/// <summary>
/// Finds sector by location in the named milieu (using default/fallbacks if null)
/// </summary>
/// <param name="x">Sector x coordinate</param>
/// <param name="y">Sector y coordinate</param>
/// <param name="milieu">Milieu name, null for default</param>
/// <returns>Sector if found, or null</returns>
private Sector FromLocation(Point pt, string milieu, bool useMilieuFallbacks = false)
{
Sector sector = SelectMilieux(milieu)
.Select(map => map.FromLocation(pt))
.Where(sec => sec != null && (useMilieuFallbacks || !(sec is Dotmap)))
.FirstOrDefault();
if (sector != null || milieu == null || !useMilieuFallbacks)
{
return(sector);
}
// Fall back to default milieu and produce a dotmap
sector = FromLocation(pt, null);
if (sector == null)
{
return(null);
}
sector = new Dotmap(sector);
// Remember it, if milieu is known.
if (milieux.ContainsKey(milieu))
{
milieux[milieu].TryAdd(sector);
}
return(sector);
}
/// <summary>
/// Finds sector by location in the named milieu (using default/fallbacks if null)
/// </summary>
/// <param name="x">Sector x coordinate</param>
/// <param name="y">Sector y coordinate</param>
/// <param name="milieu">Milieu name, null for default</param>
/// <returns>Sector if found, or null</returns>
private Sector FromLocation(Point pt, string milieu, bool useMilieuFallbacks = false)
{
if (sectors == null)
{
throw new MapNotInitializedException();
}
Sector sector = SelectMilieux(milieu)
.Select(m => m.FromLocation(pt))
.Where(s => s != null && (useMilieuFallbacks || !(s is Dotmap)))
.FirstOrDefault();
if (sector != null || milieu == null || !useMilieuFallbacks)
{
return(sector);
}
sector = FromLocation(pt, null);
if (sector == null)
{
return(null);
}
sector = new Dotmap(sector);
if (milieux.ContainsKey(milieu))
{
milieux[milieu].Add(sector);
}
return(sector);
}