public void TestAsg()
{
IServerContext svrContxt = null;
try
{
svrContxt = ServerUtility.GetServerContext(this.Page);
//3.创建serverObjects
IPoint pt = svrContxt.CreateObject(PublicConst.Lbl_GeoObjt_Point) as IPoint;
pt.X = 100;
pt.Y = 200;
sCallBackFuncStr = JsMesage.ShowMessage(Map1, string.Format("x={0},y={1}", pt.X, pt.Y));
}
catch (Exception ex)
{
Console.WriteLine(ex);
System.Diagnostics.Debug.WriteLine(ex);
}
finally
{
if (svrContxt != null)
{
svrContxt.ReleaseContext(); svrContxt = null;
}
}
}
/// <summary>
/// 根据属性定位
/// </summary>
private void LocalByAttribute(string eventArgs)
{
if (string.IsNullOrEmpty(eventArgs))
{
return;
}
try
{
IEnumerable func_enum = null;
DataTable table = null;
//获取当前map的所有functionlity 图层名BOUNT_poly
func_enum = Map1.GetFunctionalities();
//d对所有的functionlity遍历
foreach (IGISFunctionality gisFunclity in func_enum)
{
IGISResource gisResr = null;
IQueryFunctionality qFunc;
gisResr = gisFunclity.Resource;
if (gisResr == null)
{
continue;
}
//判断是否支持IQueryFunctionality
bool isSurport = false;
isSurport = gisResr.SupportsFunctionality(typeof(IQueryFunctionality));
if (!isSurport)
{
continue;
}
qFunc = gisResr.CreateFunctionality(typeof(IQueryFunctionality), null) as IQueryFunctionality;
if (qFunc == null)
{
continue;
}
//获取图层layerid和layerName
string[] layerIds, layerNames;
qFunc.GetQueryableLayers(null, out layerIds, out layerNames);
if (layerIds == null || layerIds.Length == 0)
{
continue;
}
int layerId = -1;
for (int i = 0; i < layerIds.Length; i++)
{
if (layerNames[i] == "res2_4m")
{
layerId = i;
break;
}
}
if (layerId == -1)
{
continue;
}
//设置过滤器的过滤条件
ESRI.ArcGIS.ADF.Web.SpatialFilter sf = new ESRI.ArcGIS.ADF.Web.SpatialFilter();
sf.ReturnADFGeometries = true;
sf.MaxRecords = 100;
string name = CallbackUtility.ParseStringIntoNameValueCollection(eventArgs)["attr"];
sf.WhereClause = string.Format("NAME='{0}'", name);
//对指定图层进行查询，查询结果保存为
table = qFunc.Query(null, layerIds[layerId], sf);
if (table == null || table.Rows.Count == 0)
{
sCallBackFuncStr = JsMesage.ShowMessage(Map1, "没有找到该城市");
continue;
}
for (int i = 0; i < table.Columns.Count; i++)
{
DataColumn column = table.Columns[i];
if (column.DataType == typeof(Geometry))
{
ESRI.ArcGIS.ADF.Web.Geometry.Point adfPt = table.Rows[0][i] as ESRI.ArcGIS.ADF.Web.Geometry.Point;
try
{
Map1.CenterAt(adfPt);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
}
try
{
DrawBufferByPoint(adfPt);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
}
sCallBackFuncStr = Map1.CallbackResults.ToString();
return;
}
}
}
}
catch (Exception)
{
}
}
