From 3043b1b70f247549f10fa5e3ce713c2a80cd2200 Mon Sep 17 00:00:00 2001
From: "Jan \"Yenya\" Kasprzak" <kas@fi.muni.cz>
Date: Mon, 6 Dec 2010 23:41:28 +0100
Subject: [PATCH] Start semaphore tweaks.

---
 SCX/GUI.pm   | 29 +++++++++++++++++++++++++++++
 SCX/Track.pm | 34 +++++++++++++++++++++++++++++++++-
 2 files changed, 62 insertions(+), 1 deletion(-)

diff --git a/SCX/GUI.pm b/SCX/GUI.pm
index 0945af8..5738431 100755
--- a/SCX/GUI.pm
+++ b/SCX/GUI.pm
@@ -22,7 +22,12 @@ sub new {
 			load_image_set('img/fuel%d.svg', 8, 60)
 		],
 		car_images => load_image_dir('img/SCXCars', 100),
+		semaphore_images => [
+			load_image_set('img/semaphore%d.svg', 5, 200)
+		],
 		builder => Gtk2::Builder->new,
+		semaphore_win => Gtk2::Window->new('popup'),
+		semaphore_img => Gtk2::Image->new,
 	};
 
 	bless $self, $class;
@@ -31,6 +36,16 @@ sub new {
 
 	$self->{builder}->connect_signals(undef);
 
+	my $pixbuf = $self->{semaphore_images}->[0];
+	$self->{semaphore_img}->set_from_pixbuf($pixbuf);
+	$self->{semaphore_img}->show;
+	$self->{semaphore_win}->add($self->{semaphore_img});
+	$self->{semaphore_win}->set_type_hint('splashscreen');
+	$self->{semaphore_win}->set_position('center-on-parent');
+	$self->{semaphore_win}->set_transient_for(
+		$self->{builder}->get_object('slotcarman')
+	);
+
 	return $self;
 }
 
@@ -166,5 +181,19 @@ sub leave_pit_lane {
 	$self->set_laptime($row, '--');
 }
 
+sub show_semaphore {
+	my ($self, $num) = @_;
+
+	my $win = $self->{semaphore_win};
+	if (defined $num) {
+		my $img = $self->{semaphore_img};
+		my $pixbuf = $self->{semaphore_images}->[$num];
+		$img->set_from_pixbuf($pixbuf);
+		$win->show;
+	} else {
+		$win->hide;
+	}
+}
+
 1;
 
diff --git a/SCX/Track.pm b/SCX/Track.pm
index f6200de..c756592 100644
--- a/SCX/Track.pm
+++ b/SCX/Track.pm
@@ -5,8 +5,11 @@ package SCX::Track;
 use strict;
 use Carp;
 
+use Glib qw(TRUE FALSE);
 use SCX::Car;
 
+our $SEMAPHORE_STEP = 1000;
+
 sub new {
 	my ($class, $args) = @_;
 
@@ -31,8 +34,36 @@ sub car { return shift->{cars}->[shift]; }
 sub race_start {
 	my ($self) = @_;
 
-	$self->{race_running} = 1;
+	return if $self->{race_running} || $self->{start_in_progress};
+	$self->{race_running} = 0;
+	$self->{start_in_progress} = 1;
+	$self->{semaphore} = 0;
+	$self->{gui}->show_semaphore(0);
+	Glib::Timeout->add($SEMAPHORE_STEP, \&semaphore_step, $self);
+}
 
+sub semaphore_step {
+	my ($self) = @_;
+
+	return if !$self->{start_in_progress} && !$self->{race_running};
+
+	$self->{semaphore}++;
+	if ($self->{semaphore} <= 5) {
+		$self->{gui}->show_semaphore($self->{semaphore});
+		my $timeout = $SEMAPHORE_STEP;
+		$timeout += $SEMAPHORE_STEP * rand()
+			if $self->{semaphore} == 5;
+		Glib::Timeout->add($timeout, \&semaphore_step, $self);
+	} elsif ($self->{semaphore} == 6) {
+		$self->{race_running} = 1;
+		$self->{start_in_progress} = undef;
+		$self->{gui}->show_semaphore(0);
+		Glib::Timeout->add(3*$SEMAPHORE_STEP, \&semaphore_step, $self);
+	} else {
+		$self->{gui}->show_semaphore(undef);
+		$self->{semaphore} = undef;
+	}
+	return FALSE;
 }
 
 sub race_end {
@@ -41,5 +72,6 @@ sub race_end {
 	$self->{race_running} = 0;
 }
 
+
 1;
 
-- 
2.43.5