From ae6fb6a1aa12a52d94bf1f220d75111dff6a54ee Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Sat, 29 Oct 2011 02:29:33 +0200
Subject: initial commit

---
 lib/App/VRR/Fakedisplay.pm | 160 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 160 insertions(+)
 create mode 100644 lib/App/VRR/Fakedisplay.pm

(limited to 'lib')

diff --git a/lib/App/VRR/Fakedisplay.pm b/lib/App/VRR/Fakedisplay.pm
new file mode 100644
index 0000000..3912560
--- /dev/null
+++ b/lib/App/VRR/Fakedisplay.pm
@@ -0,0 +1,160 @@
+package App::VRR::Fakedisplay;
+
+use strict;
+use warnings;
+use 5.010;
+
+use File::ShareDir qw(dist_file);
+use GD;
+
+our $VERSION = '0.00';
+
+sub new {
+	my ( $class, %opts ) = @_;
+
+	my $self = {
+		font_file => dist_file( 'App-VRR-Fakedisplay', 'font.png' ),
+		width => 300,
+		height => 50,
+		scale => 10,
+		offset_x => 0,
+		offset_y => 0,
+	};
+
+	$self->{font} = GD::Image->new($self->{font_file});
+	$self->{image} = GD::Image->new($self->{width} * $self->{scale}, $self->{height} * $self->{scale});
+
+	$self->{color}->{bg} = $self->{image}->colorAllocate(0, 0, 0);
+	$self->{color}->{fg} = $self->{image}->colorAllocate(255, 0, 0);
+
+	$self->{image}->filledRectangle(0, 0, ($self->{width} * $self->{scale}) -1,
+	($self->{height} * $self->{scale}) - 1, $self->{color}->{bg});
+
+	$self->{font_idx} = $self->{font}->colorClosest(0, 0, 0);
+
+	return bless( $self, $class );
+}
+
+sub locate_char {
+	my ($self, $char) = @_;
+	my ($x, $y, $w, $h) = (0, 30, 6, 10);
+
+	given ($char) {
+		when (/[a-z]/) { $y = 10; $x = (ord($char) - 97) * 10 }
+		when (/[A-Z]/) { $y =  0; $x = (ord($char) - 65) * 10 }
+		when (/[0-9]/) { $y = 20; $x = (ord($char) - 48) * 10 }
+
+		when (q{ }) { $y = 90; $x =   0 }
+		when (q{:}) { $y = 30; $x =   0 }
+		when (q{-}) { $y = 30; $x =  10 }
+		when (q{.}) { $y = 30; $x =  20 }
+		when (q{,}) { $y = 30, $x =  30 }
+	}
+
+	given ($char) {
+		when (/[WwMm]/) { $w = 8 }
+		when (/[BDEt]/) { $w = 5 }
+		when (/[il]/) { $w = 4 }
+		when (/[:.,]/) { $w = 3 }
+	}
+
+	return ($x, $y, $w, $h);
+}
+
+sub draw_at {
+	my ($self, $offset_x, $text) = @_;
+
+	my $im = $self->{image};
+	my $font = $self->{font};
+
+	my $c_bg = $self->{color}{bg};
+	my $c_fg = $self->{color}{fg};
+
+	my $font_idx = $self->{font_idx};
+
+	my ($off_x, $off_y) = ($offset_x, $self->{offset_y});
+
+	for my $char (split(qr{}, $text)) {
+		my ($x, $y, $w, $h) = $self->locate_char($char);
+		for my $pos_x ( $x .. ($x + $w) ) {
+			for my $pos_y ( $y .. ($y + $h)) {
+				if ($font->getPixel($pos_x, $pos_y) == $font_idx) {
+					$im->filledEllipse(
+						($off_x + $pos_x - $x) * 10, ($off_y + $pos_y - $y) * 10,
+						10, 10,
+						$c_fg
+					);
+				}
+				say "";
+			}
+		}
+		$off_x += $w;
+	}
+
+	return;
+}
+
+sub new_line {
+	my ($self) = @_;
+	$self->{offset_y} += 10;
+
+	return;
+}
+
+sub png {
+	my ($self) = @_;
+
+	return $self->{image}->png;
+}
+
+sub write_image_to {
+	my ($self, $filename) = @_;
+
+	open(my $out_fh, '>', $filename) or die("Cannot open ${filename}: ${!}\n");
+	binmode $out_fh;
+	print $out_fh $self->{image}->png;
+	close($out_fh);
+
+	return;
+}
+
+
+1;
+
+__END__
+
+=head1 NAME
+
+=head1 SYNOPSIS
+
+=head1 VERSION
+
+version
+
+=head1 DESCRIPTION
+
+=head1 METHODS
+
+=over
+
+=back
+
+=head1 DIAGNOSTICS
+
+=head1 DEPENDENCIES
+
+=over
+
+=back
+
+=head1 BUGS AND LIMITATIONS
+
+=head1 SEE ALSO
+
+=head1 AUTHOR
+
+Copyright (C) 2011 by Daniel Friesel E<lt>derf@finalrewind.orgE<gt>
+
+=head1 LICENSE
+
+  0. You just DO WHAT THE FUCK YOU WANT TO.
-- 
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