/// <summary>
/// 创建要素
/// </summary>
/// <param name="pGeometry"></param>
private void CreateFeature(IGeometry pGeometry)
{
try
{
if (m_EngineEditLayers == null) return;
IFeatureLayer pFeatLyr = m_EngineEditLayers.TargetLayer;
if (pFeatLyr == null) return;
IFeatureClass pFeatCls = pFeatLyr.FeatureClass;
if (pFeatCls == null) return;
if (m_EngineEditor == null) return;
if (pGeometry == null) return;
ITopologicalOperator pTop = pGeometry as ITopologicalOperator;
pTop.Simplify();
IGeoDataset pGeoDataset = pFeatCls as IGeoDataset;
if (pGeoDataset.SpatialReference != null)
{
pGeometry.Project(pGeoDataset.SpatialReference);
}
m_EngineEditor.StartOperation();
IFeature pFeature = null;
pFeature = pFeatCls.CreateFeature();
pFeature.Shape = SupportZMFeatureClass.ModifyGeomtryZMValue(pFeatCls, pGeometry);
pFeature.Store();
m_EngineEditor.StopOperation("添加要素");
m_Map.SelectFeature(pFeatLyr, pFeature);
m_activeView.Refresh();
}
catch (Exception ex)
{
}
}
private void simpleButton1_Click(object sender, EventArgs e)
{
double offsetValue = -1;
try
{
offsetValue = Convert.ToDouble(textEdit1.Text);
}
catch (Exception ex)
{
XtraMessageBox.Show("请输入数值类型", "提示信息", MessageBoxButtons.OK);
return;
}
try
{
//启动编辑
IFeatureLayer featureLayer = mLayer as IFeatureLayer;
IFeatureClass pFeatureClass = featureLayer.FeatureClass;
IWorkspace workspace = null;
IEngineEditor mEngineEditor = mEngineEditor = new EngineEditorClass();
if (pFeatureClass.FeatureDataset != null)
{
workspace = pFeatureClass.FeatureDataset.Workspace;
mEngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeVersioned;
mEngineEditor.StartEditing(workspace, mMap);
((IEngineEditLayers)mEngineEditor).SetTargetLayer(featureLayer, -1);
mEngineEditor.StartOperation();
}
ISelectionSet mSelectionSet = (mLayer as IFeatureSelection).SelectionSet;
ICursor mCursor;
mSelectionSet.Search(null, false, out mCursor);
IFeature mFeature = mCursor.NextRow() as IFeature;
while (mFeature != null)
{
IGeometry geometry = mFeature.ShapeCopy;
IPolycurve polycurve = geometry as IPolycurve;
polycurve.Smooth(offsetValue);
mFeature.Shape = polycurve as IGeometry;
mFeature.Store();
mFeature = mCursor.NextRow() as IFeature;
}
if (workspace != null)
{
mEngineEditor.StopEditing(true);
}
this.Dispose();
}
catch (Exception ex)
{
XtraMessageBox.Show("平滑失败", "提示信息", MessageBoxButtons.OK);
}
}
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");
}
}
public void OnFinishSketch()
{
//get reference to featurelayer being edited
IFeatureLayer featureLayer = m_editLayer.TargetLayer as IFeatureLayer;
//get reference to the sketch geometry
IGeometry reshapeGeom = m_editSketch.Geometry;
if (reshapeGeom.IsEmpty == false)
{
//get the currently selected feature
IFeatureSelection featureSelection = featureLayer as IFeatureSelection;
ISelectionSet selectionSet = featureSelection.SelectionSet;
ICursor cursor;
selectionSet.Search(null, false, out cursor);
IFeatureCursor featureCursor = cursor as IFeatureCursor;
//the PerformSketchToolEnabledChecks property has already checked that only 1 feature is selected
IFeature feature = featureCursor.NextFeature();
//Take a copy of geometry for the selected feature
IGeometry editShape = feature.ShapeCopy;
//create a path from the editsketch geometry
IPointCollection reshapePath = new PathClass();
reshapePath.AddPointCollection(reshapeGeom as IPointCollection);
//reshape the selected feature
IPolyline polyline = editShape as IPolyline;
polyline.Reshape(reshapePath as IPath);
#region Perform an edit operation to store the new geometry for selected feature
try
{
m_engineEditor.StartOperation();
feature.Shape = editShape;
feature.Store();
m_engineEditor.StopOperation("Reshape Feature");
}
catch (Exception ex)
{
m_engineEditor.AbortOperation();
System.Diagnostics.Trace.WriteLine(ex.Message, "Reshape Geometry Failed");
}
#endregion
}
//refresh the display
IActiveView activeView = m_engineEditor.Map as IActiveView;
activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography, (object)featureLayer, activeView.Extent);
}
/// <summary>
/// 创建要素
/// </summary>
/// <param name="geometry"></param>
private void CreateFeature(IGeometry geometry)
{
try
{
if (engineEditLayers == null)
{
return;
}
IFeatureLayer featureLayer = engineEditLayers.TargetLayer;
if (featureLayer == null)
{
return;
}
IFeatureClass featureClass = featureLayer.FeatureClass;
if (featureClass == null)
{
return;
}
if (engineEditor == null)
{
return;
}
if (geometry == null)
{
return;
}
ITopologicalOperator topologicalOperator = geometry as ITopologicalOperator;
topologicalOperator.Simplify();
IGeoDataset geoDataset = featureClass as IGeoDataset;
if (geoDataset.SpatialReference != null)
{
geometry.Project(geoDataset.SpatialReference);
}
engineEditor.StartOperation();
IFeature feature = null;
feature = featureClass.CreateFeature();
feature.Shape = SupportZMFeatureClass.ModifyGeometryZMValue(featureClass, geometry);
feature.Store();
engineEditor.StopOperation("添加要素");
map.SelectFeature(featureLayer, feature);
activeView.Refresh();
}
catch (Exception exception)
{}
}
private void startEdit_ToolbarItem_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
{
IBasicMap map = null;
ILayer selectedLayer = null;
object unk = null;
object data = null;
esriTOCControlItem item = esriTOCControlItem.esriTOCControlItemNone;
m_tocControl.GetSelectedItem(ref item, ref map, ref selectedLayer, ref unk, ref data);
if (item == esriTOCControlItem.esriTOCControlItemLayer)
{
// 启动编辑
if (pEngineEditor.EditState != esriEngineEditState.esriEngineStateNotEditing)
{
return;
}
IFeatureLayer featurelayer = selectedLayer as IFeatureLayer;
IDataset dataset = featurelayer.FeatureClass as IDataset;
IWorkspace workspace = dataset.Workspace;
pEngineEditor.StartEditing(workspace, m_mapControl.Map);
((IEngineEditLayers)pEngineEditor).SetTargetLayer(featurelayer, -1);
pEngineEditor.StartOperation();
// 设置目标图层
IEngineEditLayers pEditLayer = pEngineEditor as IEngineEditLayers;
pEditLayer.SetTargetLayer(featurelayer, 0);
targetLayer_ToolbarText.Caption += " " + featurelayer.Name;
featureEditor_ToolbarItem_ItemClick(null, null);
featureEditToolbar.Visible = true;
}
ICommand pcommand = new ControlsEditingStartCommand();
pcommand.OnCreate(m_mapControl.Object);
pcommand.OnClick();
}
/// <summary>
/// 编辑所选图层
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void editLayer_ToolStripMenuItem_Click(object sender, EventArgs e)
{
pEngineEditor = new EngineEditorClass();
IBasicMap map = null;
ILayer selectedLayer = null;
object unk = null;
object data = null;
esriTOCControlItem item = esriTOCControlItem.esriTOCControlItemNone;
m_tocControl.GetSelectedItem(ref item, ref map, ref selectedLayer, ref unk, ref data);
if (item == esriTOCControlItem.esriTOCControlItemLayer)
{
//启动编辑
if (pEngineEditor.EditState != esriEngineEditState.esriEngineStateNotEditing)
{
return;
}
IFeatureLayer featurelayer = selectedLayer as IFeatureLayer;
IDataset dataset = featurelayer.FeatureClass as IDataset;
IWorkspace workspace = dataset.Workspace;
pEngineEditor.StartEditing(workspace, m_mapControl.Map);
((IEngineEditLayers)pEngineEditor).SetTargetLayer(featurelayer, -1);
pEngineEditor.StartOperation();
//设置目标图层
IEngineEditLayers pEditLayer = pEngineEditor as IEngineEditLayers;
pEditLayer.SetTargetLayer(featurelayer, 0);
m_editinglayer.Caption += " " + featurelayer.Name;
ICommand t_editcommand = new ESRI.ArcGIS.Controls.ControlsEditingEditToolClass();
t_editcommand.OnCreate(m_mapControl.Object);
m_mapControl.CurrentTool = t_editcommand as ITool;
t_editcommand.OnClick();
map_edittools.Visible = true;
}
}
/// <summary>
/// 根据参考线要素，对选择的线要素进行延伸
/// </summary>
/// <param name="featExtend">待延伸的线要素</param>
/// <param name="featRef">参考线要素</param>
/// <returns>成功返回True</returns>
public bool ExtendLine(IFeature featExtend, IFeature featRef)
{
try
{
ISegmentCollection extendSegCol = featExtend.ShapeCopy as ISegmentCollection;
ISegmentCollection refSegCol = featRef.Shape as ISegmentCollection;
ICurve extendCurve = extendSegCol as ICurve;
ICurve refCurve = refSegCol as ICurve;
bool bExtensionPerformed = false;
IConstructCurve constructCurve = new PolylineClass();
constructCurve.ConstructExtended(extendCurve, refCurve, 0, ref bExtensionPerformed);
if (bExtensionPerformed) //延伸成功
{
IPolyline resultPolyline = constructCurve as IPolyline;
if (resultPolyline != null)
{
m_engineEditor.StartOperation();
featExtend.Shape = resultPolyline as IGeometry;
featExtend.Store();
m_engineEditor.StopOperation("Extend Features");
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, resultPolyline.Envelope);
return(bExtensionPerformed);
}
}
return(false);
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message, "Extend Line");
return(false);
}
}
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)) //开始裁剪,若打断成功，则删除选中这端
{
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);
}
private void gridViewAttribute_CellValueChanged(object sender, DataGridViewCellEventArgs e)
{
try
{
if (_gisEdit == null)
{
return;
}
if (pFeature == null)
{
return;
}
_gisEdit.StartOperation();
int pIndex = gridViewAttribute.CurrentCell.RowIndex;
object sFieldValue = gridViewAttribute.Rows[pIndex].Cells[1].Value;
string sFieldName = gridViewAttribute.Rows[pIndex].Cells[0].Value.ToString();
pFeature.set_Value(pFeature.Fields.FindField(sFieldName), sFieldValue);
pFeature.Store();
_gisEdit.StopOperation("属性编辑");
}
catch (Exception ex)
{
}
}
private void DelVertexNode(IPoint pPnt)
{
try
{
IFeatureLayer pFeaturelayer = m_EngineEditLayers.TargetLayer;
IActiveView pActiveView = m_activeView;
IPoint pPoint = pPnt;
if (pFeaturelayer.FeatureClass == null)
{
return;
}
//如果不是面状地物则退出
if (pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryEnvelope &&
pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryPolygon &&
pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryLine &&
pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryPolyline)
{
return;
}
IGeometry pGeo = null;
IFeature pSelFeature = null;
pSelFeature = EditVertexClass.GetSelectedFeature(pFeaturelayer);
//是否有选中的几何体
if (pSelFeature == null)
{
return;
}
pGeo = pSelFeature.ShapeCopy;
double pSrchDis = 0;
double pHitDis = 0;
pSrchDis = pActiveView.Extent.Width / 200;
pPoint.Z = 0;
int pIndex = 0;
IElement pElement = null;
IHitTest pHtTest = null;
bool pBoolHitTest = false;
IPoint pPtHit = null;
IPointCollection pPointCol = null;
IPolygon pPolygon = null;
IPolyline pPyline = null;
bool bRightZSide = true;
int pInt = 0;
m_EngineEditor.StartOperation();
//删除面状要素的节点
if (pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon ||
pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryEnvelope)
{
pElement = new PolygonElement();
pElement.Geometry = pSelFeature.Shape;
IPolygon pPoly = null;
pPoly = pElement.Geometry as IPolygon;
pHtTest = pPoly as IHitTest;
pBoolHitTest = pHtTest.HitTest(pPoint, pSrchDis, esriGeometryHitPartType.esriGeometryPartVertex,
pPtHit, ref pHitDis, ref pInt, ref pIndex, ref bRightZSide);
if (pBoolHitTest == false)
{
return;
}
EditVertexClass.pHitPnt = pPtHit;
pPointCol = pSelFeature.ShapeCopy as IPointCollection;
//如果多边形的节点只有3个则不能再删除了
if (pPointCol.PointCount <= 4)
{
MessageBox.Show("多边形的节点至少需要3个!", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
//顶点删除
pPointCol.RemovePoints(pIndex, 1);
pPolygon = pPointCol as IPolygon;
pPolygon.Close();
pSelFeature.Shape = pPolygon;
pSelFeature.Store();
}
//删除线状要素的节点
else if (pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline ||
pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryLine)
{
pElement = new LineElement();
pElement.Geometry = pSelFeature.Shape;
IPolyline pPolyLine = default(IPolyline);
pPolyLine = pElement.Geometry as IPolyline;
pHtTest = pPolyLine as IHitTest;
pBoolHitTest = pHtTest.HitTest(pPoint, pSrchDis, esriGeometryHitPartType.esriGeometryPartVertex,
pPtHit, ref pHitDis, ref pInt, ref pIndex, ref bRightZSide);
if (pBoolHitTest == false)
{
return;
}
EditVertexClass.pHitPnt = pPtHit;
pPointCol = pSelFeature.ShapeCopy as IPointCollection;
//如果Polyline节点只有2个则不能再删除了
if (pPointCol.PointCount <= 2)
{
MessageBox.Show("线的节点至少需要2个!", "警告", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
//顶点删除
pPointCol.RemovePoints(pIndex, 1);
pPyline = pPointCol as IPolyline;
pSelFeature.Shape = pPyline;
pSelFeature.Store();
}
//与选中点坐标相同的节点都删除
for (int i = 0; i <= pPointCol.PointCount - 1; i++)
{
if (i > pPointCol.PointCount - 1)
{
break;
}
if (pPointCol.get_Point(i).X == pPoint.X & pPointCol.get_Point(i).Y == pPoint.Y)
{
pPointCol.RemovePoints(i, 1);
i = i - 1;
}
}
//停止编辑
m_EngineEditor.StopOperation("DelVertexTool");
//显示顶点
EditVertexClass.ShowAllVertex(pFeaturelayer);
m_activeView.Refresh();
}
catch (Exception ex)
{
m_activeView.Refresh();
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (Button != 1)
{
return;
}
IWorkspace workspace = null;
#region……分割面
//根据已选择的要分割的要素的类型绘制分割线
if (((IFeatureLayer)mLayer).FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{//分割线的样式
IScreenDisplay pScreenDisplay = pMapControl.ActiveView.ScreenDisplay;
ISimpleLineSymbol pLineSymbol = new SimpleLineSymbolClass();
IRgbColor pRgbColor = new RgbColorClass();
pRgbColor.Red = 255;
pLineSymbol.Color = pRgbColor;
IRubberBand pRubberBand = new RubberLineClass();
IPolyline pPolyline = (IPolyline)pRubberBand.TrackNew(pScreenDisplay, (ISymbol)pLineSymbol);
pScreenDisplay.StartDrawing(pScreenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);
pScreenDisplay.SetSymbol((ISymbol)pLineSymbol);
pScreenDisplay.DrawPolyline(pPolyline);
pScreenDisplay.FinishDrawing();
//清理将被分割的要素
ITopologicalOperator pTopoOpo;
pTopoOpo = pPolyline as ITopologicalOperator;
pTopoOpo.Simplify();//确保几何体的拓扑正确
//开始编辑
IFeatureLayer featureLayer = mLayer as IFeatureLayer;
IFeatureClass pFeatureClass = featureLayer.FeatureClass;
IEngineEditor mEngineEditor = mEngineEditor = new EngineEditorClass();
if (pFeatureClass.FeatureDataset != null)
{
workspace = pFeatureClass.FeatureDataset.Workspace;
mEngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeVersioned;
mEngineEditor.StartEditing(workspace, mMap);
((IEngineEditLayers)mEngineEditor).SetTargetLayer(featureLayer, -1);
mEngineEditor.StartOperation();
}
//分割方法
SplitPolygon(pFeatureClass, pPolyline);
ReBackStates();//刷新返回修改工具
pMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, pMapControl.ActiveView.Extent);
// mEngineEditor.StopEditing(true);
}
#endregion
#region……鼠标画线分割线
//根据分割要素的类型绘制分割线
if (((IFeatureLayer)mLayer).FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline)
{
IScreenDisplay pScreenDisplay = pMapControl.ActiveView.ScreenDisplay;
ISimpleLineSymbol pLineSymbol = new SimpleLineSymbolClass();
IRgbColor pRgbColor = new RgbColorClass();
pRgbColor.Red = 255;
pLineSymbol.Color = pRgbColor;
IRubberBand pRubberBand = new RubberLineClass();
IPolyline pPolyline = (IPolyline)pRubberBand.TrackNew(pScreenDisplay, (ISymbol)pLineSymbol);
pScreenDisplay.StartDrawing(pScreenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);
pScreenDisplay.SetSymbol((ISymbol)pLineSymbol);
pScreenDisplay.DrawPolyline(pPolyline);
pScreenDisplay.FinishDrawing();
// mEngineEditor.StartOperation();//开启编辑
IFeatureLayer featureLayer = mLayer as IFeatureLayer;
IFeatureClass pFeatureClass = featureLayer.FeatureClass;
IEngineEditor mEngineEditor = mEngineEditor = new EngineEditorClass();
if (pFeatureClass.FeatureDataset != null)
{
workspace = pFeatureClass.FeatureDataset.Workspace;
mEngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeVersioned;
mEngineEditor.StartEditing(workspace, mMap);
((IEngineEditLayers)mEngineEditor).SetTargetLayer(featureLayer, -1);
mEngineEditor.StartOperation();
}
ISelectionSet pSelectionSet = pFeatureClass.Select(null, esriSelectionType.esriSelectionTypeIDSet, esriSelectionOption.esriSelectionOptionNormal, workspace);
//分割方法
SplitPolyline(pSelectionSet, pPolyline);
ReBackStates();
pMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, pMapControl.ActiveView.Extent);
}
#endregion
if (workspace != null)
{
mEngineEditor.StopEditing(true);
}
//mEngineEditor.StopOperation("ControlToolsEditing_CreateNewFeatureTask");
}
private void EditMouseUp(IPoint pPnt)
{
IPolygon pPolyResult;
IPolyline pPolylineResult;
IFeatureCursor pFeatureCursor;
IFeature pFeature;
IFeatureLayer pFeatLyr = m_EngineEditLayers.TargetLayer;
//检查编辑的地物
if (m_editDispFeed != null)
{
switch (m_pHitElem.Geometry.GeometryType)
{
case esriGeometryType.esriGeometryLine:
case esriGeometryType.esriGeometryPolyline:
pPolylineResult = m_polylineMvPtFeed.Stop();
//作有效性检查
if ((pPolylineResult != null))
{
//更新元素
m_pHitElem.Geometry = pPolylineResult;
//获取选中的地物
pFeatureCursor = MapManager.GetSelectedFeatures(pFeatLyr);
if (pFeatureCursor == null)
{
return;
}
pFeature = pFeatureCursor.NextFeature();
m_EngineEditor.StartOperation();
//更新要素形状
pFeature.Shape = pPolylineResult;
pFeature.Store();
//停止编辑
m_EngineEditor.StopOperation("MoveVertex");
EditVertexClass.ShowAllVertex(pFeatLyr);
}
break;
case esriGeometryType.esriGeometryPolygon:
case esriGeometryType.esriGeometryEnvelope:
//得到反馈的结果
pPolyResult = m_polyMvPtFeed.Stop();
//作有效性检查
if (pPolyResult != null)
{
//更新元素
m_pHitElem.Geometry = pPolyResult;
//获取选中的地物
pFeatureCursor = MapManager.GetSelectedFeatures(pFeatLyr);
if (pFeatureCursor == null)
{
return;
}
pFeature = pFeatureCursor.NextFeature();
m_EngineEditor.StartOperation();
//更新要素形状
pFeature.Shape = pPolyResult;
pFeature.Store();
//停止编辑
m_EngineEditor.StopOperation("MoveVertex");
if (pFeature.Shape.GeometryType == esriGeometryType.esriGeometryPolygon ||
pFeature.Shape.GeometryType == esriGeometryType.esriGeometryPolyline)
{
EditVertexClass.ShowAllVertex(pFeatLyr);
}
}
IFeature pTempParcel;
//定义存储多边形要素的局部变量
IPoint pDestPoint;
//定义节点移动的目标位置
pDestPoint = pPnt;
IZAware pZAware = pDestPoint as IZAware;
pZAware.ZAware = true;
pDestPoint.Z = 0;
//所有包含该节点的多边形都进行操作
for (int i = 0; i <= EditVertexClass.m_featArray.Count - 1; i++)
{
pTempParcel = EditVertexClass.m_featArray.get_Element(i) as IFeature;
//记录节点序号
int pIndex = 0;
pIndex = EditVertexClass.GetVertexIndex(m_fromPoint, pTempParcel.Shape);
if (!(pIndex == -2))
{
ITopologicalOperator pTopoOpt = default(ITopologicalOperator);
IPolygon pPolygon = default(IPolygon);
IPointCollection pPolygonPointCol = default(IPointCollection);
pPolygonPointCol = pTempParcel.ShapeCopy as IPointCollection;
pPolygonPointCol.UpdatePoint(pIndex, pDestPoint);
pPolygon = pPolygonPointCol as IPolygon;
pPolygon.Close();
pTopoOpt = pPolygon as ITopologicalOperator;
pTopoOpt.Simplify();
pTempParcel.Shape = pPolygon;
pTempParcel.Store();
}
}
EditVertexClass.m_featArray.RemoveAll();
break;
}
//释放内存
m_polyMvPtFeed = null;
m_polylineMvPtFeed = null;
m_editDispFeed = null;
m_pHitElem = null;
//刷新地图
m_activeView.Refresh();
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
try
{
pt = ((m_hookHelper.ActiveView.ScreenDisplay).DisplayTransformation).ToMapPoint(X, Y);
}
catch (System.Exception ex)
{
MessageBox.Show(ex.Message);
}
bool ddd = snapEnvironment.SnapPoint(pt);
if (pMPfeedback != null)
{
pMPfeedback.Stop();
}
pMPfeedback = null;
bool hasCut = false;
ISet newFeaturesSet = null;
try
{
IFeatureSelection featureSelection = m_editLayer.TargetLayer as IFeatureSelection;
ISelectionSet selectionSet = featureSelection.SelectionSet;
IEnumIDs enumIDs = selectionSet.IDs;
int iD = enumIDs.Next();
while (iD != -1) //-1 is reutned after the last valid ID has been reached
{
m_engineEditor.StartOperation();
IFeatureClass featureClass = m_editLayer.TargetLayer.FeatureClass;
IFeature feature = featureClass.GetFeature(iD);
// 判断点是否在线上，不是则跳过
ITopologicalOperator pto = feature.Shape as ITopologicalOperator;
IGeometry pgeometry = pto.Intersect(pt, esriGeometryDimension.esriGeometry0Dimension);
if (pgeometry.IsEmpty == true)
{
iD = enumIDs.Next();
continue;
}
IFeatureEdit featureedit = feature as IFeatureEdit;
/*ISet*/
newFeaturesSet = featureedit.Split(pgeometry);
if (newFeaturesSet != null)
{
newFeaturesSet.Reset();
hasCut = true;
break;
}
iD = enumIDs.Next();
}
}
catch (System.Exception ex)
{
MessageBox.Show(ex.Message);
}
if (hasCut)
{
//如果操作成功，选中切割的两条线
//IFeatureSelection featureSelection = m_editLayer.TargetLayer as IFeatureSelection;
//ISelectionSet selectionSet = featureSelection.SelectionSet;
//for (int i = 0; i < newFeaturesSet.Count; i++)
//{
// selectionSet.Add(((IFeature)newFeaturesSet.Next()).OID);
//}
//selectionSet.Refresh();
//Refresh the display including modified layer and any previously selected component.
IActiveView activeView = m_engineEditor.Map as IActiveView;
activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography | esriViewDrawPhase.esriViewGeoSelection, null, activeView.Extent);
activeView.Refresh();
//Complete the edit operation.
m_engineEditor.StopOperation("Split a line");
// 将当前工具设置为选择工具
IToolbarControl toolbarctl = m_hookHelper.Hook as IToolbarControl;
//ICommand com = new ControlsEditingEditToolClass();
//com.OnCreate(m_mapControl.Object);
//this.m_mapControl.CurrentTool = com as ITool;
for (int i = 0; i < toolbarctl.Count; i++)
{
IToolbarItem tbi = toolbarctl.GetItem(i);
if (tbi.Command != null && tbi.Command.Name.Equals("ControlToolsEditing_Edit"))
{
tbi.Command.OnClick();// = true;
toolbarctl.CurrentTool = tbi.Command as ITool;
IToolbarBuddy toolbarbuddy = (IToolbarBuddy)((IToolbarControl)m_hookHelper.Hook).Buddy;
break;
}
}
// 操作成功后将当前工具置为以前的工具
//IToolbarBuddy toolbarbuddy = (IToolbarBuddy)((IToolbarControl)m_hookHelper.Hook).Buddy;
//toolbarbuddy.CurrentTool = oldtool;
//((IToolbarControl)m_hookHelper.Hook).SetBuddyControl(toolbarbuddy);
this.Deactivate();
}
else
{
m_engineEditor.AbortOperation();
MessageBox.Show("切割点不在线上，未能成功切割选择的线段");
//重新开始选点
this.OnClick();
}
base.OnMouseDown(Button, Shift, X, Y);
}
public void OnFinishSketch()
{
if (m_editSketch == null)
{
return;
}
bool hasCutPolygons = false;
//Change the cursor to be hourglass shape.
System.Windows.Forms.Cursor.Current = Cursors.WaitCursor;
try
{
//Get the geometry that performs the cut from the edit sketch.
IGeometry cutGeometry = m_editSketch.Geometry;
//The sketch geometry is simplified to deal with a multi-part sketch as well
//as the case where the sketch loops back over itself.
ITopologicalOperator2 topoOperator = cutGeometry as ITopologicalOperator2;
topoOperator.IsKnownSimple_2 = false;
topoOperator.Simplify();
//Create the spatial filter to search for features in the target feature class.
//The spatial relationship we care about is whether the interior of the line
//intersects the interior of the polygon.
ISpatialFilter spatialFilter = new SpatialFilterClass();
spatialFilter.Geometry = m_editSketch.Geometry;
spatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;
//Find the polygon features that cross the sketch.
IFeatureClass featureClass = m_editLayer.TargetLayer.FeatureClass;
IFeatureCursor featureCursor = featureClass.Search(spatialFilter, false);
//Only do work if there are features that intersect the edit sketch.
IFeature origFeature = featureCursor.NextFeature();
if (origFeature != null)
{
//Check the first feature to see if it is ZAware and if it needs to make the
//cut geometry ZAware.
IZAware zAware = origFeature.Shape as IZAware;
if (zAware.ZAware)
{
zAware = cutGeometry as IZAware;
zAware.ZAware = true;
}
ArrayList comErrors = new ArrayList();
//Start an edit operation so we can have undo/redo.
m_engineEditor.StartOperation();
//Cycle through the features, cutting with the sketch.
while (origFeature != null)
{
try
{
//Split the feature. Use the IFeatureEdit::Split method which ensures
//the attributes are correctly dealt with.
IFeatureEdit featureEdit = origFeature as IFeatureEdit;
//Set to hold the new features that are created by the Split.
ISet newFeaturesSet = featureEdit.Split(cutGeometry);
//New features have been created.
if (newFeaturesSet != null)
{
newFeaturesSet.Reset();
hasCutPolygons = true;
}
}
catch (COMException comExc)
{
comErrors.Add(String.Format("OID: {0}, Error: {1} , {2}", origFeature.OID.ToString(), comExc.ErrorCode, comExc.Message));
}
finally
{
//Continue to work on the next feature if it fails to split the current one.
origFeature = featureCursor.NextFeature();
}
}
//If any polygons were cut, refresh the display and stop the edit operation.
if (hasCutPolygons)
{
//Clear the map's selection.
m_engineEditor.Map.ClearSelection();
//Refresh the display including modified layer and any previously selected component.
IActiveView activeView = m_engineEditor.Map as IActiveView;
activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography | esriViewDrawPhase.esriViewGeoSelection, null, activeView.Extent);
//Complete the edit operation.
m_engineEditor.StopOperation("Cut Polygons Without Selection");
}
else
{
m_engineEditor.AbortOperation();
}
//report any errors that have arisen while splitting features
if (comErrors.Count > 0)
{
StringBuilder stringBuilder = new StringBuilder("The following features could not be split: \n", 200);
foreach (string comError in comErrors)
{
stringBuilder.AppendLine(comError);
}
MessageBox.Show(stringBuilder.ToString(), "Cut Errors");
}
}
}
catch (Exception e)
{
MessageBox.Show("Unable to perform the cut task.\n" + e.Message);
m_engineEditor.AbortOperation();
}
finally
{
//Change the cursor shape to default.
System.Windows.Forms.Cursor.Current = Cursors.Default;
}
}
private void AddVertexNode(IPoint pPnt)
{
try
{
IFeatureLayer pFeaturelayer = m_EngineEditLayers.TargetLayer;
IActiveView pActiveView = m_activeView;
IPoint pPoint = pPnt;
if (pFeaturelayer.FeatureClass == null)
{
return;
}
//如果不是面状地物则退出
if (pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryEnvelope &&
pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryPolygon &&
pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryLine &&
pFeaturelayer.FeatureClass.ShapeType != esriGeometryType.esriGeometryPolyline)
{
return;
}
IGeometry pGeo = null;
IFeature pSelFeature = null;
pSelFeature = EditVertexClass.GetSelectedFeature(pFeaturelayer);
//是否有选中的几何体
if (pSelFeature == null)
{
return;
}
//解决不带Z值的要素的编辑和Z值为空的要素的编辑问题
IZAware pZAware = pPoint as IZAware;
pZAware.ZAware = true;
pPoint.Z = 0;
bool pInLine = false;
ITopologicalOperator pTopoOpt = default(ITopologicalOperator);
IPolyline pBoundaryLine = default(IPolyline);
//最小的距离
double pMindis = 0;
IProximityOperator pProxOpt = default(IProximityOperator);
//得到多边形的边界
if (pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon ||
pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryEnvelope)
{
//获取边界线
pBoundaryLine = EditVertexClass.GetBoundary(pFeaturelayer);
}
else if (pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline ||
pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryLine)
{
pBoundaryLine = pSelFeature.ShapeCopy as IPolyline;
}
pTopoOpt = pPoint as ITopologicalOperator;
IRelationalOperator pRelationalOperator = default(IRelationalOperator);
pRelationalOperator = pPoint as IRelationalOperator;
//判断点是否在边界上
pInLine = pRelationalOperator.Within(pBoundaryLine);
//如果不在边界上，判断是否小于容忍距离,如果大于容忍距离则退出程序
if (pInLine == false)
{
pProxOpt = pPoint as IProximityOperator;
pMindis = pProxOpt.ReturnDistance(pBoundaryLine);
if (pMindis > THE_POINT_TO_POINT_TOLERANCE)
{
return;
}
}
//判断是否增加的点刚好为节点
IPointCollection pPolylinePointCol = pBoundaryLine as IPointCollection;
IHitTest pHitTest = default(IHitTest);
double pHitDis = 0;
int pSegIndex = 0;
int pVerIndex = 0;
IPoint pHitPoint = null;
bool bRightSide = true;
pHitTest = pBoundaryLine as IHitTest;
//增加的点为已有的节点则退出程序
if (pHitTest.HitTest(pPoint, THE_POINT_TO_POINT_TOLERANCE * 10,
esriGeometryHitPartType.esriGeometryPartVertex, pHitPoint,
ref pHitDis, ref pSegIndex, ref pVerIndex, ref bRightSide) == true)
{
if (pHitDis < THE_POINT_TO_POINT_TOLERANCE)
{
return;
}
}
EditVertexClass.pHitPnt = pHitPoint;
//为多边形增加节点
ISegmentCollection pSegmentCollection = pBoundaryLine as ISegmentCollection;
IPolyline pSegPolyline = null;
int pPointIndex = 0;
ILine pLine = default(ILine);
double pDis1 = 0;
double pDis2 = 0;
IPoint pVerTex = default(IPoint);
pMindis = 100;
pProxOpt = pPoint as IProximityOperator;
for (int i = 0; i <= pSegmentCollection.SegmentCount - 1; i++)
{
//判断选中点是否在这个Segment上
pLine = pSegmentCollection.get_Segment(i) as ILine;
pDis1 = pProxOpt.ReturnDistance(pLine.FromPoint);
pDis2 = pProxOpt.ReturnDistance(pLine.ToPoint);
if (Math.Abs(pDis1 + pDis2 - pLine.Length) <= pMindis)
{
pMindis = Math.Abs(pDis1 + pDis2 - pLine.Length);
pVerTex = pLine.ToPoint;
}
}
//获取选中的几何特征
pGeo = pSelFeature.Shape;
//得到索引
pPointIndex = EditVertexClass.GetVertexIndex(pVerTex, pGeo);
//如果是首点，则设置为最后一个点
if (pPointIndex == 0)
{
pPointIndex = pSegmentCollection.SegmentCount;
}
IPointCollection pPolygonPointCol = null;
pPolygonPointCol = pSelFeature.ShapeCopy as IPointCollection;
pPolygonPointCol.InsertPoints(pPointIndex, 1, ref pPoint);
m_EngineEditor.StartOperation();
//拓扑操作
IPolygon pPolygon = null;
IPolyline pPlyline = null;
if (pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon ||
pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryEnvelope)
{
pPolygon = pPolygonPointCol as IPolygon;
pPolygon.Close();
pTopoOpt = pPolygon as ITopologicalOperator;
pTopoOpt.Simplify();
pSelFeature.Shape = pPolygon;
pSelFeature.Store();
}
else if (pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline ||
pFeaturelayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryLine)
{
pPlyline = pPolygonPointCol as IPolyline;
pTopoOpt = pPlyline as ITopologicalOperator;
pTopoOpt.Simplify();
pSelFeature.Shape = pPlyline;
pSelFeature.Store();
}
//停止编辑
m_EngineEditor.StopOperation("AddVertexTool");
//显示顶点
EditVertexClass.ShowAllVertex(pFeaturelayer);
}
catch (Exception ex)
{
}
}
public override void OnMouseUp(int Button, int Shift, int X, int Y)
{
if (Button != 1)
{
return;
}
//if (m_engineEditor.SelectionCount < 1) return;
if (m_rotateTracker == null)
{
return;
}
IEnumFeature pEnumFeature;
IFeature pFeature;
ITransform2D pTrans2D;
bool bChanged = m_rotateTracker.OnMouseUp();
if (bChanged == false)
{
return;
}
try
{
if (this.DoubleCheck(m_rotateTracker) == false)
{
return;
}
IEnvelope pSelEnvelope = null;
pEnumFeature = m_hookHelper.ActiveView.Selection as IEnumFeature;
pEnumFeature.Reset();
pFeature = pEnumFeature.Next();
m_engineEditor.StartOperation();
while (pFeature != null)
{
if (pSelEnvelope == null)
{
pSelEnvelope = pFeature.Extent;
}
else if (pFeature.Extent.IsEmpty == false)
{
pSelEnvelope.Union(pFeature.Extent);
}
//如果选中的是地物
if (pFeature.FeatureType == esriFeatureType.esriFTSimple || pFeature.FeatureType == esriFeatureType.esriFTDimension ||
pFeature.FeatureType == esriFeatureType.esriFTSimpleEdge || pFeature.FeatureType == esriFeatureType.esriFTSimpleJunction)
{
pTrans2D = pFeature.ShapeCopy as ITransform2D;
//旋转要素
pTrans2D.Rotate(m_rotateTracker.Origin, m_rotateTracker.Angle);
pFeature.Shape = pTrans2D as IGeometry;
pFeature.Store();
}
if (pFeature.FeatureType == esriFeatureType.esriFTAnnotation)
{
double angle = m_rotateTracker.Angle / Math.PI * 180;
int i = pFeature.Fields.FindField("Angle");
double oldAngle = (double)pFeature.get_Value(i);
double newAngle = oldAngle + angle;
if (newAngle > 360)
{
newAngle = angle - 360;
}
if (newAngle < -360)
{
newAngle = angle + 360;
}
pFeature.set_Value(i, newAngle);
pFeature.Store();
}
pFeature = pEnumFeature.Next();
}
m_engineEditor.StopOperation("Rotate Features");
m_mapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
m_mapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, pSelEnvelope);
}
catch (Exception ex)
{
m_engineEditor.AbortOperation();
}
finally
{
pEnumFeature = null;
pFeature = null;
pTrans2D = null;
}
}
private void button1_Click(object sender, EventArgs e)
{
try
{
string saveString = comboBox1.Text;
// 属性过滤
IQueryFilter pQueryFilter = new QueryFilter();
if (pItems.Count > 0)
{
pQueryFilter.WhereClause = saveString;
}
else
{
pQueryFilter.WhereClause = null;
}
// 要素游标
//启动编辑
IFeatureLayer pFeatureLayer = mLayer as IFeatureLayer;
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
IWorkspace workspace = null;
IEngineEditor mEngineEditor = mEngineEditor = new EngineEditorClass();
if (pFeatureClass.FeatureDataset != null)
{
workspace = pFeatureClass.FeatureDataset.Workspace;
IMap mMap = mAxMapControl1.Map;
mEngineEditor.EditSessionMode = esriEngineEditSessionMode.esriEngineEditSessionModeVersioned;
mEngineEditor.StartEditing(workspace, mMap);
((IEngineEditLayers)mEngineEditor).SetTargetLayer(pFeatureLayer, -1);
mEngineEditor.StartOperation();
}
IFeatureCursor pFCursor = pFeatureClass.Search(pQueryFilter, false);
IFeature pFeature = pFCursor.NextFeature();
//todo
string str = getQueryString();
pFeature.Shape = GetMergeGeometry(str);
pFeature.Store();
//pFCursor.Flush();
//删除语句
pItems.Remove(saveString);
for (int i = 0; i < pItems.Count; i++)
{
delectSelectedCells(pItems[i]);
}
this.Close();
if (workspace != null)
{
mEngineEditor.StopEditing(true);
}
XtraMessageBox.Show("合并成功", "提示信息", MessageBoxButtons.OK);
mAxMapControl1.Refresh();
}
catch (Exception ex)
{
XtraMessageBox.Show(ex.Message, "合并失败", MessageBoxButtons.OK);
}
}