A widget that applies a transformation before painting its child.



Transform({Key key, @required Matrix4 transform, Offset origin, FractionalOffset alignment, bool transformHitTests: true, Widget child })

Creates a widget that transforms its child.


alignment FractionalOffset

The alignment of the origin, relative to the size of the box.

origin Offset

The origin of the coordinate system (relative to the upper left corder of this render object) in which to apply the matrix.

transform Matrix4

The matrix to transform the child by during painting.

transformHitTests bool

Whether to apply the translation when performing hit tests.

child Widget

The widget below this widget in the tree.

final, inherited
hashCode int

Get a hash code for this object.

read-only, inherited
key Key

Controls how one widget replaces another widget in the tree.

final, inherited
runtimeType Type

A representation of the runtime type of the object.

read-only, inherited


operator ==(other) bool

The equality operator.



createRenderObject(BuildContext context) RenderTransform

Creates an instance of the RenderObject class that this RenderObjectWidget represents, using the configuration described by this RenderObjectWidget.

updateRenderObject(BuildContext context, RenderTransform renderObject) → void

Copies the configuration described by this RenderObjectWidget to the given RenderObject, which will be of the same type as returned by this object's createRenderObject.

createElement() SingleChildRenderObjectElement

RenderObjectWidgets always inflate to a RenderObjectElement subclass.

debugFillDescription(List<String> description) → void

Add additional information to the given description for use by toString.

mustCallSuper, protected, inherited
didUnmountRenderObject(RenderObject, renderObject) → void

A render object previously associated with this widget has been removed from the tree. The given RenderObject will be of the same type as returned by this object's createRenderObject.

protected, inherited
noSuchMethod(Invocation invocation) → dynamic

Invoked when a non-existent method or property is accessed.

toString() String

Returns a string representation of this object.

toStringShort() String

A short, textual description of this widget.