2023-06-21 12:46:23 -04:00

203 lines
7.5 KiB
C#

using System;
/*
* $Id: SpecialSymbol.cs,v 1.4 2008/05/13 11:25:13 psoares33 Exp $
*
*
* 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/
*/
namespace iTextSharp.text
{
public class SpecialSymbol {
/**
* Returns the first occurrence of a special symbol in a <CODE>String</CODE>.
*
* @param string a <CODE>String</CODE>
* @return an index of -1 if no special symbol was found
*/
public static int Index(string str) {
int length = str.Length;
for (int i = 0; i < length; i++) {
if (GetCorrespondingSymbol(str[i]) != ' ') {
return i;
}
}
return -1;
}
/**
* Gets a chunk with a symbol character.
* @param c a character that has to be changed into a symbol
* @param font Font if there is no SYMBOL character corresponding with c
* @return a SYMBOL version of a character
*/
public static Chunk Get(char c, Font font) {
char greek = SpecialSymbol.GetCorrespondingSymbol(c);
if (greek == ' ') {
return new Chunk(c.ToString(), font);
}
Font symbol = new Font(Font.SYMBOL, font.Size, font.Style, font.Color);
return new Chunk(greek.ToString(), symbol);
}
/**
* Looks for the corresponding symbol in the font Symbol.
*
* @param c the original ASCII-char
* @return the corresponding symbol in font Symbol
*/
public static char GetCorrespondingSymbol(char c) {
switch (c) {
case (char)913:
return 'A'; // ALFA
case (char)914:
return 'B'; // BETA
case (char)915:
return 'G'; // GAMMA
case (char)916:
return 'D'; // DELTA
case (char)917:
return 'E'; // EPSILON
case (char)918:
return 'Z'; // ZETA
case (char)919:
return 'H'; // ETA
case (char)920:
return 'Q'; // THETA
case (char)921:
return 'I'; // IOTA
case (char)922:
return 'K'; // KAPPA
case (char)923:
return 'L'; // LAMBDA
case (char)924:
return 'M'; // MU
case (char)925:
return 'N'; // NU
case (char)926:
return 'X'; // XI
case (char)927:
return 'O'; // OMICRON
case (char)928:
return 'P'; // PI
case (char)929:
return 'R'; // RHO
case (char)931:
return 'S'; // SIGMA
case (char)932:
return 'T'; // TAU
case (char)933:
return 'U'; // UPSILON
case (char)934:
return 'J'; // PHI
case (char)935:
return 'C'; // CHI
case (char)936:
return 'Y'; // PSI
case (char)937:
return 'W'; // OMEGA
case (char)945:
return 'a'; // alfa
case (char)946:
return 'b'; // beta
case (char)947:
return 'g'; // gamma
case (char)948:
return 'd'; // delta
case (char)949:
return 'e'; // epsilon
case (char)950:
return 'z'; // zeta
case (char)951:
return 'h'; // eta
case (char)952:
return 'q'; // theta
case (char)953:
return 'i'; // iota
case (char)954:
return 'k'; // kappa
case (char)955:
return 'l'; // lambda
case (char)956:
return 'm'; // mu
case (char)957:
return 'n'; // nu
case (char)958:
return 'x'; // xi
case (char)959:
return 'o'; // omicron
case (char)960:
return 'p'; // pi
case (char)961:
return 'r'; // rho
case (char)962:
return 'V'; // sigma
case (char)963:
return 's'; // sigma
case (char)964:
return 't'; // tau
case (char)965:
return 'u'; // upsilon
case (char)966:
return 'j'; // phi
case (char)967:
return 'c'; // chi
case (char)968:
return 'y'; // psi
case (char)969:
return 'w'; // omega
default:
return ' ';
}
}
}
}