opacity property
double
get
opacity
The overlay background opacity (clamped between 0.0 and 1.0).
Implementation
double get opacity => _opacity;
set
opacity
(double value)
Implementation
set opacity(double value) {
final clamped = value.clamp(0.0, 1.0);
if (_opacity == clamped) return;
_opacity = clamped;
notifyListeners();
}