text: /*
  THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
  SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
  END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
  ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
  IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
  SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
  FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
  CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
  AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.  
  COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
  */
  /*
   * $Source: h:/miner/source/xcolor/RCS/xcolor.c $
   * $Revision: 1.1 $
   * $Author: john $
   * $Date: 1994/01/24 11:09:24 $
   * 
   * .
   * 
   * $Log: xcolor.c $
   * Revision 1.1  1994/01/24  11:09:24  john
   * Initial revision
   * 
   * 
   */
  
  
  #pragma off (unreferenced)
  static char rcsid[] = "$Id: xcolor.c 1.1 1994/01/24 11:09:24 john Exp $";
  #pragma on (unreferenced)
  
  #include <dos.h>
  #include <stdio.h>
  #include <stdlib.h>
  
  #include "types.h"
  #include "gr.h"
  #include "iff.h"
  #include "mem.h"
  
  ubyte palette[768];
  
  void dofile( char * filename )
  {
  	ubyte tc1, tc2;
  	int i;
  	grs_bitmap * bitmap;
  
  	//MALLOC( bitmap, grs_bitmap, 1 );//Hack by KRB
  	bitmap = (grs_bitmap *)malloc(1*sizeof(grs_bitmap));
  
  	printf( "Reading %s...", filename );
  	iff_read_bitmap( filename, bitmap, BM_LINEAR, palette );
  	printf( "\n" );
  
  	if ( iff_has_transparency )	{
  		tc1 = bitmap->bm_data[0];
  		tc2 = iff_transparent_color;
  		printf( "Mapping all color %d's to transparent color %d...", tc1, tc2 );
  		for (i=0; i < bitmap->bm_h * bitmap->bm_w; i++ )	{
  			if  ( bitmap->bm_data[i]==tc1 )
  				bitmap->bm_data[i] = tc2;
  		}		
  	} else {
  		tc1 = bitmap->bm_data[0];
  		iff_has_transparency = 1;
  		iff_transparent_color = tc1;
  		tc2 = iff_transparent_color;
  		printf( "Making color %d the new transparency color...", tc1 );
  	}
  	printf( "\n" );
  
  	printf( "Writing %s...", filename );
  	iff_write_bitmap(filename,bitmap, palette );
  	printf( "\n" );
  
  	gr_free_bitmap(bitmap);
  }
  
  void main(int argc, char * argv[])	{
  	int numfiles = 0;
   	struct find_t find;
  	char * cp;
  	char * cp1;
  
  	argv++; argc--;
  	for (;argc--;argv++)
  	{
  		if( !_dos_findfirst( *argv, 0xffff, &find ) )
  		{
  			dofile( find.name );
  			numfiles++;
  			while( !_dos_findnext( &find ) )	{
  				numfiles++;
  				dofile( find.name );
  			}
  	 	}
  	}
  
  	if ( numfiles < 1 )	{
  		printf( "xcolor- this program corrects a .bbm file's transparency\n");
  		printf( "by making all pixels that are the same as the upper-left\n");
  		printf( "pixel be transparent. The command line is the file specs\n" );
  		printf( "to convert. ie.. xcolor john*.bbm adam*.bbm\n\n" );
  		exit(1);
  	}
  
  
  }
  
  
  
  
  
  
  