webMap = new Document(); webMap.GetMapCompleted += (s, a) => { if (a.Error == null) { MyMap.Extent = a.Map.Extent; WebClient web = new WebClient(); web.OpenReadCompleted += (send, arg) => { JsonObject jsObj = (JsonObject)JsonObject.Load(arg.Result); if (jsObj.ContainsKey("error")) { return; } if (jsObj.ContainsKey("operationalLayers")) { JsonArray layers = (JsonArray)jsObj["operationalLayers"]; foreach (JsonObject jOb in layers) { if (jOb.ContainsKey("itemId")) { try { MyMap.Layers[jOb["itemId"]].ID = jOb["title"]; } catch { } } else if (jOb.ContainsKey("id")) { try { MyMap.Layers[jOb["id"]].ID = jOb["title"]; } catch { } } } } if (jsObj.ContainsKey("baseMap")) { JsonObject jOb = (JsonObject)jsObj["baseMap"]; if (jOb.ContainsKey("baseMapLayers")) { try { MyMap.Layers[jOb["baseMapLayers"][0]["id"]].ID = jOb["title"]; } catch { } } } }; web.OpenReadAsync(new Uri("http://www.arcgis.com/sharing/content/items/" + mapservice.MapServiceName + "/data?f=json")); LayerCollection layerCollection = new LayerCollection(); foreach (Layer lyr in a.Map.Layers) { layerCollection.Add(lyr); lyr.InitializationFailed += Layer_InitializationFailed; } a.Map.Layers.Clear(); MyMap.Layers = layerCollection;
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