public void SetGeomAsCenteredRing(List <Network> networks)
{
/* . . ..
* . ...
* . . X. .
* . . .
* .. ..
* . . . . .
*
*/
//1.) pick the highest power level observation with the best accuracy
//2.) find the lowest power level reading with the best accuracy
//calculate the distance, smooth it a bit, and draw a circle that size.
//so... we have tons of observations for any given network.
for (int i = 0; i < networks.Count; i++)
{
var net = networks[i];
if (net.Observations.Count == 0)
{
//TODO: Fix -- cell towers
continue;
}
var closest = PickBestObservation(net, true);
var furthest = PickBestObservation(net, false);
if ((closest == null) || (furthest == null))
{
continue;
}
var closestPT = closest.GetPoint();
var furthestPT = furthest.GetPoint();
var dist = closestPT.Distance(furthestPT);
if (dist > 0.005)
{
//too big
continue;
}
//draw circle.
var fact = new NetTopologySuite.Utilities.GeometricShapeFactory(GeometryFactory.Default);
var pt = closestPT;
var env = new Envelope(pt.X + dist, pt.X - dist, pt.Y + dist, pt.Y - dist);
fact.Envelope = env;
fact.Centre = closestPT.Coordinate;
fact.NumPoints = 24;
fact.Size = dist;
net.Geom = fact.CreateCircle();
}
}
private static IGeometry CreateCircle(Coordinate origin, double size, int nPts)
{
var gsf = new NetTopologySuite.Utilities.GeometricShapeFactory();
gsf.Centre = origin;
gsf.Size = size;
gsf.NumPoints = nPts;
var circle = gsf.CreateCircle();
// Polygon gRect = gsf.createRectangle();
// Geometry g = gRect.getExteriorRing();
return circle;
}
private static IGeometry CreateCircle(Coordinate origin, double size, int nPts)
{
var gsf = new NetTopologySuite.Utilities.GeometricShapeFactory();
gsf.Centre = origin;
gsf.Size = size;
gsf.NumPoints = nPts;
var circle = gsf.CreateCircle();
// Polygon gRect = gsf.createRectangle();
// Geometry g = gRect.getExteriorRing();
return(circle);
}
public void TestSerializable()
{
var fact = new GeometryFactory();
var gsf = new NetTopologySuite.Utilities.GeometricShapeFactory(fact) ;
gsf.Size = 250;
var g = (Geometry)gsf.CreateCircle();
// serialize the object
byte[] bytes = null;
Assert.DoesNotThrow(() => bytes = SerializationUtility.Serialize(g));
// Assert that there was some serialized content produced
Assert.IsNotNull(bytes, "There was no serialized packet produced");
Assert.IsTrue(bytes.Length > 0, "There was no data in the serialized packet produced");
// deserialize and check
var gCopy = SerializationUtility.Deserialize<Geometry>(bytes);
Assert.IsTrue(gCopy.EqualsExact(g), "The deserialized object does not match the original");
}
public void TestSerializable()
{
var fact = new GeometryFactory();
var gsf = new NetTopologySuite.Utilities.GeometricShapeFactory(fact);
gsf.Size = 250;
var g = (Geometry)gsf.CreateCircle();
// serialize the object
byte[] bytes = null;
Assert.DoesNotThrow(() => bytes = SerializationUtility.Serialize(g));
// Assert that there was some serialized content produced
Assert.IsNotNull(bytes, "There was no serialized packet produced");
Assert.IsTrue(bytes.Length > 0, "There was no data in the serialized packet produced");
// deserialize and check
var gCopy = SerializationUtility.Deserialize <Geometry>(bytes);
Assert.IsTrue(gCopy.EqualsExact(g), "The deserialized object does not match the original");
}
