debugPaintSize method
- @override
override
In debug mode, paints a border around this render box.
Called for every RenderBox when debugPaintSizeEnabled is true.
Implementation
@override
void debugPaintSize(PaintingContext context, Offset offset) {
super.debugPaintSize(context, offset);
assert(() {
Paint paint;
if (child == null || child.size.isEmpty) {
paint = Paint()
..color = const Color(0x90909090);
context.canvas.drawRect(offset & size, paint);
}
return true;
}());
}