TwoByteString.h

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/*
 * TwoByteString.h
 *
 * Smalltalk like class library for C++
 * String implementor using c-array of words. Header.
 *
 * Copyright (c) 2004 Milan Cermak
 */
/*
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
#ifndef __TWOBYTESTRING_H
#define __TWOBYTESTRING_H

#include <stlib/StringImpl.h>

namespace Core {

class Character;
class String;
class ByteString;
class TwoByteString;
class CharacterArray;

class TwoByteString : public StringImpl
{
  protected:
    unsigned short *content;

  public:
    TwoByteString(int size);
    virtual ~TwoByteString(void);

    /* Class-accessing protocol */
    virtual String *className(void) const;

    /* Accessing protocol */
    virtual Character *at(int index) const;
    virtual void put(int index, Character *object);
    virtual int byteSize(void);
    virtual void putRawValue(int index, unsigned short value);

    /* Adding protocol */
    virtual void changeSize(long newSize);

    /* Comparing protocol */
    virtual bool isEqual(StringImpl *object);
    virtual bool isEqualToBytes(unsigned char *string);
    virtual bool isEqualToShorts(unsigned short *object);

    /* Converting protocol */
    virtual TwoByteString *asTwoByteString(void);

    /* Testing protocol */
    virtual bool isTwoByteString(void) const;
};

};

#endif /* __TWOBYTESTRING_H */

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