/// <summary>
/// Returns the index of the roof the character standing at the point
/// ptx, pty. -1 if no roof.
/// </summary>
/// <param name="ptx"></param>
/// <param name="pty"></param>
/// <returns></returns>
private int CharInRoof(int ptx, int pty)
{
for (int i = 0; i < TheMap.Roofs.Count; i++)
{
Roof r = TheMap.Roofs[i];
if (r.CharIn(ptx, pty, false))
{
return(i);
}
}
return(-1);
}
