Geo::OSM::Render::Viewport::Clipped - Use a clipped <viewport > to create a map.

SYNOPSIS

This class derives from <Geo::OSM::Render::Viewporrt>.

OVERVIEW

See "OVERVIEW" in Geo::OSM::Render::Viewport.

METHODS

new

 my $proj = Geo::OSM::Render::Viewport::Clipped->new(
   x_of_map_0       => $x_left  ,
   x_of_map_width   => $x_right ,
   y_of_map_0       => $y_bottom,
   y_of_map_height  => $y_top
);

x_y_to_map_x_y

my ($map_x, $map_y) = $projection->x_y_to_map_x_y($x, $y);

map_width

Returns the width of the map.

map_height

Returns the height of the map.

AUTHOR

René Nyffenegger <rene.nyffenegger at adp-gmbh.ch>

COPYRIGHT AND LICENSE Copyright © 2017 René Nyffenegger, Switzerland. All rights reserved.

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

Source Code

The source code is on github. Meaningful pull requests are welcome.