private void WordsChanged(object sender, NotifyCollectionChangedEventArgs e)
{
switch (e.Action)
{
case NotifyCollectionChangedAction.Add:
AddWords(e.NewItems.Cast <WordViewModel>());
break;
case NotifyCollectionChangedAction.Remove:
RemoveWords(e.OldItems.Cast <WordViewModel>());
break;
case NotifyCollectionChangedAction.Replace:
RemoveWords(e.OldItems.Cast <WordViewModel>());
AddWords(e.NewItems.Cast <WordViewModel>());
break;
case NotifyCollectionChangedAction.Reset:
_selectedWords.Clear();
using (_selectedSegmentWords.BulkUpdate())
{
_selectedSegmentWords.Clear();
AddWords(_words);
}
break;
}
ResetSearch();
UpdateWordCounts();
}
private void AlignWords()
{
if (_selectedMeaning == null)
{
return;
}
_busyService.ShowBusyIndicatorUntilFinishDrawing();
var words = new HashSet <Word>();
foreach (VarietyPair vp in _projectService.Project.VarietyPairs)
{
WordPair wp;
if (vp.WordPairs.TryGetValue(_selectedMeaning.DomainMeaning, out wp))
{
words.Add(wp.Word1);
words.Add(wp.Word2);
}
}
if (words.Count == 0)
{
_words.Clear();
return;
}
IWordAligner aligner = _projectService.Project.WordAligners[ComponentIdentifiers.PrimaryWordAligner];
Alignment <Word, ShapeNode> alignment;
if (words.Count == 1)
{
Word word = words.First();
Annotation <ShapeNode> prefixAnn = word.Prefix;
var prefix = new AlignmentCell <ShapeNode>(prefixAnn != null ? word.Shape.GetNodes(prefixAnn.Span).Where(NodeFilter) : Enumerable.Empty <ShapeNode>());
IEnumerable <AlignmentCell <ShapeNode> > columns = word.Shape.GetNodes(word.Stem.Span).Where(NodeFilter).Select(n => new AlignmentCell <ShapeNode>(n));
Annotation <ShapeNode> suffixAnn = word.Suffix;
var suffix = new AlignmentCell <ShapeNode>(suffixAnn != null ? word.Shape.GetNodes(suffixAnn.Span).Where(NodeFilter) : Enumerable.Empty <ShapeNode>());
alignment = new Alignment <Word, ShapeNode>(0, 0, Tuple.Create(word, prefix, columns, suffix));
}
else
{
IWordAlignerResult result = aligner.Compute(words);
alignment = result.GetAlignments().First();
}
List <Cluster <Word> > cognateSets = _projectService.Project.GenerateCognateSets(_selectedMeaning.DomainMeaning).OrderBy(c => c.Noise).ThenByDescending(c => c.DataObjects.Count).ToList();
ColumnCount = alignment.ColumnCount;
using (_words.BulkUpdate())
{
_words.Clear();
for (int i = 0; i < alignment.SequenceCount; i++)
{
AlignmentCell <ShapeNode> prefix = alignment.Prefixes[i];
Word word = alignment.Sequences[i];
IEnumerable <AlignmentCell <ShapeNode> > columns = Enumerable.Range(0, alignment.ColumnCount).Select(col => alignment[i, col]);
AlignmentCell <ShapeNode> suffix = alignment.Suffixes[i];
int cognateSetIndex = cognateSets.FindIndex(set => set.DataObjects.Contains(word));
_words.Add(new MultipleWordAlignmentWordViewModel(word, prefix, columns, suffix, cognateSetIndex == cognateSets.Count - 1 ? int.MaxValue : cognateSetIndex + 1));
}
}
}