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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape 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/NPL/
 *
 * 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 mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * 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 NPL, 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 NPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */
#ifndef nsSampleWordBreaker_h__
#define nsSampleWordBreaker_h__


#include "nsIWordBreaker.h"

typedef enum {
  kWbClassSpace = 0,
  kWbClassAlphaLetter,
  kWbClassPunct,
  kWbClassHanLetter,
  kWbClassKatakanaLetter,
  kWbClassHiraganaLetter,
  kWbClassHWKatakanaLetter,
  kWbClassThaiLetter
} wb_class;

class nsSampleWordBreaker : public nsIWordBreaker
{
  NS_DECL_ISUPPORTS
public:

  nsSampleWordBreaker() ;
  virtual ~nsSampleWordBreaker() ;

  NS_IMETHOD BreakInBetween(const PRUnichar* aText1 , PRUint32 aTextLen1,
                            const PRUnichar* aText2 , PRUint32 aTextLen2,
                            PRBool *oCanBreak);
  NS_IMETHOD FindWord(const PRUnichar* aText1 , PRUint32 aTextLen1,
                                      PRUint32 aOffset,
                                      PRUint32 *oWordBegin,
                                      PRUint32 *oWordEnd);

  NS_IMETHOD NextWord(const PRUnichar* aText, PRUint32 aLen, PRUint32 aPos,
                      PRUint32* oNext, PRBool *oNeedMoreText);

  NS_IMETHOD PrevWord(const PRUnichar* aText, PRUint32 aLen, PRUint32 aPos,
                      PRUint32* oPrev, PRBool *oNeedMoreText);

protected:
  PRUint8  GetClass(PRUnichar aChar);
};

#endif  /* nsSampleWordBreaker_h__ */