DoughController class
Controls a Dough widget. Use this to control when a Dough widget should squish around.
- Use DoughController.start to start a squish.
- Use DoughController.update to update a squish.
- Use DoughController.stop to finish a squish.
- Mixed in types
Constructors
- DoughController()
- Creates a DoughController.
Properties
- delta → Offset
-
The difference between the target and the origin. The Dough
widget uses this to determine which direction to smoosh its Dough.child.
no setter
- hashCode → int
-
The hash code for this object.
no setterinherited
- hasListeners → bool
-
Whether any listeners are currently registered.
no setterinherited
- isActive → bool
-
Whether a "squish" on the Dough widget is active.
no setter
- origin → Offset
-
The starting point of the squish or where the Dough is stretching
from.
no setter
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- status → DoughStatus
-
The last DoughStatus that was raised.
no setter
- target → Offset
-
The ending point of the squish or where the Dough is trying
to stretch to.
no setter
Methods
-
addListener(
VoidCallback listener) → void -
Register a closure to be called when the object changes.
inherited
-
addStatusListener(
DoughStatusCallback callback) → void - Adds a status listener.
-
dispose(
) → void -
Discards any resources used by the object. After this is called, the
object is not in a usable state and should be discarded (calls to
addListener will throw after the object is disposed).
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
notifyListeners(
) → void -
Call all the registered listeners.
inherited
-
removeListener(
VoidCallback listener) → void -
Remove a previously registered closure from the list of closures that are
notified when the object changes.
inherited
-
removeStatusListener(
DoughStatusCallback callback) → void - Removes a status listener.
-
start(
{Offset? origin, Offset? target}) → void - Begin squishing the dough. Sets isActive to true. Informs all status listeners that the status has changed to DoughStatus.started.
-
stop(
) → void - Stops squishing the Dough. Sets isActive to false. Informs all status listeners that the status has changed to DoughStatus.stopped. The Dough will snap back to the origin and its original shape.
-
toString(
) → String -
A string representation of this object.
inherited
-
update(
{Offset? origin, Offset? target}) → void - Update the currently active squish.
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited