gradient_widgets 0.3.1

A minimal set of Flutter widgets encased with beautiful gradients.

example/lib/main.dart

import 'dart:math';

import 'package:flutter/material.dart';
import 'package:gradient_widgets/gradient_widgets.dart';

class NamedGradient {
  NamedGradient(this.gradient, this.name);

  LinearGradient gradient;
  String name;
}

List<NamedGradient> gradients = [
  NamedGradient(Gradients.hotLinear, 'Hot Linear'),
  NamedGradient(Gradients.jShine, 'J Shine'),
  NamedGradient(Gradients.aliHussien, 'Ali Hussien'),
  NamedGradient(Gradients.rainbowBlue, 'Rainbow'),
  NamedGradient(Gradients.ali, 'Ali'),
  NamedGradient(Gradients.cosmicFusion, 'Cosmic Fusion'),
  NamedGradient(Gradients.backToFuture, 'Back to Future'),
  NamedGradient(Gradients.blush, 'Blush'),
  NamedGradient(Gradients.byDesign, 'By Design'),
  NamedGradient(Gradients.coldLinear, 'Cold Linear'),
  NamedGradient(Gradients.haze, 'Haze'),
  NamedGradient(Gradients.hersheys, 'Hersheys'),
  NamedGradient(Gradients.tameer, 'Tameer'),
  NamedGradient(Gradients.taitanum, 'Taitanum'),
  NamedGradient(Gradients.deepSpace, 'Deep Space'),
];

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
      title: 'Flutter Gradient Widgets Demo',
      debugShowCheckedModeBanner: true,
      theme: new ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: new MyHomePage(title: 'Gradient Widgets'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => new _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  Widget _divider(String title, {Widget child}) {
    return Row(
      mainAxisSize: MainAxisSize.max,
      children: <Widget>[
        Padding(
          padding: const EdgeInsets.all(8.0),
          child: Text(
            title,
            style: TextStyle(color: Colors.black87, fontWeight: FontWeight.w200),
          ),
        ),
        Expanded(
          flex: 1,
          child: child ??
              Container(
                height: 1.0,
                color: Color(0xffFFD189),
              ),
        ),
      ],
    );
  }

  @override
  Widget build(BuildContext context) {
    return new Scaffold(
        appBar: new AppBar(
          brightness: Brightness.light,
          backgroundColor: Colors.transparent,
          centerTitle: true,
          elevation: 0.0,
          title: new Text(
            widget.title,
            style: TextStyle(color: Colors.grey, fontWeight: FontWeight.w300),
          ),
        ),
        backgroundColor: Colors.white,
        body: ListView(
          scrollDirection: Axis.vertical,
          children: <Widget>[
//            GradientProgressIndicator(gradient: Gradients.aliHussien, value: 0.9,),
//            GradientProgressIndicator(gradient: Gradients.byDesign,),

            _divider('GradientText'),
            SizedBox(
              height: 54.0,
              child: ListView(
                scrollDirection: Axis.horizontal,
                children: gradients
                    .map((namedGradient) => Padding(
                          padding: const EdgeInsets.all(8.0),
                          child: GradientText(
                            'Hello',
                            shaderRect: Rect.fromLTWH(0.0, 0.0, 50.0, 50.0),
                            gradient: namedGradient.gradient,
                            style: TextStyle(
                              fontSize: 40.0,
                              fontWeight: FontWeight.bold,
//                                foreground: Paint()
//                                  ..shader = gradient.createShader(Rect.fromLTWH(0.0, 0.0, 50.0, 50.0))
                            ),
                          ),
                        ))
                    .toList(),
              ),
            ),
            _divider('GradientButton'),
            SizedBox(
              height: 80.0,
              child: ListView(
                scrollDirection: Axis.horizontal,
                children: gradients
                    .map((namedGradient) => Padding(
                          padding: const EdgeInsets.all(8.0),
                          child: GradientButton(
                            child: Text('Gradient'),
                            callback: () => print(''),
                            increaseWidthBy: 20.0,
                            gradient: namedGradient.gradient,
                          ),
                        ))
                    .toList(),
              ),
            ),
            _divider('CircularGradientButton'),
            SizedBox(
              height: 80.0,
              child: ListView(
                scrollDirection: Axis.horizontal,
                children: gradients
                    .map((namedGradient) => Padding(
                          padding: const EdgeInsets.all(8.0),
                          child: CircularGradientButton(
                            child: Icon(Icons.gradient),
                            callback: () => print(''),
                            gradient: namedGradient.gradient,
                          ),
                        ))
                    .toList(),
              ),
            ),
            _divider('GradientProgressIndicator'),
            _divider('Indeterminate',
                child: GradientProgressIndicator(
                  gradient: gradients[4].gradient,
                )),
            SizedBox(
              height: 42.0,
              child: ListView(
                children: gradients
                    .take(1)
                    .where((gradient) => gradient.gradient.colors.length == 2)
                    .map((namedGradient) => Padding(
                          padding: const EdgeInsets.symmetric(horizontal: 0.0, vertical: 0.0),
                          child: _divider('  Determinate', child: GradientProgressIndicator(
                            gradient: namedGradient.gradient,
                            value: Random().nextDouble(),
                          )),
                        ))
                    .toList(),
              ),
            ),
            _divider('GradientCard'),
            SizedBox(
              height: 65.0 * (gradients.length / 3),
              child: GridView.count(
                physics: ScrollPhysics(),
                childAspectRatio: 0.7,
                crossAxisCount: 5,
                crossAxisSpacing: 10.0,
                children: List.generate(gradients.length, (index) {
                  return Center(
                    child: Column(
                      mainAxisSize: MainAxisSize.min,
                      crossAxisAlignment: CrossAxisAlignment.start,
                      mainAxisAlignment: MainAxisAlignment.center,
                      children: [
                        Container(
                          height: 65.0,
                          width: 65.0,
                          child: GradientCard(
                            gradient: gradients[index].gradient,
                          ),
                        ),
                        Expanded(
                          child: Padding(
                            padding: const EdgeInsets.only(left: 8.0),
                            child: Text(
                              gradients[index].name,
                              textAlign: TextAlign.start,
                            ),
                          ),
                        )
                      ],
                    ),
                  );
                }),
              ),
            ),

            Divider(
              color: Colors.blueGrey,
            ),
          ],
        ));
  }
}