RadioVisualizer class
A widget that manages the audio visualizer stream and provides a fallback animation when real-time data is unavailable on certain platforms or streams.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- RadioVisualizer
Constructors
-
RadioVisualizer({Key? key, required Widget builder(BuildContext context, List<
int> data), bool fallbackEnabledIOS = true, bool fallbackEnabledAndroid = true, Duration fallbackTimeout = const Duration(milliseconds: 500), Duration updateInterval = const Duration(milliseconds: 100)}) -
Creates a RadioVisualizer.
const
Properties
-
builder
→ Widget Function(BuildContext context, List<
int> data) -
A builder function that receives the visualizer data and returns a widget.
The data is a list of integers representing frequency bands (0-255).
final
- fallbackEnabledAndroid → bool
-
Whether to enable the fallback generator on Android.
final
- fallbackEnabledIOS → bool
-
Whether to enable the fallback generator on iOS.
final
- fallbackTimeout → Duration
-
The time to wait for real-time data before starting the fallback generator.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- updateInterval → Duration
-
The interval at which the fallback generator produces new data.
final
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → State< RadioVisualizer> -
Creates the mutable state for this widget at a given location in the tree.
override
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
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.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited