echo_amap

Description:

echo amap

echo_amap #
高德地图相关
Getting Started #
import 'package:echo_amap/echo_amap.dart';
Usage 简单使用 #
void main() {
runApp(const MyApp());
}

class MyApp extends StatefulWidget {
const MyApp({super.key});

@override
State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
String _platformVersion = 'Unknown';
String distance1 = "0";
String distance2 = "0";
final _echoAmapPlugin = EchoAmap();


@override
void initState() {
super.initState();
initPlatformState();
}

Future<void> initPlatformState() async {
String platformVersion;
try {
platformVersion =
await _echoAmapPlugin.getPlatformVersion() ?? 'Unknown platform version';
var startPoint = EchoLngAndLat(longitude: 103.822956, latitude: 30.066668);
var endPoint = EchoLngAndLat(longitude: 104.190556, latitude: 30.812500);
distance1 = await _echoAmapPlugin.calculateLineDistance(startPoint, endPoint)??'';
distance2 = await _echoAmapPlugin.calculateLineDistanceByAmap(startPoint, endPoint)??'';

} on PlatformException {
platformVersion = 'Failed to get platform version.';
}
if (!mounted) return;

setState(() {
_platformVersion = platformVersion;
});
}

@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('Echo amap'),
),
body: Center(
child: Column(
children: [
Text('Running on: $_platformVersion\n'),
Text('原生距离: $distance1\n'),
Text('高德距离: $distance2\n'),
],
),
),
),
);
}
}

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