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gps_fastmed.dart 5.0KB

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  1. import 'package:flutter/material.dart';
  2. import 'package:url_launcher/url_launcher.dart';
  3. void main() {
  4. runApp(MyApp());
  5. }
  6. class MyApp extends StatelessWidget {
  7. // This widget is the root of your application.
  8. @override
  9. Widget build(BuildContext context) {
  10. return MaterialApp(
  11. title: 'Flutter Demo',
  12. theme: ThemeData(
  13. // This is the theme of your application.
  14. //
  15. // Try running your application with "flutter run". You'll see the
  16. // application has a blue toolbar. Then, without quitting the app, try
  17. // changing the primarySwatch below to Colors.green and then invoke
  18. // "hot reload" (press "r" in the console where you ran "flutter run",
  19. // or simply save your changes to "hot reload" in a Flutter IDE).
  20. // Notice that the counter didn't reset back to zero; the application
  21. // is not restarted.
  22. primarySwatch: Colors.blue,
  23. ),
  24. home: MyHomePage(title: 'Flutter Demo Home Page'),
  25. );
  26. }
  27. }
  28. class MyHomePage extends StatefulWidget {
  29. MyHomePage({Key key, this.title}) : super(key: key);
  30. // This widget is the home page of your application. It is stateful, meaning
  31. // that it has a State object (defined below) that contains fields that affect
  32. // how it looks.
  33. // This class is the configuration for the state. It holds the values (in this
  34. // case the title) provided by the parent (in this case the App widget) and
  35. // used by the build method of the State. Fields in a Widget subclass are
  36. // always marked "final".
  37. final String title;
  38. @override
  39. _MyHomePageState createState() => _MyHomePageState();
  40. }
  41. class _MyHomePageState extends State<MyHomePage> {
  42. int _counter = 0;
  43. void _incrementCounter() async {
  44. setState(() async {
  45. String destinationLatitude = "18.39007092764153";
  46. String destinationLongitude = "-65.976216841223";
  47. String originlatitude = "18.418738017376207";
  48. String originlongitude = "-66.02565531285634";
  49. //const url = 'https://www.google.com/maps/@42.585444,13.007813,6z';
  50. const url = "https://www.google.com/maps/dir/?api=1&parameters&origin=18.418738017376207,-66.02565531285634&destination=18.39007092764153,-65.976216841223";
  51. if (await canLaunch(url)) {
  52. await launch(url);
  53. } else {
  54. throw 'Could not launch $url';
  55. }
  56. //String uri = "http://maps.google.com/maps?daddr=" + destinationLatitude + "," + destinationLongitude + " (" + "Doctor" + ")";
  57. //Intent intent;
  58. //intent.setAction(Action.ACTION_VIEW);
  59. //Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(uri));
  60. //intent.setPackage("com.google.android.apps.maps");
  61. //startActivity(intent);
  62. //UIApplication.shared.openURL(URL(string:"https://www.google.com/maps/@42.585444,13.007813,6z")!);
  63. _counter++;
  64. });
  65. }
  66. @override
  67. Widget build(BuildContext context) {
  68. // This method is rerun every time setState is called, for instance as done
  69. // by the _incrementCounter method above.
  70. //
  71. // The Flutter framework has been optimized to make rerunning build methods
  72. // fast, so that you can just rebuild anything that needs updating rather
  73. // than having to individually change instances of widgets.
  74. return Scaffold(
  75. appBar: AppBar(
  76. // Here we take the value from the MyHomePage object that was created by
  77. // the App.build method, and use it to set our appbar title.
  78. title: Text(widget.title),
  79. ),
  80. body: Center(
  81. // Center is a layout widget. It takes a single child and positions it
  82. // in the middle of the parent.
  83. child: Column(
  84. // Column is also a layout widget. It takes a list of children and
  85. // arranges them vertically. By default, it sizes itself to fit its
  86. // children horizontally, and tries to be as tall as its parent.
  87. //
  88. // Invoke "debug painting" (press "p" in the console, choose the
  89. // "Toggle Debug Paint" action from the Flutter Inspector in Android
  90. // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
  91. // to see the wireframe for each widget.
  92. //
  93. // Column has various properties to control how it sizes itself and
  94. // how it positions its children. Here we use mainAxisAlignment to
  95. // center the children vertically; the main axis here is the vertical
  96. // axis because Columns are vertical (the cross axis would be
  97. // horizontal).
  98. mainAxisAlignment: MainAxisAlignment.center,
  99. children: <Widget>[
  100. Text(
  101. 'You have pushed the button this many times:',
  102. ),
  103. Text(
  104. '$_counter',
  105. style: Theme.of(context).textTheme.headline4,
  106. ),
  107. ],
  108. ),
  109. ),
  110. floatingActionButton: FloatingActionButton(
  111. onPressed: _incrementCounter,
  112. tooltip: 'Increment',
  113. child: Icon(Icons.add),
  114. ), // This trailing comma makes auto-formatting nicer for build methods.
  115. );
  116. }
  117. }