eg. I want to draw a circle on the map, the radius is 4KM.
On Tue, Jan 29, 2013 at 4:11 PM, 杨华杰 <[email protected]> wrote: > can set up it individual? This is a global setting. > > > On Mon, Jan 28, 2013 at 6:45 PM, 杨华杰 <[email protected]> wrote: > >> nice, thank you very much, it help me a lot >> >> >> On Mon, Jan 28, 2013 at 4:38 PM, Grégory COLLIN <[email protected]> wrote: >> >>> Le Mon, 28 Jan 2013 08:15:48 +0100, >>> 杨华杰 <[email protected]> a écrit : >>> >>> > Hi >>> > >>> > I have a question about the document. >>> > >>> > Here is the URL: >>> > >>> http://dev.openlayers.org/docs/files/OpenLayers/Handler/RegularPolygon-js.html#OpenLayers.Handler.RegularPolygon.setOptions >>> > >>> > >>> > >>> > The >>> > radius< >>> http://dev.openlayers.org/docs/files/OpenLayers/Handler/RegularPolygon-js.html#OpenLayers.Handler.RegularPolygon.radius >>> > >>> > explain as {Float} Optional radius in map units of the regular >>> > polygon. >>> > >>> > >>> > What's the unit? kilometer/meter/mile/NM? >>> > >>> > >>> > Regards, >>> > Hua Jie >>> >>> Hi Hua Jie, >>> >>> The units requested could be defined in the map object. >>> >>> So here is the code sample i used : >>> >>> var map = new OpenLayers.Map({ >>> div: "map", >>> theme: null, >>> units: 'm', >>> projection: "EPSG:900913", >>> controls: [ >>> new OpenLayers.Control.Navigation({zoomWheelEnabled: false}), >>> new OpenLayers.Control.NavToolbar({zoomWheelEnabled: false}), >>> new OpenLayers.Control.PanZoomBar(), >>> new OpenLayers.Control.ScaleLine()] >>> }); >>> >>> >>> So you can add the unit you want in this constructor. >>> according to the documentation : >>> >>> http://dev.openlayers.org/releases/OpenLayers-2.6/doc/apidocs/files/OpenLayers/Map-js.html#OpenLayers.Map.units >>> >>> you can specify : ‘degrees’ (or ‘dd’), ‘m’, ‘ft’, ‘km’, ‘mi’, ‘inches’. >>> >>> Enjoy, >>> >>> Best regards. >>> >>> _______________________________________________ >>> Users mailing list >>> [email protected] >>> http://lists.osgeo.org/mailman/listinfo/openlayers-users >>> >> >> >
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