photo_view library Null safety

Classes

PhotoView
A StatefulWidget that contains all the photo view rendering elements. [...]
PhotoViewComputedScale
A class that work as a enum. It overloads the operator * saving the double as a multiplier. [...]
PhotoViewController
The default implementation of PhotoViewControllerBase. [...]
PhotoViewControllerBase<T extends PhotoViewControllerValue>
The interface in which controllers will be implemented. [...]
PhotoViewControllerValue
The state value stored and streamed by PhotoViewController.
PhotoViewGestureDetectorScope
An InheritedWidget responsible to give a axis aware scope to PhotoViewGestureRecognizer. [...]
PhotoViewHeroAttributes
Data class that holds the attributes that are going to be passed to PhotoViewImageWrapper's Hero.
PhotoViewScaleStateController
A controller responsible only by scaleState. [...]

Extensions

PhotoViewScaleStateIZoomingExtension

Functions

defaultScaleStateCycle(PhotoViewScaleState actual) PhotoViewScaleState
The default ScaleStateCycle

Enums

PhotoViewScaleState
A way to represent the step of the "doubletap gesture cycle" in which PhotoView is.

Typedefs

LoadingBuilder = Widget Function(BuildContext context, ImageChunkEvent? event)
A type definition for a callback to show a widget while the image is loading, a ImageChunkEvent is passed to inform progress
PhotoViewImageScaleEndCallback = dynamic Function(BuildContext context, ScaleEndDetails details, PhotoViewControllerValue controllerValue)
A type definition for a callback when a user finished scale
PhotoViewImageTapDownCallback = dynamic Function(BuildContext context, TapDownDetails details, PhotoViewControllerValue controllerValue)
A type definition for a callback when the user taps down the photoview region
PhotoViewImageTapUpCallback = dynamic Function(BuildContext context, TapUpDetails details, PhotoViewControllerValue controllerValue)
A type definition for a callback when the user taps up the photoview region
ScaleStateCycle = PhotoViewScaleState Function(PhotoViewScaleState actual)
A type definition for a Function that receives the actual PhotoViewScaleState and returns the next one It is used internally to walk in the "doubletap gesture cycle". It is passed to PhotoView.scaleStateCycle
ScaleStateListener = void Function(double prevScale, double nextScale)