drawHighlight method

void drawHighlight(LyricsLineModel model, Canvas canvas, TextPainter? painter, Offset offset,)

Implementation

void drawHighlight(LyricsLineModel model, Canvas canvas, TextPainter? painter,
    Offset offset) {
  if (!model.hasMain) return;
  var tmpHighlightWidth = _highlightWidth;
  model.drawInfo?.inlineDrawList.forEach((element) {
    if (tmpHighlightWidth < 0) {
      return;
    }
    var currentWidth = 0.0;
    if (tmpHighlightWidth >= element.width) {
      currentWidth = element.width;
    } else {
      currentWidth = element.width - (element.width - tmpHighlightWidth);
    }
    tmpHighlightWidth -= currentWidth;
    var dx = offset.dx + element.offset.dx;
    if (lyricUI.getHighlightDirection() == HighlightDirection.RTL) {
      dx += element.width;
      dx -= currentWidth;
    }
    canvas.drawRect(
        Rect.fromLTWH(dx, offset.dy + element.offset.dy - 2, currentWidth,
            element.height + 2),
        lightBlendPaint..color = lyricUI.getLyricHightlightColor());
  });
}