/* AbiWord
 * Copyright (C) 2001 AbiSource, Inc.
 * Copyright (C) 2001 William Lachance (wlach@interlog.com)
 * 
 * This program 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.
 * 
 * This program 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 */


#ifndef IE_IMP_WP6_H
#define IE_IMP_WP6_H

#include <stdio.h>
#include "ie_imp.h"
#include "ut_growbuf.h"
#include "ut_mbtowc.h"
#include "pd_Document.h"

// The importer/reader for WordPerfect 6 documents.

#define WP_TOP_SOFT_SPACE 128
#define WP_TOP_HARD_HYPHEN 132 // (0x84)
#define WP_TOP_DORMANT_HARD_RETURN 135 // (0x87)
#define WP_TOP_HARD_EOL 204
#define WP_TOP_SOFT_EOL 207
#define WP_TOP_EOL_GROUP 208 // (0xd0)
#define WP_TOP_PAGE_GROUP 209 // (0xd1)
#define WP_TOP_COLUMN_GROUP 210 // (0xd2)
#define WP_TOP_PARAGRAPH_GROUP 211 // (0xd3)
#define WP_TOP_CHARACTER_GROUP 212 // (0xd4)
#define WP_TOP_FOOTENDNOTE_GROUP 215 // (0xd7)
#define WP_TOP_STYLE_GROUP 221 // (0xdd)
#define WP_TOP_TAB_GROUP 224 // (0xe0)
#define WP_TOP_EXTENDED_CHARACTER 240// (0xf0)
#define WP_TOP_ATTRIBUTE_ON 242 // (0xf2)
#define WP_TOP_ATTRIBUTE_OFF 243 // (0xf3)

// Character properties
struct WordPerfectTextAttributes
{
   WordPerfectTextAttributes();
   bool	m_extraLarge;
   bool	m_veryLarge;
   bool	m_large;
   bool m_smallPrint;
   bool	m_finePrint;
   bool m_superScript;
   bool m_subScript;
   bool m_outline;
   bool m_italics;
   bool m_shadow;
   bool m_redLine;
   bool m_bold;
   bool m_strikeOut;
   bool m_underLine;
   bool m_smallCaps;
   bool m_Blink;
   bool m_reverseVideo;
     
};

class IE_Imp_WordPerfect_6_Sniffer : public IE_ImpSniffer
{
	friend class IE_Imp;
	friend class IE_Imp_WordPerfect_6;

public:
	IE_Imp_WordPerfect_6_Sniffer() {}
	virtual ~IE_Imp_WordPerfect_6_Sniffer() {}

	virtual bool recognizeContents (const char * szBuf,
									UT_uint32 iNumbytes);
	virtual bool recognizeSuffix (const char * szSuffix);
	virtual bool getDlgLabels (const char ** szDesc,
							   const char ** szSuffixList,
							   IEFileType * ft);
	virtual UT_Error constructImporter (PD_Document * pDocument,
										IE_Imp ** ppie);
};

class IE_Imp_WordPerfect_6 : public IE_Imp
{
public:
	IE_Imp_WordPerfect_6(PD_Document * pDocument);
	~IE_Imp_WordPerfect_6() {}

	virtual UT_Error	importFile(const char * szFilename);
	virtual void		pasteFromBuffer(PD_DocumentRange * pDocRange,
						unsigned char * pData, UT_uint32 lenData, const char * szEncoding = 0);
 protected:
   void extractFile(FILE *fp);
   void _handleHardEndOfLine();
   void _handleEndOfLineGroup(FILE *fp);
   void _handlePageGroup(FILE *fp);
   void _handleColumnGroup(FILE *fp);
   void _handleParagraphGroup(FILE *fp);
   void _handleStyleGroup(FILE *fp);
   void _handleTabGroup(FILE *fp);
   void _handleCharacterGroup(FILE *fp);
   void _handleFootEndNoteGroup(FILE *fp);
   void _handleExtendedCharacter(FILE *fp);
   void _handleAttribute(FILE *fp, bool attributeOn);
   void _skipGroup(FILE *fp, int groupByte);
   void _appendCurrentFormat();
   void _flushText();
 private:
   UT_Mbtowc m_Mbtowc;
   UT_GrowBuf m_textBuf;
   WordPerfectTextAttributes m_textAttributes;
};

#endif /* IE_IMP_WP6_H */