public static void Subtract(ITopology pTopology, ITopologyErrorFeature pTopoErrorFeat)
{
IGeometry geometry;
string[] strArray;
frmSelectMergeFeature feature3;
IFeatureClass class2 = (pTopology as IFeatureClassContainer).get_ClassByID(pTopoErrorFeat.OriginClassID);
IFeatureClass class3 = null;
try
{
if (pTopoErrorFeat.DestinationClassID != 0)
{
class3 = (pTopology as IFeatureClassContainer).get_ClassByID(pTopoErrorFeat.DestinationClassID);
}
}
catch
{
}
IFeature feature = null;
IFeature feature2 = null;
ITopologicalOperator shapeCopy = null;
switch (pTopoErrorFeat.TopologyRuleType)
{
case esriTopologyRuleType.esriTRTAreaNoOverlap:
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature2 = class2.GetFeature(pTopoErrorFeat.DestinationOID);
geometry = (feature.ShapeCopy as ITopologicalOperator).Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
break;
}
feature.Delete();
break;
case esriTopologyRuleType.esriTRTAreaCoveredByAreaClass:
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
shapeCopy = feature.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
return;
}
feature.Delete();
return;
case esriTopologyRuleType.esriTRTAreaAreaCoverEachOther:
strArray = new string[]
{
class2.AliasName + "-" + pTopoErrorFeat.OriginOID,
class3.AliasName + "-" + pTopoErrorFeat.DestinationOID
};
feature3 = new frmSelectMergeFeature
{
FeatureInfos = strArray,
Text = "删除"
};
if (feature3.ShowDialog() == DialogResult.OK)
{
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature2 = class3.GetFeature(pTopoErrorFeat.DestinationOID);
if (feature3.SelectedIndex != 0)
{
shapeCopy = feature2.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature2.Delete();
}
else
{
feature2.Shape = geometry;
feature2.Store();
}
return;
}
shapeCopy = feature.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
return;
}
feature.Delete();
}
return;
case ((esriTopologyRuleType)6):
case (esriTopologyRuleType.esriTRTAreaNoOverlapArea | esriTopologyRuleType.esriTRTAreaNoGaps):
return;
case esriTopologyRuleType.esriTRTAreaCoveredByArea:
if (pTopoErrorFeat.OriginOID <= 0)
{
feature2 = class3.GetFeature(pTopoErrorFeat.DestinationOID);
geometry =
(feature2.ShapeCopy as ITopologicalOperator).Difference((pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature2.Delete();
}
else
{
feature2.Shape = geometry;
feature2.Store();
}
return;
}
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
geometry = (feature.ShapeCopy as ITopologicalOperator).Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
return;
}
feature.Delete();
return;
case esriTopologyRuleType.esriTRTAreaNoOverlapArea:
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature2 = class3.GetFeature(pTopoErrorFeat.DestinationOID);
geometry = (feature.ShapeCopy as ITopologicalOperator).Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
}
else
{
feature.Delete();
}
geometry =
(feature2.ShapeCopy as ITopologicalOperator).Difference((pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature2.Delete();
}
else
{
feature2.Shape = geometry;
feature2.Store();
}
return;
case esriTopologyRuleType.esriTRTLineCoveredByAreaBoundary:
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
shapeCopy = feature.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
return;
}
feature.Delete();
return;
case esriTopologyRuleType.esriTRTLineNoOverlap:
strArray = new string[]
{
class2.AliasName + "-" + pTopoErrorFeat.OriginOID,
class2.AliasName + "-" + pTopoErrorFeat.DestinationOID
};
feature3 = new frmSelectMergeFeature
{
FeatureInfos = strArray
};
if (feature3.ShowDialog() == DialogResult.OK)
{
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature2 = class2.GetFeature(pTopoErrorFeat.DestinationOID);
if (feature3.SelectedIndex != 0)
{
shapeCopy = feature2.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature2.Delete();
}
else
{
feature2.Shape = geometry;
feature2.Store();
}
return;
}
shapeCopy = feature.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
return;
}
feature.Delete();
}
return;
case esriTopologyRuleType.esriTRTLineNoIntersection:
strArray = new string[]
{
class2.AliasName + "-" + pTopoErrorFeat.OriginOID,
class2.AliasName + "-" + pTopoErrorFeat.DestinationOID
};
feature3 = new frmSelectMergeFeature
{
FeatureInfos = strArray
};
if (feature3.ShowDialog() == DialogResult.OK)
{
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature2 = class2.GetFeature(pTopoErrorFeat.DestinationOID);
if (feature3.SelectedIndex != 0)
{
shapeCopy = feature2.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature2.Delete();
}
else
{
feature2.Shape = geometry;
feature2.Store();
}
return;
}
shapeCopy = feature.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Difference((pTopoErrorFeat as IFeature).Shape);
if (!geometry.IsEmpty)
{
feature.Shape = geometry;
feature.Store();
return;
}
feature.Delete();
}
return;
case esriTopologyRuleType.esriTRTLineNoIntersectOrInteriorTouch:
strArray = new string[]
{
class2.AliasName + "-" + pTopoErrorFeat.OriginOID,
class2.AliasName + "-" + pTopoErrorFeat.DestinationOID
};
feature3 = new frmSelectMergeFeature
{
FeatureInfos = strArray,
Text = "删除"
};
if (feature3.ShowDialog() == DialogResult.OK)
{
feature = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature2 = class2.GetFeature(pTopoErrorFeat.DestinationOID);
if (feature3.SelectedIndex != 0)
{
geometry =
(feature2.ShapeCopy as ITopologicalOperator).Difference(
(pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature2.Delete();
}
else
{
feature2.Shape = geometry;
feature2.Store();
}
return;
}
geometry =
(feature.ShapeCopy as ITopologicalOperator).Difference((pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature.Delete();
}
else
{
feature.Shape = geometry;
feature.Store();
}
}
return;
default:
return;
}
geometry = (feature2.ShapeCopy as ITopologicalOperator).Difference((pTopoErrorFeat as IFeature).Shape);
if (geometry.IsEmpty)
{
feature2.Delete();
}
else
{
feature2.Shape = geometry;
feature2.Store();
}
}
public static void Merge(ITopology pTopology, ITopologyErrorFeature pTopoErrorFeat)
{
frmSelectMergeFeature feature;
IGeometry geometry;
IFeature feature2;
IFeature feature3;
ITopologicalOperator shapeCopy;
IFeatureClass class2 = (pTopology as IFeatureClassContainer).get_ClassByID(pTopoErrorFeat.OriginClassID);
IFeatureClass class3 = null;
try
{
if (pTopoErrorFeat.DestinationClassID != 0)
{
class3 = (pTopology as IFeatureClassContainer).get_ClassByID(pTopoErrorFeat.DestinationClassID);
}
}
catch
{
}
string[] strArray = new string[2];
switch (pTopoErrorFeat.TopologyRuleType)
{
case esriTopologyRuleType.esriTRTAreaNoOverlap:
strArray[0] = class2.AliasName + "-" + pTopoErrorFeat.OriginOID;
strArray[1] = class2.AliasName + "-" + pTopoErrorFeat.DestinationOID;
feature = new frmSelectMergeFeature
{
FeatureInfos = strArray
};
if (feature.ShowDialog() == DialogResult.OK)
{
feature2 = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature3 = class2.GetFeature(pTopoErrorFeat.DestinationOID);
if (feature.SelectedIndex == 0)
{
shapeCopy = feature2.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Union(feature3.Shape);
feature2.Shape = geometry;
feature2.Store();
feature3.Delete();
}
else
{
shapeCopy = feature3.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Union(feature2.Shape);
feature3.Shape = geometry;
feature3.Store();
feature2.Delete();
}
}
break;
case esriTopologyRuleType.esriTRTAreaNoOverlapArea:
strArray[0] = class2.AliasName + "-" + pTopoErrorFeat.OriginOID;
strArray[1] = class3.AliasName + "-" + pTopoErrorFeat.DestinationOID;
feature = new frmSelectMergeFeature
{
FeatureInfos = strArray
};
if (feature.ShowDialog() == DialogResult.OK)
{
feature2 = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature3 = class3.GetFeature(pTopoErrorFeat.DestinationOID);
if (feature.SelectedIndex == 0)
{
shapeCopy = feature2.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Union(feature3.Shape);
feature2.Shape = geometry;
feature2.Store();
feature3.Delete();
}
else
{
shapeCopy = feature3.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Union(feature2.Shape);
feature3.Shape = geometry;
feature3.Store();
feature2.Delete();
}
}
break;
case esriTopologyRuleType.esriTRTLineNoPseudos:
strArray[0] = class2.AliasName + "-" + pTopoErrorFeat.OriginOID;
strArray[1] = class3.AliasName + "-" + pTopoErrorFeat.DestinationOID;
feature = new frmSelectMergeFeature
{
FeatureInfos = strArray
};
if (feature.ShowDialog() == DialogResult.OK)
{
feature2 = class2.GetFeature(pTopoErrorFeat.OriginOID);
feature3 = class3.GetFeature(pTopoErrorFeat.DestinationOID);
if (feature.SelectedIndex == 0)
{
shapeCopy = feature2.ShapeCopy as ITopologicalOperator;
geometry = shapeCopy.Union(feature3.Shape);
feature2.Shape = geometry;
feature2.Store();
feature3.Delete();
}
else
{
geometry = (feature3.ShapeCopy as ITopologicalOperator).Union(feature2.Shape);
feature3.Shape = geometry;
feature3.Store();
feature2.Delete();
}
}
break;
}
}