public override void setParentPositionWithoutMoving(Position a_parentPosition)
{
Position t_parent = a_parentPosition;
while (t_parent != null)
{
if (t_parent == this)
{
throw new ArgumentException("This parenting will cause an inheirt paradox");
}
else
{
t_parent = t_parent.getParentPosition();
}
}
if (a_parentPosition == null)
{
m_coordinates = getGlobalCartesianCoordinates();
}
else
{
m_coordinates = getGlobalCartesianCoordinates() - a_parentPosition.getGlobalCartesianCoordinates();
}
m_parentPosition = a_parentPosition;
}
public float getDistanceTo(Position a_point)
{
return (a_point.getGlobalCartesianCoordinates()-getGlobalCartesianCoordinates()).Length();
}