【FLUTTER ANDROID STUDIO and IOS】Draw Graph

 import 'package:draw_graph/draw_graph.dart';

import 'package:draw_graph/models/feature.dart';

import 'package:flutter/material.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: 'Flutter Demo',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to Colors.green and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or simply save your changes to "hot reload" in a Flutter IDE).
        // Notice that the counter didn't reset back to zero; the application
        // is not restarted.
        primarySwatch: Colors.blue,
        // This makes the visual density adapt to the platform that you run
        // the app on. For desktop platforms, the controls will be smaller and
        // closer together (more dense) than on mobile platforms.
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: GraphScreen(),
    );
  }
}
class GraphScreen extends StatefulWidget {
  @override
  _GraphScreenState createState() => _GraphScreenState();
}

class _GraphScreenState extends State<GraphScreen> {
  final List<Feature> features = [
    Feature(
      title: "Flutter",
      color: Colors.blue,
      data: [0.3, 0.6, 0.8, 0.9, 1, 1.2],
    ),
    Feature(
      title: "Kotlin",
      color: Colors.black,
      data: [1, 0.8, 0.6, 0.7, 0.3, 0.1],
    ),
    Feature(
      title: "Java",
      color: Colors.orange,
      data: [0.4, 0.2, 0.9, 0.5, 0.6, 0.4],
    ),
    Feature(
      title: "React Native",
      color: Colors.red,
      data: [0.5, 0.2, 0, 0.3, 1, 1.3],
    ),
    Feature(
      title: "Swift",
      color: Colors.green,
      data: [0.25, 0.6, 1, 0.5, 0.8, 1, 4],
    ),
  ];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      backgroundColor: Colors.white54,
      appBar: AppBar(
        title: Text("Flutter Draw Graph Demo"),
        automaticallyImplyLeading: false,
      ),
      body: Column(
        mainAxisAlignment: MainAxisAlignment.spaceAround,
        crossAxisAlignment: CrossAxisAlignment.center,

        children: <Widget>[
          Padding(
            padding: const EdgeInsets.symmetric(vertical: 1.0),
            child: Text(
              "Tasks Management",
              style: TextStyle(
                fontSize: 28,
                fontWeight: FontWeight.bold,
                letterSpacing: 2,
              ),
            ),
          ),
          LineGraph(
            features: features,
            size: Size(420, 450),
            labelX: ['Day 1', 'Day 2', 'Day 3', 'Day 4', 'Day 5', 'Day 6'],
            labelY: ['25%', '45%', '65%', '75%', '85%', '100%'],
            showDescription: true,
            graphColor: Colors.black87,
          ),

        ],
      ),
    );
  }
}