interactive_viewer_2 0.0.4

A Flutter InteractiveViewer replacement with support for scrollbars, double-tap zoom and overall improved zoom handling

Interactive Viewer 2

Interactive Viewer 2 is a Flutter library that offers enhanced functionalities compared to the default InteractiveViewer. It provides smoother interaction, improved zoom features, and better support for widgets larger than the viewport. If you're looking to implement interactive and zoomable widgets in your Flutter app, this package is designed to fulfill those needs.

Features

• Mouse Wheel Zoom: Enables zooming using the mouse wheel, providing a more intuitive experience for desktop users.
• Scrollbars: Adds scrollbar support for easier navigation within the interactive viewer.
• Double Tap Zoom: Supports double tap gestures for zooming in and out, enhancing usability on touch-based devices.
• Better Widget Support: Provides improved handling for widgets that exceed the viewport size, ensuring a seamless user experience.
• Own Interactive Widgets: Allows you to create your own interactive widgets by extending the BetterInteractiveViewer or BetterInteractiveViewerBase classes, with all the enhanced zoom and scroll functionalities IneractiveViewer2 offers.

Getting Started

1. Installation: Install the package according to the installation page.

InteractiveViewer2

• Import: Import the package in your Dart code:

  import 'package:interactive_viewer_2/interactive_viewer_2.dart';
  

• Usage: Replace usages of the default InteractiveViewer with InteractiveViewer2 to utilize the enhanced features:

  InteractiveViewer2(
    // Add your child widget here
    child: YourWidget(),
  )
  

Own Interactive Widgets

• Import: Import the package in your Dart code:

  import 'package:interactive_viewer_2/interactive_dev.dart';
  

• Usage: Extend the BetterInteractiveViewer or BetterInteractiveViewerBase and the matching state class to create your own interactive widgets:

  class MyInteractiveWidget extends BetterInteractiveViewer {
    // Implement your custom interactive widget here
  }
  
  class MyInteractiveWidgetState extends BetterInteractiveViewerState<MyInteractiveWidget> {
    // Implement the state of your custom interactive widget here
  }
  

• Example: The InteractiveTable package uses this feature to create an interactive table widget designed as a drop-in replacement for Flutter's DataTable with all the zoom and scroll functionalities of InteractiveViewer2.

Contributions and Issues

Contributions, bug reports, and feature requests are welcome! Please feel free to open an issue or create a pull request on GitHub.

License

This project is licensed under the BSD 3-Clause License. See the LICENSE file for details.