public override void Visit(GeoWalkContext <LineString> ls)
{
// Line strings are used as items in polygons, but in an isolated context
// they also neeed to be introduced with BeginGeography
if (!ls.HasParentCorrespondingTo <Polygon>())
{
_bld.BeginGeography(OpenGisGeographyType.LineString);
}
AddAsBeginFigure(ls.Item.Coordinates[0]);
foreach (var position in ls.Item.Coordinates.Skip(1))
{
AddAsLine(position);
}
_bld.EndFigure();
if (!ls.HasParentCorrespondingTo <Polygon>())
{
_bld.EndGeography();
}
}
public override void Visit(GeoWalkContext <Point> p)
{
if (p.HasParentCorrespondingTo <Feature>() && FeatureRepresentsCircle((Feature)p.Parent.Item))
{
return;
}
_bld.BeginGeography(OpenGisGeographyType.Point);
PointFigure(p.Item);
_bld.EndGeography();
}
