b2

import 'package:d_chart/d_chart.dart';
import 'package:flutter/material.dart';
import 'package:intl/intl.dart';

List<OrdinalData> series1 = [
  OrdinalData(domain: 'Jul', measure: 300),
  OrdinalData(domain: 'Aug', measure: 600),
  OrdinalData(domain: 'Sep', measure: 540),
  OrdinalData(domain: 'Oct', measure: 400),
];
List<OrdinalData> series2 = [
  OrdinalData(domain: 'Jul', measure: 220),
  OrdinalData(domain: 'Aug', measure: 180),
  OrdinalData(domain: 'Sep', measure: 240),
  OrdinalData(domain: 'Oct', measure: 170),
];

AspectRatio(
  aspectRatio: 16 / 9,
  child: DChartBarO(
    vertical: false,
    layoutMargin: LayoutMargin(50, 20, 30, 20),
    configRenderBar: ConfigRenderBar(
      barGroupInnerPaddingPx: 0,
      radius: 30,
    ),
    domainAxis: const DomainAxis(
      showLine: false,
      tickLength: 0,
      gapAxisToLabel: 12,
    ),
    measureAxis: MeasureAxis(
      tickLength: 0,
      tickLabelFormatter: (measure) {
        return NumberFormat.compactCurrency(
          symbol: '\$',
          decimalDigits: 0,
        ).format(measure);
      },
    ),
    groupList: [
      OrdinalGroup(
        id: '1',
        data: series1,
        color: Colors.amber,
      ),
      OrdinalGroup(
        id: '2',
        data: series2,
        color: Colors.deepPurple,
      ),
    ],
  ),
),