sliding_clipped_nav_bar 3.1.1

Bottom Navigation Bar with sliding menu icon and text with clipping effect, it also has ripple effect when tapped.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:sliding_clipped_nav_bar/sliding_clipped_nav_bar.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        canvasColor: Color.fromARGB(255, 232, 234, 222),
      ),
      home: const MyHomePage(),
    );
  }
}

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

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

class _MyHomePageState extends State<MyHomePage> {
  late PageController _pageController;
  int selectedIndex = 0;
  bool _colorful = false;
  @override
  void initState() {
    super.initState();
    _pageController = PageController(initialPage: selectedIndex);
  }

  void onButtonPressed(int index) {
    setState(() {
      selectedIndex = index;
    });
    _pageController.animateToPage(selectedIndex,
        duration: const Duration(milliseconds: 400), curve: Curves.easeOutQuad);
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Column(
        children: <Widget>[
          SafeArea(
              child: SwitchListTile(
            title: const Text('Colorful Nav bar'),
            value: _colorful,
            onChanged: (bool value) {
              setState(() {
                _colorful = !_colorful;
              });
            },
          )),
          Expanded(
            child: PageView(
              physics: const NeverScrollableScrollPhysics(),
              controller: _pageController,
              children: _listOfWidget,
            ),
          ),
        ],
      ),
      bottomNavigationBar: _colorful
          ? SlidingClippedNavBar.colorful(
              backgroundColor: Colors.white,
              onButtonPressed: onButtonPressed,
              iconSize: 30,
              // activeColor: const Color(0xFF01579B),
              selectedIndex: selectedIndex,
              barItems: <BarItem>[
                BarItem(
                  icon: Icons.event,
                  title: 'Events',
                  activeColor: Colors.blue,
                  inactiveColor: Colors.orange,
                ),
                BarItem(
                  icon: Icons.search_rounded,
                  title: 'Search',
                  activeColor: Colors.yellow,
                  inactiveColor: Colors.green,
                ),
                BarItem(
                  icon: Icons.bolt_rounded,
                  title: 'Energy',
                  activeColor: Colors.blue,
                  inactiveColor: Colors.red,
                ),
                BarItem(
                  icon: Icons.tune_rounded,
                  title: 'Settings',
                  activeColor: Colors.cyan,
                  inactiveColor: Colors.purple,
                ),
              ],
            )
          : SlidingClippedNavBar(
              backgroundColor: Colors.white,
              onButtonPressed: onButtonPressed,
              iconSize: 30,
              activeColor: const Color(0xFF01579B),
              selectedIndex: selectedIndex,
              barItems: <BarItem>[
                BarItem(
                  icon: Icons.event,
                  title: 'Events',
                ),
                BarItem(
                  icon: Icons.search_rounded,
                  title: 'Search',
                ),
                BarItem(
                  icon: Icons.bolt_rounded,
                  title: 'Energy',
                ),
                BarItem(
                  icon: Icons.tune_rounded,
                  title: 'Settings',
                ),
              ],
            ),
    );
  }
}

// icon size:24 for fontAwesomeIcons
// icons size: 30 for MaterialIcons

List<Widget> _listOfWidget = <Widget>[
  Container(
    alignment: Alignment.center,
    child: const Icon(
      Icons.event,
      size: 56,
      color: Colors.brown,
    ),
  ),
  Container(
    alignment: Alignment.center,
    child: const Icon(
      Icons.search,
      size: 56,
      color: Colors.brown,
    ),
  ),
  Container(
    alignment: Alignment.center,
    child: const Icon(
      Icons.bolt,
      size: 56,
      color: Colors.brown,
    ),
  ),
  Container(
    alignment: Alignment.center,
    child: const Icon(
      Icons.tune_rounded,
      size: 56,
      color: Colors.brown,
    ),
  ),
];