polls 0.2.2

A flutter widget for poll, this immitates the twitter polls system, all you need do is connect you data to the polls, it allows voting and visualization.

example/lib/main.dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'polls.dart';


void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Polls',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: PollView(),
    );
  }
}


class PollView extends StatefulWidget {
  @override
  _PollViewState createState() => _PollViewState();
}

class _PollViewState extends State<PollView> {

  double option1 = 2.0;
  double option2 = 0.0;
  double option3 = 2.0;
  double option4 = 3.0;

  String user = "[e-mail]";
  Map usersWhoVoted = {'[e-mail]': 3, '[e-mail]' : 4, '[e-mail]' : 1, '[e-mail]' : 1};
  String creator = "[e-mail]";

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: Container(
        child: Polls(
          children: [
            // This cannot be less than 2, else will throw an exception
            Polls.options(title: 'Cairo', value: option1),
            Polls.options(title: 'Mecca', value: option2),
            Polls.options(title: 'Denmark', value: option3),
            Polls.options(title: 'Mogadishu', value: option4),
          ], question: Text('how old are you?'),
          currentUser: this.user,
          creatorID: this.creator,
          voteData: usersWhoVoted,
          userChoice: usersWhoVoted[this.user],
          onVoteBackgroundColor: Colors.blue,
          leadingBackgroundColor: Colors.blue,
          backgroundColor: Colors.white,
          onVote: (choice) {
            print(choice);
            setState(() {
              this.usersWhoVoted[this.user] = choice;
            });
            if (choice == 1) {
              setState(() {
                option1 += 1.0;
              });
            }
            if (choice == 2) {
              setState(() {
                option2 += 1.0;
              });
            }
            if (choice == 3) {
              setState(() {
                option3 += 1.0;
              });
            }
            if (choice == 4) {
              setState(() {
                option4 += 1.0;
              });
            }
          },
        ),
      ),
    );
  }
}