private int CreateFlatEnds([NotNull] NeighboredSegmentsSubpart segmentsSubpartx,
double rowDistance,
[NotNull] Dictionary <FeaturePoint, SegmentInfo> flatEnds,
[NotNull] ContinuationFinder continuationFinder,
bool atStart)
{
var errorCount = 0;
double sumLength = 0;
SegmentProxyInfo first = null;
foreach (SegmentProxyInfo info in
GetSegmentProxies(segmentsSubpartx, continuationFinder, atStart))
{
first = first ?? info;
var segmentPartKey = new SegmentPart(info.SegmentProxy, 0, 1, complete: true);
NeighboredSegmentsSubpart segmentsSubpart = info.Subpart;
SegmentParts neighboredParts;
segmentsSubpart.SegmentNeighbors.TryGetValue(segmentPartKey,
out neighboredParts);
var featurePointKey =
new FeaturePoint(
segmentsSubpart.BaseFeature, segmentsSubpart.TableIndex,
segmentPartKey.PartIndex, segmentPartKey.SegmentIndex);
SegmentInfo segmentInfo;
if (!flatEnds.TryGetValue(featurePointKey, out segmentInfo))
{
// TODO revise: neighboredParts can be null here, but SegmentInfo property is later expected to be NotNull
segmentInfo = new SegmentInfo(neighboredParts);
flatEnds.Add(featurePointKey, segmentInfo);
}
if (atStart)
{
segmentInfo.FlatStart = true;
}
else
{
segmentInfo.FlatEnd = true;
}
if (info != first)
{
errorCount += VerifyAngle(first, info, rowDistance, segmentsSubpart);
}
sumLength += info.SegmentProxy.Length;
if (sumLength >= rowDistance)
{
break;
}
}
return(errorCount);
}
private int VerifyAngle([NotNull] SegmentProxyInfo first,
[NotNull] SegmentProxyInfo compare,
double lineWidth,
[NotNull] SegmentsSubpart subpart)
{
if (ReportAngledEndError == null)
{
return(0);
}
double dir0;
IPnt pnt0;
double dir1;
IPnt pnt1;
if (first.SegmentProxy.SegmentIndex < compare.SegmentProxy.SegmentIndex)
{
dir0 = first.SegmentProxy.GetDirectionAt(0);
pnt0 = first.SegmentProxy.GetPointAt(0);
dir1 = compare.SegmentProxy.GetDirectionAt(0);
pnt1 = compare.SegmentProxy.GetPointAt(0);
}
else
{
dir0 = first.SegmentProxy.GetDirectionAt(1);
pnt0 = first.SegmentProxy.GetPointAt(1);
dir1 = compare.SegmentProxy.GetDirectionAt(1);
pnt1 = compare.SegmentProxy.GetPointAt(1);
}
// TODO revise length/angle calculation in case of intermittent segments
double dx = pnt0.X - pnt1.X;
double dy = pnt0.Y - pnt1.Y;
double segmentLength = Math.Sqrt(dx * dx + dy * dy);
return(HasInconsistentLineEnd(lineWidth, dir0, dir1, segmentLength)
? ReportAngledEndError(new AngleEndError(subpart, pnt1, pnt0))
: 0);
}
