public void OnMouseMove(int button, int shift, int x, int y)
{
IPoint point = this.m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(x, y);
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
try
{
if (engineEditor.SnapPoint(point))
{
this.m_Cursor = ToolCursor.VertexSelected;
}
else
{
this.m_Cursor = ToolCursor.Add;
}
}
catch
{
}
if (this.m_IsUsed)
{
IPoint point2 = this.m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(x, y);
this.m_LineFeedback.MoveTo(point2);
}
}
private bool IsSnapPoint(IPoint pPoint)
{
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
if (engineEditor.SnapAgentCount != 1)
{
return(false);
}
try
{
if (engineEditor.SnapPoint(pPoint))
{
this._snapPoint = pPoint;
return(true);
}
return(false);
}
catch
{
return(false);
}
}
private ISnappingResult method_0(IPoint ipoint_1)
{
IActiveView focusMap = this._appContext.MapControl.Map as IActiveView;
IPoint pointClass = new ESRI.ArcGIS.Geometry.Point();
pointClass.PutCoords(ipoint_1.X, ipoint_1.Y);
IEngineSnapEnvironment engineSnapEnvironment = ApplicationRef.AppContext.Config.EngineSnapEnvironment;
ISnappingResult snappingResult = null;
if (engineSnapEnvironment is ISnapEnvironment)
{
ISnapEnvironment snapEnvironment = engineSnapEnvironment as ISnapEnvironment;
if ((snapEnvironment == null || !ApplicationRef.AppContext.Config.UseSnap
? false
: snapEnvironment.SnapPoint(pointClass, ipoint_1)))
{
SnappingResult snappingResult1 = new SnappingResult()
{
X = ipoint_1.X,
Y = ipoint_1.Y
};
snappingResult = snappingResult1;
}
}
else if ((engineSnapEnvironment == null || !ApplicationRef.AppContext.Config.UseSnap
? false
: engineSnapEnvironment.SnapPoint(ipoint_1)))
{
SnappingResult snappingResult2 = new SnappingResult()
{
X = ipoint_1.X,
Y = ipoint_1.Y
};
snappingResult = snappingResult2;
}
return(snappingResult);
}
public static void Snap2Point(IPoint ipoint_0, IPoint ipoint_1, esriSimpleMarkerStyle esriSimpleMarkerStyle_0,
IActiveView iactiveView_0, IEngineSnapEnvironment iengineSnapEnvironment_0)
{
IHitTest mPPointColn;
double num;
int num1;
int num2;
bool flag;
double mapUnits;
IPoint pointClass;
if (!Editor.UseOldSnap)
{
ISnappingResult snappingResult = SketchToolAssist.m_psnaper.Snap(ipoint_0);
if (snappingResult == null)
{
if (SketchToolAssist.m_pAP == null)
{
SketchToolAssist.m_pAP = new AnchorPoint()
{
Symbol = SketchShareEx.m_pSym as ISymbol
};
}
SketchToolAssist.m_pAP.MoveTo(SketchShareEx.m_pAnchorPoint, iactiveView_0.ScreenDisplay);
}
else
{
SketchShareEx.m_pAnchorPoint = snappingResult.Location;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(snappingResult.Location, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(snappingResult.Location, esriSimpleMarkerStyle_0, iactiveView_0);
}
}
}
else
{
SketchShareEx.m_pSym.Style = esriSimpleMarkerStyle_0;
if (iengineSnapEnvironment_0 is ISnapEnvironment)
{
ISnapEnvironment iengineSnapEnvironment0 = iengineSnapEnvironment_0 as ISnapEnvironment;
if ((iengineSnapEnvironment0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment0.SnapPoint(SketchShareEx.LastPoint, ipoint_0)))
{
if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = CommonHelper.ConvertPixelsToMapUnits(iactiveView_0,
iengineSnapEnvironment0.SnapTolerance);
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (
!mPPointColn.HitTest(ipoint_0, mapUnits,
esriGeometryHitPartType.esriGeometryPartVertex, pointClass, ref num, ref num1,
ref num2, ref flag))
{
SketchShareEx.m_bSnapSuccessful = false;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
return;
}
ipoint_0.PutCoords(pointClass.X, pointClass.Y);
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
return;
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
return;
}
}
}
}
else
{
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
}
}
else if ((iengineSnapEnvironment_0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment_0.SnapPoint(ipoint_0)))
{
if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = iengineSnapEnvironment_0.SnapTolerance;
if (iengineSnapEnvironment_0.SnapToleranceUnits ==
esriEngineSnapToleranceUnits.esriEngineSnapTolerancePixels)
{
mapUnits = CommonHelper.ConvertPixelsToMapUnits(iactiveView_0,
iengineSnapEnvironment_0.SnapTolerance);
}
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (
!mPPointColn.HitTest(ipoint_0, mapUnits, esriGeometryHitPartType.esriGeometryPartVertex,
pointClass, ref num, ref num1, ref num2, ref flag))
{
SketchShareEx.m_bSnapSuccessful = false;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
return;
}
ipoint_0.PutCoords(pointClass.X, pointClass.Y);
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
return;
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
return;
}
}
}
}
else
{
SketchShareEx.m_bSnapSuccessful = true;
if (SketchToolAssist.m_pAP != null)
{
SketchToolAssist.m_pAP.MoveTo(ipoint_0, iactiveView_0.ScreenDisplay);
}
else
{
SketchToolAssist.AddNewAnchorPt(ipoint_0, esriSimpleMarkerStyle_0, iactiveView_0);
}
}
}
}
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);
}
private static ISnappingResult OldSnap(IPoint ipoint_0, IActiveView pActiveView,
IEngineSnapEnvironment iengineSnapEnvironment_0)
{
IHitTest mPPointColn;
double num;
int num1;
int num2;
bool flag;
double mapUnits;
IPoint pointClass;
ISnappingResult snappingResult = null;
if (iengineSnapEnvironment_0 is ISnapEnvironment)
{
ISnapEnvironment iengineSnapEnvironment0 = iengineSnapEnvironment_0 as ISnapEnvironment;
if (
!(iengineSnapEnvironment0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment0.SnapPoint(SketchToolAssist.LastPoint, ipoint_0)))
{
SnappingResult snappingResult1 = new SnappingResult()
{
X = ipoint_0.X,
Y = ipoint_0.Y
};
snappingResult = snappingResult1;
}
else if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = CommonHelper.ConvertPixelsToMapUnits(pActiveView,
iengineSnapEnvironment0.SnapTolerance);
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (mPPointColn.HitTest(ipoint_0, mapUnits, esriGeometryHitPartType.esriGeometryPartVertex,
pointClass, ref num, ref num1, ref num2, ref flag))
{
SnappingResult snappingResult2 = new SnappingResult()
{
X = pointClass.X,
Y = pointClass.Y
};
snappingResult = snappingResult2;
}
}
}
}
else if (
!(iengineSnapEnvironment_0 == null || !ApplicationRef.AppContext.Config.UseSnap
? true
: !iengineSnapEnvironment_0.SnapPoint(ipoint_0)))
{
SnappingResult snappingResult3 = new SnappingResult()
{
X = ipoint_0.X,
Y = ipoint_0.Y
};
snappingResult = snappingResult3;
}
else if (ApplicationRef.AppContext.Config.IsSnapSketch)
{
mPPointColn = SketchToolAssist.m_pPointColn as IHitTest;
if (mPPointColn != null)
{
num = 0;
num1 = 0;
num2 = 0;
flag = false;
mapUnits = iengineSnapEnvironment_0.SnapTolerance;
if (iengineSnapEnvironment_0.SnapToleranceUnits ==
esriEngineSnapToleranceUnits.esriEngineSnapTolerancePixels)
{
mapUnits = CommonHelper.ConvertPixelsToMapUnits(pActiveView,
iengineSnapEnvironment_0.SnapTolerance);
}
if (mapUnits == 0)
{
mapUnits = 3;
}
pointClass = new ESRI.ArcGIS.Geometry.Point();
if (mPPointColn.HitTest(ipoint_0, mapUnits, esriGeometryHitPartType.esriGeometryPartVertex,
pointClass, ref num, ref num1, ref num2, ref flag))
{
SnappingResult snappingResult4 = new SnappingResult()
{
X = pointClass.X,
Y = pointClass.Y
};
snappingResult = snappingResult4;
}
}
}
return(snappingResult);
}