Steema.TeeChart.Styles.Circular.PointToAngle Method

Returns the angle from the XY point parameter to the circle center.

public Double PointToAngle(Int32 x,
     Int32 y)

Remarks

The PointToAngle function returns the angle from the XY point parameter to the circle center. It currently works with Circled ellipses.  

The formula used to calculate the Angle is:

result:=ArcTan(Abs(y-YCenter)/Abs(x-XCenter));
Angles are returned in radians from 0 to 2*PI.

See Also

Circular Class | Circular Members | Steema.TeeChart.Styles Namespace