// final Point openString[] = { new Point(1220, 1320),
// new Point(1220, 2320), new Point(3000, 2320),
// new Point(3520, 1720), new Point(3000, 1320), };
//
// final Point3D openString3[] = { new Point3D(1220, 1320, 11),
// new Point3D(1220, 2320, 2), new Point3D(3000, 2320, 3),
// new Point3D(3520, 1720, 4), new Point3D(3000, 1320, 5), };
internal virtual com.epl.geometry.Point _GenerateNewPoint()
{
if (points.Count == maxcount)
{
return(_RandomizeExisting());
}
com.epl.geometry.Point pt;
double f = random.NextDouble() - 0.5;
if (points.Count == 0)
{
pt = env.GetCenter();
}
else
{
pt = points.Last();
}
// pt.x = pt.x + env.Width() * f;
pt.SetX(pt.GetX() + maxlen * f);
f = 1.0 * random.NextDouble() - 0.5;
pt.SetY(pt.GetY() + env.GetHeight() * f);
pt.SetY(pt.GetY() + maxlen * f);
pt = _snapClip(pt, env);
points.Add(pt);
return(pt);
}
internal static com.epl.geometry.Geometry PolylineMinusArea_(com.epl.geometry.Geometry geometry, com.epl.geometry.Geometry area, int area_type, com.epl.geometry.SpatialReference sr, com.epl.geometry.ProgressTracker progress_tracker)
{
// construct the complement of the Polygon (or Envelope)
com.epl.geometry.Envelope envelope = new com.epl.geometry.Envelope();
geometry.QueryEnvelope(envelope);
com.epl.geometry.Envelope2D env_2D = new com.epl.geometry.Envelope2D();
area.QueryEnvelope2D(env_2D);
envelope.Merge(env_2D);
double dw = 0.1 * envelope.GetWidth();
double dh = 0.1 * envelope.GetHeight();
envelope.Inflate(dw, dh);
com.epl.geometry.Polygon complement = new com.epl.geometry.Polygon();
complement.AddEnvelope(envelope, false);
com.epl.geometry.MultiPathImpl complementImpl = (com.epl.geometry.MultiPathImpl)(complement._getImpl());
if (area_type == com.epl.geometry.Geometry.GeometryType.Polygon)
{
com.epl.geometry.MultiPathImpl polygonImpl = (com.epl.geometry.MultiPathImpl)(area._getImpl());
complementImpl.Add(polygonImpl, true);
}
else
{
complementImpl.AddEnvelope((com.epl.geometry.Envelope)(area), true);
}
com.epl.geometry.OperatorFactoryLocal projEnv = com.epl.geometry.OperatorFactoryLocal.GetInstance();
com.epl.geometry.OperatorIntersection operatorIntersection = (com.epl.geometry.OperatorIntersection)projEnv.GetOperator(com.epl.geometry.Operator.Type.Intersection);
com.epl.geometry.Geometry difference = operatorIntersection.Execute(geometry, complement, sr, progress_tracker);
return(difference);
}
public RandomCoordinateGenerator(int count, com.epl.geometry.Envelope e, double tol)
{
env = e;
maxlen = (env.GetWidth() + env.GetHeight()) / 2 * 0.1;
points = new System.Collections.Generic.List <com.epl.geometry.Point>();
points.Capacity = count;
tolerance = tol;
maxcount = count;
}
