From 23f2b872698cd2584dbf9ca4fda3878f2c87eaec Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Mon, 8 Oct 2012 20:53:28 +0200
Subject: Show "no departures" instead of empty screen

---
 cgi/index.pl | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'cgi/index.pl')

diff --git a/cgi/index.pl b/cgi/index.pl
index edb112d..27d0fb1 100644
--- a/cgi/index.pl
+++ b/cgi/index.pl
@@ -11,7 +11,7 @@ use Travel::Status::DE::VRR;
 
 no warnings 'uninitialized';
 
-our $VERSION = '0.05';
+our $VERSION = '0.06';
 
 my %default = (
 	backend  => 'vrr',
@@ -152,6 +152,7 @@ sub render_image {
 
 	my ( @grep_line, @grep_platform );
 	my $offset = 0;
+	my $displayed_lines = 0;
 
 	my ( $results, $errstr ) = get_results( $backend, $city, $stop );
 
@@ -258,6 +259,7 @@ sub render_image {
 
 		$png->draw_at( 0,  $line );
 		$png->draw_at( 25, $destination );
+		$displayed_lines++;
 
 		if ( length($etr) > 2 ) {
 			$png->draw_at( 145, $etr );
@@ -275,6 +277,11 @@ sub render_image {
 
 		$png->new_line();
 	}
+	if ($displayed_lines == 0) {
+		$png->new_line();
+		$png->new_line();
+		$png->draw_at(50, 'no departures');
+	}
 
 	$self->render( data => $png->png );
 }
-- 
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