TCircle¶

Record that contains center point and radius.

function TCircle.Create(ACenter: TPoint; ARadius: Integer): TCircle; static;

function CreateFromPoints(Points: TPointArray): TCircle; static;

function TCircle.Edge: TPointArray;

function TCircle.Filled: TPointArray;

function TCircle.Bounds: TBox;

function TCircle.Contains(P: TPoint): Boolean

function TCircle.PointAtDegrees(Degrees: Double): TPoint;

function TCircle.RandomPoint: TPoint;

Returns a completely random point in the circle.

function TCircle.RandomPointCenter: TPoint;

Returns a random point in the circle which is weighted torwards the circle’s center.

function TCircle.Circumference: Double;

Returns the distance around the outside of a circle.

function TCircle.Center: TPoint;

Returns the center point of the circle.

function TCircle.Circularity(TPA: TPointArray): Double;

function TCircle.Area: Double;

Returns the area the circle covers.

function TCircle.Area: Double;

Returns the area the circle covers.

function TCircle.Area: Double;

Returns the area the circle covers.

function TCircle.Extract(Points: TPointArray): TPointArray;

Returns the points that are in the circle.

function TCircle.Exclude(Points: TPointArray): TPointArray;

Returns the points that are not inside the circle.

operator in(Left: TPoint; Right: TCircle): Boolean;