public static T CreateOrRecycle <T, K, C>(this IRecyclingContainer <T, K, C> @this, CreateWithContext <T, K, C> Create, K key, C context) where T : class, IRecyclable <T, K, C> where C : struct
{
var trash = @this.Trash;
// If we don't have anything to recycle, just create a new one
if (trash.Count == 0)
{
return(Create(key, context));
}
// Otherwise get the last one from the trash, and recycle it instead
var lastIndex = trash.Count - 1;
var obj = trash[lastIndex];
trash.RemoveAt(lastIndex);
return(obj.Recycle(key, context));
}
public static bool RemoveOrThrowAway <T, K, C>(this IRecyclingContainer <T, K, C> @this, T obj) where T : class, IRecyclable <T, K, C> where C : struct
{
var trash = @this.Trash;
// Should not happen
if (trash.Contains(obj))
{
UnityEngine.Debug.LogError("Trying to remove item that's already removed");
return(false);
}
// Try to destroy our object
if (obj.CanDispose())
{
obj.Dispose();
// While we're at it, try to clear all other trashObjects
for (int t = trash.Count - 1; t >= 0; t--)
{
if (trash[t].CanDispose())
{
trash[t].Dispose();
trash.RemoveAt(t);
}
}
return(true);
}
// Sometimes we're not allowed to destroy GameObjects.
// This could be because it's part of a prefab instance that is not currently being edited.
// So instead of deleting this gameObject, we keep it around but disable it.
// At the same time we keep track of it so we can recycle it when we can
obj.Hide();
@this.Trash.Add(obj);
return(false);
}
