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RTF generation library derived from iText-2.1.7. All PDF features and RTF parsing are removed. Code is modernized for Java 8.

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/*
 * $Id: Anchor.java 3373 2008-05-12 16:21:24Z xlv $
 *
 * 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:
 * https://github.com/osobolev/rtf-gen
 */
package com.lowagie.text;

import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Iterator;

/**
 * An Anchor can be a reference or a destination of a reference.
 * 

* An Anchor is a special kind of Phrase. * It is constructed in the same way. *

* Example: *

 * Anchor anchor = new Anchor("this is a link");
 * anchor.setName("LINK");
 * anchor.setReference("http://www.lowagie.com");
 * 
* * @see Element * @see Phrase */ public class Anchor extends Phrase { // constant private static final long serialVersionUID = -852278536049236911L; // membervariables /** * This is the name of the Anchor. */ protected String name = null; /** * This is the reference of the Anchor. */ protected String reference = null; // constructors /** * Constructs an Anchor without specifying a leading. */ public Anchor() { super(16); } /** * Constructs an Anchor with a certain leading. * * @param leading the leading */ public Anchor(float leading) { super(leading); } /** * Constructs an Anchor with a certain Chunk. * * @param chunk a Chunk */ public Anchor(Chunk chunk) { super(chunk); } /** * Constructs an Anchor with a certain String. * * @param string a String */ public Anchor(String string) { super(string); } /** * Constructs an Anchor with a certain String * and a certain Font. * * @param string a String * @param font a Font */ public Anchor(String string, Font font) { super(string, font); } /** * Constructs an Anchor with a certain Chunk * and a certain leading. * * @param leading the leading * @param chunk a Chunk */ public Anchor(float leading, Chunk chunk) { super(leading, chunk); } /** * Constructs an Anchor with a certain leading * and a certain String. * * @param leading the leading * @param string a String */ public Anchor(float leading, String string) { super(leading, string); } /** * Constructs an Anchor with a certain leading, * a certain String and a certain Font. * * @param leading the leading * @param string a String * @param font a Font */ public Anchor(float leading, String string, Font font) { super(leading, string, font); } /** * Constructs an Anchor with a certain Phrase. * * @param phrase a Phrase */ public Anchor(Phrase phrase) { super(phrase); if (phrase instanceof Anchor) { Anchor a = (Anchor) phrase; setName(a.name); setReference(a.reference); } } // implementation of the Element-methods /** * 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 */ @Override public boolean process(ElementListener listener) { try { Iterator i = getChunks().iterator(); boolean localDestination = reference != null && reference.startsWith("#"); boolean notGotoOK = true; while (i.hasNext()) { Chunk chunk = (Chunk) i.next(); if (name != null && notGotoOK && !chunk.isEmpty()) { chunk.setLocalDestination(name); notGotoOK = false; } if (localDestination) { chunk.setLocalGoto(reference.substring(1)); } listener.add(chunk); } return true; } catch (DocumentException de) { return false; } } /** * Gets all the chunks in this element. * * @return an ArrayList */ @Override public java.util.List getChunks() { java.util.List tmp = new ArrayList<>(); Iterator i = iterator(); boolean localDestination = reference != null && reference.startsWith("#"); boolean notGotoOK = true; while (i.hasNext()) { Chunk chunk = (Chunk) i.next(); if (name != null && notGotoOK && !chunk.isEmpty()) { chunk.setLocalDestination(name); notGotoOK = false; } if (localDestination) { chunk.setLocalGoto(reference.substring(1)); } else if (reference != null) { chunk.setAnchor(reference); } tmp.add(chunk); } return tmp; } /** * Gets the type of the text element. * * @return a type */ @Override public int type() { return Element.ANCHOR; } // methods /** * Sets the name of this Anchor. * * @param name a new name */ public void setName(String name) { this.name = name; } /** * Sets the reference of this Anchor. * * @param reference a new reference */ public void setReference(String reference) { this.reference = reference; } // methods to retrieve information /** * Returns the name of this Anchor. * * @return a name */ public String getName() { return name; } /** * Gets the reference of this Anchor. * * @return a reference */ public String getReference() { return reference; } /** * Gets the reference of this Anchor. * * @return an URL */ public URL getUrl() { try { return new URL(reference); } catch (MalformedURLException mue) { return null; } } }




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