protected override void OnInit()
{
Register(config => config.Named("from_wkb")
.WithParameter(p => p.Named("source").OfType(PrimitiveTypes.Binary()))
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.FromWkb(args[0])))
.ReturnsType(SpatialType.Geometry()));
Register(config => config.Named("from_wkt")
.WithParameter(p => p.Named("source").OfType(PrimitiveTypes.String()))
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.FromWkt(context.Request, args[0])))
.ReturnsType(SpatialType.Geometry()));
Register(config => config.Named("to_wkt")
.WithParameter(p => p.Named("g").OfType(SpatialType.Geometry()))
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.ToWkt(args[0])))
.ReturnsString());
Register(config => config.Named("to_wkb")
.WithParameter(p => p.Named("g").OfType(SpatialType.Geometry()))
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.ToWkb(args[0])))
.ReturnsBinary());
Register(config => config.Named("envelope")
.WithParameter(p => p.Named("g").OfType(SpatialType.Geometry()))
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.Envelope(args[0])))
.ReturnsType(SpatialType.Geometry()));
Register(config => config.Named("distance")
.WithParameter(p => p.Named("g1").OfType(SpatialType.Geometry()))
.WithParameter(p => p.Named("g2").OfType(SpatialType.Geometry()))
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.Distance(args[0], args[1])))
.ReturnsNumeric());
Register(config => config.Named("contains")
.WithSpatialParameter("g1")
.WithSpatialParameter("g2")
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.Contains(args[0], args[1])))
.ReturnsBoolean());
Register(config => config.Named("area")
.WithSpatialParameter("g")
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.Area(args[0])))
.ReturnsSpatialType());
Register(config => config.Named("boundary")
.WithSpatialParameter("g")
.WhenExecute(context => Simple(context, args => SpatialSystemFunctions.Boundary(args[0])))
.ReturnsSpatialType());
// TODO: Implement the functions
}
public bool IsComparable(SpatialType other)
{
// TODO: Is this a good assumption?
return Srid.Equals(other.Srid);
}
public static IFunctionConfiguration ReturnsSpatialType(this IFunctionConfiguration configuration)
{
return(configuration.ReturnsType(SpatialType.Geometry()));
}
public static IFunctionConfiguration WithSpatialParameter(this IFunctionConfiguration configuration, string name)
{
return(configuration.WithParameter(name, SpatialType.Geometry()));
}
public bool IsComparable(SpatialType other)
{
// TODO: Is this a good assumption?
return(Srid.Equals(other.Srid));
}