Want to manage global textScaleFactor in Flutter app properly? This solution was presented during Google I/O’19 (around the 20-minute mark):
1 2 3 4 5 6 7 8 9 10 | MaterialApp( builder: (BuildContext context, Widget child){ final MediaQueryData data = MediaQuery.of(context); return MediaQuery( data: data.copyWith( textScaleFactor: data.textScaleFactor * (_isPassive ? 2 : 1) ), child: child, ); }, |
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