/// <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>
/// 创建FeatureClasss文件
/// </summary>
/// <param name="_strFullPath">文件名</param>
/// <param name="spatial_reference">空间参考</param>
/// <returns></returns>
public static IFeatureClass CreateFeatureClass(string _strFullPath, string spatial_reference)
{
int index = _strFullPath.LastIndexOf("\\");
string strShapeFolder = _strFullPath.Substring(0, index);
string strShapeFile = _strFullPath.Substring(index + 1);
DirectoryInfo di = new DirectoryInfo(strShapeFolder);
if (!di.Exists)
{
di.Create();
}
Geoprocessor gp = new Geoprocessor();
ESRI.ArcGIS.DataManagementTools.CreateFeatureclass createFs = new ESRI.ArcGIS.DataManagementTools.CreateFeatureclass();
createFs.geometry_type = "POLYGON";
createFs.out_name = strShapeFile;
createFs.out_path = strShapeFolder;
createFs.spatial_reference = spatial_reference;
try
{
gp.AddOutputsToMap = false;
gp.OverwriteOutput = true;
gp.Execute(createFs, null);
}
catch
{
string error = "";
for (int i = 0; i < gp.MessageCount; i++)
{
error += gp.GetMessage(i);
}
}
gp.ResetEnvironments();
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFeatureWorkspace = pWorkspaceFactory.OpenFromFile(strShapeFolder, 0) as IFeatureWorkspace;
IFeatureClass pFeatureClass = pFeatureWorkspace.OpenFeatureClass(strShapeFile);
return(pFeatureClass);
}
/// <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);
}
}
void IDataManager.TnCreateFeatureLayer(string inFeature, string outLayer, string dieukien,out string out_featureClass)
{
//num++;
Geoprocessor GP = new Geoprocessor();
//MessageBox.Show(dieukien);
// Intialize the MakeFeatureLayer tool
//GP.SetEnvironmentValue("workspace", environment);
MakeFeatureLayer makefeaturelayer = new MakeFeatureLayer();
//MessageBox.Show(inFeature);
makefeaturelayer.in_features = _tempPath.TempFullPath + inFeature; //"C:/tayninh/temp/tempmdb.mdb/tntn_hem_buff_1";
makefeaturelayer.out_layer = "outlayer";//"C:/tayninh/temp/tempmdb.mdb/ot";//this.Mem4DataManager.TempFullPath+"tn" + outLayer;
runTool(GP, makefeaturelayer, null);
SelectLayerByAttribute SelectByAttribute = new SelectLayerByAttribute();
GP.ResetEnvironments();
SelectByAttribute.in_layer_or_view = "outlayer";//"C:/tayninh/temp/tempmdb.mdb/ot"; //this.Mem4DataManager.TempFullPath + "tn" + outLayer;
SelectByAttribute.selection_type = "NEW_SELECTION";
SelectByAttribute.where_clause = dieukien;
runTool(GP, SelectByAttribute, null);
CopyFeatures copyFeatures = new CopyFeatures();
copyFeatures.in_features = "outlayer";
copyFeatures.out_feature_class = _tempPath.TempFullPath + "tn" + "cop";// + TnFeatureClassName.HEM_BUFFER_1M_CREATED_FROM_LAYER;
// Set the output Coordinate System environment
//GP.SetEnvironmentValue("outputCoordinateSystem",
//@"C:\Program Files\ArcGIS\Coordinate Systems\Projected Coordinate Systems\UTM\Nad 1983\NAD 1983 UTM Zone 21N.prj");
//runTool(GP, copyFeatures, null);
GP.Execute(copyFeatures, null);
out_featureClass = _tempPath.TempFullPath + "tn" + "cop";// + TnFeatureClassName.HEM_BUFFER_1M_CREATED_FROM_LAYER;
}
string IDataManager.TnCreateFeatureLayer(string inFeature, string outLayer, string dieukien)
{
//num++;
Geoprocessor GP = new Geoprocessor();
//MessageBox.Show(dieukien);
// Intialize the MakeFeatureLayer tool
//GP.SetEnvironmentValue("workspace", environment);
MakeFeatureLayer makefeaturelayer = new MakeFeatureLayer();
makefeaturelayer.in_features = inFeature;//this.Mem4DataManager.TempFullPath + inFeature;
makefeaturelayer.out_layer =string.Format("{0}{1}",_tempPath.TempFullPath,outLayer);
runTool(GP, makefeaturelayer, null);
SelectLayerByAttribute SelectByAttribute = new SelectLayerByAttribute();
GP.ResetEnvironments();
SelectByAttribute.in_layer_or_view =string.Format("{0}{1}",_tempPath.TempFullPath,outLayer);
SelectByAttribute.selection_type = "NEW_SELECTION";
SelectByAttribute.where_clause = dieukien;
runTool(GP, SelectByAttribute, null);
CopyFeatures copyFeatures = new CopyFeatures();
copyFeatures.in_features = outLayer;
copyFeatures.out_feature_class = _tempPath.TempFullPath + "copiedFeature";
// Set the output Coordinate System environment
//GP.SetEnvironmentValue("outputCoordinateSystem",
//@"C:\Program Files\ArcGIS\Coordinate Systems\Projected Coordinate Systems\UTM\Nad 1983\NAD 1983 UTM Zone 21N.prj");
//runTool(GP, copyFeatures, null);
GP.Execute(copyFeatures, null);
return _tempPath.TempFullPath + "copiedFeature";
}