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package Eve::Geometry::Polygon; |
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use parent qw(Eve::Geometry); |
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use strict; |
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use warnings; |
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=head1 NAME |
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B - a polygon geometry class for map |
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projection purposes. |
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=head1 SYNOPSIS |
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use Eve::Geometry::Polygon; |
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my $geo = Eve::Geometry->new(data => [[$lat, $lng], [$lat, $lng], ...]); |
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=head1 DESCRIPTION |
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The class is a polygon geometry object. |
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=head1 METHODS |
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=head2 B |
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=cut |
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sub init { |
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my ($self, %arg_hash) = @_; |
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Eve::Support::arguments(\%arg_hash, my ($data)); |
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$self->{'length'} = scalar @{$data}; |
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$self->{'data'} = $data; |
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} |
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=head2 B |
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Returns an array reference with the representation of the geometry object. |
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=head3 Returns |
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C. |
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=cut |
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sub export { |
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my ($self) = @_; |
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return $self->data; |
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} |
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=head2 B |
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Returns a string representation of the geometry object. |
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=head3 Returns |
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C. |
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=cut |
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sub serialize { |
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my ($self) = @_; |
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return ( |
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'POLYGON((' |
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. join( |
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',', |
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map { join(' ', reverse(@{$_})) } @{$self->export()}) |
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. '))'); |
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} |
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=head1 SEE ALSO |
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=over 4 |
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=item C |
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=back |
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=head1 LICENSE AND COPYRIGHT |
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Copyright 2012 Igor Zinovyev. |
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This program is free software; you can redistribute it and/or modify it |
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under the terms of either: the GNU General Public License as published |
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by the Free Software Foundation; or the Artistic License. |
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See http://dev.perl.org/licenses/ for more information. |
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=head1 AUTHOR |
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=over 4 |
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=item L |
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=back |
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=cut |
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1; |