From 6025b6016517c6d898d8957d1d7e03ba71431912 Mon Sep 17 00:00:00 2001 From: tknall Date: Fri, 1 Dec 2006 12:20:24 +0000 Subject: Initial import of release 2.2. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@4 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- .../java/com/lowagie/text/html/HtmlEncoder.java | 211 +++++++++++++++++++++ 1 file changed, 211 insertions(+) create mode 100644 src/main/java/com/lowagie/text/html/HtmlEncoder.java (limited to 'src/main/java/com/lowagie/text/html/HtmlEncoder.java') diff --git a/src/main/java/com/lowagie/text/html/HtmlEncoder.java b/src/main/java/com/lowagie/text/html/HtmlEncoder.java new file mode 100644 index 0000000..2501815 --- /dev/null +++ b/src/main/java/com/lowagie/text/html/HtmlEncoder.java @@ -0,0 +1,211 @@ +/* + * $Id: HtmlEncoder.java,v 1.56 2005/05/04 14:33:47 blowagie Exp $ + * $Name: $ + * + * 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.lowagie.text.html; + +import java.awt.Color; + +import com.lowagie.text.Element; + +/** + * This class converts a String to the HTML-format of a String. + *

+ * To convert the String, each character is examined: + *

+ *

+ * Example: + * 

+ *    String htmlPresentation = HtmlEncoder.encode("Marie-Thérèse Sørensen");
+ *

+ * for more info: see O'Reilly; "HTML: The Definitive Guide" (page 164) + * + * @author mario.maccarini@rug.ac.be + */ + +public class HtmlEncoder { + + // membervariables + +/** List with the HTML translation of all the characters. */ + private static final String[] htmlCode = new String[256]; + + static { + for (int i = 0; i < 10; i++) { + htmlCode[i] = "�" + i + ";"; + } + + for (int i = 10; i < 32; i++) { + htmlCode[i] = "�" + i + ";"; + } + + for (int i = 32; i < 128; i++) { + htmlCode[i] = String.valueOf((char)i); + } + + // Special characters + htmlCode['\t'] = "\t"; + htmlCode['\n'] = "<" + HtmlTags.NEWLINE + " />\n"; + htmlCode['\"'] = """; // double quote + htmlCode['&'] = "&"; // ampersand + htmlCode['<'] = "<"; // lower than + htmlCode['>'] = ">"; // greater than + + for (int i = 128; i < 256; i++) { + htmlCode[i] = "&#" + i + ";"; + } + } + + + // constructors + +/** + * This class will never be constructed. + *

+ * HtmlEncoder only contains static methods. + */ + + private HtmlEncoder () { } + + // methods + +/** + * Converts a String to the HTML-format of this String. + * + * @param string The String to convert + * @return a String + */ + + public static String encode(String string) { + int n = string.length(); + char character; + StringBuffer buffer = new StringBuffer(); + // loop over all the characters of the String. + for (int i = 0; i < n; i++) { + character = string.charAt(i); + // the Htmlcode of these characters are added to a StringBuffer one by one + if (character < 256) { + buffer.append(htmlCode[character]); + } + else { + // Improvement posted by Joachim Eyrich + buffer.append("&#").append((int)character).append(";"); + } + } + return buffer.toString().trim(); + } + +/** + * Converts a Color into a HTML representation of this Color. + * + * @param color the Color that has to be converted. + * @return the HTML representation of this Color + */ + + public static String encode(Color color) { + StringBuffer buffer = new StringBuffer("#"); + if (color.getRed() < 16) { + buffer.append('0'); + } + buffer.append(Integer.toString(color.getRed(), 16)); + if (color.getGreen() < 16) { + buffer.append('0'); + } + buffer.append(Integer.toString(color.getGreen(), 16)); + if (color.getBlue() < 16) { + buffer.append('0'); + } + buffer.append(Integer.toString(color.getBlue(), 16)); + return buffer.toString(); + } + +/** + * Translates the alignment value. + * + * @param alignment the alignment value + * @return the translated value + */ + + public static String getAlignment(int alignment) { + switch(alignment) { + case Element.ALIGN_LEFT: + return HtmlTags.ALIGN_LEFT; + case Element.ALIGN_CENTER: + return HtmlTags.ALIGN_CENTER; + case Element.ALIGN_RIGHT: + return HtmlTags.ALIGN_RIGHT; + case Element.ALIGN_JUSTIFIED: + case Element.ALIGN_JUSTIFIED_ALL: + return HtmlTags.ALIGN_JUSTIFIED; + case Element.ALIGN_TOP: + return HtmlTags.ALIGN_TOP; + case Element.ALIGN_MIDDLE: + return HtmlTags.ALIGN_MIDDLE; + case Element.ALIGN_BOTTOM: + return HtmlTags.ALIGN_BOTTOM; + case Element.ALIGN_BASELINE: + return HtmlTags.ALIGN_BASELINE; + default: + return ""; + } + } +} \ No newline at end of file -- cgit v1.2.3