#!/usr/bin/perl -w
# Copyright 2010, 2011 Kevin Ryde
# This file is part of Image-Base-GD.
#
# Image-Base-GD 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 3, or (at your option) any later
# version.
#
# Image-Base-GD 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 Image-Base-GD. If not, see <http://www.gnu.org/licenses/>.
use 5.006;
use strict;
use warnings;
use GD;
# uncomment this to run the ### lines
use Devel::Comments;
{
my $gd = GD::Image->new(2,1) || die;
my $black = $gd->colorAllocate(0,0,0);
my $white = $gd->colorAllocate(255,255,255);
### $black
### $white
# my $red = $gd->colorAllocate(255,0,0);
# $gd->rectangle(0,0,99,49,$white);
#
# my $black = $gd->colorAllocate(0,0,0);
# $gd->rectangle(10,10, 50,20, $black);
# my $black = $gd->colorAllocate(0,0,0);
# $gd->rectangle(10,10, 50,20, $black);
$gd->setPixel(0,0,$white);
$gd->setPixel(1,0,$black);
my $filename = '/tmp/foo.wbmp';
open my $fh, '>', $filename or die;
print $fh $gd->wbmp($white) or die;
close $fh or die;
}
{
open my $fh, '<', '/tmp/foo.wbmp' or die;
my $gd = GD::Image->_newFromWBMP($fh);
my $black = $gd->colorExact(0,0,0);
my $white = $gd->colorExact(255,255,255);
# my $black = $gd->colorAllocate(0,0,0);
# my $white = $gd->colorAllocate(255,255,255);
### $black
### $white
{
my $p = $gd->getPixel(0,0);
my @rgb = $gd->rgb($p);
### $p
### @rgb
}
{
my $p = $gd->getPixel(1,0);
my @rgb = $gd->rgb($p);
### $p
### @rgb
}
}