NAME

 Map::Tube::GraphViz::Utils - Utilities for Map::Tube::GraphViz module.

SYNOPSIS

 use Map::Tube::GraphViz::Utils qw(node_color node_color_id node_color_without_label color_line);

 node_color($obj, $node);
 node_color_id($obj, $node);
 node_color_without_label($obj, $node);
 my $color = color_line($obj, $line);

SUBROUTINES

node_color($obj, $node)

 Create GraphViz color node.
 $obj is Map::Tube::GraphViz object.
 Returns undef.

node_color_id($obj, $node)

 Create GraphViz color node with id as label.
 $obj is Map::Tube::GraphViz object.
 Returns undef.

node_color_without_label($obj, $node)

 Create GraphViz color node without label.
 $obj is Map::Tube::GraphViz object.
 Returns undef.

color_line($obj, $line)

 Get line color.
 $obj is Map::Tube::GraphViz object.
 Returns color of metro line.

EXAMPLE

 use strict;
 use warnings;

 use Map::Tube::Prague;
 use Map::Tube::GraphViz;
 use Map::Tube::GraphViz::Utils qw(color_line);

 my $prague = Map::Tube::Prague->new;

 my $graphviz = Map::Tube::GraphViz->new(
         'tube' => $prague,
 );

 foreach my $line_num (1 .. 25) {
         print "Line number: $line_num\n";
         my $line = Map::Tube::Line->new('id' => 'line'.$line_num);
         my $line_color = color_line($graphviz, $line);
         print "Line color: $line_color\n";
 }

 # Output:
 # Line number: 1
 # Line color: red
 # Line number: 2
 # Line color: green
 # Line number: 3
 # Line color: yellow
 # Line number: 4
 # Line color: cyan
 # Line number: 5
 # Line color: magenta
 # Line number: 6
 # Line color: blue
 # Line number: 7
 # Line color: grey
 # Line number: 8
 # Line color: orange
 # Line number: 9
 # Line color: brown
 # Line number: 10
 # Line color: white
 # Line number: 11
 # Line color: greenyellow
 # Line number: 12
 # Line color: red4
 # Line number: 13
 # Line color: violet
 # Line number: 14
 # Line color: tomato
 # Line number: 15
 # Line color: cadetblue
 # Line number: 16
 # Line color: aquamarine
 # Line number: 17
 # Line color: lawngreen
 # Line number: 18
 # Line color: indigo
 # Line number: 19
 # Line color: deeppink
 # Line number: 20
 # Line color: darkslategrey
 # Line number: 21
 # Line color: khaki
 # Line number: 22
 # Line color: thistle
 # Line number: 23
 # Line color: peru
 # Line number: 24
 # Line color: darkgreen
 # Line number: 25
 # Line color: red

DEPENDENCIES

Exporter, Readonly.

SEE ALSO

Map::Tube::GraphViz

GraphViz output for Map::Tube.

Task::Map::Tube

Install the Map::Tube modules.

Task::Map::Tube::Metro

Install the Map::Tube concrete metro modules.

REPOSITORY

https://github.com/michal-josef-spacek/Map-Tube-GraphViz

AUTHOR

Michal Josef Špaček mailto:skim@cpan.org

http://skim.cz

LICENSE AND COPYRIGHT

© 2014-2020 Michal Josef Špaček

BSD 2-Clause License

VERSION

0.07