DecoratedBoxTransitionModifier class
Animated version of a DecoratedBox that animates the different properties of its Decoration.
Here's an illustration of the DecoratedBoxTransition widget, with it's decoration animated by a CurvedAnimation set to Curves.decelerate:
{@tool dartpad} The following code implements the DecoratedBoxTransition as seen in the video above:
** See code in examples/api/lib/widgets/transitions/decorated_box_transition.0.dart ** {@end-tool}
See also:
- DecoratedBox, which also draws a Decoration but is not animated.
- AnimatedContainer, a more full-featured container that also animates on decoration using an internal animation.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- SingleChildStatelessModifier
- DecoratedBoxTransitionModifier
- Available extensions
Constructors
-
DecoratedBoxTransitionModifier({Key? key, Widget? child, Key? modifierKey, required Animation<
Decoration> decoration, DecorationPosition position = DecorationPosition.background}) -
Creates an animated DecoratedBox whose Decoration animation updates
the widget.
const
Properties
-
decoration
→ Animation<
Decoration> -
Animation of the decoration to paint.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- modifierKey → Key?
-
The actual key of the widget, which Modifier wrapped
finalinherited
- position → DecorationPosition
-
Whether to paint the box decoration behind or in front of the child.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
inherited
-
buildWithChild(
BuildContext context, Widget? child) → Widget -
A build method that receives an extra
childparameter.override -
createElement(
) → SingleChildStatelessElement -
Create a SingleChildStatelessElement
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