);
if (dicAp == null) {
dicAp = new PdfDictionary();
}
PdfDictionary dic;
PdfObject obj = dicAp.get(ap);
if (obj != null && obj.isDictionary()) {
dic = (PdfDictionary) obj;
} else {
dic = new PdfDictionary();
}
dic.put(new PdfName(state), template.getIndirectReference());
dicAp.put(ap, dic);
put(PdfName.AP, dicAp);
if (!form) {
return;
}
if (templates == null) {
templates = new HashMap<>();
}
templates.put(template, null);
}
public void setAppearanceState(String state) {
if (state == null) {
remove(PdfName.AS);
return;
}
put(PdfName.AS, new PdfName(state));
}
public void setColor(Color color) {
put(PdfName.C, new PdfColor(color));
}
public void setTitle(String title) {
if (title == null) {
remove(PdfName.T);
return;
}
put(PdfName.T, new PdfString(title, PdfObject.TEXT_UNICODE));
}
public void setPopup(PdfAnnotation popup) {
put(PdfName.POPUP, popup.getIndirectReference());
popup.put(PdfName.PARENT, getIndirectReference());
}
public void setAction(PdfAction action) {
put(PdfName.A, action);
}
public void setAdditionalActions(PdfName key, PdfAction action) {
PdfDictionary dic;
PdfObject obj = get(PdfName.AA);
if (obj != null && obj.isDictionary()) {
dic = (PdfDictionary) obj;
} else {
dic = new PdfDictionary();
}
dic.put(key, action);
put(PdfName.AA, dic);
}
/**
* Getter for property used.
*
* @return Value of property used.
*/
public boolean isUsed() {
return used;
}
/**
* Setter for property used.
*/
public void setUsed() {
used = true;
}
public HashMap getTemplates() {
return (HashMap) templates;
}
/**
* Getter for property form.
*
* @return Value of property form.
*/
public boolean isForm() {
return form;
}
/**
* Getter for property annotation.
*
* @return Value of property annotation.
*/
public boolean isAnnotation() {
return annotation;
}
public void setPage(int page) {
put(PdfName.P, writer.getPageReference(page));
}
public void setPage() {
put(PdfName.P, writer.getCurrentPage());
}
/**
* Getter for property placeInPage.
*
* @return Value of property placeInPage.
*/
public int getPlaceInPage() {
return placeInPage;
}
/**
* Places the annotation in a specified page that must be greater or equal to the current one. With PdfStamper the page can
* be any. The first page is 1.
*
* @param placeInPage New value of property placeInPage.
*/
public void setPlaceInPage(int placeInPage) {
this.placeInPage = placeInPage;
}
public void setRotate(int v) {
put(PdfName.ROTATE, new PdfNumber(v));
}
PdfDictionary getMK() {
PdfDictionary mk = (PdfDictionary) get(PdfName.MK);
if (mk == null) {
mk = new PdfDictionary();
put(PdfName.MK, mk);
}
return mk;
}
public void setMKRotation(int rotation) {
getMK().put(PdfName.R, new PdfNumber(rotation));
}
public static PdfArray getMKColor(Color color) {
PdfArray array = new PdfArray();
int type = ExtendedColor.getType(color);
switch (type) {
case ExtendedColor.TYPE_GRAY: {
array.add(new PdfNumber(((GrayColor) color).getGray()));
break;
}
case ExtendedColor.TYPE_CMYK: {
CMYKColor cmyk = (CMYKColor) color;
array.add(new PdfNumber(cmyk.getCyan()));
array.add(new PdfNumber(cmyk.getMagenta()));
array.add(new PdfNumber(cmyk.getYellow()));
array.add(new PdfNumber(cmyk.getBlack()));
break;
}
case ExtendedColor.TYPE_SEPARATION:
case ExtendedColor.TYPE_PATTERN:
case ExtendedColor.TYPE_SHADING:
throw new RuntimeException(
MessageLocalization.getComposedMessage("separations.patterns.and.shadings.are.not.allowed.in.mk.dictionary"));
default:
array.add(new PdfNumber(color.getRed() / 255f));
array.add(new PdfNumber(color.getGreen() / 255f));
array.add(new PdfNumber(color.getBlue() / 255f));
}
return array;
}
public void setMKBorderColor(Color color) {
if (color == null) {
getMK().remove(PdfName.BC);
} else {
getMK().put(PdfName.BC, getMKColor(color));
}
}
public void setMKBackgroundColor(Color color) {
if (color == null) {
getMK().remove(PdfName.BG);
} else {
getMK().put(PdfName.BG, getMKColor(color));
}
}
public void setMKNormalCaption(String caption) {
getMK().put(PdfName.CA, new PdfString(caption, PdfObject.TEXT_UNICODE));
}
public void setMKRolloverCaption(String caption) {
getMK().put(PdfName.RC, new PdfString(caption, PdfObject.TEXT_UNICODE));
}
public void setMKAlternateCaption(String caption) {
getMK().put(PdfName.AC, new PdfString(caption, PdfObject.TEXT_UNICODE));
}
public void setMKNormalIcon(PdfTemplate template) {
getMK().put(PdfName.I, template.getIndirectReference());
}
public void setMKRolloverIcon(PdfTemplate template) {
getMK().put(PdfName.RI, template.getIndirectReference());
}
public void setMKAlternateIcon(PdfTemplate template) {
getMK().put(PdfName.IX, template.getIndirectReference());
}
public void setMKIconFit(PdfName scale, PdfName scalingType, float leftoverLeft, float leftoverBottom, boolean fitInBounds) {
PdfDictionary dic = new PdfDictionary();
if (!scale.equals(PdfName.A)) {
dic.put(PdfName.SW, scale);
}
if (!scalingType.equals(PdfName.P)) {
dic.put(PdfName.S, scalingType);
}
if (leftoverLeft != 0.5f || leftoverBottom != 0.5f) {
PdfArray array = new PdfArray(new PdfNumber(leftoverLeft));
array.add(new PdfNumber(leftoverBottom));
dic.put(PdfName.A, array);
}
if (fitInBounds) {
dic.put(PdfName.FB, PdfBoolean.PDFTRUE);
}
getMK().put(PdfName.IF, dic);
}
public void setMKTextPosition(int tp) {
getMK().put(PdfName.TP, new PdfNumber(tp));
}
/**
* Sets the layer this annotation belongs to.
*
* @param layer the layer this annotation belongs to
*/
public void setLayer(PdfOCG layer) {
put(PdfName.OC, layer.getRef());
}
/**
* Sets the name of the annotation. With this name the annotation can be identified among all the annotations on a page (it has to be
* unique).
*
* @param name name to be set for annotation
*/
public void setName(String name) {
put(PdfName.NM, new PdfString(name));
}
/**
* This class processes links from imported pages so that they may be active. The following example code reads a group of files and places
* them all on the output PDF, four pages in a single page, keeping the links active.
*
* String[] files = new String[] {"input1.pdf", "input2.pdf"};
* String outputFile = "output.pdf";
* int firstPage=1;
* Document document = new Document();
* PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(outputFile));
* document.setPageSize(PageSize.A4);
* float W = PageSize.A4.getWidth() / 2;
* float H = PageSize.A4.getHeight() / 2;
* document.open();
* PdfContentByte cb = writer.getDirectContent();
* for (int i = 0; i < files.length; i++) {
* PdfReader currentReader = new PdfReader(files[i]);
* currentReader.consolidateNamedDestinations();
* for (int page = 1; page <= currentReader.getNumberOfPages(); page++) {
* PdfImportedPage importedPage = writer.getImportedPage(currentReader, page);
* float a = 0.5f;
* float e = (page % 2 == 0) ? W : 0;
* float f = (page % 4 == 1 || page % 4 == 2) ? H : 0;
* ArrayList links = currentReader.getLinks(page);
* cb.addTemplate(importedPage, a, 0, 0, a, e, f);
* for (int j = 0; j < links.size(); j++) {
* PdfAnnotation.PdfImportedLink link = (PdfAnnotation.PdfImportedLink)links.get(j);
* if (link.isInternal()) {
* int dPage = link.getDestinationPage();
* int newDestPage = (dPage-1)/4 + firstPage;
* float ee = (dPage % 2 == 0) ? W : 0;
* float ff = (dPage % 4 == 1 || dPage % 4 == 2) ? H : 0;
* link.setDestinationPage(newDestPage);
* link.transformDestination(a, 0, 0, a, ee, ff);
* }
* link.transformRect(a, 0, 0, a, e, f);
* writer.addAnnotation(link.createAnnotation(writer));
* }
* if (page % 4 == 0)
* document.newPage();
* }
* if (i < files.length - 1)
* document.newPage();
* firstPage += (currentReader.getNumberOfPages()+3)/4;
* }
* document.close();
*
*/
public static class PdfImportedLink {
float llx, lly, urx, ury;
HashMap parameters = new HashMap<>();
PdfArray destination;
int newPage = 0;
PdfImportedLink(PdfDictionary annotation) {
parameters.putAll(annotation.hashMap);
try {
destination = (PdfArray) parameters.remove(PdfName.DEST);
} catch (ClassCastException ex) {
throw new IllegalArgumentException(
MessageLocalization.getComposedMessage("you.have.to.consolidate.the.named.destinations.of.your.reader"));
}
if (destination != null) {
destination = new PdfArray(destination);
}
PdfArray rc = (PdfArray) parameters.remove(PdfName.RECT);
llx = rc.getAsNumber(0).floatValue();
lly = rc.getAsNumber(1).floatValue();
urx = rc.getAsNumber(2).floatValue();
ury = rc.getAsNumber(3).floatValue();
}
public boolean isInternal() {
return destination != null;
}
public int getDestinationPage() {
if (!isInternal()) {
return 0;
}
// here destination is something like
// [132 0 R, /XYZ, 29.3898, 731.864502, null]
PdfIndirectReference ref = destination.getAsIndirectObject(0);
PRIndirectReference pr = (PRIndirectReference) ref;
PdfReader r = pr.getReader();
for (int i = 1; i <= r.getNumberOfPages(); i++) {
PRIndirectReference pp = r.getPageOrigRef(i);
if (pp.getGeneration() == pr.getGeneration() && pp.getNumber() == pr.getNumber()) {
return i;
}
}
throw new IllegalArgumentException(MessageLocalization.getComposedMessage("page.not.found"));
}
public void setDestinationPage(int newPage) {
if (!isInternal()) {
throw new IllegalArgumentException(MessageLocalization.getComposedMessage("cannot.change.destination.of.external.link"));
}
this.newPage = newPage;
}
public void transformDestination(float a, float b, float c, float d, float e, float f) {
if (!isInternal()) {
throw new IllegalArgumentException(MessageLocalization.getComposedMessage("cannot.change.destination.of.external.link"));
}
if (destination.getAsName(1).equals(PdfName.XYZ)) {
float x = destination.getAsNumber(2).floatValue();
float y = destination.getAsNumber(3).floatValue();
float xx = x * a + y * c + e;
float yy = x * b + y * d + f;
destination.set(2, new PdfNumber(xx));
destination.set(3, new PdfNumber(yy));
}
}
public void transformRect(float a, float b, float c, float d, float e, float f) {
float x = llx * a + lly * c + e;
float y = llx * b + lly * d + f;
llx = x;
lly = y;
x = urx * a + ury * c + e;
y = urx * b + ury * d + f;
urx = x;
ury = y;
}
public PdfAnnotation createAnnotation(PdfWriter writer) {
PdfAnnotation annotation = new PdfAnnotation(writer, new Rectangle(llx, lly, urx, ury));
if (newPage != 0) {
PdfIndirectReference ref = writer.getPageReference(newPage);
destination.set(0, ref);
}
if (destination != null) {
annotation.put(PdfName.DEST, destination);
}
annotation.hashMap.putAll(parameters);
return annotation;
}
/**
* Returns a String representation of the link.
*
* @return a String representation of the imported link
* @since 2.1.6
*/
public String toString() {
StringBuilder buf = new StringBuilder("Imported link: location [");
buf.append(llx);
buf.append(' ');
buf.append(lly);
buf.append(' ');
buf.append(urx);
buf.append(' ');
buf.append(ury);
buf.append("] destination ");
buf.append(destination);
buf.append(" parameters ");
buf.append(parameters);
return buf.toString();
}
}
}
