latexutil.java

来自「RESIN 3.2 最新源码」· Java 代码 · 共 71 行

/*
 * Copyright (c) 1998-2000 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Emil Ong
 */

package com.caucho.xtpdoc;

public class LaTeXUtil {
  public static String escapeForLaTeX(String text)
  {
    StringBuilder latexText = new StringBuilder();

    for (int i = 0; i < text.length(); i++) {
      char ch = text.charAt(i);

      switch (ch) {
        case '\\':
          latexText.append("\\ensuremath{\\backslash}");
          break;
        case '%':
          latexText.append("\\%");
          break;
        case '$':
        case '_':
        case '&':
        case '{':
        case '}':
        case '#':
          latexText.append("\\");
          latexText.append(ch);
          break;
        case '>':
        case '<':
          latexText.append("\\ensuremath{");
          latexText.append(ch);
          latexText.append("}");
          break;
        default:
          latexText.append(ch);
          break;
      }
    }

    return latexText.toString();
  }
}