drawArea method

void drawArea(Canvas canvas, Paint paint, List<Offset> p1List, List<Offset> p2List, bool first,)

Implementation

void drawArea(Canvas canvas, Paint paint, List<Offset> p1List, List<Offset> p2List, bool first) {
  if (_notDraw()) {
    return;
  }
  Path path;
  bool smooth = border != null && border!.smooth;
  if (first) {
    Line line = Line(p1List, smoothRatio: smooth ? 0.2 : null);
    path = line.path(false);
    for (int i = p2List.length - 1; i >= 0; i--) {
      var element = p2List[i];
      path.lineTo(element.dx, element.dy);
    }
    path.close();
  } else {
    if (smooth) {
      path = Line.smoothArea(p1List, p2List, ratio: 0.2);
    } else {
      Line line = Line(p1List);
      path = line.path(false);
      for (int i = p2List.length - 1; i >= 0; i--) {
        var element = p2List[i];
        path.lineTo(element.dx, element.dy);
      }
      path.close();
    }
  }

  fillPaint(paint, path.getBounds());
  paint.style = PaintingStyle.fill;
  canvas.drawPath(path, paint);

  List<Offset> list = [...p1List];
  list.addAll(p2List.reversed);
  border?.drawPolygon(canvas, paint, list, close: true);
}