NAME

Map::Tube::Kolkatta - Interface to the Kolkatta Metro Map.

VERSION

Version 0.33

DESCRIPTION

The Kolkata Metro was the first metro railway in India, opening for commercial services from 1984. On 29 December 2010, Metro Railway, Kolkata became the 17th zone of the Indian Railways, operated by the Ministry of Railways. There are 300 metro services daily carrying over 650,000 passengers making it the second busiest metro system in India.

It currently provides functionality to find the shortest route between the two given stations. It covers the following lines of Kolkatta Metro:

Source: wikipedia.

There is a very handy tool provided by Map::Tube::CLI called map-tube which exposes the map (and all other maps) from command line. Please refer to its pod document for more details. Support for Map::Tube::Kolkatta , is available by Map::Tube::CLI v0.31 or above.

CONSTRUCTOR

The constructor DO NOT expects parameters.This setup the default node definitions.

use strict; use warnings; use Map::Tube::Kolkatta; my $metro = Map::Tube::Kolkatta->new;

METHODS

It expects $from and $to station name, required param. It returns an object of type Map::Tube::Route. On error it throws exception of type Map::Tube::Exception.

use strict; use warnings; use Map::Tube::Kolkatta; my $metro = Map::Tube::Kolkatta->new; my $route = $metro->get_shortest_route('Esplanade', 'Central'); print "Route: $route

";

It expects the plugin Map::Tube::Plugin::Graph to be installed. Returns line image as base64 encoded string if $line_name passed in otherwise it returns base64 encoded string of the entire map.

use strict; use warnings; use MIME::Base64; use Map::Tube::Kolkatta; my $metro = Map::Tube::Kolkatta->new; my $map = $metro->name; open(my $IMAGE, ">", "$map.png") or die "ERROR: Can't open [$map.png]: $!"; binmode($IMAGE); print $IMAGE decode_base64($metro->as_image); close($IMAGE);

The Kolkatta Metro Map as generated by plugin Map::Tube::Plugin::Graph.

AUTHOR

Mohammad S Anwar, <mohammad.anwar at yahoo.com>

REPOSITORY

https://github.com/manwar/Map-Tube-Kolkatta

SEE ALSO

Map::Tube::CLI

BUGS

Please report any bugs/feature requests to bug-map-tube-kolkatta at rt.cpan.org , or through the web interface at http://rt.cpan.org/NoAuth/ReportBug.html?Queue=Map-Tube-Kolkatta. I will be notified, and then you'll automatically be notified of progress on your bug as I make changes.

SUPPORT

You can find documentation for this module with the perldoc command.

perldoc Map::Tube::Kolkatta

You can also look for information at:

RT: CPAN's request tracker (report bugs here) http://rt.cpan.org/NoAuth/Bugs.html?Dist=Map-Tube-Kolkatta

AnnoCPAN: Annotated CPAN documentation http://annocpan.org/dist/Map-Tube-Kolkatta

CPAN Ratings http://cpanratings.perl.org/d/Map-Tube-Kolkatta

Search CPAN http://search.cpan.org/dist/Map-Tube-Kolkatta/

LICENSE AND COPYRIGHT

Copyright (C) 2017 Mohammad S Anwar.

This program is free software; you can redistribute it and / or modify it under the terms of the the Artistic License (2.0). You may obtain a copy of the full license at:

http://www.perlfoundation.org/artistic_license_2_0

Any use, modification, and distribution of the Standard or Modified Versions is governed by this Artistic License.By using, modifying or distributing the Package, you accept this license. Do not use, modify, or distribute the Package, if you do not accept this license.

If your Modified Version has been derived from a Modified Version made by someone other than you,you are nevertheless required to ensure that your Modified Version complies with the requirements of this license.

This license does not grant you the right to use any trademark, service mark, tradename, or logo of the Copyright Holder.

This license includes the non-exclusive, worldwide, free-of-charge patent license to make, have made, use, offer to sell, sell, import and otherwise transfer the Package with respect to any patent claims licensable by the Copyright Holder that are necessarily infringed by the Package. If you institute patent litigation (including a cross-claim or counterclaim) against any party alleging that the Package constitutes direct or contributory patent infringement,then this Artistic License to you shall terminate on the date that such litigation is filed.

Disclaimer of Warranty: THE PACKAGE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS "AS IS' AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES. THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED TO THE EXTENT PERMITTED BY YOUR LOCAL LAW. UNLESS REQUIRED BY LAW, NO COPYRIGHT HOLDER OR CONTRIBUTOR WILL BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING IN ANY WAY OUT OF THE USE OF THE PACKAGE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.