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Asynchronous API for map#getFeatureInfo

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This change allows us to use feature info services on the
server. It will also be useful for the GetFeature control to
get results from a WFS.
This commit is contained in:
ahocevar
2013-05-09 22:26:55 +02:00
parent fa1eb354f2
commit 7b256c3ec6
6 changed files with 58 additions and 28 deletions
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16
src/ol/map.js
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@@ -430,17 +430,13 @@ ol.Map.prototype.getCoordinateFromPixel = function(pixel) {
/**
* Get feature information for a pixel on the map.
*
* @param {ol.Pixel} pixel Pixel coordinate relative to the map viewport.
* @param {Array.<ol.layer.Layer>=} opt_layers Layers to restrict the query to.
* All layers will be queried if not provided.
* @return {Array.<ol.Feature|string>} Feature information. Layers that are
* able to return attribute data will return ol.Feature instances, other
* layers will return a string which can either be plain text or markup.
* @param {ol.GetFeatureInfoOptions} options Options.
*/
ol.Map.prototype.getFeatureInfoForPixel = function(pixel, opt_layers) {
var layers = goog.isDefAndNotNull(opt_layers) ?
opt_layers : this.getLayers().getArray();
return this.getRenderer().getFeatureInfoForPixel(pixel, layers);
ol.Map.prototype.getFeatureInfo = function(options) {
var layers = goog.isDefAndNotNull(options.layers) ?
options.layers : this.getLayers().getArray();
this.getRenderer().getFeatureInfoForPixel(
options.pixel, layers, options.success, options.error);
};