/*
 * Portable Object Compiler (c) 1997,98,99.  All Rights Reserved.
 * $Id: txtattr.m,v 1.1.1.1 2000/06/07 21:09:25 stes Exp $
 */

/*
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Library 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 Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include "config.h"
#include <assert.h>
#include <ctype.h>
#include <stdlib.h>
#include "txtattr.h"

@implementation TextAttribute

+ normal
{
  return [self emphasiscode:0];
}

+ new
{
  return [self normal];
}

+ bold
{
  return [self emphasiscode:1];
}

+ emphasiscode:(unsigned)n
{
  return [[super new] emphasiscode:n];
}


- (unsigned) emphasiscode
{
  return emphasiscode;
}

- emphasiscode:(unsigned)c
{
  emphasiscode = c;
  return self;
}


- (BOOL) isEqual:attrib
{
  if (self == attrib)
    {
      return YES;
    }
  else
    {
      return ([attrib isMemberOf:(id) isa]) && (emphasiscode == [attrib emphasiscode]);
    }
}


- (BOOL) dominates:attrib
{
  if ([attrib isMemberOf:(id) isa])
    {
      return [self isEqual:attrib];
    }
  else
    {
      return NO;
    }
}

- reset
{
  return self;
}

- (BOOL) set
{
  return YES;
}


- emphasizeScanner:aScanner
{
  return self;
}


- printOn:(IOD)aFile
{
  return self;
}

@end