/// <summary>
/// 空间擦除
/// </summary>
/// <param name="featureClassPath"></param>
/// <param name="layerId"></param>
/// <param name="outFsName"></param>
/// <returns></returns>
public static IFeatureClass spatialErase(string gdb, IFeatureClass features, int layerId)
{
IFeatureClass kzxFs = Utils.featureClsArray[layerId];
string layer_name = kzxFs.AliasName;
Geoprocessor gp = new Geoprocessor();
Erase erase = new Erase();
erase.in_features = features;
erase.erase_features = kzxFs;
erase.out_feature_class = gdb + @"\results\" + layer_name + @"EraseResult";
try
{
gp.AddOutputsToMap = false;
gp.OverwriteOutput = true;
gp.Execute(erase, null);
gp.ResetEnvironments();
IFeatureClass outFs = FeatureOperations.OpenFeatureClass(gdb, "results", layer_name + @"EraseResult");
return(outFs);
}
catch (System.Exception ex)
{
string error = "";
for (int i = 0; i < gp.MessageCount; i++)
{
error += gp.GetMessage(i);
}
return(null);
}
}
/// <summary>
/// 空间求交
/// </summary>
/// <param name="featureClassPath"></param>
/// <param name="layerId"></param>
/// <returns></returns>
public static IFeatureClass spatialIntersect(string gdb, IFeatureClass features, int layerId)
{
IFeatureClass kzxFs = Utils.featureClsArray[layerId];
string layer_name = kzxFs.AliasName;
Geoprocessor gp = new Geoprocessor();
Intersect intersect = new Intersect();
string fs1 = gdb + @"\inputs\input";
string fs2 = gdb + @"\kzx\" + layer_name;
intersect.in_features = fs1 + ";" + fs2;
intersect.out_feature_class = gdb + @"\results\" + layer_name + @"IntersectResult";
try
{
gp.AddOutputsToMap = false;
gp.OverwriteOutput = true;
gp.Execute(intersect, null);
gp.ResetEnvironments();
IFeatureClass outFs = FeatureOperations.OpenFeatureClass(gdb, "results", layer_name + @"IntersectResult");
return(outFs);
}
catch (System.Exception ex)
{
string error = "";
for (int i = 0; i < gp.MessageCount; i++)
{
error += gp.GetMessage(i);
}
return(null);
}
}
