Struct GeoPoint2D

A 2-dimensional point with double x and y components. Keep in mind that this is a value type. Passing a value type as a (non ref) parameter and changing it's value inside the invoked method leaves the original unchanged.

Implements
System.Runtime.Serialization.ISerializable
Inherited Members
System.Object.Equals(System.Object, System.Object)
System.Object.GetType()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: CADability
Assembly: CADability.dll
Syntax
[Serializable]
[JsonVersion(serializeAsStruct = true, version = 1)]
public struct GeoPoint2D : ISerializable, IJsonSerialize

Constructors

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GeoPoint2D(GeoPoint2D, GeoPoint2D)

Creates a new GeoPoint2D in the middle of the two given points

Declaration
public GeoPoint2D(GeoPoint2D p1, GeoPoint2D p2)
Parameters
Type Name Description
GeoPoint2D p1

first point
GeoPoint2D p2

second point
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GeoPoint2D(GeoPoint2D, GeoPoint2D, Double)

Declaration
public GeoPoint2D(GeoPoint2D p1, GeoPoint2D p2, double ratio)
Parameters
Type Name Description
GeoPoint2D p1
GeoPoint2D p2
System.Double ratio
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GeoPoint2D(GeoPoint2D, Double, Angle)

Creates a new GeoPoint2D at the specified offset to the provided GeoPoint2D c

Declaration
public GeoPoint2D(GeoPoint2D c, double d, Angle a)
Parameters
Type Name Description
GeoPoint2D c

Original point
System.Double d

Distance to the original point
Angle a

Angle to the original point
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GeoPoint2D(GeoPoint2D, Double, Double)

Creates a new GeoPoint2D at the specified offset to the provided GeoPoint2D p

Declaration
public GeoPoint2D(GeoPoint2D p, double x, double y)
Parameters
Type Name Description
GeoPoint2D p

Original point
System.Double x

Offset in x
System.Double y

Offset in y
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GeoPoint2D(GeoPoint2D[])

Constructs a ne GeoPoint at the geometric middle of the provided points

Declaration
public GeoPoint2D(params GeoPoint2D[] p)
Parameters
Type Name Description
GeoPoint2D[] p
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GeoPoint2D(IJsonReadStruct)

Declaration
public GeoPoint2D(IJsonReadStruct data)
Parameters
Type Name Description
IJsonReadStruct data
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GeoPoint2D(Double, Double)

Creates a new GeoPoint2D with the given components

Declaration
public GeoPoint2D(double x, double y)
Parameters
Type Name Description
System.Double x

x-component
System.Double y

y-component

Fields

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CompareX

Declaration
public static IComparer CompareX
Field Value
Type Description
System.Collections.IComparer
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Origin

Declaration
public static GeoPoint2D Origin
Field Value
Type Description
GeoPoint2D
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x

x-component

Declaration
public double x
Field Value
Type Description
System.Double
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y

y-component

Declaration
public double y
Field Value
Type Description
System.Double

Properties

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PointF

Declaration
public PointF PointF { get; }
Property Value
Type Description
System.Drawing.PointF

Methods

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Area(GeoPoint2D[])

Declaration
public static double Area(GeoPoint2D[] polygon)
Parameters
Type Name Description
GeoPoint2D[] polygon
Returns
Type Description
System.Double
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Center(GeoPoint2D[])

Declaration
public static GeoPoint2D Center(params GeoPoint2D[] p)
Parameters
Type Name Description
GeoPoint2D[] p
Returns
Type Description
GeoPoint2D
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Equals(Object)

Declaration
public override bool Equals(object o)
Parameters
Type Name Description
System.Object o
Returns
Type Description
System.Boolean
Overrides
System.ValueType.Equals(System.Object)
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GetHashCode()

Declaration
public override int GetHashCode()
Returns
Type Description
System.Int32
Overrides
System.ValueType.GetHashCode()
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GetObjectData(SerializationInfo, StreamingContext)

Implements System.Runtime.Serialization.ISerializable.GetObjectData(System.Runtime.Serialization.SerializationInfo, System.Runtime.Serialization.StreamingContext)

Declaration
public void GetObjectData(SerializationInfo info, StreamingContext context)
Parameters
Type Name Description
System.Runtime.Serialization.SerializationInfo info

The System.Runtime.Serialization.SerializationInfo to populate with data.
System.Runtime.Serialization.StreamingContext context

The destination (System.Runtime.Serialization.StreamingContext) for this serialization.
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IsLeftOf(GeoPoint2D, GeoPoint2D)

Returns true, if this point is left of the given line.

Declaration
public bool IsLeftOf(GeoPoint2D from, GeoPoint2D to)
Parameters
Type Name Description
GeoPoint2D from

Startpoint of the line
GeoPoint2D to

Endpoint of the line
Returns
Type Description
System.Boolean

true if left
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ToString()

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

Returns a 2d vector that points to this point from the origin

Declaration
public GeoVector2D ToVector()
Returns
Type Description
GeoVector2D

The 2d vector

Operators

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Addition(GeoPoint2D, GeoVector2D)

Returns the 2D point which is the offset of v from p.

Declaration
public static GeoPoint2D operator +(GeoPoint2D p, GeoVector2D v)
Parameters
Type Name Description
GeoPoint2D p

Original point
GeoVector2D v

Offset
Returns
Type Description
GeoPoint2D

The offset point
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BitwiseAnd(GeoPoint2D, GeoPoint2D)

Square distance. Not a very nice operator symbol, but cannot overload ||, which I would prefer

Declaration
public static double operator &(GeoPoint2D p1, GeoPoint2D p2)
Parameters
Type Name Description
GeoPoint2D p1
GeoPoint2D p2
Returns
Type Description
System.Double
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BitwiseOr(GeoPoint2D, GeoPoint2D)

Returns the distance of the two points

Declaration
public static double operator |(GeoPoint2D p1, GeoPoint2D p2)
Parameters
Type Name Description
GeoPoint2D p1

first point
GeoPoint2D p2

second point
Returns
Type Description
System.Double

the distance
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Division(GeoPoint2D, GeoPoint2D)

Declaration
public static GeoPoint2D operator /(GeoPoint2D a, GeoPoint2D b)
Parameters
Type Name Description
GeoPoint2D a
GeoPoint2D b
Returns
Type Description
GeoPoint2D
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Equality(GeoPoint2D, GeoPoint2D)

Declaration
public static bool operator ==(GeoPoint2D p1, GeoPoint2D p2)
Parameters
Type Name Description
GeoPoint2D p1
GeoPoint2D p2
Returns
Type Description
System.Boolean
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Implicit(GeoPoint2D to Double[])

Declaration
public static implicit operator double[](GeoPoint2D p)
Parameters
Type Name Description
GeoPoint2D p
Returns
Type Description
System.Double[]
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Inequality(GeoPoint2D, GeoPoint2D)

Declaration
public static bool operator !=(GeoPoint2D p1, GeoPoint2D p2)
Parameters
Type Name Description
GeoPoint2D p1
GeoPoint2D p2
Returns
Type Description
System.Boolean
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Subtraction(GeoPoint2D, GeoPoint2D)

Declaration
public static GeoVector2D operator -(GeoPoint2D a, GeoPoint2D b)
Parameters
Type Name Description
GeoPoint2D a
GeoPoint2D b
Returns
Type Description
GeoVector2D
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Subtraction(GeoPoint2D, GeoVector2D)

Declaration
public static GeoPoint2D operator -(GeoPoint2D p, GeoVector2D v)
Parameters
Type Name Description
GeoPoint2D p
GeoVector2D v
Returns
Type Description
GeoPoint2D

Explicit Interface Implementations

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IJsonSerialize.GetObjectData(IJsonWriteData)

Declaration
void IJsonSerialize.GetObjectData(IJsonWriteData data)
Parameters
Type Name Description
IJsonWriteData data
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IJsonSerialize.SetObjectData(IJsonReadData)

Declaration
void IJsonSerialize.SetObjectData(IJsonReadData data)
Parameters
Type Name Description
IJsonReadData data

Implements

System.Runtime.Serialization.ISerializable