import 'dart:ui';
import 'package:flutter/material.dart';
import 'package:touch_demonstrator/src/blocs/BlocProvider.dart'; //bloc:

class LogoWithText extends StatelessWidget {
  final _heightLogo;

  LogoWithText(this._heightLogo);

  @override
  Widget build(BuildContext context) {
    return Column(
      children: <Widget>[
        TextAboveLogo(),
        Logo(_heightLogo),
      ],
    );
  }
}

class Logo extends StatelessWidget {
  final _heightLogo;

  Logo(this._heightLogo);

  _buildLogo() {
    // returns Logo of PolyIC
    return Container(
      key: Key('Logo'), // for integration test
      height: _heightLogo,
      child: Center(
        child: Image.asset(
          'assets/PolyIC/PolyIC_Logo.png',
        ),
      ),
    );
  }

  @override
  Widget build(BuildContext context) {
    final debugBloc = BlocProvider.of(context).debugBlocGetter;
    return Hero(
      tag: 'logoHero',
      child: Padding(
        padding: EdgeInsets.all(10.0),
        child: GestureDetector(
            onTap: () => debugBloc.debugCounterIncrement.add(null),
//            onLongPress: () => debugBloc.debugEnable.add(null),
            child: _buildLogo()),
      ),
    );
  }
}

class TextAboveLogo extends StatelessWidget {
  /// Line of text above the logo that adds information to it.
  static const _textStyle = TextStyle(fontSize: 18);
  static const _buildText = Text('Touchpad Demonstrator by',
      textDirection: TextDirection.ltr, style: _textStyle);

  @override
  Widget build(BuildContext context) => _buildText;
}