Preview class
Widget for displaying preview frames from a CaptureSession.
- Inheritance
Constructors
- Preview({Key? key, required PreviewController controller})
- Construct a Preview.
Properties
- controller → PreviewController
-
Controls the underlying iOS UIView that displays the preview frames.
final
-
gestureRecognizers
→ Set<
Factory< OneSequenceGestureRecognizer> > -
Which gestures should be forwarded to the PlatformView.
finalinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- hitTestBehavior → PlatformViewHitTestBehavior
-
How this widget should behave during hit testing.
finalinherited
- instance → Object
-
The object that will be stored in
instanceManager.finalinherited - key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- layoutDirection → TextDirection
-
Direction the text flows.
finalinherited
- platformViewCreatedListener → PlatformViewCreatedCallback?
-
Callback signature for when a platform view was created.
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- viewType → String
-
The unique identifier for the view type to be embedded.
finalinherited
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
inherited
-
createElement(
) → StatelessElement -
Creates a StatelessElement to manage this widget's location in the tree.
inherited
-
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}) → 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