landingPage.dart

import 'dart:ui';

import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:laundary_application/model/laundaryItem.dart';
import 'package:laundary_application/widgets/animatedAppBar.dart';
import 'package:laundary_application/widgets/gradentContainer.dart';
import 'package:laundary_application/widgets/laundryItemWidget.dart';
import 'package:laundary_application/widgets/weekGoals.dart';

class MyHomePage extends StatefulWidget {
  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> with TickerProviderStateMixin {
  // ignore: non_constant_identifier_names
  AnimationController _ColorAnimationController;

  // ignore: non_constant_identifier_names
  AnimationController _TextAnimationController;
  Animation _colorTween, _homeTween, _workOutTween, _iconTween, _drawerTween;

  @override
  void initState() {
    _ColorAnimationController =
        AnimationController(vsync: this, duration: Duration(seconds: 0));
    _colorTween = ColorTween(begin: Colors.transparent, end: Colors.white)
        .animate(_ColorAnimationController);
    _iconTween =
        ColorTween(begin: Colors.white, end: Colors.lightBlue.withOpacity(0.5))
            .animate(_ColorAnimationController);
    _drawerTween = ColorTween(begin: Colors.white, end: Colors.black)
        .animate(_ColorAnimationController);
    _homeTween = ColorTween(begin: Colors.white, end: Colors.blue)
        .animate(_ColorAnimationController);
    _workOutTween = ColorTween(begin: Colors.white, end: Colors.black)
        .animate(_ColorAnimationController);
    _TextAnimationController =
        AnimationController(vsync: this, duration: Duration(seconds: 0));

    super.initState();
  }

  final GlobalKey<ScaffoldState> scaffoldKey = GlobalKey();

  bool scrollListener(ScrollNotification scrollInfo) {
    bool scroll = false;
    if (scrollInfo.metrics.axis == Axis.vertical) {
      _ColorAnimationController.animateTo(scrollInfo.metrics.pixels / 80);

      _TextAnimationController.animateTo(scrollInfo.metrics.pixels);
      return scroll = true;
    }
    return scroll;
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      key: scaffoldKey,
      drawer: Drawer(),
      backgroundColor: Color(0xFFEEEEEE),
      body: NotificationListener<ScrollNotification>(
        onNotification: scrollListener,
        child: Stack(
          children: [
            Container(
              height: double.infinity,
              child: Stack(
                children: <Widget>[
                  SingleChildScrollView(
                    child: Stack(
                      children: <Widget>[
                        Column(
                          children: <Widget>[
                            //ADD_MORE_WIDGETS
                          ],
                        ),
                        //ADD_MORE_WIDGETS
                      ],
                    ),
                  ),
                  AnimatedAppBar(
                    drawerTween: _drawerTween,
                    onPressed: () {
                      scaffoldKey.currentState.openDrawer();
                    },
                    colorAnimationController: _ColorAnimationController,
                    colorTween: _colorTween,
                    homeTween: _homeTween,
                    iconTween: _iconTween,
                    workOutTween: _workOutTween,
                  )
                ],
              ),
            ),
            //ADD_MORE_WIDGETS
          ],
        ),
      ),
    );
  }
}