Class RadMath

Provides static mathematical functions and constants.

Inheritance
System.Object
RadMath
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Telerik.Charting
Assembly: Telerik.WinControls.dll

Syntax

public static class RadMath

Fields

DegToRadFactor

The factor used to convert degrees to their radians equivalent.

Declaration
public const double DegToRadFactor = 0.017453292519943295
Field Value
System.Double

Epsilon

Smallest unit such that 1.0+DBL_EPSILON != 1.0.

Declaration
public const double Epsilon = 2.2204460492503131E-09
Field Value
System.Double

RadToDegFactor

The factor used to convert radians to their degree equivalent.

Declaration
public const double RadToDegFactor = 57.295779513082323
Field Value
System.Double

Methods

AreClose(Double, Double)

Determines whether the two specified values are close within the order of EPSILON.

Declaration
public static bool AreClose(double value1, double value2)
Parameters
System.Double value1

System.Double value2

Returns
System.Boolean

AreClose(Double, Double, Double)

Determines whether the two specified values are close within the order of tolerance.

Declaration
public static bool AreClose(double value1, double value2, double tolerance)
Parameters
System.Double value1

System.Double value2

System.Double tolerance

Returns
System.Boolean

CalculateHorizontalLineIntersectionPoint(Double, Double, Double, Double, Double)

Declaration
public static double CalculateHorizontalLineIntersectionPoint(double x1, double y1, double x2, double y2, double horizontalLineY)
Parameters
System.Double x1

System.Double y1

System.Double x2

System.Double y2

System.Double horizontalLineY

Returns
System.Double

CalculateVerticalLineIntersectionPoint(Double, Double, Double, Double, Double)

Declaration
public static double CalculateVerticalLineIntersectionPoint(double x1, double y1, double x2, double y2, double verticalLineX)
Parameters
System.Double x1

System.Double y1

System.Double x2

System.Double y2

System.Double verticalLineX

Returns
System.Double

Coerce(Double, Double, Double)

Declaration
public static double Coerce(double value, double min, double max)
Parameters
System.Double value

System.Double min

System.Double max

Returns
System.Double

GetArcPoint(Double, RadPoint, Double)

Gets the point that lies on the arc segment of the ellipse, described by the center and radius parameters.

Declaration
public static RadPoint GetArcPoint(double angle, RadPoint center, double radius)
Parameters
System.Double angle

RadPoint center

System.Double radius

Returns
RadPoint

GetPointDistance(Double, Double, Double, Double)

Gets the distance between two points in a plane.

Declaration
public static double GetPointDistance(double x1, double x2, double y1, double y2)
Parameters
System.Double x1

The x-coordinate of the first point.
System.Double x2

The x-coordinate of the second point.
System.Double y1

The y-coordinate of the first point.
System.Double y2

The y-coordinate of the second point.
Returns
System.Double

IsOne(Decimal)

Determines whether the specified value is close to 1 within the order of EPSILON.

Declaration
public static bool IsOne(decimal value)
Parameters
System.Decimal value

Returns
System.Boolean

IsOne(Double)

Determines whether the specified value is close to 1 within the order of EPSILON.

Declaration
public static bool IsOne(double value)
Parameters
System.Double value

Returns
System.Boolean

IsZero(Decimal)

Determines whether the specified value is close to 0 within the order of EPSILON.

Declaration
public static bool IsZero(decimal value)
Parameters
System.Decimal value

Returns
System.Boolean

IsZero(Double)

Determines whether the specified value is close to 0 within the order of EPSILON.

Declaration
public static bool IsZero(double value)
Parameters
System.Double value

Returns
System.Boolean

TrimLineSegmentToArea(ref RadPoint, ref RadPoint, RadRect)

Declaration
public static void TrimLineSegmentToArea(ref RadPoint point1, ref RadPoint point2, RadRect plotAreaClip)
Parameters
RadPoint point1

RadPoint point2

RadRect plotAreaClip