childrenInPaintOrder property
override
Provides an iterable that walks the children of the viewport, in the order that they should be painted.
This should be the reverse order of childrenInHitTestOrder.
Implementation
@override
Iterable<RenderSliver> get childrenInPaintOrder sync* {
RenderSliver child = firstChild;
while (child != null) {
yield child;
child = childAfter(child);
}
}