OneFrameImageStreamCompleter class

Manages the loading of dart:ui.Image objects for static ImageStreams (those with only one frame).

Inheritance

Constructors

OneFrameImageStreamCompleter(Future<ImageInfo> image, { InformationCollector informationCollector })
Creates a manager for one-frame ImageStreams. [...]

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
hasListeners bool
Whether any listeners are currently registered. [...]
@protected, read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

addListener(ImageStreamListener listener) → void
Adds a listener callback that is called whenever a new concrete ImageInfo object is available or an error is reported. If a concrete image is already available, or if an error has been already reported, this object will notify the listener synchronously. [...]
inherited
debugFillProperties(DiagnosticPropertiesBuilder description) → void
Accumulates a list of strings describing the object's state. Subclasses should override this to have their information included in toString.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
removeListener(ImageStreamListener listener) → void
Stops the specified listener from receiving image stream events. [...]
inherited
reportError({DiagnosticsNode context, dynamic exception, StackTrace stack, InformationCollector informationCollector, bool silent: false }) → void
Calls all the registered error listeners to notify them of an error that occurred while resolving the image. [...]
@protected, inherited
setImage(ImageInfo image) → void
Calls all the registered listeners to notify them of a new image.
@protected, inherited
toDiagnosticsNode({String name, DiagnosticsTreeStyle style }) DiagnosticsNode
Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep. [...]
inherited
toString({DiagnosticLevel minLevel: DiagnosticLevel.debug }) String
Returns a string representation of this object.
inherited
toStringShort() String
A brief description of this object, usually just the runtimeType and the hashCode. [...]
inherited

Operators

operator ==(dynamic other) bool
The equality operator. [...]
inherited