private void MoveOnRadiusChange()
{
GeneralLineForm startLine = new GeneralLineForm(OrbitBase.ObjectPosition, this.StartPosition);
GeneralLineForm currectLine = new GeneralLineForm(OrbitBase.ObjectPosition, ObjectPosition);
int isDown = -1;
if (ObjectPosition.Y > OrbitBase.ObjectPosition.Y)
{
isDown = 1;
}
double currectAngle = startLine.GetAngle(currectLine);
ObjectPosition = this.StartPosition;
MoveByAngle(currectAngle * isDown);
}
public double GetAngle(GeneralLineForm line)
{
double angle = (A * line.A + B * line.B) / (Math.Sqrt(Math.Pow(A, 2) + Math.Pow(B, 2)) * Math.Sqrt(Math.Pow(line.A, 2) + Math.Pow(line.B, 2)));
return(Math.Acos(angle) / Math.PI * 180);
}