public void Rotate(int angle, Point o)
{
double x = _pointCartesian.GetX() - o._pointCartesian.GetX();
double y = _pointCartesian.GetY() - o._pointCartesian.GetY();
PointPolar pointPolar = new PointPolar(Math.Sqrt(x * x + y * y), Math.Atan2(y, x) * 180 / Math.PI);
// 4. Wrapper maps
pointPolar.Rotate(angle);
Console.WriteLine(" PointPolar is " + pointPolar);
string str = pointPolar.ToString();
int i = str.IndexOf('@');
double r = Double.Parse(str.Substring(1, i - 1));
double a = Double.Parse(str.Substring(i + 1, str.Length - (i + 2)));
_pointCartesian = new PointCartesian(r * Math.Cos(a * Math.PI / 180) + o._pointCartesian.GetX(),
r * Math.Sin(a * Math.PI / 180) + o._pointCartesian.GetY());
}
public Point(double x, double y)
{
_pointCartesian = new PointCartesian(x, y);
}
