Class SpatialOperation

A clause that compares a stored geometry to a supplied geometry. For more explanation of each operation, consider looking at the source implementation of Evaluate(IShape, IShape).

See ESRIs docs on spatial relations

This is a Lucene.NET EXPERIMENTAL API, use at your own risk
Inheritance
System.Object
SpatialOperation
Namespace: Lucene.Net.Spatial.Queries
Assembly: Lucene.Net.Spatial.dll
Syntax
public abstract class SpatialOperation : object

Constructors

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SpatialOperation(String, Boolean, Boolean, Boolean)

Declaration
protected SpatialOperation(string name, bool scoreIsMeaningful, bool sourceNeedsArea, bool targetNeedsArea)
Parameters
Type Name Description
System.String name
System.Boolean scoreIsMeaningful
System.Boolean sourceNeedsArea
System.Boolean targetNeedsArea

Fields

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BBoxIntersects

Bounding box of the indexed shape.

Declaration
public static readonly SpatialOperation BBoxIntersects
Field Value
Type Description
SpatialOperation
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BBoxWithin

Bounding box of the indexed shape.

Declaration
public static readonly SpatialOperation BBoxWithin
Field Value
Type Description
SpatialOperation
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Contains

Declaration
public static readonly SpatialOperation Contains
Field Value
Type Description
SpatialOperation
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Intersects

Declaration
public static readonly SpatialOperation Intersects
Field Value
Type Description
SpatialOperation
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IsDisjointTo

Declaration
public static readonly SpatialOperation IsDisjointTo
Field Value
Type Description
SpatialOperation
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IsEqualTo

Declaration
public static readonly SpatialOperation IsEqualTo
Field Value
Type Description
SpatialOperation
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IsWithin

Declaration
public static readonly SpatialOperation IsWithin
Field Value
Type Description
SpatialOperation
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Overlaps

Declaration
public static readonly SpatialOperation Overlaps
Field Value
Type Description
SpatialOperation

Properties

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IsScoreMeaningful

Declaration
public virtual bool IsScoreMeaningful { get; }
Property Value
Type Description
System.Boolean
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IsTargetNeedsArea

Declaration
public virtual bool IsTargetNeedsArea { get; }
Property Value
Type Description
System.Boolean
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Name

Declaration
public virtual string Name { get; }
Property Value
Type Description
System.String
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SourceNeedsArea

Declaration
public virtual bool SourceNeedsArea { get; }
Property Value
Type Description
System.Boolean
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Values

Declaration
public static IList<SpatialOperation> Values { get; }
Property Value
Type Description
IList<SpatialOperation>

Methods

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Evaluate(IShape, IShape)

Returns whether the relationship between indexedShape and queryShape is satisfied by this operation.

Declaration
public abstract bool Evaluate(IShape indexedShape, IShape queryShape)
Parameters
Type Name Description
IShape indexedShape
IShape queryShape
Returns
Type Description
System.Boolean
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Get(String)

Declaration
public static SpatialOperation Get(string v)
Parameters
Type Name Description
System.String v
Returns
Type Description
SpatialOperation
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Is(SpatialOperation, SpatialOperation[])

Declaration
public static bool Is(SpatialOperation op, params SpatialOperation[] tst)
Parameters
Type Name Description
SpatialOperation op
SpatialOperation[] tst
Returns
Type Description
System.Boolean
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ToString()

Declaration
public override string ToString()
Returns
Type Description
System.String