/// <summary>
/// Subscribes a local visible actor
/// </summary>
/// <param name="regionobject">Object to subscribe</param>
public void Subscribe(MapObject regionobject)
{
bool isalwaysVisible = false;
foreach (RegionVisibility att in regionobject.GetType().GetCustomAttributes(typeof(RegionVisibility), true))
{
isalwaysVisible = att.Level == VisibilityLevel.Always;
}
Regiontree tree = regionobject.currentzone.Regiontree;
if (isalwaysVisible == false)
{
regionobject.id = ObtainNextUniqueId(regionobject);
if (regionobject.id > 0)
{
//Calculate new regioncode
uint newregion = GetRegionCode(regionobject);
tree.Unsubscribe(regionobject, regionobject.region);
tree.Subscribe(regionobject, newregion);
regionobject.region = newregion;
}
}
else
{
tree.AlwaysVisibleSubscribe(regionobject);
}
}
/// <summary>
/// Updates the region of the character
/// </summary>
public static void UpdateRegion(MapObject regionobject)
{
//Calculate new regioncode
uint oldregion = regionobject.region;
uint newregion = GetRegionCode(regionobject);
//If regioncode differs unsubsribe it
if (newregion != oldregion)
{
lock (regionobject)
{
Regiontree tree = regionobject.currentzone.Regiontree;
tree.Unsubscribe(regionobject, oldregion);
tree.Subscribe(regionobject, newregion);
regionobject.region = newregion;
}
}
}
/// <summary>
/// Unsubscribe a local visible actor
/// </summary>
/// <param name="regionobject">Object to unsubscribe</param>
public bool Unsubscribe(MapObject regionobject)
{
bool isalwaysVisible = false;
foreach (RegionVisibility att in regionobject.GetType().GetCustomAttributes(typeof(RegionVisibility), true))
{
isalwaysVisible = att.Level == VisibilityLevel.Always;
}
Regiontree tree = regionobject.currentzone.Regiontree;
if (isalwaysVisible == false)
{
uint newregion = GetRegionCode(regionobject);
bool result = tree.Unsubscribe(regionobject, regionobject.region);
regionobject.region = newregion;
return(result);
}
else
{
tree.AlwaysVisibleUnsubscribe(regionobject);
return(true);
}
}
