/*
    This file is part of Netpbm Formats, a File Format plugin for Adobe Photoshop
    Copyright (C) 2004-6 Toby Thain, toby@telegraphics.com.au

    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
*/

#define PBM_FILETYPE '.PBM'
#define PGM_FILETYPE '.PGM'
#define PPM_FILETYPE '.PPM'

#ifndef Rez
#ifndef RC_INVOKED

	#include "world.h"
	
	#include "PIAbout.h"
	#include "PIFormat.h"
	
	#include "str.h"
	#include "file_compat.h"
	#include "bufio.h"
	
	#define F (FILEREF)pb->dataFork

	enum{ 
		CR = 015, LF = 012, 
		MAXDIGITS=7,
		PLAINPBM_KEY='1', PBM_KEY='4', 
		PLAINPGM_KEY='2', PGM_KEY='5', 
		PLAINPPM_KEY='3', PPM_KEY='6' 
	};
	
	int space_num(FILEREF f);

	OSErr readchunk(FormatRecordPtr pb);
	OSErr read_start(FormatRecordPtr pb);
	OSErr read_continue(FormatRecordPtr pb);
	OSErr read_finish(FormatRecordPtr pb);
	void DoAbout(AboutRecordPtr prec);

	void nextchunk(FormatRecordPtr pb);
	OSErr write_start(FormatRecordPtr pb);
	OSErr write_continue(FormatRecordPtr pb);
	OSErr write_finish(FormatRecordPtr pb);

#endif
#endif