public void InsertPoint(int partIndex, int pointIndex, IPoint newPoint)
{
// TODO: 添加 ModifyMultiPoint.WSGRI.DigitalFactory.DFQuery.IModifyGeometry.InsertPoint 实现
IPointCollection pColl = (IPointCollection)Feature.Shape;
if ((partIndex >= -1) && (partIndex <= pColl.PointCount))
{
pColl.InsertPoints(partIndex, 1, ref newPoint);
Feature.Shape = (IGeometry)pColl;
Feature.Store();
}
}
public void InsertPoint(int partIndex, int pointIndex, IPoint newPoint)
{
// TODO: 添加 ModifyMultiPoint.WSGRI.DigitalFactory.DFQuery.IModifyGeometry.InsertPoint 实现
IPointCollection pColl = (IPointCollection)m_GeoColl.get_Geometry(partIndex);
if ((pointIndex >= -1) && (pointIndex <= pColl.PointCount))
{
//object none = Type.Missing;
pColl.InsertPoints(pointIndex, 1, ref newPoint);
Feature.Store();
}
}
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)
{
}
}
private void SnapPoint()
{
IEngineSnapEnvironment engineEditor = Editor.UniqueInstance.EngineEditor as IEngineSnapEnvironment;
IEngineEditSketch sketch = Editor.UniqueInstance.EngineEditor as IEngineEditSketch;
IPointCollection points = sketch.Geometry as IPointCollection;
bool flag = false;
if (sketch.GeometryType == esriGeometryType.esriGeometryPolygon)
{
flag = true;
}
if ((points.PointCount != 1) && (!flag || (points.PointCount != 2)))
{
IEngineFeatureSnapAgent agent2 = engineEditor.get_SnapAgent(0) as IEngineFeatureSnapAgent;
esriSpatialRelEnum esriSpatialRelIntersects = esriSpatialRelEnum.esriSpatialRelIntersects;
if (agent2.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{
esriSpatialRelIntersects = esriSpatialRelEnum.esriSpatialRelTouches;
}
IPoint lastPoint = sketch.LastPoint;
List <IFeature> pFeatures = new List <IFeature>();
ISpatialFilter filter = new SpatialFilterClass {
Geometry = lastPoint,
SpatialRel = esriSpatialRelIntersects,
SubFields = agent2.FeatureClass.OIDFieldName + "," + agent2.FeatureClass.ShapeFieldName,
GeometryField = agent2.FeatureClass.ShapeFieldName
};
IFeatureCursor o = agent2.FeatureClass.Search(filter, false);
IFeature item = o.NextFeature();
while (item != null)
{
if (item.HasOID && !item.Shape.IsEmpty)
{
pFeatures.Add(item);
item = o.NextFeature();
}
}
Marshal.ReleaseComObject(o);
if (pFeatures.Count >= 1)
{
IPoint queryPoint = null;
if (flag)
{
queryPoint = points.get_Point(points.PointCount - 3);
}
else
{
queryPoint = points.get_Point(points.PointCount - 2);
}
List <IFeature> list2 = new List <IFeature>();
filter = new SpatialFilterClass {
Geometry = queryPoint,
SpatialRel = esriSpatialRelIntersects,
SubFields = agent2.FeatureClass.OIDFieldName + "," + agent2.FeatureClass.ShapeFieldName,
GeometryField = agent2.FeatureClass.ShapeFieldName
};
o = null;
o = agent2.FeatureClass.Search(filter, false);
item = o.NextFeature();
while (item != null)
{
if (item.HasOID && !item.Shape.IsEmpty)
{
list2.Add(item);
item = o.NextFeature();
}
}
Marshal.ReleaseComObject(o);
if (list2.Count >= 1)
{
IList <IFeature> list3 = new List <IFeature>();
for (int i = 0; i < list2.Count; i++)
{
if (this.ContainFeature(pFeatures, list2[i]))
{
list3.Add(list2[i]);
}
}
IFeature feature2 = null;
if (list3.Count == 1)
{
feature2 = list3[0];
}
else
{
if (list3.Count == 0)
{
return;
}
if (list3.Count == pFeatures.Count)
{
IFeatureLayer pLayer = Editor.UniqueInstance.SnapLayers[0];
SnapExFeatures features = new SnapExFeatures(pFeatures, this._hookHelper, pLayer);
features.ShowDialog();
if (features.Index == -1)
{
return;
}
feature2 = pFeatures[features.Index];
features = null;
}
}
double hitDistance = -1.0;
int hitSegmentIndex = -1;
int hitPartIndex = -1;
bool bRightSide = false;
IGeometry geometry = this.ProjectGeometry(feature2.Shape);
IHitTest test = geometry as IHitTest;
if (test.HitTest(lastPoint, engineEditor.SnapTolerance, esriGeometryHitPartType.esriGeometryPartVertex, null, ref hitDistance, ref hitPartIndex, ref hitSegmentIndex, ref bRightSide))
{
int num5 = -1;
double num6 = -1.0;
int num7 = -1;
int num8 = -1;
bool flag4 = false;
int part = sketch.Part;
IHitTest test2 = geometry as IHitTest;
if (test2.HitTest(queryPoint, engineEditor.SnapTolerance, esriGeometryHitPartType.esriGeometryPartVertex, null, ref num6, ref num8, ref num7, ref flag4))
{
IPolyline polyline3;
if (flag)
{
num5 = points.PointCount - 2;
}
else
{
num5 = points.PointCount - 1;
}
IGeometryCollection geometrys = geometry as IGeometryCollection;
IPointCollection points2 = geometrys.get_Geometry(hitPartIndex) as IPointCollection;
IPolyline polyline = new PolylineClass();
IPolyline polyline2 = new PolylineClass();
IPointCollection points3 = polyline as IPointCollection;
IPointCollection points4 = polyline2 as IPointCollection;
object before = Missing.Value;
object after = Missing.Value;
IPoint inPoint = null;
bool flag6 = false;
if (num7 > hitSegmentIndex)
{
int num9 = hitSegmentIndex;
hitSegmentIndex = num7;
num7 = num9;
flag6 = true;
}
int num10 = 0;
if (flag)
{
for (num10 = num7; num10 <= hitSegmentIndex; num10++)
{
inPoint = points2.get_Point(num10);
points3.AddPoint(inPoint, ref before, ref after);
}
int num11 = points2.PointCount - 1;
for (num10 = hitSegmentIndex; num10 < num11; num10++)
{
inPoint = points2.get_Point(num10);
points4.AddPoint(inPoint, ref before, ref after);
}
for (num10 = 0; num10 <= num7; num10++)
{
inPoint = points2.get_Point(num10);
points4.AddPoint(inPoint, ref before, ref after);
}
if (polyline.Length <= polyline2.Length)
{
polyline3 = polyline;
}
else
{
polyline3 = polyline2;
flag6 = true;
}
}
else
{
num10 = num7;
while (num10 <= hitSegmentIndex)
{
inPoint = points2.get_Point(num10);
points3.AddPoint(inPoint, ref before, ref after);
num10++;
}
polyline3 = polyline;
}
IPointCollection points5 = polyline3 as IPointCollection;
int index = num5;
if (flag6)
{
for (num10 = points5.PointCount - 2; num10 > 0; num10--)
{
IPoint newPoints = (points5.get_Point(num10) as IClone).Clone() as IPoint;
points.InsertPoints(index, 1, ref newPoints);
index++;
}
}
else
{
for (num10 = 1; num10 < (points5.PointCount - 1); num10++)
{
IPoint point7 = (points5.get_Point(num10) as IClone).Clone() as IPoint;
points.InsertPoints(index, 1, ref point7);
index++;
}
}
}
}
}
}
}
}
public void OnMouseDown(int button, int shift, int x, int y)
{
this._bMouse = true;
IPoint point = this._hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(x, y);
this._tool.OnMouseDown(1, shift, x, y);
if (this._bFinished)
{
this._bFinished = false;
}
else
{
try
{
if (this._snappingEnv == null)
{
return;
}
IPointSnapper pointSnapper = this._snappingEnv.PointSnapper;
ISnappingResult result = pointSnapper.Snap(point);
IEngineEditSketch engineEditor = Editor.UniqueInstance.EngineEditor as IEngineEditSketch;
IPointCollection points = engineEditor.Geometry as IPointCollection;
if (!this._bStarted)
{
this.CreateFeed();
if (result != null)
{
this._lineFeedback.Start(result.Location);
}
this._bStarted = true;
return;
}
IGeometry geometry = engineEditor.Geometry;
if (geometry == null)
{
return;
}
IPointCollection points2 = geometry as IPointCollection;
IPolyline polyline = this._lineFeedback.Stop();
int index = 0;
if (engineEditor.GeometryType == esriGeometryType.esriGeometryPolygon)
{
index = points.PointCount - 2;
}
else
{
index = points.PointCount - 1;
}
if (polyline != null)
{
IPointCollection points3 = (IPointCollection)polyline;
for (int i = 1; i < (points3.PointCount - 1); i++)
{
IPoint point2 = points3.get_Point(i);
IPoint newPoints = (point2 as IClone).Clone() as IPoint;
if (pointSnapper.Snap(point2).Type == esriSnappingType.esriSnappingTypeVertex)
{
points2.InsertPoints(index, 1, ref newPoints);
index++;
}
}
}
int hDC = this._hookHelper.ActiveView.ScreenDisplay.hDC;
this._lineFeedback.Stop();
this._lineFeedback.Refresh(hDC);
if (result != null)
{
this._lineFeedback.Start(result.Location);
}
if (button == 2)
{
this.OnDblClick();
}
engineEditor.RefreshSketch();
}
catch (Exception exception)
{
this.mErrOpt.ErrorOperate(this.mSubSysName, "ShapeEdit.SnapEx", "OnMouseUp", exception.GetHashCode().ToString(), exception.Source, exception.Message, "", "", "");
}
this._bMouse = false;
}
}