Struct EllipseF

Represents an ellipse that is composed of a single-precision floating-point center point and radius.

Implements
IEquatable<EllipseF>
Namespace: X10D.Drawing
Assembly: X10D.dll
Syntax
public struct EllipseF : IEquatable<EllipseF>

Constructors

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EllipseF(PointF, SizeF)

Initializes a new instance of the Ellipse struct.

Declaration
public EllipseF(PointF center, SizeF radius)
Parameters
Type Name Description
PointF center

The center point of the ellipse.
SizeF radius

The radius of the ellipse.
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EllipseF(PointF, Vector2)

Initializes a new instance of the Ellipse struct.

Declaration
public EllipseF(PointF center, Vector2 radius)
Parameters
Type Name Description
PointF center

The center point of the ellipse.
Vector2 radius

The radius of the ellipse.
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EllipseF(Single, Single, Single, Single)

Initializes a new instance of the EllipseF struct.

Declaration
public EllipseF(float centerX, float centerY, float horizontalRadius, float verticalRadius)
Parameters
Type Name Description
System.Single centerX

The X coordinate of the center point.
System.Single centerY

The Y coordinate of the center point.
System.Single horizontalRadius

The horizontal radius of the ellipse.
System.Single verticalRadius

The vertical radius of the ellipse.
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EllipseF(Vector2, Vector2)

Initializes a new instance of the Ellipse struct.

Declaration
public EllipseF(Vector2 center, Vector2 radius)
Parameters
Type Name Description
Vector2 center

The center point of the ellipse.
Vector2 radius

The radius of the ellipse.

Fields

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EllipseF

The unit ellipse. That is, an ellipse whose center point is (0, 0) and whose two radii are 1.

Declaration
public static readonly EllipseF
Field Value
Type Description
EllipseF
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EllipseF

The unit ellipse. That is, an ellipse whose center point is (0, 0) and whose two radii are 1.

Declaration
public static readonly EllipseF
Field Value
Type Description
EllipseF
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EllipseF

The unit ellipse. That is, an ellipse whose center point is (0, 0) and whose two radii are 1.

Declaration
public static readonly EllipseF
Field Value
Type Description
EllipseF
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Empty

The empty ellipse. That is, an ellipse whose center point is (0, 0) and whose two radii are 0.

Declaration
public static readonly EllipseF Empty
Field Value
Type Description
EllipseF
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Unit

The unit ellipse. That is, an ellipse whose center point is (0, 0) and whose two radii are 1.

Declaration
public static readonly EllipseF Unit
Field Value
Type Description
EllipseF

Properties

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ApproximateCircumference

Gets the approximate circumference of the ellipse.

Declaration
public float ApproximateCircumference { get; }
Property Value
Type Description
System.Single

The approximate circumference of the ellipse, calculated as π(a+b)(3([(a-b)²]/(a+b)²(sqrt(-3(((a-b)²)/(a+b)²)+4+10))+1).
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Area

Gets the area of the ellipse.

Declaration
public float Area { get; }
Property Value
Type Description
System.Single

The area of the ellipse, calculated as πab.
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Center

Gets the center point of the ellipse.

Declaration
public PointF Center { get; }
Property Value
Type Description
PointF

The center point.
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HorizontalRadius

Gets the horizontal radius of the ellipse.

Declaration
public float HorizontalRadius { get; }
Property Value
Type Description
System.Single

The horizontal radius.
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Radius

Gets the radius of the ellipse.

Declaration
public SizeF Radius { get; }
Property Value
Type Description
SizeF

The radius.
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VerticalRadius

Gets the vertical radius of the ellipse.

Declaration
public float VerticalRadius { get; }
Property Value
Type Description
System.Single

The vertical radius.

Methods

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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(EllipseF)

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

Declaration
public bool Equals(EllipseF other)
Parameters
Type Name Description
EllipseF 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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FromCircle(Circle)

Converts a Circle to an EllipseF.

Declaration
public static EllipseF FromCircle(in Circle circle)
Parameters
Type Name Description
Circle circle

The circle to convert.
Returns
Type Description
EllipseF

The converted ellipse.
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FromCircleF(CircleF)

Converts a CircleF to an EllipseF.

Declaration
public static EllipseF FromCircleF(in CircleF circle)
Parameters
Type Name Description
CircleF circle

The circle to convert.
Returns
Type Description
EllipseF

The converted ellipse.
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FromEllipse(Ellipse)

Converts an Ellipse to an EllipseF.

Declaration
public static EllipseF FromEllipse(in Ellipse ellipse)
Parameters
Type Name Description
Ellipse ellipse

The ellipse to convert.
Returns
Type Description
EllipseF

The converted ellipse.
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GetHashCode()

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

Operators

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Equality(EllipseF, EllipseF)

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

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

The first instance.
EllipseF right

The second instance.
Returns
Type Description
System.Boolean

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

Implicitly converts a Circle to an EllipseF.

Declaration
public static implicit operator EllipseF(in Circle circle)
Parameters
Type Name Description
Circle circle

The circle to convert.
Returns
Type Description
EllipseF

The converted ellipse.
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Implicit(CircleF to EllipseF)

Implicitly converts a CircleF to an EllipseF.

Declaration
public static implicit operator EllipseF(in CircleF circle)
Parameters
Type Name Description
CircleF circle

The circle to convert.
Returns
Type Description
EllipseF

The converted ellipse.
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Implicit(Ellipse to EllipseF)

Implicitly converts an Ellipse to an EllipseF.

Declaration
public static implicit operator EllipseF(in Ellipse ellipse)
Parameters
Type Name Description
Ellipse ellipse

The ellipse to convert.
Returns
Type Description
EllipseF

The converted ellipse.
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Inequality(EllipseF, EllipseF)

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

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

The first instance.
EllipseF right

The second instance.
Returns
Type Description
System.Boolean

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

Implements

IEquatable<>

Extension Methods

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