processText method

ChordLyricsDocument processText({ required String text, required TextStyle lyricsStyle, required TextStyle chordStyle, double scaleFactor = 1.0, int widgetPadding = 0, int transposeIncrement = 0, })

Process the text to get the parsed ChordLyricsDocument

Implementation

ChordLyricsDocument processText({
  required String text,
  required TextStyle lyricsStyle,
  required TextStyle chordStyle,
  double scaleFactor = 1.0,
  int widgetPadding = 0,
  int transposeIncrement = 0,
}) {
  final List<String> lines = text.split('\n');
  final MetadataHandler metadata = MetadataHandler();
  _textScaleFactor = scaleFactor;
  chordTransposer.transpose = transposeIncrement;

  /// List to store our updated lines without overflows
  final List<String> newLines = <String>[];
  String currentLine = '';

  ///loop through the lines
  for (int i = 0; i < lines.length; i++) {
    currentLine = lines[i];

    ///If it finds some metadata skip to the next line
    if (metadata.parseLine(currentLine)) {
      continue;
    }

    //check if we have a long line
    if (textWidth(currentLine, lyricsStyle) >= media) {
      _handleLongLine(
          currentLine: currentLine,
          newLines: newLines,
          lyricsStyle: lyricsStyle,
          widgetPadding: widgetPadding);
    } else {
      //otherwise just add the regular line
      newLines.add(currentLine.trim());
    }
  }

  List<ChordLyricsLine> _chordLyricsLines = newLines
      .map<ChordLyricsLine>(
          (line) => _processLine(line, lyricsStyle, chordStyle))
      .toList();

  return ChordLyricsDocument(_chordLyricsLines,
      capo: metadata.capo,
      artist: metadata.artist,
      title: metadata.title,
      key: metadata.key);
}