syncfusion_flutter_maps 18.2.46-beta

Syncfusion Flutter Maps is a data visualization library written natively in Dart for creating beautiful and customizable maps from GeoJSON data.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:syncfusion_flutter_core/core.dart';
import 'package:syncfusion_flutter_maps/maps.dart';

void main() {
  // Register your license here
  SyncfusionLicense.registerLicense('ADD YOUR LICENSE KEY HERE');
  return runApp(MapsApp());
}

class MapsApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return const MaterialApp(
      title: 'Maps Demo',
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  const MyHomePage({Key key}) : super(key: key);

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  _MyHomePageState();

  List<Model> data;

  @override
  void initState() {
    data = const <Model>[
      Model('New South Wales', Color.fromRGBO(255, 215, 0, 1.0),
          '       New\nSouth Wales'),
      Model('Queensland', Color.fromRGBO(72, 209, 204, 1.0), 'Queensland'),
      Model('Northern Territory', Color.fromRGBO(255, 78, 66, 1.0),
          'Northern\nTerritory'),
      Model('Victoria', Color.fromRGBO(171, 56, 224, 0.75), 'Victoria'),
      Model('South Australia', Color.fromRGBO(126, 247, 74, 0.75),
          'South Australia'),
      Model('Western Australia', Color.fromRGBO(79, 60, 201, 0.7),
          'Western Australia'),
      Model('Tasmania', Color.fromRGBO(99, 164, 230, 1), 'Tasmania'),
      Model('Australian Capital Territory', Colors.teal, 'ACT')
    ];
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Container(
        height: 520,
        child: Center(
          child: SfMaps(
            title: const MapTitle(text: 'Australia map'),
            layers: <MapShapeLayer>[
              MapShapeLayer(
                delegate: MapShapeLayerDelegate(
                  shapeFile: 'assets/australia.json',
                  shapeDataField: 'STATE_NAME',
                  dataCount: data.length,
                  primaryValueMapper: (int index) => data[index].state,
                  dataLabelMapper: (int index) => data[index].stateCode,
                  shapeColorValueMapper: (int index) => data[index].color,
                  shapeTooltipTextMapper: (int index) => data[index].stateCode,
                ),
                showDataLabels: true,
                showLegend: true,
                enableShapeTooltip: true,
                tooltipSettings: MapTooltipSettings(
                    color: Colors.grey[700],
                    strokeColor: Colors.white,
                    strokeWidth: 2),
                strokeColor: Colors.white,
                strokeWidth: 0.5,
                dataLabelSettings: MapDataLabelSettings(
                    textStyle: TextStyle(
                        color: Colors.black,
                        fontWeight: FontWeight.bold,
                        fontSize:
                            Theme.of(context).textTheme.caption.fontSize)),
              ),
            ],
          ),
        ),
      ),
    );
  }
}

class Model {
  const Model(this.state, this.color, this.stateCode);

  final String state;
  final Color color;
  final String stateCode;
}