[OpenLayers-Users] Irregular polygons
Sveen Atle Frenvik (Geomatikk IKT)
Atle.Frenvik.Sveen at geomatikk.no
Tue Mar 2 08:32:42 EST 2010
I guess you could use
OpenLayers.?Geometry.?Polygon (http://dev.openlayers.org/releases/OpenLayers-2.8/doc/apidocs/files/OpenLayers/Geometry/Polygon-js.html), but the doc says it is constructed from an array of OpenLayers.?Geometry.?LinearRings, so I guess the safe bet is to use:
var poly = new OpenLayers.?Geometry.?Polygon([OpenLayers.?Geometry.? LinearRing([OpenLayers.?Geometry.?Point(lon1,lat1),OpenLayers.?Geometry. ?Point(lon2,lat2),OpenLayers.?Geometry.?Point(lon3,lat3)]),etc]);
and then create a feature from the geometry using OpenLayers.?Feature.?Vector
-atle
On 03/02/2010 01:48 PM, Vitor Isaia wrote:
Dear list,
I need OpenLayers to draw automatically irregular polygons, from sets of coordinates, that represent geofences.
I already have, in my application, regular polygons (circles) drawn from coordinates, but I can't find a way to draw irregular ones, like this:
polygons.jpg<http://img195.imageshack.us/img195/6235/polygons.jpg>
http://img195.imageshack.us/img195/6235/polygons.jpg
Any clue about how to do that?
Thanks in advance.
Vitor Isaia - Brazil
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Atle Frenvik Sveen
GIS Konsulent
Geomatikk IKT AS
tlf: 45 27 86 89
atle.frenvik.sveen at geomatikk.no
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