On Monday, November 23, 2009, fredarters <fredart...@gmail.com> wrote:
>
> I am drawing lines on openlayers for a project. Using a prior map client I
> would draw a line with a 1px black border around a 2px colored line using a
> stroke and fill values.
>
> However, in openlayers the fill values for the style of a line are only used
> for polygons, not lines. I attempted to achieve the same effect by drawing
> two separate lines on the same path, a black line 4px wide and a color line
> 2px wide. For some reason, only the 2px color line shows up on the map. If
> I pause the rendering between the two lines, they both render but as soon as
> I zoom or pan the map the first (4px black) line dissapears and only the
> second 2px color line remains rendered.
>
> Any idea why that might be happening or have a better idea how to achieve
> that effect?
>
> I am doing something like this:
>
> // first line
> var lineBg = new OpenLayers.Geometry.LineString(points);
>
> var theStyleBg = {
> strokeColor: '#000000',
> strokeWidth: 4,
> strokeLinecap: 'round'
> };
>
> var featureBg = new OpenLayers.Feature.Vector(lineBg, null,
> theStyleBg);
> featureBg.id = 'linebg';
> this.pathLayer.addFeatures([featurebg]);
>
> // second line
> var line = new OpenLayers.Geometry.LineString(points);
>
> var theStyle = {
> strokeColor: '#eedd00',
> strokeWidth: 2,
> strokeLinecap: 'round'
> };
>
> var feature = new OpenLayers.Feature.Vector(line, null, theStyle);
> feature.id = 'line';
> this.pathLayer.addFeatures([feature]);
Hi. Your lines share the same point objects, this might be the problem.
Cheers,
--
Eric Lemoine
Camptocamp France SAS
Savoie Technolac, BP 352
73377 Le Bourget du Lac, Cedex
Tel : 00 33 4 79 44 44 96
Mail : eric.lemo...@camptocamp.com
http://www.camptocamp.com
_______________________________________________
Dev mailing list
Dev@openlayers.org
http://openlayers.org/mailman/listinfo/dev
