Painting and effect widgets
These widgets apply visual effects to the children without changing their layout, size, or position.
See more widgets in the widget catalog.
A widget that applies a transformation before painting its child.
DocumentationA widget that makes its child partially transparent.
DocumentationA widget that paints a Decoration either before or after its child paints.
Documentation![](https://imgs.xnip.cn/cj/docimg/222/74f5be30-ec38-4619-be37-0a2f4ba8d334.png)
A widget that applies a translation expressed as a fraction of the box's size before painting its child.
Documentation![](https://imgs.xnip.cn/cj/docimg/222/e2bd15d0-c8a9-4a9d-97d1-a0e3b6231b97.png)
A widget that rotates its child by a integral number of quarter turns.
DocumentationA widget that clips its child using an oval.
Documentation![](https://imgs.xnip.cn/cj/docimg/222/b45f5a9a-753b-40de-a85e-eaf134b7f782.png)
A widget that clips its child using a path.
DocumentationA widget that clips its child using a rectangle.
DocumentationA widget that provides a canvas on which to draw during the paint phase.
Documentation![](https://imgs.xnip.cn/cj/docimg/222/c062e7a1-9b97-447d-b0bf-9bc00d117a31.png)
A widget that applies a filter to the existing painted content and then paints child. This effect is relatively expensive, especially if the filter is non-local, such as a blur.
DocumentationSee more widgets in the widget catalog.