#ifndef DOMCharacterDataImpl_HEADER_GUARD_
#define DOMCharacterDataImpl_HEADER_GUARD_

/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2001-2002 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Xerces" and "Apache Software Foundation" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact apache\@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache",
 *    nor may "Apache" appear in their name, without prior written
 *    permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation, and was
 * originally based on software copyright (c) 2001, International
 * Business Machines, Inc., http://www.ibm.com .  For more information
 * on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */

/*
 * $Id: DOMCharacterDataImpl.hpp,v 1.5 2004/01/29 11:44:26 cargilld Exp $
 */

//
//  This file is part of the internal implementation of the C++ XML DOM.
//  It should NOT be included or used directly by application programs.
//
//  Applications should include the file <xercesc/dom/DOM.hpp> for the entire
//  DOM API, or xercesc/dom/DOM*.hpp for individual DOM classes, where the class
//  name is substituded for the *.
//

#include <xercesc/util/XercesDefs.hpp>
#include <xercesc/util/XMLString.hpp>

XERCES_CPP_NAMESPACE_BEGIN


class DOMNode;
class DOMDocument;
class DOMDocumentImpl;
class DOMBuffer;

// Instances of DOMCharacterDataImpl appear as members of node types
//   that implement the DOMCharacterData interfaces.
//   Operations in those classes are delegated to this class.
//
class CDOM_EXPORT DOMCharacterDataImpl
{
public:
    DOMBuffer* fDataBuf;
    // for the buffer bid
    DOMDocumentImpl* fDoc;

public:
                   DOMCharacterDataImpl(DOMDocument *doc, const XMLCh *dat);
                   DOMCharacterDataImpl(const DOMCharacterDataImpl &other);
                   ~DOMCharacterDataImpl();
    const          XMLCh * getNodeValue() const;
    void           setNodeValue(const XMLCh * value);
    void           appendData(const DOMNode *node, const  XMLCh *data);
    void           deleteData(const DOMNode *node, XMLSize_t offset, XMLSize_t count);
    const XMLCh*   getData() const;
    XMLSize_t      getLength() const;
    void           insertData(const DOMNode *node, XMLSize_t offset, const XMLCh * data);
    void           replaceData(const DOMNode *node, XMLSize_t offset, XMLSize_t count, const XMLCh * data);
    void           setData(const DOMNode *node, const XMLCh * arg);
    void           setNodeValue(const DOMNode *node, const XMLCh *value);


    const XMLCh*   substringData(const DOMNode *node, XMLSize_t offset, XMLSize_t count) const;
    void           releaseBuffer();

private:
    // -----------------------------------------------------------------------
    // Unimplemented constructors and operators
    // -----------------------------------------------------------------------
    DOMCharacterDataImpl & operator = (const DOMCharacterDataImpl &);   
};

XERCES_CPP_NAMESPACE_END


#endif