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Change getUrlAsync parameters.

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Instead of giving the function a bound, a scope, a property to update
and a callback, only give the bound and a callback.

When the url is retrieved by getUrlAsync, simply call the callback
with the url as argument and let the caller manage this.
This commit is contained in:
fredj
2012-01-27 13:23:08 +01:00
parent 9aa1c4450e
commit fe202cef14
3 changed files with 10 additions and 19 deletions
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11
lib/OpenLayers/Layer/ArcIMS.js
View File

@@ -205,12 +205,9 @@ OpenLayers.Layer.ArcIMS = OpenLayers.Class(OpenLayers.Layer.Grid, {
* Parameters:
* bounds - {<OpenLayers.Bounds>} A bounds representing the bbox for the
* request.
* scope - {Object} The scope of the callback method.
* prop - {String} The name of the property in the scoped object to
* recieve the image url.
* callback - {Function} Function to call when image url is retrieved.
*/
getURLasync: function(bounds, scope, prop, callback) {
getURLasync: function(bounds, callback) {
bounds = this.adjustBounds(bounds);
// create an arcxml request to generate the image
@@ -239,11 +236,7 @@ OpenLayers.Layer.ArcIMS = OpenLayers.Class(OpenLayers.Layer.Grid, {
var axlResp = new OpenLayers.Format.ArcXML();
var arcxml = axlResp.read(doc);
scope[prop] = this.getUrlOrImage(arcxml.image.output);
// call the callback function to recieve the updated property on the
// scoped object
callback.apply(scope);
callback(this.getUrlOrImage(arcxml.image.output));
},
scope: this
});