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/*
* $Id: 19eb6d5e8a96ea76b8aa142608d8d5f87eb98513 $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2016 iText Group NV
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
*
* This program 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 Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
* disclosing the source code of your own applications.
* These activities include: offering paid services to customers as an ASP,
* serving PDFs on the fly in a web application, shipping iText with a closed
* source product.
*
* For more information, please contact iText Software Corp. at this
* address: [email protected]
*/
package com.itextpdf.text;
import java.net.URL;
import java.util.List;
import java.util.ArrayList;
import java.util.HashMap;
/**
* An Annotation is a little note that can be added to a page on
* a document.
*
* @see Element
* @see Anchor
*/
public class Annotation implements Element {
// membervariables
/** This is a possible annotation type. */
public static final int TEXT = 0;
/** This is a possible annotation type. */
public static final int URL_NET = 1;
/** This is a possible annotation type. */
public static final int URL_AS_STRING = 2;
/** This is a possible annotation type. */
public static final int FILE_DEST = 3;
/** This is a possible annotation type. */
public static final int FILE_PAGE = 4;
/** This is a possible annotation type. */
public static final int NAMED_DEST = 5;
/** This is a possible annotation type. */
public static final int LAUNCH = 6;
/** This is a possible annotation type. */
public static final int SCREEN = 7;
/** This is a possible attribute. */
public static final String TITLE = "title";
/** This is a possible attribute. */
public static final String CONTENT = "content";
/** This is a possible attribute. */
public static final String URL = "url";
/** This is a possible attribute. */
public static final String FILE = "file";
/** This is a possible attribute. */
public static final String DESTINATION = "destination";
/** This is a possible attribute. */
public static final String PAGE = "page";
/** This is a possible attribute. */
public static final String NAMED = "named";
/** This is a possible attribute. */
public static final String APPLICATION = "application";
/** This is a possible attribute. */
public static final String PARAMETERS = "parameters";
/** This is a possible attribute. */
public static final String OPERATION = "operation";
/** This is a possible attribute. */
public static final String DEFAULTDIR = "defaultdir";
/** This is a possible attribute. */
public static final String LLX = "llx";
/** This is a possible attribute. */
public static final String LLY = "lly";
/** This is a possible attribute. */
public static final String URX = "urx";
/** This is a possible attribute. */
public static final String URY = "ury";
/** This is a possible attribute. */
public static final String MIMETYPE = "mime";
/** This is the type of annotation. */
protected int annotationtype;
/** This is the title of the Annotation. */
protected HashMap annotationAttributes = new HashMap();
/** This is the lower left x-value */
protected float llx = Float.NaN;
/** This is the lower left y-value */
protected float lly = Float.NaN;
/** This is the upper right x-value */
protected float urx = Float.NaN;
/** This is the upper right y-value */
protected float ury = Float.NaN;
// constructors
/**
* Constructs an Annotation with a certain title and some
* text.
*
* @param llx
* lower left x coordinate
* @param lly
* lower left y coordinate
* @param urx
* upper right x coordinate
* @param ury
* upper right y coordinate
*/
private Annotation(final float llx, final float lly, final float urx, final float ury) {
this.llx = llx;
this.lly = lly;
this.urx = urx;
this.ury = ury;
}
/**
* Copy constructor.
* @param an the annotation to create a new Annotation from
*/
public Annotation(final Annotation an) {
annotationtype = an.annotationtype;
annotationAttributes = an.annotationAttributes;
llx = an.llx;
lly = an.lly;
urx = an.urx;
ury = an.ury;
}
/**
* Constructs an Annotation with a certain title and some
* text.
*
* @param title
* the title of the annotation
* @param text
* the content of the annotation
*/
public Annotation(final String title, final String text) {
annotationtype = TEXT;
annotationAttributes.put(TITLE, title);
annotationAttributes.put(CONTENT, text);
}
/**
* Constructs an Annotation with a certain title and some
* text.
*
* @param title
* the title of the annotation
* @param text
* the content of the annotation
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
*/
public Annotation(final String title, final String text, final float llx, final float lly,
final float urx, final float ury) {
this(llx, lly, urx, ury);
annotationtype = TEXT;
annotationAttributes.put(TITLE, title);
annotationAttributes.put(CONTENT, text);
}
/**
* Constructs an Annotation.
*
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
* @param url
* the external reference
*/
public Annotation(final float llx, final float lly, final float urx, final float ury, final URL url) {
this(llx, lly, urx, ury);
annotationtype = URL_NET;
annotationAttributes.put(URL, url);
}
/**
* Constructs an Annotation.
*
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
* @param url
* the external reference
*/
public Annotation(final float llx, final float lly, final float urx, final float ury, final String url) {
this(llx, lly, urx, ury);
annotationtype = URL_AS_STRING;
annotationAttributes.put(FILE, url);
}
/**
* Constructs an Annotation.
*
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
* @param file
* an external PDF file
* @param dest
* the destination in this file
*/
public Annotation(final float llx, final float lly, final float urx, final float ury, final String file,
final String dest) {
this(llx, lly, urx, ury);
annotationtype = FILE_DEST;
annotationAttributes.put(FILE, file);
annotationAttributes.put(DESTINATION, dest);
}
/**
* Creates a Screen annotation to embed media clips
*
* @param llx
* @param lly
* @param urx
* @param ury
* @param moviePath
* path to the media clip file
* @param mimeType
* mime type of the media
* @param showOnDisplay
* if true play on display of the page
*/
public Annotation(final float llx, final float lly, final float urx, final float ury,
final String moviePath, final String mimeType, final boolean showOnDisplay) {
this(llx, lly, urx, ury);
annotationtype = SCREEN;
annotationAttributes.put(FILE, moviePath);
annotationAttributes.put(MIMETYPE, mimeType);
annotationAttributes.put(PARAMETERS, new boolean[] {
false /* embedded */, showOnDisplay });
}
/**
* Constructs an Annotation.
*
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
* @param file
* an external PDF file
* @param page
* a page number in this file
*/
public Annotation(final float llx, final float lly, final float urx, final float ury, final String file,
final int page) {
this(llx, lly, urx, ury);
annotationtype = FILE_PAGE;
annotationAttributes.put(FILE, file);
annotationAttributes.put(PAGE, Integer.valueOf(page));
}
/**
* Constructs an Annotation.
*
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
* @param named
* a named destination in this file
*/
public Annotation(final float llx, final float lly, final float urx, final float ury, final int named) {
this(llx, lly, urx, ury);
annotationtype = NAMED_DEST;
annotationAttributes.put(NAMED, Integer.valueOf(named));
}
/**
* Constructs an Annotation.
*
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
* @param application
* an external application
* @param parameters
* parameters to pass to this application
* @param operation
* the operation to pass to this application
* @param defaultdir
* the default directory to run this application in
*/
public Annotation(final float llx, final float lly, final float urx, final float ury,
final String application, final String parameters, final String operation,
final String defaultdir) {
this(llx, lly, urx, ury);
annotationtype = LAUNCH;
annotationAttributes.put(APPLICATION, application);
annotationAttributes.put(PARAMETERS, parameters);
annotationAttributes.put(OPERATION, operation);
annotationAttributes.put(DEFAULTDIR, defaultdir);
}
// implementation of the Element-methods
/**
* Gets the type of the text element.
*
* @return a type
*/
public int type() {
return Element.ANNOTATION;
}
/**
* Processes the element by adding it (or the different parts) to an
* ElementListener.
*
* @param listener
* an ElementListener
* @return true if the element was processed successfully
*/
public boolean process(final ElementListener listener) {
try {
return listener.add(this);
} catch (DocumentException de) {
return false;
}
}
/**
* Gets all the chunks in this element.
*
* @return an ArrayList
*/
public List getChunks() {
return new ArrayList();
}
// methods
/**
* Sets the dimensions of this annotation.
*
* @param llx
* the lower left x-value
* @param lly
* the lower left y-value
* @param urx
* the upper right x-value
* @param ury
* the upper right y-value
*/
public void setDimensions(final float llx, final float lly, final float urx, final float ury) {
this.llx = llx;
this.lly = lly;
this.urx = urx;
this.ury = ury;
}
// methods to retrieve information
/**
* Returns the lower left x-value.
*
* @return a value
*/
public float llx() {
return llx;
}
/**
* Returns the lower left y-value.
*
* @return a value
*/
public float lly() {
return lly;
}
/**
* Returns the upper right x-value.
*
* @return a value
*/
public float urx() {
return urx;
}
/**
* Returns the upper right y-value.
*
* @return a value
*/
public float ury() {
return ury;
}
/**
* Returns the lower left x-value.
*
* @param def
* the default value
* @return a value
*/
public float llx(final float def) {
if (Float.isNaN(llx))
return def;
return llx;
}
/**
* Returns the lower left y-value.
*
* @param def
* the default value
* @return a value
*/
public float lly(final float def) {
if (Float.isNaN(lly))
return def;
return lly;
}
/**
* Returns the upper right x-value.
*
* @param def
* the default value
* @return a value
*/
public float urx(final float def) {
if (Float.isNaN(urx))
return def;
return urx;
}
/**
* Returns the upper right y-value.
*
* @param def
* the default value
* @return a value
*/
public float ury(final float def) {
if (Float.isNaN(ury))
return def;
return ury;
}
/**
* Returns the type of this Annotation.
*
* @return a type
*/
public int annotationType() {
return annotationtype;
}
/**
* Returns the title of this Annotation.
*
* @return a name
*/
public String title() {
String s = (String) annotationAttributes.get(TITLE);
if (s == null)
s = "";
return s;
}
/**
* Gets the content of this Annotation.
*
* @return a reference
*/
public String content() {
String s = (String) annotationAttributes.get(CONTENT);
if (s == null)
s = "";
return s;
}
/**
* Gets the content of this Annotation.
*
* @return a reference
*/
public HashMap attributes() {
return annotationAttributes;
}
/**
* @see com.itextpdf.text.Element#isContent()
* @since iText 2.0.8
*/
public boolean isContent() {
return true;
}
/**
* @see com.itextpdf.text.Element#isNestable()
* @since iText 2.0.8
*/
public boolean isNestable() {
return true;
}
}
