generatePath method

Path generatePath(Rect rect, double? scale)

Implementation

Path generatePath(Rect rect, double? scale) {
  final size = rect.size;
  switch (this.position) {
    case ArcPosition.Top:
      if (direction == ArcDirection.Outside) {
        return Path()
          ..moveTo(0.0, height)
          ..quadraticBezierTo(size.width / 4, 0.0, size.width / 2, 0.0)
          ..quadraticBezierTo(size.width * 3 / 4, 0.0, size.width, height)
          ..lineTo(size.width, size.height)
          ..lineTo(0.0, size.height)
          ..close();
      } else {
        return Path()
          ..quadraticBezierTo(size.width / 4, height, size.width / 2, height)
          ..quadraticBezierTo(size.width * 3 / 4, height, size.width, 0.0)
          ..lineTo(size.width, size.height)
          ..lineTo(0.0, size.height)
          ..close();
      }
      break;
    case ArcPosition.Bottom:
      if (direction == ArcDirection.Outside) {
        return Path()
          ..lineTo(0.0, size.height - height)
          ..quadraticBezierTo(
              size.width / 4, size.height, size.width / 2, size.height)
          ..quadraticBezierTo(size.width * 3 / 4, size.height, size.width,
              size.height - height)
          ..lineTo(size.width, 0.0)
          ..close();
      } else {
        return Path()
          ..moveTo(0.0, size.height)
          ..quadraticBezierTo(size.width / 4, size.height - height,
              size.width / 2, size.height - height)
          ..quadraticBezierTo(size.width * 3 / 4, size.height - height,
              size.width, size.height)
          ..lineTo(size.width, 0.0)
          ..lineTo(0.0, 0.0)
          ..close();
      }
      break;
    case ArcPosition.Left:
      if (direction == ArcDirection.Outside) {
        return Path()
          ..moveTo(height, 0.0)
          ..quadraticBezierTo(0.0, size.height / 4, 0.0, size.height / 2)
          ..quadraticBezierTo(0.0, size.height * 3 / 4, height, size.height)
          ..lineTo(size.width, size.height)
          ..lineTo(size.width, 0.0)
          ..close();
      } else {
        return Path()
          ..quadraticBezierTo(
              height, size.height / 4, height, size.height / 2)
          ..quadraticBezierTo(height, size.height * 3 / 4, 0.0, size.height)
          ..lineTo(size.width, size.height)
          ..lineTo(size.width, 0.0)
          ..close();
      }
      break;
    default: //right
      if (direction == ArcDirection.Outside) {
        return Path()
          ..moveTo(size.width - height, 0.0)
          ..quadraticBezierTo(
              size.width, size.height / 4, size.width, size.height / 2)
          ..quadraticBezierTo(size.width, size.height * 3 / 4,
              size.width - height, size.height)
          ..lineTo(0.0, size.height)
          ..lineTo(0.0, 0.0)
          ..close();
      } else {
        return Path()
          ..moveTo(size.width, 0.0)
          ..quadraticBezierTo(size.width - height, size.height / 4,
              size.width - height, size.height / 2)
          ..quadraticBezierTo(size.width - height, size.height * 3 / 4,
              size.width, size.height)
          ..lineTo(0.0, size.height)
          ..lineTo(0.0, 0.0)
          ..close();
      }
      break;
  }
}