public void Buffer_ByPolygonDatasetUnion()
{
string serviceUrl = string.Format("http://{0}:8090/iserver/services/spatialanalyst-changchun/restjsr", ip);
SpatialAnalyst spatialAnalyst = new SpatialAnalyst(serviceUrl);
BufferAnalystParameter bufferAnalystParameter = new BufferAnalystParameter();
bufferAnalystParameter.EndType = BufferEndType.ROUND;
bufferAnalystParameter.SemicircleLineSegment = 4;
bufferAnalystParameter.LeftDistance = new BufferDistance() { Value = 105.2 };
bufferAnalystParameter.RightDistance = new BufferDistance() { Value = 105.2 };
BufferResultSetting bufferResultSetting = new BufferResultSetting();
bufferResultSetting.DataReturnOption = new DataReturnOption()
{
Dataset = "resultPolygon",
DataReturnMode = DataReturnMode.DATASET_AND_RECORDSET,
DeleteExistResultDataset = true
};
bufferResultSetting.IsAttributeRetained = true;
bufferResultSetting.IsUnion = true;
try
{
DatasetSpatialAnalystResult result = spatialAnalyst.Buffer("WaterPoly@Changchun", bufferAnalystParameter, null, bufferResultSetting);
Assert.IsTrue(result != null);
Assert.IsTrue(result.Succeed);
Assert.IsTrue(result.Dataset == "resultPolygon@Changchun");
Assert.IsTrue(result.Recordset != null);
Assert.IsTrue(result.Recordset.Features != null);
Assert.IsTrue(result.Recordset.Features.Length == 1);
}
catch (ServiceException e)
{
Assert.IsTrue(true);
Assert.IsTrue(e.Code == 400);
}
finally
{
}
}
public void Buffer_ByLineDatasetFlatBuffer()
{
string serviceUrl = string.Format("http://{0}:8090/iserver/services/spatialanalyst-changchun/restjsr", ip);
SpatialAnalyst spatialAnalyst = new SpatialAnalyst(serviceUrl);
BufferAnalystParameter bufferAnalystParameter = new BufferAnalystParameter();
bufferAnalystParameter.EndType = BufferEndType.FLAT;
bufferAnalystParameter.SemicircleLineSegment = 4;
bufferAnalystParameter.LeftDistance = new BufferDistance() { Value = 105.2 };
bufferAnalystParameter.RightDistance = new BufferDistance() { Value = 105.2 };
QueryParameter filterQueryParameter = new QueryParameter();
filterQueryParameter.AttributeFilter = "smid=5 or smid =1";
BufferResultSetting bufferResultSetting = new BufferResultSetting();
bufferResultSetting.DataReturnOption = new DataReturnOption()
{
Dataset = "resultLine",
DataReturnMode = DataReturnMode.DATASET_AND_RECORDSET,
DeleteExistResultDataset = true
};
bufferResultSetting.IsAttributeRetained = true;
try
{
DatasetSpatialAnalystResult result = spatialAnalyst.Buffer("Edit_Line@Changchun", bufferAnalystParameter, filterQueryParameter, bufferResultSetting);
}
catch (ServiceException e)
{
Assert.IsTrue(true);
Assert.IsTrue(e.Code == 400);
}
}
public void Buffer_ByLineDatasetHasAttributerFilter()
{
string serviceUrl = string.Format("http://{0}:8090/iserver/services/spatialanalyst-changchun/restjsr", ip);
SpatialAnalyst spatialAnalyst = new SpatialAnalyst(serviceUrl);
BufferAnalystParameter bufferAnalystParameter = new BufferAnalystParameter();
bufferAnalystParameter.EndType = BufferEndType.ROUND;
bufferAnalystParameter.SemicircleLineSegment = 4;
bufferAnalystParameter.LeftDistance = new BufferDistance() { Value = 105.2 };
bufferAnalystParameter.RightDistance = new BufferDistance() { Value = 105.2 };
QueryParameter filterQueryParameter = new QueryParameter();
filterQueryParameter.AttributeFilter = "smid=5 or smid =1";
BufferResultSetting bufferResultSetting = new BufferResultSetting();
bufferResultSetting.DataReturnOption = new DataReturnOption()
{
Dataset = "resultLine",
DataReturnMode = DataReturnMode.DATASET_AND_RECORDSET,
DeleteExistResultDataset = true
};
bufferResultSetting.IsAttributeRetained = true;
DatasetSpatialAnalystResult result = spatialAnalyst.Buffer("Edit_Line@Changchun", bufferAnalystParameter, filterQueryParameter, bufferResultSetting);
Assert.IsNotNull(result);
Assert.IsTrue(result.Succeed);
Assert.IsTrue(result.Dataset == "resultLine@Changchun");
Assert.IsTrue(result.Recordset != null);
Assert.IsTrue(result.Recordset.Features != null);
Assert.IsTrue(result.Recordset.Features.Length == 1);
}
/// <summary>
/// 根据数据集创建缓冲区。
/// </summary>
/// <param name="datasetName">数据集标识。</param>
/// <param name="filterQueryParameter">过滤参数，可选。设置了过滤参数后，只对数据集中满足此过滤条件的对象创建缓冲区。</param>
/// <param name="bufferAnalystParameter">缓冲区分析参数，必设参数。指定缓冲距离、缓冲区端点类型等缓冲区分析需要的信息，请参见 <see cref="BufferAnalystParameter"/> 类。</param>
/// <param name="bufferResultSetting">数据集缓冲区分析结果设置参数。</param>
/// <returns>数据集缓冲区分析结果。</returns>
/// <exception cref="ArgumentNullException">参数 datasetName 为空时抛出异常。</exception>
/// <exception cref="SuperMap.Connector.Utility.ServiceException">服务端处理错误时抛出异常。</exception>
/// <example>
/// 以下示例代码演示如何根据数据集进行缓冲区分析。
/// <code>
/// using System;
/// using System.Collections.Generic;
/// using System.Text;
/// using SuperMap.Connector;
/// using SuperMap.Connector.Utility;
///
/// class Program
/// {
/// static void Main(string[] args)
/// {
/// //根据服务组件地址初始化一个SpatialAnalyst对象。
/// SpatialAnalyst spatialAnalyst = new SpatialAnalyst("http://*****:*****@Changchun"; //用来进行缓冲区分析的数据集，@符号前为数据集名称，@符号后为数据源名称。
///
/// //执行缓冲区分析。
/// DatasetSpatialAnalystResult bufferResult = spatialAnalyst.Buffer(datasetName, bufferparameter, filterQueryParameter, bufferResultSetting);
///
/// Console.WriteLine(string.Format("缓冲区分析结果数据集名称为:{0}", bufferResult.Dataset));
/// Console.ReadLine();
/// }
/// }
///
/// //分析输出如下结果：
/// //缓冲区分析结果数据集名称为:bufferResult@Changchun
/// </code>
/// </example>
public DatasetSpatialAnalystResult Buffer(string datasetName, BufferAnalystParameter bufferAnalystParameter, QueryParameter filterQueryParameter, BufferResultSetting bufferResultSetting)
{
#if NET40
if (string.IsNullOrWhiteSpace(datasetName))
{
throw new ArgumentNullException("datasetName", Resources.ArgumentIsNotNull);
}
#else
if (string.IsNullOrEmpty(datasetName))
{
throw new ArgumentNullException("datasetName", Resources.ArgumentIsNotNull);
}
#endif
return _spatialAnalystProvier.Buffer(datasetName, bufferAnalystParameter, filterQueryParameter, bufferResultSetting);
}
public DatasetSpatialAnalystResult Buffer(string datasetName, BufferAnalystParameter bufferAnalystParameter, QueryParameter filterQueryParameter, BufferResultSetting bufferResultSetting)
{
string baseUrl = string.Format("{0}/spatialanalyst/datasets/{1}/buffer.json?returnContent=true", this._serviceUrl,
HttpUtility.UrlEncode(datasetName));
DatasetBufferRequestParameter parameter = new DatasetBufferRequestParameter(bufferAnalystParameter, filterQueryParameter, bufferResultSetting);
string strBufferResult = SynchHttpRequest.GetRequestString(baseUrl, HttpRequestMethod.POST, JsonConvert.SerializeObject(parameter));
return JsonConvert.DeserializeObject<DatasetSpatialAnalystResult>(strBufferResult);
}
/// <summary>
/// 拷贝的构造函数。
/// </summary>
/// <param name="bufferResultSetting">BufferResultSetting 对象实例。</param>
/// <exception cref="ArgumentNullException">bufferResultSetting 为空时抛出异常。</exception>
public BufferResultSetting(BufferResultSetting bufferResultSetting)
{
if (bufferResultSetting == null)
throw new ArgumentNullException("bufferDistance", Resources.ArgumentIsNotNull);
if (bufferResultSetting.DataReturnOption != null)
this.DataReturnOption = new DataReturnOption(bufferResultSetting.DataReturnOption);
this.IsAttributeRetained = bufferResultSetting.IsAttributeRetained;
this.IsUnion = bufferResultSetting.IsUnion;
}
