Flutter progress indicators

With this project, we are aiming to provide some cool, animated progress indicators to Flutter developers.

Currently available

Sample

Here's how it looks like.

Usage

Import package:progress_indicators/progress_indicators.dart and use these avaiable widgets:

  • FadingText
  • JumpingText
  • ScalingText
  • JumpingDots
  • HeartbeatProgressIndicator
  • GlowingProgressIndicator
  • CollectionSlideTranstion
  • CollectionScaleTransition

Example

Widget build(BuildContext context) {
    print(Offset(0.0, -1.0).distanceSquared - Offset(0.0, 0.0).distanceSquared);
    return new Scaffold(
      appBar: new AppBar(
        title: new Text(widget.title),
      ),
      body: new Center(
        child: new Column(
          mainAxisAlignment: MainAxisAlignment.center,
          children: <Widget>[
            new Text('Jumping dots'),
            JumpingDotsProgressIndicator(
              fontSize: 20.0,
            ),
            SizedBox(height: 60.0),
            new Text('Heartbeat'),
            SizedBox(height: 16.0),
            HeartbeatProgressIndicator(
              child: Icon(Icons.home),
            ),
            SizedBox(height: 60.0),
            new Text('Glowing'),
            GlowingProgressIndicator(
              child: Icon(Icons.home),
            ),
            SizedBox(height: 32.0),
            FadingText('Loading...'),
            SizedBox(height: 32.0),
            JumpingText('Loading...'),
            SizedBox(height: 32.0),
            ScalingText('Loading...'),
            SizedBox(height: 32.0),
            CollectionSlideTransition(
              children: <Widget>[
                Icon(Icons.android),
                Icon(Icons.apps),
                Icon(Icons.announcement),
              ],
            ),
            SizedBox(height: 32.0),
            CollectionScaleTransition(
              children: <Widget>[
                Icon(Icons.android),
                Icon(Icons.apps),
                Icon(Icons.announcement),
              ],
            ),
          ],
        ),
      ),
    );
  }

For complete sample, see the this example app.

Libraries

progress_indicators

Dart

VM

dart:ffi
Foreign Function Interface for interoperability with the C programming language. [...]

Web

dart:html
HTML elements and other resources for web-based applications that need to interact with the browser and the DOM (Document Object Model). [...]
dart:js
Low-level support for interoperating with JavaScript. [...]
dart:js_util
Utility methods to efficiently manipulate typed JSInterop objects in cases where the name to call is not known at runtime. You should only use these methods when the same effect cannot be achieved with @JS annotations. These methods would be extension methods on JSObject if Dart supported extension methods.