xwords/xwords4/franklin/pbitm2frank.pl

124 lines
2.6 KiB
Perl
Executable file

#!/usr/bin/perl
# Copyright 2001 by Eric House (xwords@eehouse.org). All rights reserved.
#
# 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.
# write a pbitm out in franklin "format"
#
# usage: pbitm2frank.pl infile outName
use strict;
my $infile = $ARGV[0];
my $outname = $ARGV[1];
my @lines;
my $width = -1;
my $height = 0;
open (INFILE, $infile) or die "can't find file $infile\n";
print qq (
/* This file generated from $infile; do not edit!!! */
);
while ( <INFILE> ) {
++$height;
s/\s//; # get rid of whitespace
push( @lines, $_ );
my $len = length($_);
if ( $width == -1 ) {
$width = $len;
} elsif ( $len != $width ) {
die "line $height width differs";
}
}
my $rowbytes = ($width + 7) >> 3;
my $structName = "${outname}_struct" ;
print qq( typedef struct $structName {
IMAGE img;
U8 data[$height * $rowbytes];
} $structName;
);
printStruct(0);
print "#ifdef USE_INVERTED\n";
printStruct(1);
print "#endif /* USE_INVERTED */\n";
sub printStruct() {
my ($invert) = @_;
my $thisName = $outname;
if ( $invert ) {
$thisName .= "_inverted";
}
print qq(
$structName $thisName = {
{ $width, $height, $rowbytes,
COLOR_MODE_MONO, 0, (const COLOR *) 0, (U8*)NULL },
{
);
foreach my $line (@lines) {
printLine( $width, $line, $invert );
}
print " }\n};\n";
} # printStruct
sub printLine() {
my ($len, $line, $invert) = @_;
$line .= '-------'; # pad with 7 0s
if ( $invert ) {
$line =~ s/#/h/g;
$line =~ s/\-/#/g;
$line =~ s/h/\-/g;
}
for ( my $i = 0; $len > 0; ++$i ) {
my $byte = 0;
my $subline = substr($line, $i*8, 8 );
for ( my $j = 0; $j < 8; ++$j ) {
my $ch = substr( $subline, $j, 1 );
if ( $ch eq '-' ) {
} elsif ( $ch eq '#' ) {
$byte |= 1 << (7-$j);
} else {
print STDERR ("unexpected char $ch at offset ",
($i*8)+$j, " in line $height\n");
die;
}
}
printf( "\t0x%x, ", $byte );
$len -= 8;
}
print "\t/* ", substr($line, 0, -7), " */\n";
} # printLine