bufferExtent property
double
get
bufferExtent
The amount of space foreground and background will extend off-screen in each direction if portions of sliver are out of view.
Implementation
double get bufferExtent => _bufferExtent;
set
bufferExtent
(double value)
Implementation
set bufferExtent(double value) {
if (value == _bufferExtent) return;
markNeedsLayout();
_bufferExtent = value;
}