/// <summary>
/// 删除要素
/// </summary>
/// <param name="shpFile"></param>
/// <param name="Rowsname"></param>
/// <returns></returns>
public bool DeleFeature(string shpFile, string Rowsname)
{
bool result;
IFeatureClass allVillage = null;
try
{
string fieldName = Rowsname.Substring(0, Rowsname.IndexOf("="));
allVillage = EngineAPI.OpenFeatureClass(shpFile);
//属性查询
IQueryFilter queryFilter = new QueryFilterClass();
queryFilter.WhereClause = Rowsname;
//
IFeatureCursor updateCursor = allVillage.Update(queryFilter, false);
IFeature feature = updateCursor.NextFeature();
int m = 0;
while (feature != null)
{
m++;
updateCursor.DeleteFeature();
feature = updateCursor.NextFeature();
}
result = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "提示信息");
result = false;
}
return(result);
}
public bool DeleFeature(IFeatureClass allVillage, string Rowsname)
{
bool result;
try
{
//属性查询
IQueryFilter queryFilter = new QueryFilterClass();
queryFilter.WhereClause = Rowsname;
//
IFeatureCursor updateCursor = allVillage.Update(queryFilter, false);
IFeature feature = updateCursor.NextFeature();
int m = 0;
while (feature != null)
{
m++;
updateCursor.DeleteFeature();
feature = updateCursor.NextFeature();
}
result = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "提示信息");
result = false;
}
return(result);
}
//删除图层的所有元素
public void DeleteFeatureByIFeatureCursor(IFeatureClass pFeatureclass)
{
IQueryFilter pQueryFilter = new QueryFilterClass();
//pQueryFilter.WhereClause = strWhereClause;
IFeatureCursor pFeatureCursor = pFeatureclass.Update(pQueryFilter, false);
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
pFeatureCursor.DeleteFeature();
pFeature = pFeatureCursor.NextFeature();
}
}
private void deleteFields(ref StringCollection sc)
{
featCursor = this.mySelf.Update(null, false);
f = featCursor.NextFeature();
while (f != null)
{
if (sc.Contains(f.OID.ToString()))
{
featCursor.DeleteFeature();
}
f = featCursor.NextFeature();
}
}
/// <summary>
/// 高效删除，常用
/// </summary>
/// <param name="featureCls"></param>
/// <param name="geometry"></param>
public void DeleteHigh(IFeatureClass featureCls, IGeometry geometry)
{
using (var comReleaser = new ComReleaser())
{
IFeatureCursor updateCursor = featureCls.Update(null, true);
IFeature feature = updateCursor.NextFeature();
var value = "223";
while (feature != null)
{
updateCursor.DeleteFeature();
feature = updateCursor.NextFeature();
}
}
}
private void DeleteTooSmallPolygons(IFeatureClass fc)
{
IQueryFilter qf = new QueryFilterClass();
qf.WhereClause = "Delete = 'true'";
IFeatureCursor delCurr = fc.Update(qf, true);
IFeature feat = delCurr.NextFeature();
while (feat != null)
{
delCurr.DeleteFeature();
feat = delCurr.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(delCurr);
System.Runtime.InteropServices.Marshal.ReleaseComObject(qf);
}
/// <summary>
/// 删除要素类中符合条件的元素
/// </summary>
/// <param name="pFeatureClass"></param>
/// <param name="whereClause"></param>
/// <param name="pGeometry"></param>
public static void DeleteAllFeature(IFeatureClass pFeatureClass, string whereClause, IGeometry pGeometry)
{
ISpatialFilter pSpatialFilter = new SpatialFilterClass();
pSpatialFilter.WhereClause = whereClause;
if (pGeometry != null)
{
pSpatialFilter.Geometry = pGeometry;
}
IFeatureCursor pCursor = pFeatureClass.Update(pSpatialFilter as IQueryFilter, false);
IFeature pFeature = pCursor.NextFeature();
while (pFeature != null)
{
pCursor.DeleteFeature();
pFeature = pCursor.NextFeature();
}
}
/// <summary>
/// 删除feature图元
/// </summary>
/// <param name="intObjID"></param>
/// <param name="strLayerName"></param>
/// <param name="map"></param>
public void DelFeature(int intObjID, string strLayerName, AxMapControl map)
{
IFeatureLayer pfeaLayer;
for (int intI = 0; intI < map.LayerCount; intI++)
{
try
{
pfeaLayer = map.get_Layer(intI) as IFeatureLayer;
if (pfeaLayer != null && pfeaLayer.FeatureClass.AliasName == strLayerName)
{
//定义一个地物类,把要编辑的图层转化为定义的地物类
IFeatureClass fc = pfeaLayer.FeatureClass;
//先定义一个编辑的工作空间,然后把转化为数据集,最后转化为编辑工作空间,
IWorkspaceEdit w = (fc as IDataset).Workspace as IWorkspaceEdit;
//开始事务操作
w.StartEditing(false);
//开始编辑
w.StartEditOperation();
IQueryFilter queryFilter = new QueryFilterClass();
queryFilter.WhereClause = "OBJECTID=" + intObjID;
IFeatureCursor updateCursor = pfeaLayer.FeatureClass.Update(queryFilter, false);
IFeature feature = updateCursor.NextFeature();
int m = 0;
while (feature != null)
{
m++;
updateCursor.DeleteFeature();
feature = updateCursor.NextFeature();
}
//结束编辑
w.StopEditOperation();
//结束事务操作
w.StopEditing(true);
break;
}
}
catch
{
}
}
}
/// <summary>
/// 删除要素 by UpdateCursor更新游标方法 大于500,000条记录时用
/// </summary>
public virtual bool DeleteFeaturesByUpdateCursor(IQueryFilter qf)
{
int fCount = 0;
IFeatureCursor pFeatureCursor = this.featureClass.Update(qf, false);
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
fCount += 1;
if (fCount % 1000 == 0)
{
Application.DoEvents();
}
pFeatureCursor.DeleteFeature();
pFeature = pFeatureCursor.NextFeature();
}
TokayWorkspace.ComRelease(pFeatureCursor);
pFeatureCursor = null;
return(true);
}
public static void DeleteTuFuKuang()
{
IFeatureLayer tufulayer = ArcGisUtils.GetFeatureLayer("TuFu");
if (tufulayer != null)
{
IFeatureClass tufuFeatureClass = tufulayer.FeatureClass;
IFeatureCursor curs = tufuFeatureClass.Update(new QueryFilterClass(), true);
IFeature feautre = curs.NextFeature();
while (feautre != null)
{
curs.DeleteFeature();
feautre = curs.NextFeature();
}
mapForm.axMapControl1.ActiveView.Refresh();
}
else
{
MessageBox.Show("没有这个图层：TuFu");
}
}
private void button3_Click(object sender, EventArgs e)
{
string sql = "delete from build where id=" + textBox1.Text.Trim() + "";
Dao.dml(sql);
clearContent();
textBox1.Text = "";
//设定筛选条件获得满足要求的所有Feature
IQueryFilter queryFilter = new QueryFilterClass();
queryFilter.WhereClause = "";
IFeatureCursor cursor = me.FeatureClass.Search(queryFilter, false);
IFeature feature = cursor.NextFeature();
//获取想要获取的字段值的fieldName的id号
string name = "";
int index = 0;
while (feature != null)
{
if (Convert.ToString(feature.get_Value(1)) == textBox2.Text.Trim())
{
cursor.DeleteFeature();
}
feature = cursor.NextFeature();
}
MessageBox.Show("删除成功！");
//更新表格内容
DataSet dataset = null;
dataset = Dao.query("select*from build");
dataGridView1.DataSource = dataset.Tables[0];
}
public void GetTowerCoverage(Towers pTowers)
{
IFeatureWorkspace pFeatureWorkspace = (IFeatureWorkspace)_workspace;
IFeatureClass pRangeFC = pFeatureWorkspace.OpenFeatureClass("TowerRanges");
IWorkspaceEdit pWorkspaceEdit = (IWorkspaceEdit)_workspace;
try
{
pWorkspaceEdit.StartEditing(true);
pWorkspaceEdit.StartEditOperation();
IFeatureCursor pRangeCursor = pRangeFC.Update(null, false);
//IFeature pFeature = pRangeCursor.NextFeature();
while (pRangeCursor.NextFeature() != null)
{
//pFeature.Delete();
//pFeature = pRangeCursor.NextFeature();
pRangeCursor.DeleteFeature();
}
foreach (Tower pTower in pTowers.Items)
{
//Tower pTower = tm.GetTowerByID("T04");
double towerRange = pTower.towerCoverage;
ITopologicalOperator pTopo = (ITopologicalOperator)pTower.towerLocation;
IPolygon range3Bars = (IPolygon)pTopo.Buffer(towerRange / 3);
IPolygon range2BarsWhole = (IPolygon)pTopo.Buffer(towerRange * 2 / 3);
ITopologicalOperator p2BarTopo = (ITopologicalOperator)range2BarsWhole;
IPolygon range2BarsDonut = (IPolygon)p2BarTopo.Difference(range3Bars);
IPolygon range1BarWhole = (IPolygon)pTopo.Buffer(towerRange);
ITopologicalOperator p1BarTopo = (ITopologicalOperator)range1BarWhole;
IPolygon range1BarDonut = (IPolygon)p1BarTopo.Difference(range2BarsWhole);
//IFeatureWorkspace pFWorkspace = (IFeatureWorkspace)pWorkspaceEdit;
//IFeatureClass pTowerRangeFC = pFWorkspace.OpenFeatureClass("TowerRanges");
IFeature pFeature = pRangeFC.CreateFeature();
pFeature.set_Value(pFeature.Fields.FindField("TOWERID"), pTower.ID);
pFeature.set_Value(pFeature.Fields.FindField("RANGE"), 3);
pFeature.Shape = range3Bars;
pFeature.Store();
IFeature p2BarsFeature = pRangeFC.CreateFeature();
p2BarsFeature.set_Value(pFeature.Fields.FindField("TOWERID"), pTower.ID);
p2BarsFeature.set_Value(pFeature.Fields.FindField("RANGE"), 2);
p2BarsFeature.Shape = range2BarsDonut;
p2BarsFeature.Store();
IFeature p1BarsFeature = pRangeFC.CreateFeature();
p1BarsFeature.set_Value(pFeature.Fields.FindField("TOWERID"), pTower.ID);
p1BarsFeature.set_Value(pFeature.Fields.FindField("RANGE"), 1);
p1BarsFeature.Shape = range1BarDonut;
p1BarsFeature.Store();
}
pWorkspaceEdit.StopEditOperation();
pWorkspaceEdit.StopEditing(true);
}
catch (Exception ex)
{
pWorkspaceEdit.AbortEditOperation();
MessageBox.Show(ex.ToString());
}
}
private void OpenCADFile(string filePath, string outputFilePath)
{
try
{
Debug.WriteLine("Start Time: " + DateTime.Now.ToShortTimeString());
System.Windows.Forms.Cursor.Current = Cursors.WaitCursor;
String nameOfPath = System.IO.Path.GetDirectoryName(filePath);
String nameOfCADFile = System.IO.Path.GetFileName(filePath);
#region Open CAD Workspace from File Path
//Set the workspace.
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory pWorkspaceFact = new
ESRI.ArcGIS.DataSourcesFile.CadWorkspaceFactory();
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory defaultWorkspaceFact = new FileGDBWorkspaceFactory();
//Open the workspace.
ESRI.ArcGIS.Geodatabase.IWorkspace pWorkspace = pWorkspaceFact.OpenFromFile(nameOfPath, 0);
//Get the CADDrawingWorkspace.
ESRI.ArcGIS.DataSourcesFile.ICadDrawingWorkspace pCadDwgWorkspace;
pCadDwgWorkspace = (ESRI.ArcGIS.DataSourcesFile.ICadDrawingWorkspace)pWorkspace;
//Open the CadDrawingDataset.
ESRI.ArcGIS.DataSourcesFile.ICadDrawingDataset pCadDwgDataset;
pCadDwgDataset = pCadDwgWorkspace.OpenCadDrawingDataset(nameOfCADFile);
//Set the feature workspace.
ESRI.ArcGIS.Geodatabase.IFeatureWorkspace pFeatureWorkspace = (ESRI.ArcGIS.Geodatabase.IFeatureWorkspace)pWorkspace;
//Open the Feature Class.
#endregion
#region Getting Polygon, polylines, and annotation from Cad file
ESRI.ArcGIS.Geodatabase.IFeatureClass pFeatClass =
pFeatureWorkspace.OpenFeatureClass(System.String.Concat(nameOfCADFile,
":Polygon"));
ESRI.ArcGIS.Geodatabase.IFeatureClass pFeatClass_Plyline =
pFeatureWorkspace.OpenFeatureClass(System.String.Concat(nameOfCADFile,
":Polyline"));
ESRI.ArcGIS.Geodatabase.IFeatureClass pFeatClass_Anno =
pFeatureWorkspace.OpenFeatureClass(System.String.Concat(nameOfCADFile,
":Annotation"));
#endregion
UID CLSID_def = new UIDClass();
CLSID_def.Value = "esriGeoDatabase.Feature";
#region Creating Layers from Feature Classes
//Polygons
ESRI.ArcGIS.Carto.IFeatureLayer pFeatLayer = new ESRI.ArcGIS.Carto.CadFeatureLayer()
as ESRI.ArcGIS.Carto.IFeatureLayer;
pFeatLayer.FeatureClass = pFeatClass;
pFeatLayer.Name = "Polygons";
ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers pCadDwgLayers = (ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers)pFeatLayer;
//Annotation
ESRI.ArcGIS.Carto.IFeatureLayer pFeatLayer_Anno = new ESRI.ArcGIS.Carto.CadFeatureLayer()
as ESRI.ArcGIS.Carto.IFeatureLayer;
pFeatLayer_Anno.FeatureClass = pFeatClass_Anno;
pFeatLayer_Anno.Name = "Annotation";
ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers pCadDwgLayers_Anno =
(ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers)pFeatLayer_Anno;
//Polylines
ESRI.ArcGIS.Carto.IFeatureLayer pFeatLayer_Plyline = new ESRI.ArcGIS.Carto.CadFeatureLayer()
as ESRI.ArcGIS.Carto.IFeatureLayer;
pFeatLayer_Plyline.FeatureClass = pFeatClass_Plyline;
pFeatLayer_Plyline.Name = "Polylines";
ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers pCadDwgLayers_Plyline =
(ESRI.ArcGIS.DataSourcesFile.ICadDrawingLayers)pFeatLayer_Plyline;
#endregion
#region Creating In-Memory workspace
IWorkspaceFactory WF = new InMemoryWorkspaceFactory();
ESRI.ArcGIS.esriSystem.IName name = WF.Create("", "MyWorkspace", null, 0) as ESRI.ArcGIS.esriSystem.IName;
IWorkspace inMemWorkspace = (IWorkspace)name.Open();
IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)inMemWorkspace;
#endregion
#region Creating new Fields
IObjectClassDescription objectClassDescription = new FeatureClassDescription();
// create the fields using the required fields method
IFields exportFields = new Fields();
IFieldsEdit fieldsEdit = (IFieldsEdit)exportFields;
//OID
IField field = new Field();
IField oidField = new Field();
IFieldEdit oidFieldEdit = (IFieldEdit)oidField;
oidFieldEdit.Name_2 = "OID";
oidFieldEdit.Type_2 = esriFieldType.esriFieldTypeOID;
fieldsEdit.AddField(oidField);
// Create a geometry definition (and spatial reference) for the feature class
IGeometryDef geometryDef = new GeometryDef();
IGeometryDefEdit geometryDefEdit = (IGeometryDefEdit)geometryDef;
geometryDefEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon;
IGeoDataset dataSet = (IGeoDataset)pFeatClass.FeatureDataset;
ISpatialReferenceFactory spatialReferenceFactory = new SpatialReferenceEnvironment();
ISpatialReference spatialReference = dataSet.SpatialReference;
ISpatialReferenceResolution spatialReferenceResolution = (ISpatialReferenceResolution)spatialReference;
spatialReferenceResolution.ConstructFromHorizon();
ISpatialReferenceTolerance spatialReferenceTolerance = (ISpatialReferenceTolerance)spatialReference;
spatialReferenceTolerance.SetDefaultXYTolerance();
geometryDefEdit.SpatialReference_2 = spatialReference;
// Add a geometry field to the fields collection. This is where the geometry definition is applied.
IField geometryField = new Field();
IFieldEdit geometryFieldEdit = (IFieldEdit)geometryField;
geometryFieldEdit.Name_2 = "Shape";
geometryFieldEdit.Type_2 = esriFieldType.esriFieldTypeGeometry;
geometryFieldEdit.GeometryDef_2 = geometryDef;
fieldsEdit.AddField(geometryField);
#endregion
#region Creating New Shapefile for Final output
UID CLSID = new UIDClass();
CLSID.Value = "esriGeoDatabase.Feature";
//using the In-Memory Workspace created above
IFeatureClass output = featureWorkspace.CreateFeatureClass("myPolygons", pFeatClass.Fields, CLSID, null, esriFeatureType.esriFTSimple, "Shape", null);
IFeatureClass polylines_cleaned = featureWorkspace.CreateFeatureClass("polylines_cleaned", pFeatClass_Plyline.Fields, CLSID, null, esriFeatureType.esriFTSimple, "Shape", null);
IFeatureClass annotation_cleaned = featureWorkspace.CreateFeatureClass("annotation_cleaned", pFeatClass_Anno.Fields, CLSID, null, esriFeatureType.esriFTSimple, "Shape", null);
#endregion
#region Appending features from CADWorkspaceFeatureClass to In-Memory FeatureClass Because Update cursor not in Cad workspace
Geoprocessor GP = new Geoprocessor();
//Polylines
ESRI.ArcGIS.DataManagementTools.Append append = new Append();
append.inputs = pFeatClass_Plyline;
append.target = polylines_cleaned;
GP.Execute(append, null);
//System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatClass_Plyline);
GC.Collect();
//Annotation
append = new Append();
append.inputs = pFeatClass_Anno;
append.target = annotation_cleaned;
GP.Execute(append, null);
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatClass_Anno);
GC.Collect();
//Polygons to output
append = new Append();
append.inputs = pFeatClass;
append.target = output;
GP.Execute(append, null);
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatClass);
GC.Collect();
#endregion
#region Query Filter to Filter Layers
string queryString = "";
//using the checked box list and comma seperated list to create where clause string
//Adding Items from Check Box List
foreach (var checkedItem in checkedListBox1.CheckedItems)
{
queryString = queryString + "Layer NOT LIKE '" + checkedItem.ToString() + "' AND ";
}
//Adding Items from Comma separated string
if (textBox_commaSeparated.Text.Length > 0)
{
foreach (var item in textBox_commaSeparated.Text.Split(','))
{
queryString = queryString + "Layer NOT LIKE '" + item.ToString() + "' AND ";
}
}
//Removing Last 'AND' FROM queryString
if (queryString.Length > 0) //if Atleast one item added
{
queryString = queryString.Remove(queryString.Length - 4);
}
IQueryFilter queryFilter = new QueryFilter();
queryFilter.SubFields = "";
if (queryString.Length > 0)
{
queryFilter.WhereClause = queryString;
}
else
{
queryFilter.WhereClause = "1=1";
}
#endregion
#region Removing Null Geometries
string ignoreList = queryString.Replace("Layer NOT LIKE '", "").Replace("' AND ", ",").Replace("' ", "");
Debug.WriteLine("lines Count before:" + polylines_cleaned.FeatureCount(new QueryFilter()).ToString());
//From Polylines_cleaned
IFeatureCursor updateCursor = polylines_cleaned.Update(new QueryFilter(), false);
IFeature feat = updateCursor.NextFeature();
while (feat != null)
{
string lyr = Convert.ToString(feat.get_Value(feat.Fields.FindField("Layer")));
lyr = lyr.ToUpper();
if (feat.Shape.IsEmpty || ignoreList.ToUpper().Split(',').ToList <string>().Any(l => lyr.Contains(l)))
{
updateCursor.DeleteFeature();
}
feat = updateCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(updateCursor);
//System.Runtime.InteropServices.Marshal.ReleaseComObject(feat);
GC.Collect();
Debug.WriteLine("lines Count After:" + polylines_cleaned.FeatureCount(new QueryFilter()).ToString());
//From output
Debug.WriteLine("polygons Count before:" + output.FeatureCount(new QueryFilter()).ToString());
updateCursor = output.Update(new QueryFilter(), false);
feat = updateCursor.NextFeature();
while (feat != null)
{
string lyr = Convert.ToString(feat.get_Value(feat.Fields.FindField("Layer")));
lyr = lyr.ToUpper();
if (feat.Shape.IsEmpty || ignoreList.ToUpper().Split(',').ToList <string>().Any(l => lyr.Contains(l)))
{
updateCursor.DeleteFeature();
}
feat = updateCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(updateCursor);
GC.Collect();
Debug.WriteLine("polygons Count after:" + output.FeatureCount(new QueryFilter()).ToString());
//From Annotation
Debug.WriteLine("Annotation Count before:" + annotation_cleaned.FeatureCount(new QueryFilter()).ToString());
updateCursor = annotation_cleaned.Update(new QueryFilter(), false);
feat = updateCursor.NextFeature();
while (feat != null)
{
string lyr = Convert.ToString(feat.get_Value(feat.Fields.FindField("Layer")));
lyr = lyr.ToUpper();
if (feat.Shape.IsEmpty || ignoreList.ToUpper().Split(',').ToList <string>().Any(l => lyr.Contains(l)))
{
updateCursor.DeleteFeature();
}
feat = updateCursor.NextFeature();
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(updateCursor);
GC.Collect();
Debug.WriteLine("Annotation Count after:" + annotation_cleaned.FeatureCount(new QueryFilter()).ToString());
#endregion
#region Convert lines feature class to feature Cursor
IFeatureCursor linesFCursor = polylines_cleaned.Search(new QueryFilter(), false);
#endregion
#region Deleting all columns of polygons to match with output
IFields _fieldsP = output.Fields;
IFieldsEdit _fieldsEditP = (IFieldsEdit)_fieldsP;
for (int i = 0; i < output.Fields.FieldCount; i++)
{
IField _field = output.Fields.get_Field(i);
if (_field.Name != "Shape" && _field.Name != "FID")
{
output.DeleteField(_field);
if (i < output.Fields.FieldCount)
{
i--;
}
}
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fieldsP);
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fieldsEditP);
GC.Collect();
#endregion
#region Setting Envelop information
IEnvelope envelop = new Envelope() as IEnvelope;
IGeoDataset dataSetEnv = (IGeoDataset)pFeatClass_Plyline.FeatureDataset;
envelop.SpatialReference = dataSet.SpatialReference;
envelop.PutCoords(dataSet.Extent.XMin, dataSet.Extent.YMin, dataSet.Extent.XMax, dataSet.Extent.YMax);
#endregion
#region Construct Polygons from Lines Cursor (usting Feature Construct)
IFeatureConstruction featureConstruct = new FeatureConstruction() as IFeatureConstruction;
ISelectionSet selectionSet = null;
//atureConstruct.ConstructPolygonsFromFeaturesFromCursor(null,output,envelop,false,false,linesFCursor,null,0.001,null);
featureConstruct.AutoCompleteFromFeaturesFromCursor(output, envelop, linesFCursor, null, -1, null, out selectionSet);
#endregion
System.Runtime.InteropServices.Marshal.ReleaseComObject(featureConstruct);
System.Runtime.InteropServices.Marshal.ReleaseComObject(linesFCursor);
GC.Collect();
Debug.WriteLine("polygons Count after PolygonConstruct :" + output.FeatureCount(new QueryFilter()).ToString());
#region SPATIAL JOIN
GP = new Geoprocessor();
ESRI.ArcGIS.AnalysisTools.SpatialJoin spatialJoin = new ESRI.ArcGIS.AnalysisTools.SpatialJoin();
spatialJoin.join_features = annotation_cleaned;
spatialJoin.target_features = output;
spatialJoin.join_operation = "JOIN_ONE_TO_MANY";
spatialJoin.join_type = "KEEP_ALL";
spatialJoin.match_option = "CONTAINS";
spatialJoin.out_feature_class = outputFilePath;
GP.Execute(spatialJoin, null);
System.Runtime.InteropServices.Marshal.ReleaseComObject(annotation_cleaned);
GC.Collect();
#endregion
#region Remove All Fields of Annotation except Text
ShapefileWorkspaceFactory wsf = new ShapefileWorkspaceFactory();
IFeatureWorkspace work = (IFeatureWorkspace)wsf.OpenFromFile(System.IO.Path.GetDirectoryName(outputFilePath), 0);
IFeatureClass output_AfterJoin_FClasss = work.OpenFeatureClass(System.IO.Path.GetFileNameWithoutExtension(outputFilePath));
IFields _fields = output_AfterJoin_FClasss.Fields;
IFieldsEdit _fieldsEdit = (IFieldsEdit)_fields;
for (int i = 0; i < _fields.FieldCount; i++)
{
IField _field = output_AfterJoin_FClasss.Fields.get_Field(i);
if (_field.Name != "Text_" && _field.Name != "Text" && _field.Name != "Shape" && _field.Name != "FID")
{
output_AfterJoin_FClasss.DeleteField(_field);
i--;
}
else
{
if (field.Name == "Text_" || _field.Name == "Text")
{
IFieldEdit fieldEdit = (IFieldEdit)_field;
fieldEdit.Name_2 = "PlotNumber";
fieldEdit.AliasName_2 = "PlotNumber";
}
}
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fields);
System.Runtime.InteropServices.Marshal.ReleaseComObject(_fieldsEdit);
GC.Collect();
#endregion
System.Windows.Forms.Cursor.Current = Cursors.Default;
Debug.WriteLine("End Time: " + DateTime.Now.ToShortTimeString());
MessageBox.Show("Import Complete!");
}
catch
{
MessageBox.Show("Error Importing. Something wrong with the CAD File");
}
}
//删除现状库中原有数据，将更新数据写到现状数据库中
private void DoUpdateOfFeatureClass(IFeatureClass pCurFeatureClass, IFeatureClass pUptFeatureClass, IGeometry pGeometry)
{
if (pCurFeatureClass == null)
{
return;
}
if (pUptFeatureClass == null)
{
return;
}
ISpatialFilter pFilter = new SpatialFilterClass();
pFilter.Geometry = pGeometry;
pFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelContains; //更新范围包含的地物
IWorkspace pTagetWorkspace = null;
try
{
pTagetWorkspace = (pCurFeatureClass as IDataset).Workspace;
}
catch
{ }
//(pTagetWorkspace as IWorkspaceEdit).StartEditing(false);
IWorkspaceEdit wsEdit = pTagetWorkspace as IWorkspaceEdit;
if (wsEdit.IsBeingEdited() == true)
{
wsEdit.StopEditing(true);
}
wsEdit.StartEditing(false);
wsEdit.StartEditOperation();
//删除现状库中地物
IFeatureCursor pFeaCursor = pCurFeatureClass.Update(pFilter, false);
if (pFeaCursor != null)
{
IFeature pFea = pFeaCursor.NextFeature();
while (pFea != null)
{
pFeaCursor.DeleteFeature();
pFea = pFeaCursor.NextFeature();
}
//pFeaCursor.Flush();
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeaCursor);
pFeaCursor = null;
}
//从更新库向现状库写地物
IFeatureCursor pUptFeacursor = pUptFeatureClass.Search(pFilter, false);
if (pUptFeacursor != null)
{
Exception err0 = null;
NewFeatures(pCurFeatureClass, pUptFeacursor, "QSRQ", DateTime.Today.ToShortDateString() as object, true, null, out err0);
if (err0 == null)
{
wsEdit.StopEditOperation();
wsEdit.StopEditing(true);
}
else
{
wsEdit.StopEditOperation();
wsEdit.StopEditing(false);
}
}
else
{
wsEdit.StopEditOperation();
wsEdit.StopEditing(true);
}
}
