Class PolygonF

Represents a 2D polygon composed of single-precision floating-vertex vertices.

Inheritance
System.Object
PolygonF
Namespace: X10D.Drawing
Assembly: X10D.dll
Syntax
public class PolygonF : object

Constructors

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PolygonF()

Initializes a new instance of the PolygonF class.

Declaration
public PolygonF()
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PolygonF(IEnumerable<PointF>)

Initializes a new instance of the PolygonF class by constructing it from the specified vertices.

Declaration
public PolygonF(IEnumerable<PointF> vertices)
Parameters
Type Name Description
IEnumerable<PointF> vertices

An enumerable collection of vertices from which the polygon should be constructed.
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PolygonF(IEnumerable<Vector2>)

Initializes a new instance of the PolygonF class by constructing it from the specified vertices.

Declaration
public PolygonF(IEnumerable<Vector2> vertices)
Parameters
Type Name Description
IEnumerable<Vector2> vertices

An enumerable collection of vertices from which the polygon should be constructed.
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PolygonF(PolygonF)

Initializes a new instance of the PolygonF class by copying the specified polygon.

Declaration
public PolygonF(PolygonF polygon)
Parameters
Type Name Description
PolygonF polygon

Properties

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Empty

Gets an empty polygon. That is, a polygon with no vertices.

Declaration
public static PolygonF Empty { get; }
Property Value
Type Description
PolygonF

An empty polygon.
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IsConvex

Returns a value indicating whether this polygon is convex.

Declaration
public bool IsConvex { get; }
Property Value
Type Description
System.Boolean

true if this polygon is convex; otherwise, false.
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VertexCount

Gets the number of vertices in this polygon.

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

An value, representing the number of vertices in this polygon.
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Vertices

Gets a read-only view of the vertices in this polygon.

Declaration
public IReadOnlyList<PointF> Vertices { get; }
Property Value
Type Description
IReadOnlyList<PointF>

A of values, representing the vertices of this polygon.

Methods

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AddVertex(PointF)

Adds a vertex to this polygon.

Declaration
public void AddVertex(PointF vertex)
Parameters
Type Name Description
PointF vertex

The vertex to add.
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AddVertex(Vector2)

Adds a vertex to this polygon.

Declaration
public void AddVertex(Vector2 vertex)
Parameters
Type Name Description
Vector2 vertex

The vertex to add.
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AddVertices(IEnumerable<PointF>)

Adds a collection of vertices to this polygon.

Declaration
public void AddVertices(IEnumerable<PointF> vertices)
Parameters
Type Name Description
IEnumerable<PointF> vertices

An enumerable collection of vertices to add.
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AddVertices(IEnumerable<Vector2>)

Adds a collection of vertices to this polygon.

Declaration
public void AddVertices(IEnumerable<Vector2> vertices)
Parameters
Type Name Description
IEnumerable<Vector2> vertices

An enumerable collection of vertices to add.
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ClearVertices()

Clears all vertices from this polygon.

Declaration
public void ClearVertices()
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Equals(Nullable<Object>)

Declaration
public override bool Equals(object? obj)
Parameters
Type Name Description
System.Nullable<System.Object> obj
Returns
Type Description
System.Boolean
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Equals(PolygonF)

Returns a value indicating whether this instance and another instance are equal.

Declaration
public bool Equals(PolygonF other)
Parameters
Type Name Description
PolygonF other

The instance with which to compare.
Returns
Type Description
System.Boolean

true if this instance and other are considered equal; otherwise, false.
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FromPolygon(Polygon)

Implicitly converts a Polygon to a PolygonF.

Declaration
public static PolygonF FromPolygon(Polygon polygon)
Parameters
Type Name Description
Polygon polygon

The polygon to convert.
Returns
Type Description
PolygonF

The converted polygon.
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GetHashCode()

Declaration
public override int GetHashCode()
Returns
Type Description
System.Int32

Operators

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Equality(PolygonF, PolygonF)

Returns a value indicating whether two instances of PolygonF are equal.

Declaration
public static bool operator ==(PolygonF left, PolygonF right)
Parameters
Type Name Description
PolygonF left

The first instance.
PolygonF right

The second instance.
Returns
Type Description
System.Boolean

true if left and right are considered equal; otherwise, false.
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Implicit(Polygon to PolygonF)

Implicitly converts a Polygon to a PolygonF.

Declaration
public static implicit operator PolygonF(Polygon polygon)
Parameters
Type Name Description
Polygon polygon

The polygon to convert.
Returns
Type Description
PolygonF

The converted polygon.
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Inequality(PolygonF, PolygonF)

Returns a value indicating whether two instances of PolygonF are not equal.

Declaration
public static bool operator !=(PolygonF left, PolygonF right)
Parameters
Type Name Description
PolygonF left

The first instance.
PolygonF right

The second instance.
Returns
Type Description
System.Boolean

true if left and right are considered not equal; otherwise, false.

Extension Methods

Extensions.AsArrayValue<T>(T)
Extensions.AsEnumerableValue<T>(T)
Extensions.RepeatValue<T>(T, Int32)
Extensions.ToJson<T>(T, Nullable<JsonSerializerOptions>)