/// <summary>
/// Gets a list of related frame element
/// </summary>
/// <param name="relation">Type of relation to fetch</param>
/// <param name="relationDirection">Relation direction</param>
/// <param name="recursive">Whether or not to recursively get related frame elements</param>
/// <returns>List of FEs</returns>
public FrameElementSet GetRelatedFrameElements(Frame.FrameRelation relation, Frame.FrameRelationDirection relationDirection, bool recursive)
{
FrameElementSet relatedFEs = new FrameElementSet();
GetRelatedFrameElements(relation, relationDirection, recursive, relatedFEs);
return(relatedFEs);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="name">Name of frame</param>
/// <param name="definition">Definition of frame</param>
/// <param name="id">ID of frame</param>
public Frame(string name, string definition, int id)
{
_name = name;
_hashCode = _name.GetHashCode();
_definition = definition;
_id = id;
_frameElements = new FrameElementSet();
_lexicalUnits = new LexicalUnitSet();
// initialize empty sets of related frames
_relationSubFrames = new Dictionary <FrameRelation, FrameSet>();
_relationSuperFrames = new Dictionary <FrameRelation, FrameSet>();
foreach (FrameRelation relation in Enum.GetValues(typeof(FrameRelation)))
{
// version 1.3 of framenet contains duplicate frame-frame relation mappings, so allow duplicate elements to be added to these sets
_relationSubFrames.Add(relation, new FrameSet(false));
_relationSuperFrames.Add(relation, new FrameSet(false));
}
}
/// <summary>
/// Gets list of related frame elements
/// </summary>
/// <param name="relation">Type of relation to fetch</param>
/// <param name="relationDirection">Relation direction</param>
/// <param name="recursive">Whether or not to recursively get related frame elements</param>
/// <param name="currentFEs">Current list of related FEs</param>
private void GetRelatedFrameElements(Frame.FrameRelation relation, Frame.FrameRelationDirection relationDirection, bool recursive, FrameElementSet currentFEs)
{
// add sub-FEs
if (relationDirection == Frame.FrameRelationDirection.Sub || relationDirection == Frame.FrameRelationDirection.Both)
{
foreach (FrameElement subFE in _relationSubFrameElements[relation])
{
if (!currentFEs.Contains(subFE))
{
currentFEs.Add(subFE);
// recursively add sub-FEs
if (recursive)
{
subFE.GetRelatedFrameElements(relation, relationDirection, recursive, currentFEs);
}
}
}
}
// add super-FEs
if (relationDirection == Frame.FrameRelationDirection.Super || relationDirection == Frame.FrameRelationDirection.Both)
{
foreach (FrameElement superFE in _relationSuperFrameElements[relation])
{
if (!currentFEs.Contains(superFE))
{
currentFEs.Add(superFE);
// recursively add super-FEs
if (recursive)
{
superFE.GetRelatedFrameElements(relation, relationDirection, recursive, currentFEs);
}
}
}
}
}
