getClip method

  1. @override
Path getClip(
  1. Size size
)
override

Returns a description of the clip given that the render object being clipped is of the given size.

Implementation

@override
Path getClip(Size size) {
  var path = Path();

  if (type == BubbleType.sendBubble) {
    path.moveTo(radius, nipSize);
    path.lineTo(size.width - nipSize * sizeRatio, nipSize);

    path.quadraticBezierTo(size.width - nipSize, nipSize, size.width, 0);
    path.quadraticBezierTo(size.width - nipSize, nipSize,
        size.width - nipSize, sizeRatio * nipSize);

    path.lineTo(size.width - nipSize, size.height - radius);
    path.arcToPoint(Offset(size.width - nipSize - radius, size.height),
        radius: Radius.circular(radius));
    path.lineTo(radius, size.height);
    path.arcToPoint(Offset(0, size.height - radius),
        radius: Radius.circular(radius));
    path.lineTo(0, radius + nipSize);
    path.arcToPoint(Offset(radius, nipSize), radius: Radius.circular(radius));
  } else {
    path.quadraticBezierTo(nipSize, nipSize, sizeRatio * nipSize, nipSize);
    path.lineTo(size.width - radius, nipSize);
    path.arcToPoint(Offset(size.width, nipSize + radius),
        radius: Radius.circular(radius));
    path.lineTo(size.width, size.height - radius);
    path.arcToPoint(Offset(size.width - radius, size.height),
        radius: Radius.circular(radius));
    path.lineTo(nipSize + radius, size.height);
    path.arcToPoint(Offset(nipSize, size.height - radius),
        radius: Radius.circular(radius));
    path.lineTo(nipSize, sizeRatio * nipSize);
    path.quadraticBezierTo(nipSize, nipSize, 0, 0);
  }

  return path;
}