p1

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

List<OrdinalData> ordinalDataList = [
  OrdinalData(
    domain: 'Completed',
    measure: 65,
    color: Colors.deepPurple,
  ),
  OrdinalData(
    domain: 'Uncompleted',
    measure: 35,
    color: Colors.deepPurple.shade50,
  ),
];

SizedBox(
  height: 200,
  child: Stack(
    children: [
      DChartPieO(
        data: ordinalDataList,
        configRenderPie: const ConfigRenderPie(
          arcWidth: 10,
          strokeWidthPx: 0,
        ),
      ),
      const Center(
        child: Text(
          '65%',
          style: TextStyle(
            fontWeight: FontWeight.bold,
            fontSize: 36,
            color: Colors.black87,
          ),
        ),
      ),
    ],
  ),
),