#!perl -w
use strict;
# I wrote this to generate a file, not be a cgi script, but you could.
+..
# use CGI.pm;
open GRID, '>grid.html' or die $!;
select GRID;
print "<HTML><BODY>\n";
my $cellwidth = '20'; # pixel or percent
my $cellheight = '4'; # pixels only
my $counter = 0;
sub Solid
{
return "<TD WIDTH='$cellwidth' HEIGHT='$cellheight' ".
"BGCOLOR='BLACK'> </TD>\n";
}
sub Open
{
return "<TD WIDTH='$cellwidth' HEIGHT='$cellheight' ".
"BGCOLOR='WHITE'> </TD>\n";
}
sub Numbered
{
++$counter;
return "<TD WIDTH='$cellwidth' HEIGHT='$cellheight' BGCOLOR='WHITE
+'".
"ALIGN='LEFT' VALIGN='TOP'><FONT SIZE=-2>$counter</FONT></T
+D>\n";
}
# These two arrays are used to generate the grid.
# numbers in @line correspond to the functions in @type.
# 0 black box, 1, white box, 2, numbered box.
my @type = ( \&Solid, \&Open, \&Numbered );
my @line = (
'020000002000002000000000000',
'010200201021111110000020000',
'010100101000001002111110000',
'010102111121111111000010020',
'010100000010001001000202010',
'211121111110001021111101010',
'100010000010001001000101010',
'100010212111001002111111110',
'100010001010000001000101010',
'100010001000021111120001010',
'102111001000000000010001010',
'101010211000000000010200200',
'101010001000000000211111111',
'101010000000211111010100100',
'102211111111100000000100100',
'100100000000102020000100100',
'000100000000101010000100100',
'002111000211111111100000000',
'000000000000101000000000000',
'000000211111111000000000000',
);
print "<TABLE BORDER=1 SHADE=0>\n";
foreach ( @line )
{
print "<TR>\n";
print map { &{$type[$_]} } split //;
print "</TR>";
}
print "\n</TABLE>\n\n";
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