private void AddSameMatrixRelationship(BaseSpatialRelationship toAdd)
{
if (sameMatrixRelationships == null)
{
sameMatrixRelationships = new List <BaseSpatialRelationship>();
}
Logger.LogTraceFormat("Adding same matrix relationship {0} on {1}",
Category.SpatialRelationship, toAdd, this);
sameMatrixRelationships.Add(toAdd);
}
/// <summary>
/// Server side only. Activates the relationship, such that both sides will start checking it when they move relative to each other.
/// This is the main method to use to create and start checking a relationship.
/// </summary>
/// <param name="relationship"></param>
public static void ServerActivate(BaseSpatialRelationship relationship)
{
Logger.LogTraceFormat("Activating spatial relationship {0}", Category.SpatialRelationship, relationship);
relationship.obj1._AddSpatialRelationship(relationship);
relationship.obj2._AddSpatialRelationship(relationship);
//check the relationship immediately
if (relationship.ShouldRelationshipEnd())
{
ServerEnd(relationship);
}
}
/// <summary>
/// For internal use by the relationship system only. Use SpatialRelationship.Activate instead to
/// activate a relationship between 2 register tiles
///
/// Adds a new spatial relationship which will be checked when this register tile moves relative to the other.
/// </summary>
public void _AddSpatialRelationship(BaseSpatialRelationship toAdd)
{
//are we across matrices?
if (toAdd.Other(this).Matrix != Matrix)
{
AddCrossMatrixRelationship(toAdd);
}
else
{
AddSameMatrixRelationship(toAdd);
}
}
private void RemoveSameMatrixRelationship(BaseSpatialRelationship toRemove)
{
if (sameMatrixRelationships == null)
{
return;
}
Logger.LogTraceFormat("Removing same matrix relationship {0} from {1}",
Category.SpatialRelationship, toRemove, this);
sameMatrixRelationships.Remove(toRemove);
if (sameMatrixRelationships.Count == 0)
{
sameMatrixRelationships = null;
}
}
private void RemoveCrossMatrixRelationship(BaseSpatialRelationship toRemove)
{
if (crossMatrixRelationships == null)
{
return;
}
Logger.LogTraceFormat("Removing cross matrix relationship {0} from {1}",
Category.SpatialRelationship, toRemove, this);
crossMatrixRelationships.Remove(toRemove);
if (crossMatrixRelationships.Count == 0)
{
UpdateManager.Remove(CallbackType.UPDATE, UpdatePollCrossMatrixRelationships);
crossMatrixRelationships = null;
}
}
private void AddCrossMatrixRelationship(BaseSpatialRelationship toAdd)
{
//we only check cross matrix relationships if we are the leader, since only
//one side needs to poll.
if (!toAdd.IsLeader(this))
{
Logger.LogTraceFormat("Not adding cross matrix relationship {0} on {1} because {1} is not the leader",
Category.SpatialRelationship, toAdd, this);
return;
}
Logger.LogTraceFormat("Adding cross matrix relationship {0} on {1}",
Category.SpatialRelationship, toAdd, this);
if (crossMatrixRelationships == null)
{
crossMatrixRelationships = new List <BaseSpatialRelationship>();
UpdateManager.Add(CallbackType.UPDATE, UpdatePollCrossMatrixRelationships);
}
crossMatrixRelationships.Add(toAdd);
}
/// <summary>
/// For internal use by the relationship system only. Use SpatialRelationship.Cancel instead to
/// cancel a pre-existing relationship between 2 register tiles
///
/// removes the spatial relationship such that this registertile will no longer check it
/// </summary>
public void _RemoveSpatialRelationship(BaseSpatialRelationship toRemove)
{
RemoveSameMatrixRelationship(toRemove);
RemoveCrossMatrixRelationship(toRemove);
}
/// <summary>
/// Server side only. Ends the relationship, such that it will no longer be checked by either side of the relationship.
/// Only valid for relationships that have already been activated via SpatialRelationship.Activate.
/// </summary>
/// <param name="relationship"></param>
public static void ServerEnd(BaseSpatialRelationship relationship)
{
relationship.OnRelationshipEnded();
relationship.obj1._RemoveSpatialRelationship(relationship);
relationship.obj2._RemoveSpatialRelationship(relationship);
}
/// <summary>
/// Server side only. Activates the relationship, such that both sides will start checking it when they move relative to each other.
/// This is the main method to use to create and start checking a relationship.
/// </summary>
/// <param name="relationship"></param>
public static void ServerActivate(BaseSpatialRelationship relationship)
{
Logger.LogTraceFormat("Activating spatial relationship {0}", Category.SpatialRelationship, relationship);
relationship.obj1._AddSpatialRelationship(relationship);
relationship.obj2._AddSpatialRelationship(relationship);
}
