/// <summary>
/// Removes member from this EntityCollection. If not in this EntityCollection, attempts to remove from child EntityCollections. Parent transform of member is
/// set to null.
/// </summary>
/// <param name="member">An EntityMember.</param>
/// <returns>Returns true if member is in this EntityCollection and is successfully removed.</returns>
public bool RemoveMember(EntityMember member)
{
if (member)
{
if (member.ParentCollection == this)
{
Unparent(member);
if (childMemberSet.Remove(member))
{
return(childMemberDictionary.Remove(member.Coordinates));
}
}
else
{
foreach (EntityCollection childCollection in childCollectionSet)
{
if (childCollection.RemoveMember(member))
{
return(true);
}
}
}
}
return(false);
}
/// <summary>
/// Adds a unique EntityMember with unique coordinates to this EntityCollection. Parent transform of member is
/// set to this EntityCollection's transform. If this member already has a parent collection, it will be moved to this EntityCollection.
/// </summary>
/// <param name="member">A unique EntityMember with unique coordinates.</param>
/// <returns>Returns if member added successfully.</returns>
public bool AddMember(EntityMember member)
{
if (member)
{
if (member.ParentCollection != null)
{
member.ParentCollection.RemoveMember(member);
}
if (childMemberDictionary.ContainsKey(member.Coordinates) || childMemberSet.Contains(member))
{
return(false);
}
else
{
childMemberDictionary.Add(member.Coordinates, member);
childMemberSet.Add(member);
Parent(member);
return(true);
}
}
return(false);
}
private void Start()
{
entityMember = GetComponent <EntityMember>();
movable = GetComponent <Movable>();
attributes = GetComponent <Attributes>();
}