[OpenLayers-Users] Extensions on OpenLayers code
Pierre GIRAUD
bluecarto at gmail.com
Wed Apr 2 15:18:03 EDT 2008
For your information, there's currently a method (getLayersByName [1])
that is already written and might match your needs.
http://dev.openlayers.org/apidocs/files/OpenLayers/Map-js.html#OpenLayers.Map.getLayersByName
Regards,
Pierre
On Wed, Apr 2, 2008 at 6:57 PM, Linda Rawson <linda.rawson at gmail.com> wrote:
> I have several custom enhancements I have made to the source code. With the
> onset of a new release I would like to put these in a separate file and
> "override" the code that is in the release. For instance I might want to
> add the following function, just an example, it might already be in there to
> Map.js
>
> getLayerByName: function(name) {
> var foundLayer = null;
> for (var i = 0; i < this.layers.length; i++) {
> var layer = this.layers[i];
> if (layer.name == name) {
> foundLayer = layer;
> }
> }
> return foundLayer;
> },
>
> Would I do something like the following in a .js file to be called after
> Openlayers.js?
>
> Map.prototype.getLayerByName=function(name) {
> var foundLayer = null;
> for (var i = 0; i < this.layers.length; i++) {
> var layer = this.layers[i];
> if (layer.name == name) {
> foundLayer = layer;
> }
> }
> return foundLayer;
> }
>
> How do you do this?
> --
> Linda Rawson
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