.dart_tool/package_config.json

@@ -13,6 +13,12 @@
       "packageUri": "lib/",
       "languageVersion": "2.17"
     },
+    {
+      "name": "card_swiper",
+      "rootUri": "file:///Users/bogdan/.pub-cache/hosted/pub.dev/card_swiper-2.0.4",
+      "packageUri": "lib/",
+      "languageVersion": "2.12"
+    },
     {
       "name": "characters",
       "rootUri": "file:///Users/bogdan/.pub-cache/hosted/pub.dev/characters-1.2.1",
@@ -152,7 +158,7 @@
       "languageVersion": "2.19"
     }
   ],
-  "generated": "2023-04-13T20:45:03.708493Z",
+  "generated": "2023-04-17T20:45:45.108623Z",
   "generator": "pub",
   "generatorVersion": "2.19.6"
 }

.dart_tool/package_config_subset

@@ -6,6 +6,10 @@ boolean_selector
 2.17
 file:///Users/bogdan/.pub-cache/hosted/pub.dev/boolean_selector-2.1.1/
 file:///Users/bogdan/.pub-cache/hosted/pub.dev/boolean_selector-2.1.1/lib/
+card_swiper
+2.12
+file:///Users/bogdan/.pub-cache/hosted/pub.dev/card_swiper-2.0.4/
+file:///Users/bogdan/.pub-cache/hosted/pub.dev/card_swiper-2.0.4/lib/
 characters
 2.12
 file:///Users/bogdan/.pub-cache/hosted/pub.dev/characters-1.2.1/
@@ -84,8 +88,8 @@ file:///Users/bogdan/.pub-cache/hosted/pub.dev/vector_math-2.1.4/
 file:///Users/bogdan/.pub-cache/hosted/pub.dev/vector_math-2.1.4/lib/
 ernaehrung
 2.19
-file:///Users/bogdan/IdeaProjects/ernaehrung/
-file:///Users/bogdan/IdeaProjects/ernaehrung/lib/
+file:///Users/bogdan/IdeaProjects/erna%CC%88hrung/
+file:///Users/bogdan/IdeaProjects/erna%CC%88hrung/lib/
 sky_engine
 2.12
 file:///usr/local/Caskroom/flutter/3.7.7/flutter/bin/cache/pkg/sky_engine/

android/app/src/main/AndroidManifest.xml

@@ -31,4 +31,5 @@
             android:name="flutterEmbedding"
             android:value="2" />
     </application>
+    <uses-permission android:name="android.permission.INTERNET"/>
 </manifest>

lib/components/cardComponent.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+
+class CardComponent extends StatelessWidget {
+  final String title;
+  final String description;
+
+  const CardComponent({super.key, required this.title, required this.description});
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      height: MediaQuery.of(context).size.height * 0.8,
+      child: Card(
+        margin: const EdgeInsets.all(20.0),
+        child: Padding(
+          padding: const EdgeInsets.all(16.0),
+          child: Column(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: <Widget>[
+              Text(title, style: const TextStyle(fontSize: 24.0)),
+              const SizedBox(height: 8.0),
+              Text(description, style: const TextStyle(fontSize: 16.0)),
+            ],
+          ),
+        ),
+      ),
+    );
+
+  }
+}

lib/components/welcomePageChildrenTextField.dart

@@ -0,0 +1,187 @@
+import 'package:ernaehrung/views/navigation/navigationScreen.dart';
+import 'package:flutter/material.dart';
+
+class WelcomePageStateTextFieldState extends StatefulWidget {
+  const WelcomePageStateTextFieldState({super.key});
+
+  @override
+  State<WelcomePageStateTextFieldState> createState() =>
+      _WelcomePageStateTextFieldState();
+}
+
+class _WelcomePageStateTextFieldState
+    extends State<WelcomePageStateTextFieldState> {
+  final firstnameTextEditingController = TextEditingController();
+  final secondnameTextEditingController = TextEditingController();
+  final weightTextEditingController = TextEditingController();
+  final heightTextEditingController = TextEditingController();
+  final caloriesTextEditingController = TextEditingController();
+
+  bool isNameVisible = false;
+  bool isSNameVisible = false;
+  bool isWeightVisible = false;
+  bool isHeightVisible = false;
+  bool isCaloriesVisible = false;
+
+  void setNameVisible(bool visibility) {
+    setState(() => isNameVisible = visibility);
+  }
+
+  void setSNameVisible(bool visibility) {
+    setState(() => isSNameVisible = visibility);
+  }
+
+  void setWeightVisible(bool visibility) {
+    setState(() => isWeightVisible = visibility);
+  }
+
+  void setHeightVisible(bool visibility) {
+    setState(() => isHeightVisible = visibility);
+  }
+
+  void setCaloriesVisible(bool visibility) {
+    setState(() => isCaloriesVisible = visibility);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+      return  Column(
+        crossAxisAlignment: CrossAxisAlignment.center,
+        children: [
+          const SizedBox(
+            height: 24,
+          ),
+          TextFormField(
+            onChanged: (newText) {
+              if (newText.isNotEmpty) {
+                setNameVisible(true);
+              } else {
+                setNameVisible(false);
+              }
+            },
+            controller: firstnameTextEditingController,
+            decoration: InputDecoration(
+              hintText: 'Name',
+              border: const OutlineInputBorder(gapPadding: 8),
+              suffixIcon: isNameVisible
+                  ? IconButton(
+                  onPressed: () {
+                    firstnameTextEditingController.clear();
+                    setState(() => isNameVisible = false);
+                  },
+                  icon: const Icon(Icons.clear))
+                  : null,
+            ),
+            keyboardType: TextInputType.text,
+          ),
+          const SizedBox(
+            height: 24,
+          ),
+          TextFormField(
+              onChanged: (newText) {
+                if (newText.isNotEmpty) {
+                  setSNameVisible(true);
+                } else {
+                  setSNameVisible(false);
+                }
+              },
+              controller: secondnameTextEditingController,
+              decoration: InputDecoration(
+                hintText: 'Vorname',
+                border: const OutlineInputBorder(gapPadding: 8),
+                suffixIcon: isSNameVisible
+                    ? IconButton(
+                    onPressed: () {
+                      secondnameTextEditingController.clear();
+                      setState(() => isSNameVisible = false);
+                    },
+                    icon: const Icon(Icons.clear))
+                    : null,
+              ),
+              keyboardType: TextInputType.text),
+          const SizedBox(
+            height: 24,
+          ),
+          TextFormField(
+              onChanged: (newText) {
+                if (newText.isNotEmpty) {
+                  setWeightVisible(true);
+                } else {
+                  setWeightVisible(false);
+                }
+              },
+              controller: weightTextEditingController,
+              decoration: InputDecoration(
+                hintText: 'Gewicht',
+                border: const OutlineInputBorder(gapPadding: 8),
+                suffixIcon: isWeightVisible
+                    ? IconButton(
+                    onPressed: () {
+                      weightTextEditingController.clear();
+                      setState(() => isWeightVisible = false);
+                    },
+                    icon: const Icon(Icons.clear))
+                    : null,
+              ),
+              keyboardType: TextInputType.number),
+          const SizedBox(
+            height: 24,
+          ),
+          TextFormField(
+              onChanged: (newText) {
+                if (newText.isNotEmpty) {
+                  setHeightVisible(true);
+                } else {
+                  setHeightVisible(false);
+                }
+              },
+              controller: heightTextEditingController,
+              decoration: InputDecoration(
+                hintText: 'Größe',
+                border: const OutlineInputBorder(gapPadding: 8),
+                suffixIcon: isHeightVisible
+                    ? IconButton(
+                    onPressed: () {
+                      heightTextEditingController.clear();
+                      setState(() => isHeightVisible = false);
+                    },
+                    icon: const Icon(Icons.clear))
+                    : null,
+              ),
+              keyboardType: TextInputType.number),
+          const SizedBox(
+            height: 24,
+          ),
+          TextFormField(
+              onChanged: (newText) {
+                if (newText.isNotEmpty) {
+                  setCaloriesVisible(true);
+                } else {
+                  setCaloriesVisible(false);
+                }
+              },
+              controller: caloriesTextEditingController,
+              decoration: InputDecoration(
+                hintText: 'gewünschte Kalorienzufuhr',
+                border: const OutlineInputBorder(gapPadding: 8),
+                suffixIcon: isCaloriesVisible
+                    ? IconButton(
+                    onPressed: () {
+                      caloriesTextEditingController.clear();
+                      setState(() => isCaloriesVisible = false);
+                    },
+                    icon: const Icon(Icons.clear))
+                    : null,
+              ),
+              keyboardType: TextInputType.number),
+          const SizedBox(
+            height: 24,
+          ),
+          ElevatedButton(onPressed: (){
+            Navigator.pushAndRemoveUntil(context,
+                MaterialPageRoute(builder: (context) => const NavigationScreen()), (r) => false);
+          }, child: const Text('Bestätigen'))
+        ],
+      );
+  }
+}

lib/main.dart

@@ -1,3 +1,5 @@
+import 'package:ernaehrung/views/navigation/navigationScreen.dart';
+import 'package:ernaehrung/views/welcome/welcomeScreen.dart';
 import 'package:flutter/material.dart';
 
 void main() {
@@ -7,109 +9,17 @@ void main() {
 class MyApp extends StatelessWidget {
   const MyApp({super.key});
 
-  // This widget is the root of your application.
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
       title: 'Flutter Demo',
       theme: ThemeData(
-        // This is the theme of your application.
-        //
-        // Try running your application with "flutter run". You'll see the
-        // application has a blue toolbar. Then, without quitting the app, try
-        // changing the primarySwatch below to Colors.green and then invoke
-        // "hot reload" (press "r" in the console where you ran "flutter run",
-        // or simply save your changes to "hot reload" in a Flutter IDE).
-        // Notice that the counter didn't reset back to zero; the application
-        // is not restarted.
         primarySwatch: Colors.blue,
       ),
-      home: const MyHomePage(title: 'Flutter Demo Home Page'),
-    );
-  }
-}
-
-class MyHomePage extends StatefulWidget {
-  const MyHomePage({super.key, required this.title});
-
-  // This widget is the home page of your application. It is stateful, meaning
-  // that it has a State object (defined below) that contains fields that affect
-  // how it looks.
-
-  // This class is the configuration for the state. It holds the values (in this
-  // case the title) provided by the parent (in this case the App widget) and
-  // used by the build method of the State. Fields in a Widget subclass are
-  // always marked "final".
-
-  final String title;
-
-  @override
-  State<MyHomePage> createState() => _MyHomePageState();
-}
-
-class _MyHomePageState extends State<MyHomePage> {
-  int _counter = 0;
-
-  void _incrementCounter() {
-    setState(() {
-      // This call to setState tells the Flutter framework that something has
-      // changed in this State, which causes it to rerun the build method below
-      // so that the display can reflect the updated values. If we changed
-      // _counter without calling setState(), then the build method would not be
-      // called again, and so nothing would appear to happen.
-      _counter++;
-    });
-  }
-
-  @override
-  Widget build(BuildContext context) {
-    // This method is rerun every time setState is called, for instance as done
-    // by the _incrementCounter method above.
-    //
-    // The Flutter framework has been optimized to make rerunning build methods
-    // fast, so that you can just rebuild anything that needs updating rather
-    // than having to individually change instances of widgets.
-    return Scaffold(
-      appBar: AppBar(
-        // Here we take the value from the MyHomePage object that was created by
-        // the App.build method, and use it to set our appbar title.
-        title: Text(widget.title),
-      ),
-      body: Center(
-        // Center is a layout widget. It takes a single child and positions it
-        // in the middle of the parent.
-        child: Column(
-          // Column is also a layout widget. It takes a list of children and
-          // arranges them vertically. By default, it sizes itself to fit its
-          // children horizontally, and tries to be as tall as its parent.
-          //
-          // Invoke "debug painting" (press "p" in the console, choose the
-          // "Toggle Debug Paint" action from the Flutter Inspector in Android
-          // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
-          // to see the wireframe for each widget.
-          //
-          // Column has various properties to control how it sizes itself and
-          // how it positions its children. Here we use mainAxisAlignment to
-          // center the children vertically; the main axis here is the vertical
-          // axis because Columns are vertical (the cross axis would be
-          // horizontal).
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            const Text(
-              'You have pushed the button this many times:',
-            ),
-            Text(
-              '$_counter',
-              style: Theme.of(context).textTheme.headlineMedium,
-            ),
-          ],
-        ),
-      ),
-      floatingActionButton: FloatingActionButton(
-        onPressed: _incrementCounter,
-        tooltip: 'Increment',
-        child: const Icon(Icons.add),
-      ), // This trailing comma makes auto-formatting nicer for build methods.
+      home: const WelcomeScreen(),
+      routes: {
+        '/navigation': (context) => const  NavigationScreen(),
+      },
     );
   }
 }

lib/views/navigation/navigationScreen.dart

@@ -0,0 +1,89 @@
+import 'package:card_swiper/card_swiper.dart';
+import 'package:ernaehrung/components/cardComponent.dart';
+import 'package:flutter/material.dart';
+
+class NavigationScreen extends StatefulWidget {
+  const NavigationScreen({super.key});
+
+  @override
+  NavigationScreenState createState() => NavigationScreenState();
+}
+
+class NavigationScreenState extends State<NavigationScreen> {
+  int _selectedIndex = 0;
+  final PageController _pageController = PageController(initialPage: 0);
+
+  void _onItemTapped(int index) {
+    setState(() {
+      _selectedIndex = index;
+      _pageController.animateToPage(index,
+          duration: const Duration(milliseconds: 300), curve: Curves.easeInOut);
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: PageView(
+        controller: _pageController,
+        children: _widgetOptions,
+        onPageChanged: (int index) {
+          setState(() {
+            _selectedIndex = index;
+          });
+        },
+      ),
+      bottomNavigationBar: BottomNavigationBar(
+        items: const <BottomNavigationBarItem>[
+          BottomNavigationBarItem(
+            icon: Icon(Icons.home),
+            label: 'Page 1',
+          ),
+          BottomNavigationBarItem(
+            icon: Icon(Icons.work),
+            label: 'Page 2',
+          ),
+          BottomNavigationBarItem(
+            icon: Icon(Icons.school),
+            label: 'Page 3',
+          ),
+        ],
+        currentIndex: _selectedIndex,
+        onTap: _onItemTapped,
+      ),
+    );
+  }
+
+  static final List<Widget> _widgetOptions = <Widget>[
+    Swiper(
+      itemBuilder: (BuildContext context, int index) {
+        return const CardComponent(
+          title: 'Page 1',
+          description: 'This is page 1',
+        );
+      },
+      itemCount: 1,
+      loop: false,
+    ),
+    Swiper(
+      itemBuilder: (BuildContext context, int index) {
+        return const CardComponent(
+          title: 'Page 2',
+          description: 'This is page 2',
+        );
+      },
+      itemCount: 1,
+      loop: false,
+    ),
+    Swiper(
+      itemBuilder: (BuildContext context, int index) {
+        return const CardComponent(
+          title: 'Page 3',
+          description: 'This is page 3',
+        );
+      },
+      itemCount: 1,
+      loop: false,
+    ),
+  ];
+}

lib/views/welcome/welcomeScreen.dart

@@ -0,0 +1,42 @@
+import 'package:ernaehrung/components/welcomePageChildrenTextField.dart';
+import 'package:flutter/material.dart';
+
+class WelcomeScreen extends StatelessWidget {
+  const WelcomeScreen({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return const MaterialApp(
+      title: 'Welcome Screen',
+      home: WelcomeScreenPage(),
+    );
+  }
+}
+
+class WelcomeScreenPage extends StatefulWidget {
+  const WelcomeScreenPage({super.key});
+
+  @override
+  State<StatefulWidget> createState() => WelcomeScreenPageState();
+}
+
+class WelcomeScreenPageState extends State<WelcomeScreenPage> {
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Welcome Screen'),
+      ),
+      body: const SizedBox(
+        height: double.infinity,
+        width: double.infinity,
+        child: SingleChildScrollView(
+            child: Form(
+              child: WelcomePageStateTextFieldState(),
+            )
+        ),
+      )
+    );
+  }
+}

pubspec.lock

@@ -17,6 +17,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  card_swiper:
+    dependency: "direct main"
+    description:
+      name: card_swiper
+      sha256: "0c94c538f47be1dab52d018d4900a7046b4cb0700dc7f95b8628da89d1212b35"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.0.4"
   characters:
     dependency: transitive
     description:
@@ -186,3 +194,4 @@ packages:
     version: "2.1.4"
 sdks:
   dart: ">=2.19.6 <3.0.0"
+  flutter: ">=0.1.4"

pubspec.yaml

@@ -31,7 +31,7 @@ dependencies:
   flutter:
     sdk: flutter
 
-
+  card_swiper : ^2.0.1
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2