findNeumesToJustify method

ChantNotationElement? findNeumesToJustify(List<Lyric> prevLyrics)

Implementation

ChantNotationElement? findNeumesToJustify(List<Lyric> prevLyrics) {
  toJustify = [];
  ChantNotationElement? prev;
  ChantNotationElement curr;
  ChantNotationElement? next;
  ChantNotationElement? nextOrCurr;
  int lastIndex = notationsStartIndex + numNotationsOnLine;
  for (int i = notationsStartIndex; i < lastIndex; i++) {
    prev = nextOrCurr;
    curr = score.notations[i];
    next = (curr is Accidental && i + 1 < score.notations.length)
        ? score.notations[i + 1]
        : null;
    if (next != null) i++;
    nextOrCurr = next ?? curr;
    final hasLyrics = nextOrCurr.hasLyrics;

    if (prev == null) continue;

    if (extraTextOnlyIndex != null &&
        i >= extraTextOnlyIndex! &&
        curr is TextOnly) {
      continue;
    }

    LyricArray.mergeIn(prevLyrics, prev.lyrics);
    if (prev.keepWithNext == true) continue;

    if (curr is! Divider &&
        prevLyrics.isNotEmpty &&
        prevLyrics[0].allowsConnector &&
        hasLyrics) {
      continue;
    }

    if (nextOrCurr is ChantLineBreak) continue;

    if (nextOrCurr == custos && !hasLyrics) continue;

    if (i == 0 && score.useDropCap && hasLyrics) continue;

    toJustify.add(curr);
  }
  if (nextOrCurr != null) LyricArray.mergeIn(prevLyrics, nextOrCurr.lyrics);
  return nextOrCurr;
}