DotDivider widget for Flutter

dot_divider.dart

import 'package:flutter/material.dart';

/// Dot divider for Calendar
class DotDivider extends StatelessWidget {
  /// Constructor
  const DotDivider(
      {this.height = 1, this.color = Colors.black, this.countCoeff = 3});

  /// Color of divider
  final Color color;

  /// Height of divider
  final double height;

  /// Dash count coefficient
  final double countCoeff;

  @override
  Widget build(BuildContext context) {
    return LayoutBuilder(
      builder: (BuildContext context, BoxConstraints constraints) {
        final boxWidth = constraints.constrainWidth();
        const dashWidth = 2.0;
        final dashHeight = height;
        final dashCount = (boxWidth / (countCoeff * dashWidth)).floor();
        return Flex(
          mainAxisAlignment: MainAxisAlignment.spaceBetween,
          direction: Axis.horizontal,
          children: List.generate(dashCount, (_) {
            return SizedBox(
              width: dashWidth,
              height: dashHeight,
              child: DecoratedBox(
                decoration: BoxDecoration(color: color),
              ),
            );
          }),
        );
      },
    );
  }
}