registerTutorialStepBackgroundRegionFor method
Implementation
GlobalKey registerTutorialStepBackgroundRegionFor(List<int> steps) {
if (log) _log('Registered background key for steps $steps');
final GlobalKey<_ZwapTutorialOverlayWrapperState> _key = GlobalKey();
for (int i in steps) _blurRegionKeys[i] = _key;
return _key;
}