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3 files changed, 189 insertions, 2 deletions

diff --git a/lib/pages/agenda_page.dart b/lib/pages/agenda_page.dart
index 174f71d..abfefec 100644
--- a/lib/pages/agenda_page.dart
+++ b/lib/pages/agenda_page.dart
@@ -89,13 +89,13 @@ class _AgendaPageState extends State<AgendaPage> {
     currentSelectedShiftIndex = 1;
 
     // set up the buttons
-    Widget cancelButton = FlatButton(
+    Widget cancelButton = TextButton(
       child: Text("Terug"),
       onPressed: () {
         Navigator.pop(context);
       },
     );
-    Widget continueButton = FlatButton(
+    Widget continueButton = TextButton(
       child: Text("Ok"),
       onPressed: () async {
         await addShiftsFromDialog();
diff --git a/lib/pages/home_page.dart b/lib/pages/home_page.dart
index ee2a5cd..404f6cc 100644
--- a/lib/pages/home_page.dart
+++ b/lib/pages/home_page.dart
@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:training_planner/pages/agenda_page.dart';
 import 'package:training_planner/pages/developer_page.dart';
 import 'package:training_planner/pages/logbook_page.dart';
+import 'package:training_planner/pages/navigation_page.dart';
 import 'package:training_planner/pages/settings_page.dart';
 import 'package:training_planner/shift.dart';
 import 'package:training_planner/main.dart';
@@ -25,6 +26,7 @@ class _HomePageState extends State<HomePage> {
     _widgetOptions = <Widget>[
       new AgendaPage(agendaWeekNr: widget.agendaWeekNr),
       new LogbookPage(),
+      new NavigationPage(),
     ];
 
     super.initState();
@@ -36,6 +38,7 @@ class _HomePageState extends State<HomePage> {
       _widgetOptions = <Widget>[
         new AgendaPage(agendaWeekNr: widget.agendaWeekNr),
         new LogbookPage(),
+        new NavigationPage(),
       ];
       _selectedIndex = index;
     });
@@ -109,6 +112,10 @@ class _HomePageState extends State<HomePage> {
             icon: Icon(Icons.book),
             label: 'Logboek',
           ),
+          BottomNavigationBarItem(
+            icon: Icon(Icons.pin_drop),
+            label: 'Delivery',
+          ),
         ],
         currentIndex: _selectedIndex,
         selectedItemColor: Style.titleColor,
diff --git a/lib/pages/navigation_page.dart b/lib/pages/navigation_page.dart
new file mode 100644
index 0000000..58ea307
--- /dev/null
+++ b/lib/pages/navigation_page.dart
@@ -0,0 +1,180 @@
+import 'dart:async';
+
+import 'package:carousel_slider/carousel_slider.dart';
+import 'package:flutter/material.dart';
+import 'package:geolocator/geolocator.dart';
+import 'package:here_sdk/mapview.dart';
+import 'package:in_date_utils/in_date_utils.dart' as DateUtilities;
+import 'package:loading_animation_widget/loading_animation_widget.dart';
+import 'package:training_planner/RoutingExample.dart';
+import 'package:training_planner/events/MapPanningEvent.dart';
+import 'package:training_planner/main.dart';
+import 'package:training_planner/shift.dart';
+import 'package:training_planner/style/style.dart';
+import 'package:training_planner/utils/date.dart';
+import 'package:training_planner/widgets/agenda_week.dart';
+import 'package:flutter_local_notifications/flutter_local_notifications.dart';
+import 'package:here_sdk/core.dart';
+import 'package:here_sdk/core.engine.dart';
+import 'package:here_sdk/core.errors.dart';
+import 'package:here_sdk/mapview.dart';
+
+class NavigationPage extends StatefulWidget {
+  @override
+  _NavigationPageState createState() => _NavigationPageState();
+
+  const NavigationPage({Key? key}) : super(key: key);
+}
+
+class _NavigationPageState extends State<NavigationPage> {
+  RoutingExample? _routingExample;
+
+  StreamSubscription? panGestureEvent;
+
+  Future<bool> _handleLocationPermission() async {
+    bool serviceEnabled;
+    LocationPermission permission;
+
+    serviceEnabled = await Geolocator.isLocationServiceEnabled();
+    if (!serviceEnabled) {
+      ScaffoldMessenger.of(context).showSnackBar(const SnackBar(
+          content: Text(
+              'Location services are disabled. Please enable the services')));
+      return false;
+    }
+    permission = await Geolocator.checkPermission();
+    if (permission == LocationPermission.denied) {
+      permission = await Geolocator.requestPermission();
+      if (permission == LocationPermission.denied) {
+        ScaffoldMessenger.of(context).showSnackBar(
+            const SnackBar(content: Text('Location permissions are denied')));
+        return false;
+      }
+    }
+    if (permission == LocationPermission.deniedForever) {
+      ScaffoldMessenger.of(context).showSnackBar(const SnackBar(
+          content: Text(
+              'Location permissions are permanently denied, we cannot request permissions.')));
+      return false;
+    }
+    return true;
+  }
+
+  @override
+  initState() {
+    super.initState();
+
+    _handleLocationPermission();
+
+    panGestureEvent = eventBus.on<MapPanningEvent>().listen((event) {
+      changeIsLookingAround(event.isPanning);
+    });
+  }
+
+  void changeIsLookingAround(bool val) {
+    setState(() {
+      _routingExample?.isLookingAround = val;
+    });
+  }
+
+  void _zoomIn() {
+    _routingExample?.changeZoom(_routingExample!.currentZoom + 1);
+  }
+
+  void _zoomOut() {
+    _routingExample?.changeZoom(_routingExample!.currentZoom - 1);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
+      floatingActionButton: Padding(
+        padding: const EdgeInsets.all(8.0),
+        child: Row(
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: <Widget>[
+            Visibility(
+              visible: _routingExample == null
+                  ? false
+                  : _routingExample!.isLookingAround,
+              child: FloatingActionButton(
+                backgroundColor: Colors.green,
+                child: const Icon(Icons.center_focus_strong),
+                onPressed: () => {
+                  changeIsLookingAround(false),
+                  _routingExample?.flyTo(_routingExample!.lastPosition)
+                },
+              ),
+            ),
+            Padding(padding: EdgeInsets.all(5)),
+            FloatingActionButton(
+              onPressed: () => _zoomOut(),
+              child: Icon(Icons.zoom_out),
+            ),
+            FloatingActionButton(
+              onPressed: () => _zoomIn(),
+              child: Icon(Icons.zoom_in),
+            )
+          ],
+        ),
+      ),
+      body: Stack(
+        children: [
+          HereMap(onMapCreated: _onMapCreated),
+        ],
+      ),
+    );
+  }
+
+  void _onMapCreated(HereMapController hereMapController) {
+    hereMapController.mapScene.loadSceneForMapScheme(MapScheme.normalDay,
+        (MapError? error) {
+      if (error == null) {
+        _routingExample = RoutingExample(hereMapController);
+        _routingExample?.addRoute();
+      } else {
+        print("Map scene not loaded. MapError: " + error.toString());
+      }
+    });
+  }
+
+  @override
+  void dispose() {
+    // Free HERE SDK resources before the application shuts down.
+    SDKNativeEngine.sharedInstance?.dispose();
+    SdkContext.release();
+    panGestureEvent?.cancel();
+
+    _routingExample?.timer?.cancel();
+    super.dispose();
+  }
+
+  // A helper method to show a dialog.
+  Future<void> _showDialog(String title, String message) async {
+    return showDialog<void>(
+      context: context,
+      barrierDismissible: false,
+      builder: (BuildContext context) {
+        return AlertDialog(
+          title: Text(title),
+          content: SingleChildScrollView(
+            child: ListBody(
+              children: <Widget>[
+                Text(message),
+              ],
+            ),
+          ),
+          actions: <Widget>[
+            TextButton(
+              child: Text('OK'),
+              onPressed: () {
+                Navigator.of(context).pop();
+              },
+            ),
+          ],
+        );
+      },
+    );
+  }
+}