public static void LoadReservoirSurfacesFromLayer(List <ReservoirSurface> surfaces, BasicFeatureLayer surfacesLayer)
{
using (var cursor = surfacesLayer.Search())
{
while (cursor.MoveNext())
{
using (Row row = cursor.Current)
{
ReservoirSurface reservoirSurface = new ReservoirSurface();
reservoirSurface.ObjectID = (int)row["ObjectID"];
reservoirSurface.DamID = (int)row["DamID"];
reservoirSurface.Polygon = (row as Feature).GetShape() as Polygon;
surfaces.Add(reservoirSurface);
}
}
}
}
private static async Task PolygonsForContours(List <CandidateDam> candidates, List <Contour> contours, PolylineBuilder polylineBuilder)
{
foreach (var contour in contours)
{
var contourGeometry = contour.Polyline;
int counter = 0;
int contourHeight = 0;
foreach (var candidate in candidates.Where(c => c.ContourID == contour.ObjectID).ToList())
{
try
{
while (polylineBuilder.CountParts > 0)
{
polylineBuilder.RemovePart(0);
}
//add the full contour
polylineBuilder.AddParts(contourGeometry.Parts);
//split at the endpoint
polylineBuilder.SplitAtDistance(candidate.EndPointDistance, false, true);
if (candidate.DamSpansContourStart)
{
//remove the part of the contour after the endpoint
//split at the startpoint
if (candidate.StartPointDistance != 0)
{
polylineBuilder.SplitAtDistance(candidate.StartPointDistance, false, true);
//remove the part of the polyline before the startpoint
polylineBuilder.RemovePart(1);
}
//Handle the situation, when the startpoint is on the very beginning of the contour line
else
{
polylineBuilder.RemovePart(0);
}
}
else
{
//remove the part of the contour after the endpoint
polylineBuilder.RemovePart(1);
//split at the startpoint
if (candidate.StartPointDistance != 0)
{
polylineBuilder.SplitAtDistance(candidate.StartPointDistance, false, true);
//remove the part of the polyline before the startpoint
polylineBuilder.RemovePart(0);
}
}
var newPolygon3D = PolygonBuilder.CreatePolygon(polylineBuilder.ToGeometry().Copy3DCoordinatesToList(), SpatialReference);
ReservoirSurface surface = new ReservoirSurface();
surface.Polygon = GeometryEngine.Instance.Move(newPolygon3D, 0, 0, candidate.ContourHeight) as Polygon;
surface.DamID = (long)candidate.ObjectID;
surface.ContourHeight = (short)candidate.ContourHeight;
surfaces.Add(surface);
counter++;
contourHeight = candidate.ContourHeight;
}
catch (Exception ex)
{
SharedFunctions.Log("Error for DamID " + candidate.ObjectID + " for ContourHeight " + candidate.ContourHeight + ": (" + ex.Message + ")");
}
}
SharedFunctions.Log("Created " + surfaces.Count.ToString("N0") + " Polygons ... " + counter.ToString("N0") + " for Contour " + contour.ObjectID + " (" + contour.Height + " m)");
}
}
