protected override IEnumerable <SegmentProxy> GetSegmentsCore()
{
int pointCount = Points.Points.Count;
for (int i = 1; i < pointCount; i++)
{
var segment = new WksSegmentProxy(Points, PartIndex, i - 1);
yield return(segment);
}
}
protected override SegmentProxy GetSegmentCore(int segmentIndex)
{
var segment = new WksSegmentProxy(Points, PartIndex, segmentIndex);
return(segment);
}
public PartProxy([NotNull] BoxTree <SegmentProxy> boxTree,
int partIndex,
[NotNull] IPointCollection4 baseGeometry)
{
_partIndex = partIndex;
SpatialReference = ((IGeometry)baseGeometry).SpatialReference;
_points = new WKSPointZ[baseGeometry.PointCount];
GeometryUtils.QueryWKSPointZs(baseGeometry, _points);
var segmentCollection = baseGeometry as ISegmentCollection;
if (segmentCollection == null)
{
return;
}
SegmentCount = segmentCollection.SegmentCount;
IsClosed = ((ICurve)segmentCollection).IsClosed;
segmentCollection.HasNonLinearSegments(ref _hasNonLinearSegs);
if (_hasNonLinearSegs)
{
_nonLinearSegments = new Dictionary <int, AoSegmentProxy>();
IEnumSegment enumSeg = segmentCollection.EnumSegments;
bool recycling = enumSeg.IsRecycling;
ISegment segment;
int outPartIndex = 0;
int outSegmentIndex = 0;
enumSeg.Next(out segment, ref outPartIndex, ref outSegmentIndex);
while (segment != null)
{
var line = segment as ILine;
SegmentProxy segmentProxy;
if (line != null)
{
segmentProxy = new WksSegmentProxy(this, _partIndex, outSegmentIndex);
}
else
{
var aoSegmentProxy = new AoSegmentProxy(recycling
? GeometryFactory.Clone(segment)
: segment,
_partIndex, outSegmentIndex);
_nonLinearSegments.Add(outSegmentIndex, aoSegmentProxy);
segmentProxy = aoSegmentProxy;
}
boxTree.Add(segmentProxy.Extent, segmentProxy);
if (recycling)
{
Marshal.ReleaseComObject(segment);
}
enumSeg.Next(out segment, ref outPartIndex, ref outSegmentIndex);
}
}
else
{
int segmentCount = segmentCollection.SegmentCount;
for (int segmentIndex = 0; segmentIndex < segmentCount; segmentIndex++)
{
var wksSegmentProxy = new WksSegmentProxy(this, _partIndex, segmentIndex);
boxTree.Add(wksSegmentProxy.Extent, wksSegmentProxy);
}
}
}