Class Key

A Key is a unique identifier for a node in a quadtree. It contains a lower-left point and a level number. The level number is the power of two for the size of the node envelope.
Inheritance
System.Object
Key
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Mars.Common.Collections
Assembly: Mars.Common.dll
Syntax
public class Key

Constructors

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Key(Envelope)

Declaration
public Key(Envelope itemEnv)
Parameters
Type Name Description
NetTopologySuite.Geometries.Envelope itemEnv

Properties

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Centre

Declaration
public Coordinate Centre { get; }
Property Value
Type Description
NetTopologySuite.Geometries.Coordinate
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Envelope

Declaration
public Envelope Envelope { get; }
Property Value
Type Description
NetTopologySuite.Geometries.Envelope
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Level

Declaration
public int Level { get; }
Property Value
Type Description
System.Int32
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Point

Declaration
public Coordinate Point { get; }
Property Value
Type Description
NetTopologySuite.Geometries.Coordinate

Methods

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ComputeKey(Envelope)

Return a square envelope containing the argument envelope, whose extent is a power of two and which is based at a power of 2.
Declaration
public void ComputeKey(Envelope itemEnv)
Parameters
Type Name Description
NetTopologySuite.Geometries.Envelope itemEnv
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ComputeQuadLevel(Envelope)

Declaration
public static int ComputeQuadLevel(Envelope env)
Parameters
Type Name Description
NetTopologySuite.Geometries.Envelope env
Returns
Type Description
System.Int32

Extension Methods