flutter_launcher_icons:
android: "launcher_icon"
ios: true
image_path: "assets/images/launcher_icon.png"
min_sdk_android: 21 # android min sdk min:16, default 21
web:
generate: true
image_path: "assets/images/launcher_icon.png"
background_color: "#hexcode"
theme_color: "#hexcode"
windows:
generate: true
image_path: "assets/images/launcher_icon.png"
icon_size: 48 # min:48, max:256, default: 48
macos:
generate: true
image_path: "path/to/image.png"

BarcodeWidget(
                      barcode: Barcode.ean13(drawEndChar: true),
                      data: data,
                      drawText: false,
                      errorBuilder: (context, error) => Center(
                        child: Text(error),
                      ),
                    )

RotatedBox(
            quarterTurns: 1,
            child: Column(
              children: [
                Expanded(
                  flex: 8,
                  child: Padding(
                    padding: const EdgeInsets.only(top: 8, left: 8, right: 8),
                    child: BarcodeWidget(
<...>
                    ),
                  ),
                ),
              ],
            ),
          )

RotatedBox(
            quarterTurns: 1,
            child: Column(
              children: [
                Expanded(
                  flex: 8,
                  child: Padding(
                    padding: const EdgeInsets.only(top: 8, left: 8, right: 8),
                    child: BarcodeWidget(
<...>
                    ),
                  ),
                ),
                Expanded(
                  child: Padding(
                    padding: const EdgeInsets.all(8),
                    child: Row(
                      mainAxisAlignment: MainAxisAlignment.spaceBetween,
                      children: [
                        Text(
                          S.current.barCodePageCardNumber,
                          style: textStyle,
                        ),
                        Text(
                          widget.cardCode,
                          style: textStyle,
                        ),
                      ],
                    ),
                  ),
                )
              ],
            ),
          )

@override
void initState() {
  initBrightness();
  super.initState();
}
  
Future<void> initBrightness() async {
    final isRealDevice = await SafeDevice.isRealDevice;
    if (isRealDevice) {
      brightness = await ScreenBrightness().current;
      if (brightness < 0.8) {
        await ScreenBrightness().setScreenBrightness(0.8);
      }
    }
  }

Material(
  child: PopScope(
 onPopInvoked: (value) async {
   await ScreenBrightness().setScreenBrightness(brightness);
 },
 child: Scaffold(
   appBar: AppBar(
     backgroundColor: const Color(0xFF1A1A18),
     leading: InkWell(
       onTap: () async {
         await await ScreenBrightness().setScreenBrightness(brightness);
         if (mounted) {
           Navigator.of(context).pop();
         }
       },
       <…>

double brightness = 1.0;

@override
void initState() {
  initBrightness();
  super.initState();
}


Future<void> initBrightness() async {
  brightness = await FlutterScreenWake.brightness;
  if (brightness < 0.7) {
 await FlutterScreenWake.setBrightness(0.7);
  }
}

return Material(
  child: PopScope(
 onPopInvoked: (value) async {
   await FlutterScreenWake.setBrightness(brightness);
 },
 child: Scaffold(
   appBar: AppBar(
     backgroundColor: const Color(0xFF1A1A18),
     leading: InkWell(
       onTap: () async {
         await FlutterScreenWake.setBrightness(brightness);
         if (mounted) {
           Navigator.of(context).pop();
         }
       },
        <…>
        ),
      ),
      body: <…>,
    ),
  ),
   );