mirrored_repositories/ncovid19/lib/Screens
import 'dart:async';
import 'package:flutter/material.dart';

import 'package:flutter/cupertino.dart';
//import 'package:flutter_onboarding_ui_concept/constants/constants.dart';
import 'package:covidtrack/Screens/Dw1/Constants.dart';
//import 'package:flutter_onboarding_ui_concept/model/slider.dart';
import 'package:covidtrack/Screens/Dw1/Slider.dart';
//import 'package:flutter_onboarding_ui_concept/widgets/slide_dots.dart';
import 'package:covidtrack/Screens/Dw1/Slidedots.dart';
//import 'package:flutter_onboarding_ui_concept/widgets/slide_items/slide_item.dart';
import 'package:covidtrack/Screens/Dw1/Slideitem.dart';
class SliderLayoutView extends StatefulWidget {
  @override
  State<StatefulWidget> createState() => _SliderLayoutViewState();
}

class _SliderLayoutViewState extends State<SliderLayoutView> {
  int _currentPage = 0;
  final PageController _pageController = PageController(initialPage: 0);

  @override
  void initState() {
    super.initState();
    Timer.periodic(Duration(seconds: 5), (Timer timer) {
      if (_currentPage < 2) {
        _currentPage++;
      } else {
        _currentPage = 0;
      }
    });
  }

  @override
  void dispose() {
    super.dispose();
    _pageController.dispose();
  }

  _onPageChanged(int index) {
    setState(() {
      _currentPage = index;
    });
  }

  @override
  Widget build(BuildContext context) => topSliderLayout();

  Widget topSliderLayout() => Container(
    color: Color(0xffff0000),
    child: Padding(
        padding: EdgeInsets.all(10.0),
        child: Stack(
          alignment: AlignmentDirectional.bottomCenter,
          children: <Widget>[
            PageView.builder(
              scrollDirection: Axis.horizontal,
              controller: _pageController,
              onPageChanged: _onPageChanged,
              itemCount: sliderArrayList.length,
              itemBuilder: (ctx, i) => SlideItem(i),
            ),
            Stack(
              alignment: AlignmentDirectional.topStart,
              children: <Widget>[
                Align(
                  alignment: Alignment.bottomRight,
                  child: Padding(
                    padding: EdgeInsets.only(right: 15.0, bottom: 15.0),
                    child: Text(
                      Constants.NEXT,
                      style: TextStyle(
                        fontFamily: Constants.OPEN_SANS,
                        fontWeight: FontWeight.w600,
                        fontSize: 14.0,
                      ),
                    ),
                  ),
                ),
                Align(
                  alignment: Alignment.bottomLeft,
                  child: Padding(
                    padding: EdgeInsets.only(left: 15.0, bottom: 15.0),
                    child: Text(
                      Constants.SKIP,
                      style: TextStyle(
                        fontFamily: Constants.OPEN_SANS,
                        fontWeight: FontWeight.w600,
                        fontSize: 14.0,
                      ),
                    ),
                  ),
                ),
                Container(
//                  color: Colors.red,
                  alignment: AlignmentDirectional.bottomCenter,
                  margin: EdgeInsets.only(bottom: 20.0),
                  child: Row(
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: <Widget>[
                      for (int i = 0; i < sliderArrayList.length; i++)
                        if (i == _currentPage)
                          SlideDots(true)
                        else
                          SlideDots(false)
                    ],
                  ),
                ),
              ],
            )
          ],
        )),
  );
}