private SFPoint RotPt(float Angle)
{
SFPoint Result;
Angle = (float)DXFConst.Radian(Angle);
Result.X = this.Point1.X + (float)(radius * Math.Cos(Angle));
Result.Y = this.Point1.Y + (float)(radius * Math.Sin(Angle));
Result.Z = this.Point1.Z;
return(Result);
}
public void SetAngle(double Value)
{
angle = (float)Value;
sin = Math.Sin(DXFConst.Radian(Value));
cos = Math.Cos(DXFConst.Radian(Value));
}