public void FindCurves(String Name, IFeatureClass pFabricLinesFC, ISelectionSet selSet, string whereClause, myProgessor progressor)
{
CurveByInferenceSettings.FieldPositions positions = new CurveByInferenceSettings.FieldPositions((ITable)pFabricLinesFC);
if (!positions.ValidCheckFields)
{
messageBox.Show(string.Format("One or more of the following fields are missing ({0}, {1})", CurveByInferenceSettings.Instance.RadiusFieldName, CurveByInferenceSettings.Instance.CenterpointIDFieldName));
}
IQueryFilter qFilter = new QueryFilter();
if (String.IsNullOrEmpty(whereClause))
{
qFilter.WhereClause = "CenterPointID is null and Radius is null";
}
else
{
qFilter.WhereClause = string.Concat(whereClause, " and CenterPointID is null and Radius is null");
}
IFeatureCursor cursor = null;
if (selSet != null)
{
ICursor c;
ISelectionSet subset = selSet.Select(qFilter, esriSelectionType.esriSelectionTypeIDSet, esriSelectionOption.esriSelectionOptionNormal, null);
progressor.setStepProgressorProperties(subset.Count, String.Format("Layer {0}: Evaluating Selected Features", Name));
subset.Search(null, true, out c);
cursor = (IFeatureCursor)c;
}
else
{
progressor.setStepProgressorProperties(((ITable)pFabricLinesFC).RowCount(qFilter), String.Format("Layer {0}: Evaluating Features", Name));
cursor = pFabricLinesFC.Search(qFilter, true);
}
//ISelectionSet pSelSet = pFabricLinesFC.Select(qFilter, esriSelectionType.esriSelectionTypeIDSet, esriSelectionOption.esriSelectionOptionNormal, null);
//progressor.setStepProgressorProperties(pSelSet.Count, String.Format("Layer {0}: Evaluating Features", Name));
//ICursor cursor = null;
//pSelSet.Search(null, false, out cursor);
IFeature pLineFeat = null;
while ((pLineFeat = (IFeature)cursor.NextFeature() as IFeature) != null)
{
if (!progressor.Continue())
break;
progressor.Step();
if (!Curves.Any(w => w.ObjectID == pLineFeat.OID))
{
IGeometry pGeom = pLineFeat.ShapeCopy;
ISegmentCollection pSegColl = pGeom as ISegmentCollection;
ISegment pSeg = null;
if (pSegColl != null && pSegColl.SegmentCount == 1)
{
pSeg = pSegColl.get_Segment(0);
}
else
{
if (pSegColl == null)
messageBox.Show(String.Format("The shape for objectid {0} could not be converted to a segement collection.", pLineFeat.OID));
//todo: but for now, only deals with single segment short segments
Marshal.ReleaseComObject(pLineFeat);
continue;
}
//if the geometry is a circular arc and the attributes reflect that, move on to the next feature
//obsolete, filter is pushed to database
//if (pSeg is ICircularArc)
//{
// object dVal1 = pLineFeat.get_Value(idxRADIUS);
// object dVal2 = pLineFeat.get_Value(idxCENTERPTID);
// if (!(dVal1 is DBNull) && !(dVal2 is DBNull))
// {
// Marshal.ReleaseComObject(pLineFeat);
// continue;
// }
//}
//query near lines
List<RelatedLine> tangentLines;
List<RelatedCurve> sCurveInfoFromNeighbours = GetTangentCurveMatchFeatures(pFabricLinesFC, pLineFeat, (IPolycurve)pGeom, "", positions.RadiusFieldIdx, positions.CenterpointIDFieldIdx, pSeg.Length, out tangentLines);
if(sCurveInfoFromNeighbours.Count > 0)
//if (HasTangentCurveMatchFeatures(pFabricLinesFC, (IPolycurve)pGeom, "", pSeg.Length, out iFoundTangent, ref sCurveInfoFromNeighbours))
{
InferredCurve curve = new InferredCurve(pLineFeat.OID, Name, sCurveInfoFromNeighbours);
IPolyline polyLine = (IPolyline)pGeom;
curve.FromPoint = polyLine.FromPoint;
curve.ToPoint = polyLine.ToPoint;
//evaluated the position of any tangent lines, and determines if there is a junction situation. If there is, it will:
// Retrun true with curve.Accepted set
// Return true without curve.Accepted set
// Return false (this indicates that the junction has been used to verify that this segemnt should not have a curve)
if (evaluateJunctions(curve, tangentLines))
{
//junction couldn't eliminate the curve, so return it
Curves.Add(curve);
curve.PropertyChanged += new PropertyChangedEventHandler(curve_PropertyChanged);
curve.Parcel = (int)pLineFeat.get_Value(positions.ParcelIDFieldIdx);
if (!curve.HasValue) //if the junction logic didn't set the curve
{
//check to see if one of the tange curves overlap
if (curve.TangentCurves[0].Orientation == RelativeOrientation.Same || curve.TangentCurves[0].Orientation == RelativeOrientation.Reverse)
{
curve.InferredRadius = curve.TangentCurves[0].Radius;
curve.InferredCenterpointID = curve.TangentCurves[0].CenterpointID;
}
else
{
//check radial and tangent lines (both need a single centerpoint and radius tangent curve (check done in function)
RefineToBestRadiusAndCenterPoint(curve, pFabricLinesFC, pLineFeat, (IPolycurve)pGeom, tangentLines);
}
}
//if the curve has an accepted curve (ie, it's a candidate to be changed), record the parcel id
//if (curve.Accepted != null)
// affectedParcels.Add();
//cache the parcel so it can be looked up later
}
}
}
Marshal.ReleaseComObject(pLineFeat);
}
Marshal.ReleaseComObject(cursor);
Total = Curves.Count;
Inferred = Curves.Count(w => w.Action == UpdateAction.Update);
}
/// <summary>
/// ��㡢�յ����Ҫ�ӱ߶���
/// </summary>
/// <param name="bIsFromOver"></param>
/// <param name="bIsToOver"></param>
/// <param name="ipToSpatialFilter"></param>
/// <param name="ipFromSpatialFilter"></param>
/// <param name="ipSourceRow"></param>
/// <param name="ipSourceCursor"></param>
/// <param name="ipTargetSelectionSet"></param>
/// <param name="sMatchEdgeWhereClause"></param>
/// <param name="lSourceRowOID"></param>
/// <param name="sSourceRowOID"></param>
/// <param name="sOIDs"></param>
/// <param name="sCheckInfos"></param>
/// <returns></returns>
private bool JointFromToPoints(bool bIsFromOver, bool bIsToOver, ISpatialFilter ipToSpatialFilter,
ISpatialFilter ipFromSpatialFilter,
ref IRow ipSourceRow, ICursor ipSourceCursor, ISelectionSet ipTargetSelectionSet,
string sMatchEdgeWhereClause, int lSourceRowOID, string sSourceRowOID,
ref List<string> sOIDs, ref List<string> sCheckInfos)
{
try
{
int lFromSelectionCount, lToSelectionCount;
ISelectionSet ipFromSelectionSet = null;
ISelectionSet ipToSelectionSet = null;
if (bIsFromOver == false)
{
try
{
ipFromSelectionSet = ipTargetSelectionSet.Select(ipFromSpatialFilter,
esriSelectionType.esriSelectionTypeHybrid,
esriSelectionOption.esriSelectionOptionNormal,
null);
}
catch (Exception ex)
{
SendMessage(enumMessageType.Exception, ex.ToString());
Marshal.ReleaseComObject(ipSourceRow);
ipSourceRow = ipSourceCursor.NextRow();
return false;
}
lFromSelectionCount = ipFromSelectionSet.Count;
}
else
{
lFromSelectionCount = 0;
}
if (bIsToOver == false)
{
try
{
ipToSelectionSet =
ipTargetSelectionSet.Select(ipToSpatialFilter,
esriSelectionType.esriSelectionTypeHybrid,
esriSelectionOption.esriSelectionOptionNormal,
null);
}
catch (Exception ex)
{
SendMessage(enumMessageType.Exception, ex.ToString());
Marshal.ReleaseComObject(ipSourceRow);
ipSourceRow = ipSourceCursor.NextRow();
return false;
}
lToSelectionCount = ipToSelectionSet.Count;
}
else
{
lToSelectionCount = 0;
}
if (lFromSelectionCount > 0 && lToSelectionCount > 0)
{
//�������յ��ͼ��ͼ�νӱ�
ipFromSpatialFilter.WhereClause = sMatchEdgeWhereClause;
ipToSpatialFilter.WhereClause = sMatchEdgeWhereClause;
ISelectionSet ipFromAttrSelectionSet, ipToAttrSelectionSet;
ipFromAttrSelectionSet =
ipFromSelectionSet.Select(ipFromSpatialFilter,
esriSelectionType.esriSelectionTypeHybrid,
esriSelectionOption.esriSelectionOptionNormal, null);
ipToAttrSelectionSet =
ipToSelectionSet.Select(ipToSpatialFilter,
esriSelectionType.esriSelectionTypeHybrid,
esriSelectionOption.esriSelectionOptionNormal, null);
int lFromAttrSelectionCount, lToAttrSelectionCount;
lFromAttrSelectionCount = ipFromAttrSelectionSet.Count;
lToAttrSelectionCount = ipToAttrSelectionSet.Count;
if (lFromAttrSelectionCount > 0 && lToAttrSelectionCount > 0)
{
//�����յ������Խӱ�
//�ж������յ�Ľӱ߶����Ƿ����һ��
ICursor ipFromAttrCursor, ipToAttrCursor;
ipFromAttrSelectionSet.Search(null, false, out ipFromAttrCursor);
ipToAttrSelectionSet.Search(null, false, out ipToAttrCursor);
//����
IRow ipFromAttrRow = ipFromAttrCursor.NextRow();
int nFromAttr = 0;
while (ipFromAttrRow != null)
{
int lFromAttrOID = ipFromAttrRow.OID;
if (lFromAttrOID != lSourceRowOID)
{
nFromAttr++;
}
ipFromAttrRow = ipFromAttrCursor.NextRow();
}
//�ж��յ�
IRow ipToAttrRow = ipToAttrCursor.NextRow();
int nToAttr = 0;
while (ipToAttrRow != null)
{
int lToAttrOID = ipToAttrRow.OID;
if (lToAttrOID != lSourceRowOID)
{
nToAttr++;
}
ipToAttrRow = ipToAttrCursor.NextRow();
}
Marshal.ReleaseComObject(ipFromAttrCursor);
Marshal.ReleaseComObject(ipToAttrCursor);
string sInfo = null;
if (nFromAttr > 1 && nToAttr > 1)
{
sOIDs.Add(sSourceRowOID);
sInfo = sSourceRowOID + "Ҫ����㴦��" + nFromAttr + "���ӱ߶���;�յ㴦��" + nToAttr +
"���ӱ߶���";
sCheckInfos.Add(sInfo);
}
else if (nFromAttr > 1)
{
sOIDs.Add(sSourceRowOID);
sInfo = sSourceRowOID + "Ҫ����㴦��" + nFromAttr + "���ӱ߶���";
sCheckInfos.Add(sInfo);
}
else if (nToAttr > 1)
{
sOIDs.Add(sSourceRowOID);
sInfo = sSourceRowOID + "Ҫ���յ㴦��" + nToAttr + "���ӱ߶���";
sCheckInfos.Add(sInfo);
}
}
else if (lFromAttrSelectionCount > 0)
{
//��������Խӱ߶���,�յ�û�����Խӱ߶���
ICursor ipFromAttrCursor = null;
ipFromAttrSelectionSet.Search(null, false, out ipFromAttrCursor);
//����
IRow ipFromAttrRow = ipFromAttrCursor.NextRow();
int nFromAttr = 0;
while (ipFromAttrRow != null)
{
int lFromAttrOID = ipFromAttrRow.OID;
if (lFromAttrOID != lSourceRowOID)
{
nFromAttr++;
}
ipFromAttrRow = ipFromAttrCursor.NextRow();
}
Marshal.ReleaseComObject(ipFromAttrCursor);
if (nFromAttr > 1)
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ����㴦��" + nFromAttr + "���ӱ߶���,�����յ㴦�ӱ߶�������Բ�ͬ";
sCheckInfos.Add(sInfo);
}
else
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ���յ㴦�ӱ߶�������Բ�ͬ";
sCheckInfos.Add(sInfo);
}
}
else if (lToAttrSelectionCount > 0)
{
//�յ������Խӱ߶���,���û�����Խӱ߶���
//�ж��յ�
ICursor ipToAttrCursor = null;
ipToAttrSelectionSet.Search(null, false, out ipToAttrCursor);
IRow ipToAttrRow = ipToAttrCursor.NextRow();
int nToAttr = 0;
while (ipToAttrRow != null)
{
int lToAttrOID = ipToAttrRow.OID;
if (lToAttrOID != lSourceRowOID)
{
nToAttr++;
}
ipToAttrRow = ipToAttrCursor.NextRow();
}
Marshal.ReleaseComObject(ipToAttrCursor);
if (nToAttr > 1)
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ���յ㴦��" + nToAttr + "���ӱ߶���,������㴦�ӱ߶�������Բ�ͬ";
sCheckInfos.Add(sInfo);
}
else
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ����㴦�ӱ߶�������Բ�ͬ";
sCheckInfos.Add(sInfo);
}
}
else
{
sOIDs.Add(sSourceRowOID);
//�����յ㶼û�����Խӱ߶���
string sInfo = sSourceRowOID + "Ҫ�������յ㴦�нӱ߶���,�����Բ�ͬ";
sCheckInfos.Add(sInfo);
}
}
else if (lFromSelectionCount > 0)
{
ipFromSpatialFilter.WhereClause = sMatchEdgeWhereClause;
ISelectionSet ipFromAttrSelectionSet =
ipFromSelectionSet.Select(ipFromSpatialFilter,
esriSelectionType.esriSelectionTypeHybrid,
esriSelectionOption.esriSelectionOptionNormal, null);
int lFromAttrSelectionCount = ipFromAttrSelectionSet.Count;
if (lFromAttrSelectionCount > 0)
{
//��������Խӱ߶���
ICursor ipFromAttrCursor = null;
ipFromAttrSelectionSet.Search(null, false, out ipFromAttrCursor);
//����
IRow ipFromAttrRow = ipFromAttrCursor.NextRow();
int nFromAttr = 0;
while (ipFromAttrRow != null)
{
int lFromAttrOID = ipFromAttrRow.OID;
if (lFromAttrOID != lSourceRowOID)
{
nFromAttr++;
}
ipFromAttrRow = ipFromAttrCursor.NextRow();
}
Marshal.ReleaseComObject(ipFromAttrCursor);
if (nFromAttr > 1)
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ����㴦��" + nFromAttr + "���ӱ߶���,�����յ㴦ȱ�ٽӱ߶���";
sCheckInfos.Add(sInfo);
}
else
{
if (nFromAttr < 1)
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ���յ㴦ȱ�ٽӱ߶���";
sCheckInfos.Add(sInfo);
}
}
}
else
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ����㴦�нӱ߶���,�����Բ�ͬ;�����յ㴦ȱ�ٽӱ߶���";
sCheckInfos.Add(sInfo);
}
}
else if (lToSelectionCount > 0)
{
ipToSpatialFilter.WhereClause = sMatchEdgeWhereClause;
ISelectionSet ipToAttrSelectionSet =
ipToSelectionSet.Select(ipToSpatialFilter,
esriSelectionType.esriSelectionTypeHybrid,
esriSelectionOption.esriSelectionOptionNormal, null);
int lToAttrSelectionCount = ipToAttrSelectionSet.Count;
if (lToAttrSelectionCount > 0)
{
//�յ������Խӱ߶���
ICursor ipToAttrCursor = null;
ipToAttrSelectionSet.Search(null, false, out ipToAttrCursor);
//�ж��յ�
IRow ipToAttrRow = ipToAttrCursor.NextRow();
int nToAttr = 0;
while (ipToAttrRow != null)
{
int lToAttrOID = ipToAttrRow.OID;
if (lToAttrOID != lSourceRowOID)
{
nToAttr++;
}
ipToAttrRow = ipToAttrCursor.NextRow();
}
Marshal.ReleaseComObject(ipToAttrCursor);
if (nToAttr > 1)
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "Ҫ���յ㴦��" + nToAttr + "���ӱ߶���,������㴦ȱ�ٽӱ߶���";
sCheckInfos.Add(sInfo);
}
else
{
if (nToAttr < 1)
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "%sҪ����㴦ȱ�ٽӱ߶���";
sCheckInfos.Add(sInfo);
}
}
}
else
{
sOIDs.Add(sSourceRowOID);
string sInfo = sSourceRowOID + "%sҪ���յ㴦�нӱ߶���,�����Բ�ͬ;������㴦ȱ�ٽӱ߶���";
sCheckInfos.Add(sInfo);
}
}
else
{
if (bIsFromOver == false && bIsToOver == false)
{
sOIDs.Add(sSourceRowOID);
//û��ͼ�νӱ�
string sInfo = sSourceRowOID + "Ҫ�������յ㴦��ȱ�ٶ�Ӧ�Ľӱ߶���";
sCheckInfos.Add(sInfo);
}
}
if (ipFromSelectionSet != null)
{
Marshal.ReleaseComObject(ipFromSelectionSet);
}
if (ipToSelectionSet != null)
{
Marshal.ReleaseComObject(ipToSelectionSet);
}
return true;
}
catch (Exception ex)
{
SendMessage(enumMessageType.Exception, ex.ToString());
Marshal.ReleaseComObject(ipSourceRow);
ipSourceRow = ipSourceCursor.NextRow();
return false;
}
}