static private List <FeaInfoClass> GetClosedContour(IFeatureLayer conFyr)
{
List <FeaInfoClass> temperClosedline = new List <FeaInfoClass>();
IFeatureCursor pFeaCursor = conFyr.FeatureClass.Search(null, false);
IFeature pFeature = pFeaCursor.NextFeature();
while (pFeature != null)
{
IPointCollection ptCol = pFeature.Shape as IPointCollection;
if (Math.Abs(ptCol.get_Point(0).X - ptCol.get_Point(ptCol.PointCount - 1).X) < 0.01 && Math.Abs(ptCol.get_Point(0).Y - ptCol.get_Point(ptCol.PointCount - 1).Y) < 0.01)
{
FeaInfoClass fInClass = new FeaInfoClass();
fInClass.ConFea = pFeature;
fInClass.Z = Math.Round(ptCol.get_Point(0).Z, 0);
temperClosedline.Add(fInClass);
}
else
{
FeaInfoClass fInClass = new FeaInfoClass();
fInClass.ConFea = pFeature;
fInClass.Z = Math.Round(ptCol.get_Point(0).Z, 0);
openline.Add(fInClass);
}
pFeature = pFeaCursor.NextFeature();
}
return(temperClosedline);
}
static private List <FeaInfoClass> OrderedOfClosedCon(IFeatureLayer conFyr)
{
List <FeaInfoClass> getClosedLine = GetClosedContour(conFyr);
List <FeaInfoClass> temperlist = new List <FeaInfoClass>();
for (int i = 0; i < getClosedLine.Count - 1; i++)
{
FeaInfoClass fClass = new FeaInfoClass();
for (int j = 0; j < getClosedLine.Count - 1; j++)
{
if (getClosedLine[j + 1].Z >= getClosedLine[j].Z)
{
fClass = getClosedLine[j + 1];
getClosedLine[j + 1] = getClosedLine[j];
getClosedLine[j] = fClass;
}
}
}
return(temperlist = getClosedLine);
}