Overview
A customizable AppBar that dynamically adjusts its content based on scroll velocity, enabling the implementation of a 'Large Title' effect. Ideal for creating immersive, responsive app interfaces where the app bar transforms as users scroll through content. The package supports multiple platforms including Android, iOS, Web, macOS, Windows, and Linux, offering consistent behavior across devices. It provides a smooth transition between expanded and collapsed states, enhancing user experience with subtle visual feedback.
Use cases
- Implementing large title effects in scrollable lists
- Creating dynamic app bars that adapt to scroll position
- Enhancing UI immersion in mobile and desktop apps
- Designing responsive navigation headers
- Building custom scroll-driven transitions
Key features
- Scroll velocity-based content changes
- Support for large title animations
- Cross-platform compatibility
- Customizable appearance and behavior
- Smooth state transitions
- Integration with standard ScrollViews
Suitable for
- Developers building material design apps
- UI designers seeking scroll-driven interactions
- Apps requiring dynamic header behavior
- Cross-platform Flutter projects
- Experienced Flutter developers using advanced scrolling patterns
Considerations
- Requires integration with ScrollView or CustomScrollView
- May need additional styling for optimal visual results
- Best suited for content-heavy screens with vertical scrolling
- Performance impact depends on complexity of animated content
- Limited to app bar-specific use cases, not general layout components