Class Polygon

Represents a 2D polygon composed of 32-bit signed integer vertices.

Inheritance
System.Object
Polygon
Namespace: X10D.Drawing
Assembly: X10D.dll
Syntax
public class Polygon : IEquatable<Polygon>

Constructors

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Polygon()

Initializes a new instance of the Polygon class.

Declaration
public Polygon()
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Polygon(IEnumerable<Point>)

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

Declaration
public Polygon(IEnumerable<Point> vertices)
Parameters
Type Name Description
IEnumerable<Point> vertices

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

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

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

Properties

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Empty

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

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

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<Point> Vertices { get; }
Property Value
Type Description
IReadOnlyList<Point>

A of values, representing the vertices of this polygon.

Methods

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AddVertex(Point)

Adds a vertex to this polygon.

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

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

Adds a collection of vertices to this polygon.

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

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

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

Explicitly converts a Polygon to a PolygonF.

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

The polygon to convert.
Returns
Type Description
Polygon

The converted polygon.
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GetHashCode()

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

Operators

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Equality(Polygon, Polygon)

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

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

The first instance.
Polygon right

The second instance.
Returns
Type Description
System.Boolean

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

Explicitly converts a Polygon to a PolygonF.

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

The polygon to convert.
Returns
Type Description
Polygon

The converted polygon.
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Inequality(Polygon, Polygon)

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

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

The first instance.
Polygon 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>)