public IGeometry CreateSineStar(int nPts) {
var gsf = new SineStarFactory(_geomFact);
gsf.Centre = _origin;
gsf.Size = _size;
gsf.NumPoints = nPts;
gsf.ArmLengthRatio = 0.1;
gsf.NumArms = 20;
var poly = gsf.CreateSineStar();
return poly;
}
static IGeometry CreateSineStar(Coordinate origin, double size, int nPts)
{
SineStarFactory gsf = new SineStarFactory();
gsf.Centre = origin;
gsf.Size = size;
gsf.NumPoints = nPts;
gsf.ArmLengthRatio = 0.1;
gsf.NumArms = 20;
IGeometry poly = gsf.CreateSineStar();
return poly;
}
public RandomGeometryHelper(IGeometryFactory factory)
{
Factory = factory;
_geometricShapeFactory = new SineStarFactory(factory);
CreateCoordinate = () => new Coordinate();
Ordinates = Ordinates.XY;
MinX = -180;
MaxX = 180;
MinY = -90;
MaxY = 90;
}
/// <summary>
/// Creates a sine star with the given parameters.
/// </summary>
/// <param name="origin">The origin point.</param>
/// <param name="size">The size of the star.</param>
/// <param name="nPts">The number of points in the star.</param>
/// <param name="nArms">The number of arms to generate.</param>
/// <param name="armLengthRatio">The arm length ratio.</param>
/// <returns>A sine star shape.</returns>
public static Geometry Create(Coordinate origin, double size, int nPts, int nArms, double armLengthRatio)
{
var gsf = new SineStarFactory
{
Centre = origin,
Size = size,
NumPoints = nPts,
ArmLengthRatio = armLengthRatio,
NumArms = nArms,
};
var poly = gsf.CreateSineStar();
return(poly);
}
private static IGeometry CreateLine(Coordinate @base, double size, int nPts)
{
var gsf = new SineStarFactory();
gsf.Centre = @base;
gsf.Size = size;
gsf.NumPoints = nPts;
var circle = gsf.CreateSineStar();
// System.out.println(circle);
return circle.Boundary;
}
private static IGeometry CreateSineStar(Coordinate origin, double size, int nPts)
{
var gsf = new SineStarFactory
{Centre = origin, Size = size, NumPoints = nPts, ArmLengthRatio = 2, NumArms = 20};
var poly = gsf.CreateSineStar();
return poly;
}
