Description:
flutter force directed graph
Flutter Force Directed Graph #
Flutter Force Directed Graph is a high-performance, customizable Flutter package that
helps you create force directed graph visualizations in your Flutter applications.
Features #
Create a force directed graph with customizable nodes and edges.
Add, remove or update nodes and edges dynamically.
Use the provided ForceDirectedGraphWidget for easy integration into your app.
Built-in gesture detection for nodes, edges and graph panning and zooming.
Comes with a ForceDirectedGraphController for easy management of the graph’s state.
Demo #
Getting Started #
Installation #
Add the following in your pubspec.yaml file under dependencies:
dependencies:
flutter_force_directed_graph: ^1.0.6
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Then install it by running flutter pub get in your terminal.
Usage #
Here’s a basic example on how to use the ForceDirectedGraphWidget
and ForceDirectedGraphController.
import 'package:flutter_force_directed_graph/flutter_force_directed_graph.dart';
ForceDirectedGraphController<int> controller = ForceDirectedGraphController();
final fdgWidget = ForceDirectedGraphWidget(
controller: controller,
onDraggingStart: (data) {
print('Dragging started on node $data');
},
onDraggingEnd: (data) {
print('Dragging ended on node $data');
},
onDraggingUpdate: (data) {
print('Dragging updated on node $data');
},
nodesBuilder: (context, data) {
return Container(
width: 24,
height: 24,
alignment: Alignment.center,
color: Colors.red,
child: Text('$data'),
);
},
edgesBuilder: (context, a, b, distance) {
return Container(
width: distance,
height: 16,
color: Colors.blue,
alignment: Alignment.center,
child: Text('$a <-> $b'),
);
},
);
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For a more detailed example, please view
the example directory
in this repository. This example includes additional features and gesture support.
Contributing #
We welcome contributions! If you find a bug or want a feature that isn't yet implemented, feel free
to open an issue. If you want to contribute code, feel free to open a PR.
If you have any questions or need further guidance, please open an issue and we'll be glad to help
out.
License #
This project is licensed under the BSD 3-Clause License - see the LICENSE file for details.
License
For personal and professional use. You cannot resell or redistribute these repositories in their original state.
Files:
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