/// <summary>
/// Initializes a new instance of the <see cref="RootAllomorph"/> class.
/// </summary>
public RootAllomorph(Segments segments)
{
_segments = segments;
}
private RootAllomorph LoadRootAllomorph(XElement alloElem, CharacterDefinitionTable table)
{
var shapeStr = (string) alloElem.Element("PhoneticShape");
Segments segments = new Segments(table, shapeStr);
if (segments.Shape.All(n => n.Type() == HCFeatureSystem.Boundary))
throw new InvalidShapeException(shapeStr, 0);
var allomorph = new RootAllomorph(segments)
{
IsBound = (bool?) alloElem.Attribute("isBound") ?? false
};
allomorph.Environments.AddRange(LoadAllomorphEnvironments(alloElem.Element("RequiredEnvironments"), ConstraintType.Require, table));
allomorph.Environments.AddRange(LoadAllomorphEnvironments(alloElem.Element("ExcludedEnvironments"), ConstraintType.Exclude, table));
var stemNameIDStr = (string) alloElem.Attribute("stemName");
if (!string.IsNullOrEmpty(stemNameIDStr))
allomorph.StemName = _stemNames[stemNameIDStr];
LoadProperties(alloElem.Element("Properties"), allomorph.Properties);
return allomorph;
}
/// <summary>
/// Initializes a new instance of the <see cref="RootAllomorph"/> class.
/// </summary>
public RootAllomorph(Segments segments)
{
_segments = segments;
}
private IEnumerable<PatternNode<Word, ShapeNode>> LoadPatternNodes(XElement pseqElem, Dictionary<string, Tuple<string, SymbolicFeature>> variables,
CharacterDefinitionTable defaultTable, Dictionary<string, string> groupNames)
{
foreach (XElement recElem in pseqElem.Elements())
{
PatternNode<Word, ShapeNode> node = null;
switch (recElem.Name.LocalName)
{
case "SimpleContext":
SimpleContext simpleCtxt = LoadSimpleContext(recElem, variables);
node = new Constraint<Word, ShapeNode>(simpleCtxt.FeatureStruct) {Tag = simpleCtxt};
break;
case "Segment":
case "BoundaryMarker":
CharacterDefinition cd = _charDefs[(string) recElem.Attribute(recElem.Name.LocalName == "Segment" ? "segment" : "boundary")];
node = new Constraint<Word, ShapeNode>(cd.FeatureStruct) {Tag = cd};
break;
case "OptionalSegmentSequence":
var minStr = (string) recElem.Attribute("min");
int min = string.IsNullOrEmpty(minStr) ? 0 : int.Parse(minStr);
var maxStr = (string) recElem.Attribute("max");
int max = string.IsNullOrEmpty(maxStr) ? -1 : int.Parse(maxStr);
node = new Quantifier<Word, ShapeNode>(min, max, new Group<Word, ShapeNode>(LoadPatternNodes(recElem, variables, defaultTable, groupNames)));
break;
case "Segments":
CharacterDefinitionTable segsTable = GetTable(recElem, defaultTable);
var shapeStr = (string) recElem.Element("PhoneticShape");
var segments = new Segments(segsTable, shapeStr);
node = new Group<Word, ShapeNode>(segments.Shape.Select(n => new Constraint<Word, ShapeNode>(n.Annotation.FeatureStruct))) {Tag = segments};
break;
}
Debug.Assert(node != null);
var id = (string) recElem.Attribute("id");
string groupName;
if (groupNames == null || string.IsNullOrEmpty(id) || !groupNames.TryGetValue(id, out groupName))
yield return node;
else
yield return new Group<Word, ShapeNode>(groupName, node);
}
}