import 'package:flutter/material.dart';

void main() {
  runApp(
    MaterialApp(
      home: MyWidget(),
    ),
  );
}

class MyWidget extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Center(
        child: Container(
          width: 400,
          height: 400,
          child: Stack(
            children: <Widget>[
              const Cell(width: 116, height: 120, x: 194, y: 0),
              const Cell(width: 140, height: 66, x: 220, y: 94),
              const Cell(width: 85, height: 96, x: 245, y: 144),
              const Cell(width: 125, height: 114, x: 216, y: 226),
              const Cell(width: 105, height: 110, x: 150, y: 288),
              const Cell(width: 75, height: 80, x: 85, y: 294),
              const Cell(width: 56, height: 96, x: 60, y: 230),
              const Cell(width: 104, height: 100, x: 5, y: 166),
              const Cell(width: 80, height: 86, x: 0, y: 84),
              const Cell(width: 80, height: 80, x: 56, y: 110),
              const Cell(width: 80, height: 86, x: 64, y: 44),
              const Cell(width: 88, height: 88, x: 113, y: 0),
              const Eye(width: 54, height: 52, x: 239, y: 13),
              const Eye(width: 46, height: 46, x: 10, y: 102),
              const Eye(width: 46, height: 46, x: 48, y: 199),
              const Eye(width: 40, height: 40, x: 177, y: 344),
              const Eye(width: 64, height: 58, x: 272, y: 259),
            ],
          ),
        ),
      ),
    );
  }
}

class Cell extends StatelessWidget {
  final double width;
  final double height;
  final double x;
  final double y;
  const Cell({Key key, this.width, this.height, this.x, this.y})
      : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Positioned(
      left: x,
      top: y,
      child: Container(
        width: width,
        height: height,
        decoration: BoxDecoration(
          color: Colors.red,
          borderRadius: BorderRadius.all(
            Radius.elliptical(width, height),
          ),
        ),
      ),
    );
  }
}

class Eye extends StatelessWidget {
  final double width;
  final double height;
  final double x;
  final double y;
  const Eye({Key key, this.width, this.height, this.x, this.y})
      : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Positioned(
      left: x,
      top: y,
      child: Stack(
        children: [
          Container(
            width: width,
            height: height,
            decoration: BoxDecoration(
              color: Colors.white,
              borderRadius: BorderRadius.all(
                Radius.elliptical(width, height),
              ),
            ),
          ),
          Container(
            width: width * 0.4,
            height: height * 0.4,
            margin: EdgeInsets.all(6),
            decoration: BoxDecoration(
              color: Colors.blue,
              borderRadius: BorderRadius.all(
                Radius.elliptical(width * 0.4, height * 0.4),
              ),
            ),
          ),
        ],
      ),
    );
  }
}