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nelsonjunior/app_bloc.dart

Last active October 6, 2019 23:04
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Revisions

  1. nelsonjunior revised this gist Oct 6, 2019. 2 changed files with 29 additions and 0 deletions.
    29 changes: 29 additions & 0 deletions app_bloc.dart
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    import 'dart:async';

    import 'package:bloc_pattern/bloc_pattern.dart';

    class AppBloc extends BlocBase {

    DateTime dataSelecionada = DateTime.now();

    final StreamController<DateTime> _dataSelecionada$ = StreamController<DateTime>();

    Stream<DateTime> get dataStream => _dataSelecionada$.stream;

    void dataAnterior() {
    dataSelecionada = dataSelecionada.subtract(Duration(days: 1));
    _dataSelecionada$.sink.add(dataSelecionada);
    }

    void proximaData() {
    dataSelecionada = dataSelecionada.add(Duration(days: 1));
    _dataSelecionada$.sink.add(dataSelecionada);
    }

    @override
    void dispose() {
    super.dispose();
    _dataSelecionada$.close();
    }

    }
    0 gistfile1.txt → indicador.dart
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  2. nelsonjunior created this gist Oct 6, 2019.
    134 changes: 134 additions & 0 deletions gistfile1.txt
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    import 'package:flutter/material.dart';
    import 'package:ts_controle_ponto/app/app_bloc.dart';
    import 'package:ts_controle_ponto/app/app_module.dart';
    import 'package:ts_controle_ponto/app/shared/themes/colors.dart';
    import 'package:ts_controle_ponto/app/shared/utils/data_utils.dart';
    import 'package:vector_math/vector_math_64.dart' as math;

    class IndicadorJornada extends StatefulWidget {
    final double goalCompleted = 0.7;

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

    class _IndicadorJornadaState extends State<IndicadorJornada>
    with SingleTickerProviderStateMixin {
    AnimationController _radialProgressAnimationController;
    Animation<double> _progressAnimation;
    final Duration fadeInDuration = Duration(milliseconds: 500);
    final Duration fillDuration = Duration(seconds: 2);
    double progressDegress = 0.0;

    @override
    void initState() {
    super.initState();
    _radialProgressAnimationController =
    AnimationController(vsync: this, duration: Duration(seconds: 3));
    _progressAnimation = Tween(begin: 0.0, end: 360.0).animate(CurvedAnimation(
    parent: _radialProgressAnimationController,
    curve: Curves.easeInOutSine))
    ..addListener(() {
    setState(() {
    progressDegress = widget.goalCompleted * _progressAnimation.value;
    });
    });

    _radialProgressAnimationController.forward();
    }

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

    @override
    Widget build(BuildContext context) {
    return CustomPaint(
    child: Container(
    height: 200.0,
    width: 200.0,
    padding: EdgeInsets.symmetric(vertical: 40.0),
    child: AnimatedOpacity(
    opacity: progressDegress > 30.0 ? 1.0 : 0.0,
    duration: fadeInDuration,
    child: Column(
    children: <Widget>[
    Text(
    'HORAS',
    style: TextStyle(fontSize: 24.0, letterSpacing: 1.5),
    ),
    SizedBox(
    height: 4.0,
    ),
    Container(
    height: 5.0,
    width: 80.0,
    decoration: BoxDecoration(
    color: corPrincipal1,
    borderRadius: BorderRadius.all(Radius.circular(4.0))),
    ),
    SizedBox(
    height: 10.0,
    ),
    StreamBuilder<DateTime>(
    stream: AppModule.to.bloc<AppBloc>().dataStream,
    builder: (context, snapshot) {
    return Text(
    formatarHora.format(snapshot.data),
    style: TextStyle(fontSize: 40.0, fontWeight: FontWeight.bold),
    );
    }
    ),
    Text(
    'Jornada 8h/dia',
    style: TextStyle(
    fontSize: 14.0, color: Colors.blue, letterSpacing: 1.5),
    ),
    ],
    ),
    ),
    ),
    painter: RadialPainter(progressDegress),
    );
    }
    }

    class RadialPainter extends CustomPainter {
    double progressInDegrees;

    RadialPainter(this.progressInDegrees);

    @override
    void paint(Canvas canvas, Size size) {
    Paint paint = Paint()
    ..color = Colors.black12
    ..strokeCap = StrokeCap.round
    ..style = PaintingStyle.stroke
    ..strokeWidth = 10.0;

    Offset center = Offset(size.width / 2, size.height / 2);
    canvas.drawCircle(center, size.width / 2, paint);

    Paint progressPaint = Paint()
    ..shader = LinearGradient(
    colors: [Colors.blue, Colors.deepPurple, Colors.purpleAccent])
    .createShader(Rect.fromCircle(center: center, radius: size.width / 2))
    ..strokeCap = StrokeCap.round
    ..style = PaintingStyle.stroke
    ..strokeWidth = 15.0;

    canvas.drawArc(
    Rect.fromCircle(center: center, radius: size.width / 2),
    math.radians(-90),
    math.radians(progressInDegrees),
    false,
    progressPaint);
    }

    @override
    bool shouldRepaint(CustomPainter oldDelegate) {
    return true;
    }
    }