NAME

Geo::Converter::WKT2KML - Simple converter between WKT and KML

SYNOPSIS

  use Geo::Converter::WKT2KML;
  
  # Convert WKT to KML's geometry fragment
  wkt2kml('POINT(135 35)');
  
  # Convert KML's geometry fragment to KML
  kml2wkt('<Point><coordinates>135,35</coordinates></Point>');

DESCRIPTION

This module provides two functions, wkt2kml and kml2wkt.
These are convert geometry formats WKT (Well-Known Text) and KML 
each other.

This module can interpret only geometry fragment of KML, cannot
interpret full spec KML.
Only elements can be understood are:

 * Point
 * LineString
 * Polygon
 * MultiGeometry
 * (Belows are child elements of aboves)
 * coordinates
 * LinearRing
 * outerBoundaryIs
 * innerBoundaryIs 

WKT is also understood full spec one.
"POINT ZM ..." or "POLYGON EMPTY" are cannot interpreted.
Only commands can be understood are:

 * POINT
 * MULTIPOINT
 * LINESTRING
 * MULTILINESTRING
 * POLYGON
 * MULTIPOLYGON
 * GEOMETRYCOLLECTION

EXPORT

wkt2kml($wkt)

Returns KML geometry fragment.

kml2wkt($kml_fragment)

Returns WKT.

INTERNAL METHOD

wkt2kmlparser

wkt2kmlformatter

coordformatter

kml2wktbuilder

coordbuilder

DEPENDENCIES

Exporter

XML::Simple

Test::Base

BUGS AND LIMITATIONS

This module is under test phase, need many test case to find bug. Send test cases are welcome.

AUTHOR

OHTSUKA Ko-hei <nene@kokogiko.net>

LICENCE AND COPYRIGHT

Copyright (c) 2008, OHTSUKA Ko-hei <nene@kokogiko.net>. All rights reserved.

This module is free software; you can redistribute it and/or modify it under the same terms as Perl itself. See perlartistic.

DISCLAIMER OF WARRANTY

BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR, OR CORRECTION.

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