001: /**
002: * $Id: RtfFontTableParser.java 2382 2006-09-15 23:37:38Z xlv $
003: * $Name$
004: *
005: * Copyright 2006 by Mark Hall
006: *
007: * The contents of this file are subject to the Mozilla Public License Version 1.1
008: * (the "License"); you may not use this file except in compliance with the License.
009: * You may obtain a copy of the License at http://www.mozilla.org/MPL/
010: *
011: * Software distributed under the License is distributed on an "AS IS" basis,
012: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
013: * for the specific language governing rights and limitations under the License.
014: *
015: * The Original Code is 'iText, a free JAVA-PDF library'.
016: *
017: * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
018: * the Initial Developer are Copyright (C) 1999-2006 by Bruno Lowagie.
019: * All Rights Reserved.
020: * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
021: * are Copyright (C) 2000-2006 by Paulo Soares. All Rights Reserved.
022: *
023: * Contributor(s): all the names of the contributors are added in the source code
024: * where applicable.
025: *
026: * Alternatively, the contents of this file may be used under the terms of the
027: * LGPL license (the ?GNU LIBRARY GENERAL PUBLIC LICENSE?), in which case the
028: * provisions of LGPL are applicable instead of those above. If you wish to
029: * allow use of your version of this file only under the terms of the LGPL
030: * License and not to allow others to use your version of this file under
031: * the MPL, indicate your decision by deleting the provisions above and
032: * replace them with the notice and other provisions required by the LGPL.
033: * If you do not delete the provisions above, a recipient may use your version
034: * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
035: *
036: * This library is free software; you can redistribute it and/or modify it
037: * under the terms of the MPL as stated above or under the terms of the GNU
038: * Library General Public License as published by the Free Software Foundation;
039: * either version 2 of the License, or any later version.
040: *
041: * This library is distributed in the hope that it will be useful, but WITHOUT
042: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
043: * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
044: * details.
045: *
046: * If you didn't download this code from the following link, you should check if
047: * you aren't using an obsolete version:
048: * http://www.lowagie.com/iText/
049: */package com.lowagie.text.rtf.direct;
050:
051: /**
052: * The RtfFontTableParser handles the events generated by the
053: * RtfTokeniser while the RTF font table is parsed.
054: *
055: * @version $Revision: 2382 $
056: * @author Mark Hall (mhall@edu.uni-klu.ac.at)
057: */
058: public class RtfFontTableParser {
059: /**
060: * The RtfImportHeader to add font mappings to.
061: */
062: private RtfImportHeader importHeader = null;
063: /**
064: * The number of the font being parsed.
065: */
066: private String fontNr = "";
067: /**
068: * The name of the font being parsed.
069: */
070: private String fontName = "";
071:
072: /**
073: * Constructs a new RtfFontTableParser.
074: *
075: * @param importHeader The RtfImportHeader to add font mappings to.
076: */
077: public RtfFontTableParser(RtfImportHeader importHeader) {
078: this .importHeader = importHeader;
079: this .fontNr = "";
080: this .fontName = "";
081: }
082:
083: /**
084: * Handles closing of a group during parsing. If the group nesting level
085: * is 3 then an individual font definition was closed and thus if the
086: * font number and font name are set, they can be added to the mappings.
087: *
088: * @param groupLevel The current group nesting level.
089: */
090: public void handleCloseGroup(int groupLevel) {
091: if (groupLevel == 3 && !this .fontNr.equals("")
092: && !this .fontName.equals("")) {
093: this .importHeader.importFont(this .fontNr, this .fontName);
094: this .fontNr = "";
095: this .fontName = "";
096: }
097: }
098:
099: /**
100: * Handles the font number control word. Only relevant if the
101: * group nesting level is 3.
102: *
103: * @param ctrlWord The control word to handle.
104: * @param groupLevel The current group nesting level.
105: */
106: public void handleCtrlWord(String ctrlWord, int groupLevel) {
107: if (RtfColorTableParser.stringMatches(ctrlWord, "\\f")
108: && groupLevel == 3) {
109: this .fontNr = ctrlWord.substring(2);
110: }
111: }
112:
113: /**
114: * Handles the font name. The font name must be ended by a
115: * semicolon and must be at group nesting level 3.
116: *
117: * @param text The font name to handle.
118: * @param groupLevel The current group nesting level.
119: */
120: public void handleText(String text, int groupLevel) {
121: if (text.indexOf(';') >= 0 && groupLevel == 3) {
122: this .fontName = text.substring(0, text.indexOf(';'));
123: }
124: }
125: }
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