private IGeometry mergeSmallGeos(IGeometry geo)
{
ITopologicalOperator4 tp4 = (ITopologicalOperator4)geo;
IGeometryCollection geoCol = new PolygonClass();
IGeometry bGeo = tp4.Boundary;
ISpatialFilter spFilt = new SpatialFilter();
spFilt.Geometry = bGeo;
spFilt.SearchOrder = esriSearchOrder.esriSearchOrderSpatial;
spFilt.GeometryField = ftrCls.ShapeFieldName;
spFilt.SpatialRel = esriSpatialRelEnum.esriSpatialRelContains;
spFilt.WhereClause = "Shape_Area <= " + minarea;
spFilt.SubFields = ftrCls.ShapeFieldName;
IFeatureCursor ftrCur = ftrCls.Search(spFilt, false);
IFeature ftr = ftrCur.NextFeature();
int cntTest = 0;
while (ftr != null)
{
IGeometry sGeo = ftr.ShapeCopy;
geoCol.AddGeometry(sGeo);
ftr.Delete();
ftr = ftrCur.NextFeature();
cntTest++;
}
if (cntTest > 0)
{
tp4.ConstructUnion((IEnumGeometry)geoCol);
}
return((IGeometry)tp4);
}
public void splitPolygons(bool MergeSmallPolysWithinBoundary)
{
if (ftrCls == null)
{
Console.WriteLine("You must convert segmented raster to polygons before you can split polygons");
return;
}
//Console.WriteLine("Splitting Polygons");
IQueryFilter qryFlt = new QueryFilterClass();
string qry = "Shape_Area > " + maxarea.ToString();
qryFlt.WhereClause = qry;
IFeatureCursor ftrCur = ftrCls.Search(qryFlt, false);
IFeature ftr = ftrCur.NextFeature();
while (ftr != null)
{
string oid = ftr.OID.ToString();
IGeometry geo = ftr.ShapeCopy;
List <IGeometry> fGeoLst = splitGeometry(geo, MergeSmallPolysWithinBoundary);
if (insertRecords(ftrCls, ftr, fGeoLst))
{
ftr.Delete();
}
ftr = ftrCur.NextFeature();
}
//Console.WriteLine("Finished splitting Polygons");
}
/// <summary>
/// 删除多个几何对象
/// </summary>
/// <param name="lyr">图层</param>
/// <param name="fea">要素对象</param>
/// <param name="attributes">属性集合</param>
/// <param name="pGeo">空间对象</param>
/// <returns>成功失败标志</returns>
public void DelFeatures(IFeatureLayer lyr, string sql)
{
try
{
IFeatureClass Featureclass = lyr.FeatureClass;
if (Featureclass != null)
{
IFeatureCursor featurecursor = PropertySearch(sql, lyr);
IWorkspaceEdit workspace = (IWorkspaceEdit)(Featureclass as IDataset).Workspace;
workspace.StartEditing(false);
workspace.StartEditOperation();
IFeature fea = featurecursor.NextFeature();
while (fea != null)
{
fea.Delete();
fea = featurecursor.NextFeature();
}
workspace.StopEditOperation();
workspace.StopEditing(true);
}
}
catch (Exception ei)
{
Log.Debug("[GIS] Del Feature: " + ei.ToString());
}
}
//删除不是闭合的曲线
public IFeatureLayer deleteLine(IFeatureLayer contourLayer)
{
IFeatureClass conLineclass = contourLayer.FeatureClass;
IFeatureCursor pCursor = conLineclass.Search(null, false);
IFeature pFeature = null;
while ((pFeature = pCursor.NextFeature()) != null)
{
//获取等高线
IGeometry geometry = pFeature.Shape;
IPolyline polyline = (IPolyline)geometry;
//定义列表存储构成等高线的点的坐标、高程
List <IPoint> contourPoint = new List <IPoint>();
contourPoint = getPointByContourLine(polyline);
if (!CheckLine(contourPoint))
{
//删除该等高线
pFeature.Delete();
}
}
return(contourLayer);
}
public void makeSinglePart(string timeStep)
{
IFeatureCursor searchCurr;
IFeatureCursor insertCurr;
IFeatureBuffer insertBuff;
IFeature f;
IGeometryCollection geoColl;
int i = 1;
mLog.Debug("inside animal map make single part");
IFeatureClass ifc = getShapeFile("TimeStep" + timeStep);
mLog.Debug("file we are going to work with is " + ifc.AliasName);
searchCurr = ifc.Search(null, false);
mLog.Debug("there are " + ifc.FeatureCount(null).ToString() + " polygons to work with");
insertCurr = ifc.Insert(true);
insertBuff = ifc.CreateFeatureBuffer();
f = searchCurr.NextFeature();
geoColl = (IGeometryCollection)f.Shape;
mLog.Debug("we have " + geoColl.GeometryCount + " geometries to work on");
if (timeStep == "1")
{
i = 0;
}
for (i = 0; i < geoColl.GeometryCount; i++)
{
this.InsertFeature(insertCurr, insertBuff, f, geoColl.get_Geometry(i));
}
insertCurr.Flush();
f.Delete();
}
public static void UpdateFeatureGeometry(IFeature ifeature_0, IGeometry igeometry_0)
{
ZDEditTools.StartEditDateTime = DateTime.Now;
IFeature feature = null;
bool flag = ZDEditTools.Oids.IndexOf(ifeature_0.OID) == -1;
bool flag1 = flag;
if (flag)
{
feature = ZDEditTools.WriteHistory(ifeature_0);
}
try
{
ifeature_0.Shape = igeometry_0;
ifeature_0.Store();
if (flag1)
{
IFeature feature1 = ZDEditTools.ZDFeatureClass.CreateFeature();
RowOperator.CopyFeatureToFeature(ifeature_0, feature1);
ZDEditTools.Oids.Add(feature1.OID);
ZDEditTools.WriteHistoryLine(ifeature_0, feature1, feature, 3, ZDEditTools.StartEditDateTime);
ifeature_0.Delete();
}
}
catch
{
if (feature != null)
{
feature.Delete();
}
}
}
private IFeature FeatureMerge(IFeatureClass pSearchFC, IGeometry pEnv, esriSpatialRelEnum spatialRel, string strGeoObjNum)
{
IFeature feature = null;
ISpatialFilter spatialFilter = new SpatialFilterClass();
spatialFilter.Geometry = pEnv;
spatialFilter.SpatialRel = spatialRel;
spatialFilter.WhereClause = "SMSSYMBOL = '" + strGeoObjNum + "'";
IFeatureCursor featureCursor = pSearchFC.Update(spatialFilter, false);
if (featureCursor != null)
{
IFeature feature2 = featureCursor.NextFeature();
feature = feature2;
while (feature2 != null)
{
if (feature2.OID != feature.OID)
{
feature.Shape = CommonFunction.UnionGeometry(feature.Shape, feature2.Shape);
feature2.Delete();
feature.Store();
}
feature2 = featureCursor.NextFeature();
}
Marshal.ReleaseComObject(featureCursor);
}
return(feature);
}
//这个函数以实现要素的删除为例
public void DeleteEdit(ref AxMapControl mapControl)
{
ILayer lyr; //获取编辑图层
if ((lyr = mapControl.Map.get_Layer(0)) == null)
{
return;
}
IWorkspaceEdit pWorkspaceEdit = WorkshopEdit(lyr);//得到图层空间
pWorkspaceEdit.StartEditOperation();
IFeatureCursor pFeatureCursor = GetSelectedFeatures((IFeatureLayer)lyr);//获取游标
IFeature pFeature = pFeatureCursor.NextFeature();
while (pFeature != null)
{
pFeature.Delete();
pFeature = pFeatureCursor.NextFeature();
}
pWorkspaceEdit.StopEditOperation();
IActiveView pActiveView = (IActiveView)mapControl.Map;
pActiveView.Refresh();
}
public override void OnClick()
{
try
{
if (MessageBox.Show("是否删除所选择的要素？", "提示", MessageBoxButtons.YesNo) != DialogResult.No)
{
Editor.UniqueInstance.StartEditOperation();
IFeatureSelection targetLayer = Editor.UniqueInstance.TargetLayer as IFeatureSelection;
IEnumIDs iDs = targetLayer.SelectionSet.IDs;
iDs.Reset();
for (int i = iDs.Next(); i != -1; i = iDs.Next())
{
IFeature editFeature = Editor.UniqueInstance.TargetLayer.FeatureClass.GetFeature(i);
AttributeManager.AttributeDeleteHandleClass.AttributeDelete(editFeature);
editFeature.Delete();
}
this._hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection | esriViewDrawPhase.esriViewGeography, Editor.UniqueInstance.TargetLayer, this._hookHelper.ActiveView.Extent);
Editor.UniqueInstance.StopEditOperation("delete");
}
}
catch (Exception exception)
{
Editor.UniqueInstance.AbortEditOperation();
this._mErrOpt.ErrorOperate(this._mSubSysName, "ShapeEdit.Delete1", "OnClick", exception.GetHashCode().ToString(), exception.Source, exception.Message, "", "", "");
}
}
/// <summary>
/// changed this to private since this need to be called only from within generate range
/// </summary>
private void GenerateDeadAreas()
{
//get the service territory
IWorkspaceEdit pWorkspaceEdit;
pWorkspaceEdit = (IWorkspaceEdit)this._workspace;
try
{
IFeatureWorkspace pFWorkspace = (IFeatureWorkspace)pWorkspaceEdit;
// ServiceTerritory mainST = new ServiceTerritory(_workspace, "MAIN");
if (this.ServiceTerritoryFeature != null)
{
IGeometry pSVGeometry = ServiceTerritoryFeature.Shape;
//IGeometry pRecptionGeometry = mainST.getReceptionArea();
//union all the signals and get one big reception area geometry
//edit and add to fc
IGeometry pDeadArea = getDeadArea();
//pWorkspaceEdit.StartEditing(true);
IMultiuserWorkspaceEdit pMUWorkspaceEdit = (IMultiuserWorkspaceEdit)pWorkspaceEdit;
pMUWorkspaceEdit.StartMultiuserEditing(esriMultiuserEditSessionMode.esriMESMVersioned);
pWorkspaceEdit.StartEditOperation();
double deadCoverage = ((IArea)pDeadArea).Area * 100 / ((IArea)pSVGeometry).Area;
double receptionCoverage = 100 - deadCoverage;
IFeatureClass pDeadAreasFC = pFWorkspace.OpenFeatureClass("sde.DeadAreas");
//delete all features
IFeatureCursor pcursor = pDeadAreasFC.Update(null, false);
IFeature pfeaturerange = pcursor.NextFeature();
while (pfeaturerange != null)
{
//we need to change that later
pfeaturerange.Delete();
pfeaturerange = pcursor.NextFeature();
}
IFeature pDeadAreaFeature = pDeadAreasFC.CreateFeature();
pDeadAreaFeature.Shape = pDeadArea;
pDeadAreaFeature.Store();
pWorkspaceEdit.StopEditOperation();
pWorkspaceEdit.StopEditing(true);
updateCoverages(deadCoverage, receptionCoverage);
}
}
catch (Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.ToString());
pWorkspaceEdit.AbortEditOperation();
}
}
public void eliminateSlivers()
{
if (ftrCls == null)
{
Console.WriteLine("You must convert segemented raster to a polygon before you can eliminate slivers");
return;
}
Console.WriteLine("Eliminating slivers");
IQueryFilter qryFlt = new QueryFilterClass();
qryFlt.WhereClause = "Shape_Area < " + minarea.ToString();
IFeatureCursor ftrCur = ftrCls.Search(qryFlt, false);
IFeature ftr = ftrCur.NextFeature();
while (ftr != null)
{
int oid = ftr.OID;
if (updatePolygon(ftrCls, oid))
{
ftr.Delete();
}
ftr = ftrCur.NextFeature();
}
Console.WriteLine("Finished Eliminating Slivers");
}
private static void DeleteZD(IFeature ifeature_0)
{
ZDEditTools.StartEditDateTime = DateTime.Now;
IFeature feature = ZDEditTools.WriteHistory(ifeature_0);
ZDEditTools.WriteDelHistoryLine(ifeature_0, feature, 4, ZDEditTools.StartEditDateTime);
ifeature_0.Delete();
}
public void OnClick()
{
try
{
m_Map = m_hookHelper.FocusMap;
m_activeView = m_Map as IActiveView;
m_EngineEditor = MapManager.EngineEditor;
m_EngineEditLayers = MapManager.EngineEditor as IEngineEditLayers;
if (m_EngineEditor == null)
{
return;
}
if (m_EngineEditor.EditState != esriEngineEditState.esriEngineStateEditing)
{
return;
}
if (m_EngineEditLayers == null)
{
return;
}
IFeatureLayer pFeatLyr = m_EngineEditLayers.TargetLayer;
if (pFeatLyr == null)
{
return;
}
IFeatureClass pFeatCls = pFeatLyr.FeatureClass;
if (pFeatCls == null)
{
return;
}
IFeatureCursor pFeatCur = MapManager.GetSelectedFeatures(pFeatLyr);
if (pFeatCur == null)
{
MessageBox.Show("请选择要删除的要素！", "提示",
MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
m_EngineEditor.StartOperation();
IFeature pFeature = pFeatCur.NextFeature();
if (MessageBox.Show("是否删除所选要素？", "提示", MessageBoxButtons.YesNo,
MessageBoxIcon.Information) == DialogResult.Yes)
{
while (pFeature != null)
{
pFeature.Delete();
pFeature = pFeatCur.NextFeature();
}
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatCur);
m_EngineEditor.StopOperation("DelFeatureCommand");
m_activeView.Refresh();
}
catch (Exception ex)
{
//SysLogHelper.WriteOperationLog("要素删除错误", ex.Source, "数据编辑");
}
}
//删除FeatureClass中所有Feature
public static void DeleteFeature(IFeatureClass pFeatureClass, string condtion, out Exception Error)
{
Error = null;
if (pFeatureClass == null)
{
return;
}
IDataset dataset = pFeatureClass as IDataset;
IWorkspace workspace = dataset.Workspace;
IWorkspaceEdit workspaceEdit = workspace as IWorkspaceEdit;
workspaceEdit.DisableUndoRedo();
workspaceEdit.StartEditing(true);
workspaceEdit.StartEditOperation();
IFeatureCursor pFeatureCursor = null;
if (condtion != "")
{
IQueryFilter pFilter = new QueryFilterClass();
pFilter.WhereClause = condtion;
pFeatureCursor = pFeatureClass.Update(pFilter, false);
}
else
{
pFeatureCursor = pFeatureClass.Search(null, false);
}
IFeature pFeature = pFeatureCursor.NextFeature();
int count = 0;
try
{
while (pFeature != null)
{
// pFeatureCursor.DeleteFeature();
pFeature.Delete();
count++;
if (count == 500)
{
pFeatureCursor.Flush();
count = 0;
}
pFeature = pFeatureCursor.NextFeature();
}
if (count > 0)
{
pFeatureCursor.Flush();
}
}
catch (Exception ex)
{
Error = ex;
}
System.Runtime.InteropServices.Marshal.ReleaseComObject(pFeatureCursor);
workspaceEdit.StopEditOperation();
workspaceEdit.StopEditing(true);
}
private void ImportAxfInfoForDelete(AxfInfo axfInfo)
{
List <AxfField> tempAxfFields = axfInfo.AxfFieldList.Where(c => c.AxfStatus == 128).ToList();
foreach (AxfField tempAxfField in tempAxfFields)
{
IFeature pTargetFeature = axfInfo.TargetFeatureLayer.FeatureClass.GetFeature(tempAxfField.Objectid);
pTargetFeature.Delete();
}
}
public void Delete(BaseModel BaseModel)
{
IFeature _feature = ((IFeatureWorkspace)_workspace).OpenFeatureClass(BaseModel.EntityName).GetFeature(((GISModel)BaseModel).ObjectId);
_feature.Delete();
foreach (ModelProperty _property in BaseModel.ModelProperties)
{
_property.Property.SetValue(BaseModel, null, null);
}
}
private void DeleteInOperation(IFeature featureToDelete, IEditOperationObserver observer)
{
observer.StartedOperation();
featureToDelete.Delete();
observer.Deleting(featureToDelete);
observer.IsCompletingOperation = true;
observer.CompletingOperation();
observer.IsCompletingOperation = false;
}
public override void OnClick()
{
if (_AppHk == null)
{
return;
}
if (_AppHk.MapControl == null)
{
return;
}
IFeatureLayer tmpFeatureLayer = getEditLayer.isExistLayer(_AppHk.MapControl.Map) as IFeatureLayer;
if (tmpFeatureLayer == null || tmpFeatureLayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryPoint)
{
MessageBox.Show("请设置编辑图层为点图层！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
IWorkspaceEdit iWE = (tmpFeatureLayer.FeatureClass as IDataset).Workspace as IWorkspaceEdit;
if (!iWE.IsBeingEdited())
{
iWE.StartEditing(false);
}
ISelectionSet iSS = (tmpFeatureLayer as IFeatureSelection).SelectionSet;
ICursor iCursor;
iSS.Search(null, false, out iCursor);
IFeatureCursor iFC = iCursor as IFeatureCursor;
IFeature tmpFeature = iFC.NextFeature();
if (tmpFeature == null)
{
return;
}
if (tmpFeature.ShapeCopy.GeometryType != esriGeometryType.esriGeometryPoint)
{
MessageBox.Show("请选择点要素！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (MessageBox.Show("是否删除选择的点！", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) != DialogResult.Yes)
{
return;
}
while (tmpFeature != null)
{
tmpFeature.Delete();
tmpFeature = iFC.NextFeature();
}
iWE.StopEditing(true);
iWE = null;
_AppHk.MapControl.ActiveView.Refresh();
}
private void 除ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (m_pCurFeature != null)
{
if (MessageBox.Show(string.Format("确认删除工程：{0}!", m_pCurFeature.get_Value(m_pCurFeature.Fields.FindField("任务号"))), "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
{
m_pCurFeature.Delete();
dataGridView1.Rows.RemoveAt(m_nCurRowIndex);
}
}
EngineFuntions.m_AxMapControl.ActiveView.Refresh();
}
public static bool UpdateZDAttribute(IFeature ifeature_0, string string_0, object object_0,
out IFeature ifeature_1)
{
ZDEditTools.StartEditDateTime = DateTime.Now;
Editor.StartEditOperation();
IWorkspace workspace = AppConfigInfo.GetWorkspace();
if (!WorkspaceOperator.WorkspaceIsSame(workspace, Editor.EditWorkspace as IWorkspace))
{
(workspace as IWorkspaceEdit).StartEditOperation();
}
ifeature_1 = null;
bool flag = ZDEditTools.Oids.IndexOf(ifeature_0.OID) == -1;
IFeature feature = null;
if (flag)
{
feature = ZDEditTools.WriteHistory(ifeature_0);
}
bool flag1 = true;
try
{
ifeature_0.Value[ifeature_0.Fields.FindField(string_0)] = object_0;
ifeature_0.Store();
if (flag)
{
IFeature feature1 = ZDEditTools.ZDFeatureClass.CreateFeature();
RowOperator.CopyFeatureToFeature(ifeature_0, feature1);
ZDEditTools.Oids.Add(feature1.OID);
ifeature_1 = feature1;
ZDEditTools.WriteHistoryLine(ifeature_0, feature1, feature, 5, ZDEditTools.StartEditDateTime);
ifeature_0.Delete();
}
}
catch (Exception exception1)
{
Exception exception = exception1;
if (feature != null)
{
feature.Delete();
}
flag1 = false;
MessageBox.Show("输入数据格式错误");
// CErrorLog.writeErrorLog(null, exception, "");
}
if (!WorkspaceOperator.WorkspaceIsSame(workspace, Editor.EditWorkspace as IWorkspace))
{
(workspace as IWorkspaceEdit).StopEditOperation();
}
Editor.StopEditOperation();
return(flag1);
}
// protected ArcGisPublic agp = new ArcGisPublic();
private void button2_Click(object sender, EventArgs e)
{
if (ifeat != null)
{
ifeat.Delete();
associateMapControl.ActiveView.Refresh();
}
else
{
MessageBox.Show("请选择数据删除!");
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (Button == 1)
{
setalllayerSelectable();
IFeatureLayer featurelayer = eep.TargetLayer as IFeatureLayer;
if (featurelayer == null)
{
MessageBox.Show("请启动编辑！并选择目标图层！"); return;
}
IPoint pt = activeview.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
ITopologicalOperator topo = pt as ITopologicalOperator;
IGeometry pGeo = topo.Buffer(5);
pt.SpatialReference = map.SpatialReference;
ISpatialFilter sf = new SpatialFilterClass();
sf.Geometry = pGeo;
sf.GeometryField = featurelayer.FeatureClass.ShapeFieldName;
switch (featurelayer.FeatureClass.ShapeType)
{
case esriGeometryType.esriGeometryPoint: sf.SpatialRel = esriSpatialRelEnum.esriSpatialRelContains; break;
case esriGeometryType.esriGeometryPolyline: sf.SpatialRel = esriSpatialRelEnum.esriSpatialRelCrosses; break;
case esriGeometryType.esriGeometryPolygon: sf.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects; break;
}
IFeatureSelection pfs = featurelayer as IFeatureSelection;
pfs.SelectFeatures(sf, esriSelectionResultEnum.esriSelectionResultNew, true);
ISelectionSet ss = pfs.SelectionSet;
ICursor pcursor;
ss.Search(null, true, out pcursor);
IFeatureCursor pfcursor = pcursor as IFeatureCursor;
IFeature pfeature = pfcursor.NextFeature();
if (pfeature != null)
{
activeview.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, activeview.Extent);
DialogResult result;
result = MessageBox.Show("确定删除该要素？", "Question Dialog", MessageBoxButtons.YesNoCancel, MessageBoxIcon.Question);
if (DialogResult.Yes == result)
{
pfeature.Delete(); activeview.Refresh();
}
else
{
return;
}
}
else
{
MessageBox.Show("未选中要素"); return;
}
}
}
public static bool UpdateZDAttribute(IFeature ifeature_0, string string_0, object object_0,
out IFeature ifeature_1)
{
ZDEditTools.StartEditDateTime = System.DateTime.Now;
Editor.Editor.StartEditOperation();
IWorkspace workspace = AppConfigInfo.GetWorkspace();
if (!WorkspaceOperator.WorkspaceIsSame(workspace, Editor.Editor.EditWorkspace as IWorkspace))
{
(workspace as IWorkspaceEdit).StartEditOperation();
}
ifeature_1 = null;
bool flag = ZDEditTools.Oids.IndexOf(ifeature_0.OID) == -1;
IFeature feature = null;
if (flag)
{
feature = ZDEditTools.WriteHistory(ifeature_0);
}
bool result = true;
try
{
int index = ifeature_0.Fields.FindField(string_0);
ifeature_0.set_Value(index, object_0);
ifeature_0.Store();
if (flag)
{
IFeature feature2 = ZDEditTools.ZDFeatureClass.CreateFeature();
RowOperator.CopyFeatureToFeature(ifeature_0, feature2);
ZDEditTools.Oids.Add(feature2.OID);
ifeature_1 = feature2;
ZDEditTools.WriteHistoryLine(ifeature_0, feature2, feature, 5, ZDEditTools.StartEditDateTime);
ifeature_0.Delete();
}
}
catch (System.Exception exception_)
{
if (feature != null)
{
feature.Delete();
}
result = false;
System.Windows.Forms.MessageBox.Show("输入数据格式错误");
//Logger.Current.Error("", exception_, "");
}
if (!WorkspaceOperator.WorkspaceIsSame(workspace, Editor.Editor.EditWorkspace as IWorkspace))
{
(workspace as IWorkspaceEdit).StopEditOperation();
}
Editor.Editor.StopEditOperation();
return(result);
}
public override void OnClick()
{
if (_AppHk == null)
{
return;
}
if (_AppHk.MapControl == null)
{
return;
}
IFeatureLayer tmpFeatureLayer = getEditLayer.isExistLayer(_AppHk.MapControl.Map) as IFeatureLayer;
if (tmpFeatureLayer == null)
{
MessageBox.Show("请设置编辑图层！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
IWorkspaceEdit iWE = (tmpFeatureLayer.FeatureClass as IDataset).Workspace as IWorkspaceEdit;
if (!iWE.IsBeingEdited())
{
iWE.StartEditing(false);
}
ISelectionSet iSS = (tmpFeatureLayer as IFeatureSelection).SelectionSet;
ICursor iCursor;
iSS.Search(null, false, out iCursor);
IFeatureCursor iFC = iCursor as IFeatureCursor;
IFeature tmpFeature = iFC.NextFeature();
if (tmpFeature == null)
{
MessageBox.Show("请选择编辑图层上要删除的图元！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
if (MessageBox.Show("是否删除选择的图元！", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Information) != DialogResult.Yes)
{
return;
}
iWE.StartEditOperation();
while (tmpFeature != null)
{
tmpFeature.Delete();
tmpFeature = iFC.NextFeature();
}
iWE.StopEditOperation();
Plugin.LogTable.Writelog(Caption);
//iWE.StopEditing(true);
iWE = null;
_AppHk.MapControl.ActiveView.Refresh();
}
private void ToolStripMenuItemDelete_Click(object sender, EventArgs e)
{
if (MessageBox.Show("是否删除当前要素？", "删除询问", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK)
{
IFeature feature = this.mFeatureClass.GetFeature(Convert.ToInt32(this.dataGridViewX1.Rows[this.mCurrentRowIndex].Cells[this.mFeatureClass.OIDFieldName].Value));
if (feature != null)
{
feature.Delete();
this.dataGridViewX1.Rows.RemoveAt(this.mCurrentRowIndex);
}
this.mMapControl.Refresh((esriViewDrawPhase)0xffff, Missing.Value, Missing.Value);
}
}
public override void OnClick()
{
Dictionary <IGeometry, IElement> ges = new Dictionary <IGeometry, IElement>();
MoData.v_CurWorkspaceEdit.StartEditOperation();
IEnumFeature features = myHook.MapControl.Map.FeatureSelection as IEnumFeature;
features.Reset();
IFeature feature = features.Next();
while (feature != null)
{
IDataset pDataset = feature.Class as IDataset;
IWorkspaceEdit pWorkspaceEdit = pDataset.Workspace as IWorkspaceEdit;
if (pWorkspaceEdit.IsBeingEdited())
{
IElement ele = null;
if (feature is IAnnotationFeature)
{
IAnnotationFeature af = feature as IAnnotationFeature;
ele = af.Annotation;
}
ges.Add(feature.ShapeCopy, ele);
try
{
feature.Delete();
}
catch (Exception eError)
{
//******************************************
//guozheng added System Exception log
if (SysCommon.Log.Module.SysLog == null)
{
SysCommon.Log.Module.SysLog = new SysCommon.Log.clsWriteSystemFunctionLog();
}
SysCommon.Log.Module.SysLog.Write(eError);
//******************************************
SysCommon.Error.ErrorHandle.ShowFrmErrorHandle("Ìáʾ", "¼ôÇÐʧ°Ü£¡\nÇëʹÓá®Êý¾Ý±à¼¡¯Öеġ®ÒªËر༡¯Ñ¡ÔñÒªËؽøÐмôÇвÙ×÷¡£");
}
}
feature = features.Next();
}
MoData.v_CurWorkspaceEdit.StopEditOperation();
ControlsPaste.GeometriesToBePasted = ges;
myHook.MapControl.ActiveView.Refresh();
}
public override void OnMouseDown(int button, int shift, int x, int y)
{
if (button != 1)
{
return;
}
if (_context.Config.EngineSnapEnvironment.SnapToleranceUnits ==
esriEngineSnapToleranceUnits.esriEngineSnapTolerancePixels)
{
_tolerance = ArcGIS.Common.Helpers.CommonHelper.ConvertPixelsToMapUnits(_context.ActiveView,
_tolerance);
}
this.SelectByClick(x, y);
IEnumFeature enumFeature = _context.FocusMap.FeatureSelection as IEnumFeature;
_pointFeature = enumFeature.Next();
IPoint linkPoint = _pointFeature?.Shape as IPoint;
if (linkPoint == null)
{
return;
}
this.SelectByShape(linkPoint);
IFeatureSelection featureSelection = _lineFeatureLayer as IFeatureSelection;
ICursor cursor;
featureSelection.SelectionSet.Search(null, false, out cursor);
if ((_lineFeature1 = cursor.NextRow() as IFeature) == null)
{
return;
}
if ((_lineFeature2 = cursor.NextRow() as IFeature) == null)
{
return;
}
FrmDeletePipeline frm = new FrmDeletePipeline(_lineFeature1, _lineFeature2, linkPoint, _lineFeatureLayer);
if (frm.ShowDialog() == DialogResult.OK)
{
_pointFeature.Delete();
_lineFeature1.Delete();
_lineFeature2.Delete();
int oid = frm.FeatureOID;
IFeature feature = _lineFeatureLayer.FeatureClass.GetFeature(oid);
_context.FocusMap.ClearSelection();
_context.FocusMap.SelectFeature(_lineFeatureLayer, feature);
_context.ActiveView.Refresh();
}
}
private void 除控制点ToolStripMenuItem_Click(object sender, EventArgs e)
{
ISelection pSeletion = axMapControl1.Map.FeatureSelection;
IEnumFeature pEnumFeature = (IEnumFeature)pSeletion;
IFeature pFeature = pEnumFeature.Next();
while (pFeature != null && pFeature.Shape.GeometryType == esriGeometryType.esriGeometryPoint)
{
pFeature.Delete();
pFeature = pEnumFeature.Next();
}
axMapControl1.Refresh();
}
/// <summary>
/// Will take a given polygon and 'cookie cut' it into the chosen layer
/// </summary>
/// <param name="homesite_polygon"></param>
private void StampPolygonIntoHomesiteLayer(IPolygon homesite_polygon)
{
try
{
IFeatureLayer featureLayer = _utilitiesArcMap.FeatureLayer(cbo_featureclass.Text);
IFeatureClass featureClass = featureLayer.FeatureClass;
_editor.StartOperation();
ISpatialFilter spatialFilter = new SpatialFilter();
spatialFilter.GeometryField = featureClass.ShapeFieldName;
spatialFilter.Geometry = homesite_polygon;
spatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;
IFeatureCursor featureCursor = featureClass.Search(spatialFilter, false);
IFeature feature = null;
while ((feature = featureCursor.NextFeature()) != null)
{
ITopologicalOperator topologicalOperator = feature.Shape as ITopologicalOperator;
IGeometry geometry = topologicalOperator.Difference(homesite_polygon);
IPolygon polygon = geometry as IPolygon;
IFeature newFeature = featureClass.CreateFeature();
newFeature.Shape = polygon as IPolygon;
// This caused a problem with memory allocation. It would not delete the orignal data.
ArrayList fields = _utilitiesArcMap.NumberFieldsWithDomain(featureLayer);
// Set the attribute back to the old ones.
foreach (string field in fields)
{
newFeature.set_Value(newFeature.Fields.FindField(field), feature.get_Value(feature.Fields.FindField(field)));
}
newFeature.Store();
feature.Delete();
}
IFeature homesite = featureClass.CreateFeature();
homesite.Shape = homesite_polygon;
homesite.Store();
_editor.StopOperation("Homesite");
} catch (Exception ex)
{
RS_Tools.Utilities.Utilities_MessageBox.ErrorBox(ex.Message, MB_TITLE);
}
}
public void DeleteJZD(IList <JZD> jzds)
{
if (jzds != null)
{
foreach (JZD jzd in jzds)
{
IFeature feature = jzd.Feature;
if (feature != null)
{
feature.Delete();
}
}
}
}
private static Dictionary<string, string> StoreOldRoads(IList<IPolyline> lines, IFeature f, IFeatureClass fc, IFeatureClass crossFC, DateTime createDate)
{
var ret = new Dictionary<string, string>();
if (lines.Count < 2) return ret;
var geo = f.ShapeCopy as IPolyline;
var cursor = fc.Insert(true);
var idIndex = cursor.FindField(IDFieldName);
var pidIndex = cursor.FindField(ParentIDFieldName);
var dtIndex = cursor.FindField(CreateTimeFieldName);
var fromIndex = cursor.FindField(FromNodeFieldName);
var toIndex = cursor.FindField(ToNodeFieldName);
var id = GetNewId(fc);
foreach (var line in lines)
{
var pc = line as IPointCollection;
var fromNO = CreateOrGetCrossingNo(pc.Point[0], crossFC, 0.000012);
var toNO = CreateOrGetCrossingNo(pc.Point[pc.PointCount - 1], crossFC, 0.000012);
var buff = fc.CreateFeatureBuffer();
ret.Add(id.ToString(), f.get_Value(idIndex).ToString());
buff.Shape = line;
CopyFields(f, buff);
buff.set_Value(idIndex, id);
buff.set_Value(pidIndex, f.get_Value(idIndex));
buff.set_Value(dtIndex, createDate);
buff.set_Value(fromIndex, fromNO);
buff.set_Value(toIndex, toNO);
cursor.InsertFeature(buff);
cursor.Flush();
id++;
}
Marshal.ReleaseComObject(cursor);
f.Delete();
return ret;
}
/// <summary>
/// 删除几何对象
/// </summary>
/// <params name="lyr">图层</params>
/// <params name="fea">要素对象</params>
/// <params name="attributes">属性集合</params>
/// <params name="pGeo">空间对象</params>
/// <returns>成功失败标志</returns>
public void DelFeature(IFeatureLayer lyr, IFeature fea)
{
try
{
IFeatureClass Featureclass = lyr.FeatureClass;
if (Featureclass != null)
{
IWorkspaceEdit workspace = (IWorkspaceEdit)(Featureclass as IDataset).Workspace;
if (fea != null)
{
workspace.StartEditing(false);
workspace.StartEditOperation();
fea.Delete();
workspace.StopEditOperation();
workspace.StopEditing(true);
}
}
}
catch (Exception ei)
{
Log.Debug("[GIS] Del Feature1: " + ei.ToString());
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (Button != 1)
return;
IPoint pMousePnt = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
pMousePnt = GIS.GraphicEdit.SnapSetting.getSnapPoint(pMousePnt);
IGeometry pgeo = GIS.Common.DataEditCommon.g_pMyMapCtrl.TrackRectangle() as IGeometry;
if (pgeo.IsEmpty)
return;
mGeo = pgeo;
m_hookHelper.FocusMap.SelectByShape(pgeo, null, false);
m_FeatureTrim = GetTrimLine();
if (m_FeatureTrim != null)
{
if (TrimLine(m_FeatureTrim, m_FeatureRef, pMousePnt)) //��ʼ�ü�,���ϳɹ�����ɾ��ѡ�����
{
m_hookHelper.FocusMap.SelectByShape(pgeo, null, false);
m_FeatureTrim = GetTrimLine();
if (m_engineEditor != null)
{
m_engineEditor.StartOperation();
m_FeatureTrim.Delete();
m_engineEditor.StopOperation("Delete Features");
}
}
}
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection | esriViewDrawPhase.esriViewGeography, null, m_hookHelper.ActiveView.Extent);
}
