Syncfusion Feedback


Flutter Charts Combination Chart

Overview

The Flutter Combination Chart visualizes data by combining two or more charts into a single chart. You can visualize two different kinds of data correlated in a meaningful way, i.e., revenue vs profit. You can create beautiful, animated, real-time and high-performance combination chart that also supports the interactive features such as zooming and panning, trackball, crosshair, tooltip and selection.

Flutter Combination Chart

Key features

Flutter chart shows the multiple axis in chart

Multiple axes

Plot different units of data using multiple axes in a single chart. It can be positioned at either side of the chart.

Flutter chart provides multiple colors to the chart

Color palette

Efficiently handle the colors of the Flutter Combination Chart using the color palette.

Flutter chart shows the combination of multiple series

Interactive features

Experience smooth interaction in Flutter Combination Chart using the built-in interactive features.

Code example

Easily get started with the Flutter Combination Chart using a few simple lines of DART code example as demonstrated below,

  1. import 'package:flutter/material.dart';
  2. import 'package:syncfusion_flutter_charts/charts.dart';
  3.  
  4. void main() {
  5.   return runApp(_ChartApp());
  6. }
  7.  
  8. class _ChartApp extends StatelessWidget {
  9.   @override
  10.   Widget build(BuildContext context) {
  11.     return MaterialApp(
  12.       theme: ThemeData(primarySwatch: Colors.blue),
  13.       home: _MyHomePage(),
  14.     );
  15.   }
  16. }
  17.  
  18. class _MyHomePage extends StatefulWidget {
  19.   // ignore: prefer_const_constructors_in_immutables
  20.   _MyHomePage({Key? key}) : super(key: key);
  21.  
  22.   @override
  23.   _MyHomePageState createState() => _MyHomePageState();
  24. }
  25.  
  26. class _MyHomePageState extends State<_MyHomePage> {
  27.   late List<_ChartData> data;
  28.   late TooltipBehavior _tooltip;
  29.  
  30.   @override
  31.   void initState() {
  32.     data = [
  33.       _ChartData('CHN', 12, 15),
  34.       _ChartData('GER', 15, 10),
  35.       _ChartData('RUS', 30, 24),
  36.       _ChartData('BRZ', 6.4, 11),
  37.       _ChartData('IND', 14, 9)
  38.     ];
  39.     _tooltip = TooltipBehavior(enable: true);
  40.     super.initState();
  41.   }
  42.  
  43.   @override
  44.   Widget build(BuildContext context) {
  45.     return Scaffold(
  46.         appBar: AppBar(
  47.           title: const Text('Syncfusion Flutter chart'),
  48.         ),
  49.         body: SfCartesianChart(
  50.             primaryXAxis: CategoryAxis(),
  51.             primaryYAxis: NumericAxis(minimum: 0, maximum: 40, interval: 10),
  52.             tooltipBehavior: _tooltip,
  53.             series: <CartesianSeries<_ChartData, String>>[
  54.               ColumnSeries<_ChartData, String>(
  55.                   dataSource: data,
  56.                   xValueMapper: (_ChartData data, _) => data.x,
  57.                   yValueMapper: (_ChartData data, _) => data.y,
  58.                   name: 'Gold',
  59.                   color: Color.fromRGBO(8, 142, 255, 1)),
  60.               LineSeries<_ChartData, String>(
  61.                   dataSource: data,
  62.                   xValueMapper: (_ChartData data, _) => data.x,
  63.                   yValueMapper: (_ChartData data, _) => data.y1,
  64.                   name: 'Gold',
  65.                   color: Color.fromRGBO(8, 142, 255, 1))
  66.             ]));
  67.   }
  68. }
  69.  
  70. class _ChartData {
  71.   _ChartData(this.x, this.y, this.y1);
  72.  
  73.   final String x;
  74.   final double y;
  75.   final double y1;
  76. }

Learning resources

Navigate to GitHub code used to configure the Flutter combination chart

GitHub Code The Flutter Combination Chart configuration code is available in GitHub.

Navigate to the options available in User Guide to customize the Flutter combination chart

Flutter Combination Chart User Guide

Learn available options to customize the Flutter Combination Chart.

Scroll up icon
Chat with us