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flutter pie chart

YOU.com answered on September 11, 2023 Popularity 8/10 Helpfulness 2/10

answer flutter pie chart

flutter pie chart

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import 'package:charts_flutter/flutter.dart' as charts;
import 'package:flutter/material.dart';

class PieChartExample extends StatelessWidget {
  final List<charts.Series> seriesList;
  final bool animate;

  PieChartExample(this.seriesList, {this.animate});

  factory PieChartExample.withSampleData() {
    return new PieChartExample(
      _createSampleData(),
      animate: true,
    );
  }

  @override
  Widget build(BuildContext context) {
    return new charts.PieChart(
      seriesList,
      animate: animate,
      defaultRenderer: new charts.ArcRendererConfig(
        arcRendererDecorators: [new charts.ArcLabelDecorator()],
      ),
    );
  }

  static List<charts.Series<LinearSales, String>> _createSampleData() {
    final data = [
      new LinearSales('Item 1', 100),
      new LinearSales('Item 2', 75),
      new LinearSales('Item 3', 25),
      new LinearSales('Item 4', 50),
    ];

    return [
      new charts.Series<LinearSales, String>(
        id: 'Sales',
        domainFn: (LinearSales sales, _) => sales.year,
        measureFn: (LinearSales sales, _) => sales.sales,
        data: data,
        labelAccessorFn: (LinearSales sales, _) => '${sales.year}: ${sales.sales}',
      )
    ];
  }
}

class LinearSales {
  final String year;
  final int sales;

  LinearSales(this.year, this.sales);
}

Popularity 8/10 Helpfulness 2/10 Language dart

Source: Grepper

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Contributed on Sep 11 2023

YOU.com

0 Answers Avg Quality 2/10

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