#ifndef _COLORER_UNICODETOOLS_H_
#define _COLORER_UNICODETOOLS_H_

#include<unicode/String.h>

/** Different Unicode methods and tools.
    @ingroup unicode
*/
class UnicodeTools{
public:
  /// sometimes need it...
  static bool getNumber(const String *pstr, double *res);
  static bool getNumber(const String *pstr, int *res);
  static int getNumber(const String *pstr);
  static int getHex(wchar c);
  static int getHexNumber(const String *pstr);

  /** For '{name}'  returns 'name'
      Removes brackets and returns new dynamic string,
      based on passed string.
      Returns null if parse error occurs.
      @note Returned dynamic string implies, than
            base passed string remains valid until
            accessing it.
  */
  static DString *getCurlyContent(const String &str, int pos);

  /** \\x{2028} \\x23 \\c  - into wchar
      @param str String to parse Escape sequence.
      @param pos Position, where sequence starts.
      @param retPos Returns here string position after parsed
             character escape.
      @return If bad sequence, returns BAD_WCHAR.
              Else converts character escape and returns it's unicode value.
  */
  static wchar getEscapedChar(const String &str, int pos, int &retPos);
};

#endif

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * 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 the Colorer Library.
 *
 * The Initial Developer of the Original Code is
 * Cail Lomecb <cail@nm.ru>.
 * Portions created by the Initial Developer are Copyright (C) 1999-2003
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */
