private static bool DetermineIfPolygonIsOuter(LocationCollection poly, List <LocationCollection> LoopList, int currentIndex)
{
//Assumption is that all points are inside.
//therefore it is necessary to only test one point
bool IsInside = false;
bool FoundPolyOutsideThisOne = false;
Location point = poly[0];
for (int i = 0; i < LoopList.Count; i++)
{
if (i != currentIndex) // make sure to exclude current loop from checking
{
LocationCollection loop = LoopList[i];
IsInside = PolygonLocationChecking.IsLocationInComplexPolygon(loop, null, point);
if (IsInside == true)
{
FoundPolyOutsideThisOne = true;
break;
}
}
}
if (FoundPolyOutsideThisOne == true)
{
return(false);
}
else
{
return(true);
}
}
public string GetActiveLocationId(Location point, string Layer)
{
string Id = null;
if (Layer != null)
{
if (polygonDictionary == null)
{
this.InitializeShapes(Layer);
}
if (polygonDictionary != null)
{
List <MapAnalyticalPolygon> activeLayerData = polygonDictionary[Layer];
if (activeLayerData != null)
{
foreach (MapAnalyticalPolygon ap in activeLayerData)
{
bool IsInside = PolygonLocationChecking.IsLocationInComplexPolygon(ap.OuterLoop, ap.InnerLoops, point);
if (IsInside)
{
Id = ap.ObjectId;
}
}
}
}
}
return(Id);
}
