private async void DatasetOverlayAnalyst_Click(object sender, RoutedEventArgs e)
{
DatasetOverlayAnalystParameters param = new DatasetOverlayAnalystParameters
{
Operation = OverlayOperationType.CLIP,
OperateDataset = "Lake_R@Jingjin",
SourceDataset = "Landuse_R@Jingjin",
};
//与服务器交互
try
{
DatasetOverlayAnalystService datasetOverlayAnalystService = new DatasetOverlayAnalystService(url2);
var result = await datasetOverlayAnalystService.ProcessAsync(param);
foreach (Feature feature in result.Recordset.Features)
{
feature.Style = new PredefinedFillStyle
{
StrokeThickness = 1,
Fill = new SolidColorBrush
{
Color = Colors.Magenta,
Opacity = 0.8
}
};
}
featuresLayer.AddFeatureSet(result.Recordset.Features);
}
//交互失败
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>${REST_DatasetOverlayAnalystService_method_ProcessAsync_D}</summary>
/// <param name="Overlayparams">${REST_DatasetOverlayAnalystService_method_ProcessAsync_param_Parameters}</param>
/// <param name="state">${REST_DatasetOverlayAnalystService_method_ProcessAsync_param_state}</param>
public async Task<DatasetOverlayAnalystResult> ProcessAsync(DatasetOverlayAnalystParameters Overlayparams)
{
GenerateAbsoluteUrl(Overlayparams);
var result = await base.SubmitRequest(this.Url, GetDictionaryParameters(Overlayparams), true, false, false);
JsonObject jsonResult = JsonObject.Parse(result);
return DatasetOverlayAnalystResult.FromJson(jsonResult["recordset"].GetObjectEx());
}
private void GenerateAbsoluteUrl(DatasetOverlayAnalystParameters Overlayparams)
{
if (Overlayparams == null)
{
throw new ArgumentNullException("请求服务参数为空！");
}
if (string.IsNullOrEmpty(((DatasetOverlayAnalystParameters)Overlayparams).SourceDataset) || string.IsNullOrEmpty(((DatasetOverlayAnalystParameters)Overlayparams).SourceDataset))
{
throw new ArgumentNullException("数据集参数为空");
}
if (this.Url == null)
{
throw new InvalidOperationException(ExceptionStrings.InvalidUrl);
}
//http://192.168.11.154:8090/iserver/services/spatialanalyst-sample/restjsr/spatialanalyst/datasets/SamplesP@Interpolation/overlay
if (this.Url.EndsWith("/"))
{
this.Url += "datasets/" + ((DatasetOverlayAnalystParameters)Overlayparams).SourceDataset + "/overlay.json?returnContent=true&debug=true";
}
else
{
this.Url += "/datasets/" + ((DatasetOverlayAnalystParameters)Overlayparams).SourceDataset + "/overlay.json?returnContent=true&debug=true";
}
}
private System.Collections.Generic.Dictionary<string, string> GetDictionaryParameters(DatasetOverlayAnalystParameters parameters)
{
return DatasetOverlayAnalystParameters.ToDictionary((DatasetOverlayAnalystParameters)parameters);
}
internal static System.Collections.Generic.Dictionary<string, string> ToDictionary(DatasetOverlayAnalystParameters datasetOverlayParams)
{
System.Collections.Generic.Dictionary<string, string> dict = new System.Collections.Generic.Dictionary<string, string>();
if (!string.IsNullOrEmpty(datasetOverlayParams.OperateDataset) && !string.IsNullOrWhiteSpace(datasetOverlayParams.OperateDataset))
{
dict.Add("operateDataset", "\"" + datasetOverlayParams.OperateDataset + "\"");
}
else
{
dict.Add("operateDataset", "\"\"");
}
dict.Add("operation", "\"" + datasetOverlayParams.Operation.ToString() + "\"");
string dataReturnOption = "{\"dataReturnMode\": \"RECORDSET_ONLY\",\"deleteExistResultDataset\": true,";
dataReturnOption += string.Format("\"expectCount\":{0}", datasetOverlayParams.MaxReturnRecordCount);
dataReturnOption += "}";
dict.Add("dataReturnOption", dataReturnOption);
if (datasetOverlayParams.SourceDatasetFilter != null)
{
dict.Add("sourceDatasetFilter", FilterParameter.ToJson(datasetOverlayParams.SourceDatasetFilter));
}
else
{
dict.Add("sourceDatasetFilter", FilterParameter.ToJson(new FilterParameter()));
}
if (datasetOverlayParams.OperateDatasetFilter != null)
{
dict.Add("operateDatasetFilter", FilterParameter.ToJson(datasetOverlayParams.OperateDatasetFilter));
}
else
{
dict.Add("operateDatasetFilter", FilterParameter.ToJson(new FilterParameter()));
}
if (datasetOverlayParams.OperateDatasetFields != null)
{
string operateFields = "[";
System.Collections.Generic.List<string> list = new System.Collections.Generic.List<string>();
foreach (var item in datasetOverlayParams.OperateDatasetFields)
{
list.Add("\"" + item + "\"");
}
operateFields += string.Join(",", list.ToArray());
operateFields += "]";
dict.Add("operateDatasetFields", operateFields);
}
else
{
dict.Add("operateDatasetFields", "[]");
}
if (datasetOverlayParams.SourceDatasetFields != null)
{
string sourceFields = "[";
System.Collections.Generic.List<string> list = new System.Collections.Generic.List<string>();
foreach (var item in datasetOverlayParams.SourceDatasetFields)
{
list.Add("\"" + item + "\"");
}
sourceFields += string.Join(",", list.ToArray());
sourceFields += "]";
dict.Add("sourceDatasetFields", sourceFields);
}
else
{
dict.Add("sourceDatasetFields", "[]");
}
if (datasetOverlayParams.OperateRegions != null)
{
string Regions = "[";
System.Collections.Generic.List<string> list = new System.Collections.Generic.List<string>();
foreach (var item in datasetOverlayParams.OperateRegions)
{
list.Add(ServerGeometry.ToJson(item.ToServerGeometry()));
}
Regions += string.Join(",", list.ToArray());
Regions += "]";
dict.Add("operateRegions", Regions);
}
else
{
dict.Add("operateRegions", "[]");
}
dict.Add("tolerance", datasetOverlayParams.Tolerance.ToString());
return dict;
}