Example #1
0
 public KanjiProperties(
     KanjiDict kanjiDict,
     Kradfile kradfile,
     Radkfile radkfile,
     RadicalRemapper remapper)
 {
     this.kradfile  = kradfile;
     this.radkfile  = radkfile;
     this.remapper  = remapper;
     KanjiOrderings = new ObservableBatchCollection <KanjiOrdering>
     {
         KanjiOrdering.Create("Sort by stroke count", kanjiDict, x => x.StrokeCount),
         KanjiOrdering.Create("Sort by frequency", kanjiDict, x => x.FrequencyRating)
     };
 }
        public KanjiRadicalLookup(IEnumerable<Radkfile.Entry> entries, KanjiDict kanjiDict)
        {
            SortingCriteria = new ReadOnlyListWithSelector<IKanjiOrdering>(new IKanjiOrdering[]
            {
                KanjiOrdering.Create("Sort by stroke count", kanjiDict, x => x.StrokeCount),
                KanjiOrdering.Create("Sort by frequency", kanjiDict, x => x.FrequencyRating)
            });
            SortingCriteria.SelectedIndex = 0;
            var entryList = entries.ToList();
            radicalCount = entryList.Count;
            elementSize = DivideRoundUp(radicalCount, vectorBitCount);
            elementSize = elementSize == 0 ? 1 : elementSize;

            var kradMapping = entryList
                .ToDictionary(entry => entry.Radical.CodePoint, entry => entry.KanjiCodePoints.AsEnumerable())
                .InvertMappingToSequence();

            var kanjiCodePoints = entryList
                .SelectMany(entry => entry.KanjiCodePoints)
                .Distinct()
                .ToArray();
            kanjiCount = kanjiCodePoints.Length;

            indexToKanji = SortingCriteria
                .Select(sortingCriterion => kanjiCodePoints
                    .OrderBy(x => x, Comparer<int>.Create((l, r) => sortingCriterion.Compare(
                        CodePoint.FromInt(l),
                        CodePoint.FromInt(r))))
                    .ToArray())
                .ToArray();

            indexToRadical = entryList
                .Select(entry => entry.Radical.CodePoint)
                .ToArray();

            radicalToIndex = indexToRadical
                .Indexed()
                .ToDictionary(p => p.element, p => p.index);

            var kanjiToIndex = indexToKanji
                .Select(a => a
                    .Indexed()
                    .ToDictionary(p => p.element, p => p.index))
                .ToArray();

            radkinfo = Enumerable.Range(0, SortingCriteria.Count)
                .Select(CreateRadkInfo)
                .ToArray();

            Vector<ulong>[] CreateRadkInfo(int x)
            {
                var r = new Vector<ulong>[kanjiCount * elementSize];
                foreach (var kanji in kanjiCodePoints)
                {
                    var v = new Vector<ulong>[elementSize];
                    var kanjiIndex = kanjiToIndex[x][kanji];
                    var vec = AsScalarSpan(v);
                    foreach (var radical in kradMapping[kanji])
                    {
                        var radicalIndex = radicalToIndex[radical];
                        vec[radicalIndex / ulongBitCount] |= (ulong)(1UL << radicalIndex);
                    }

                    for (int i = 0; i < elementSize; ++i)
                    {
                        r[kanjiIndex * elementSize + i] = v[i];
                    }
                }

                return r;
            }
        }