function Transform(const P: TPoint): TPoint; overload; virtual;
function Transform(const P: TFixedPoint): TFixedPoint; overload; virtual;
function Transform(const P: TFloatPoint): TFloatPoint; overload; virtual;
Forward transforms the supplied point P and returns the result. Note that not all derived transformation classes support forward transformation. If the given class does not support forward transformation an ETransformNotImplemented exception will be raised.