view static method

Implementation

static Widget view(final Widget child,
    {final Color? bgColor, final Color? txtColor, final Future<void>? func}) {
  indexCharTimer = Timer.periodic(
    const Duration(milliseconds: 25),
    (final Timer timer) => indexChar.value = indexChar.value > 0xE076 ? 0xE000 : indexChar.value + 1,
  );
  indexDotTimer = Timer.periodic(
    const Duration(milliseconds: 500),
    (final Timer timer) => indexDot.value = (indexDot.value.length > 2) ? '' : '${indexDot.value}.',
  );
  return Directionality(
    textDirection: TextDirection.ltr,
    child: Stack(
      children: <Widget>[
        RepaintBoundary(
          child: FutureBuilder<void>(
            future: func,
            builder: (final _, final AsyncSnapshot<Object?> snapshot) =>
                snapshot.connectionState == ConnectionState.done ? child : const SizedBox.shrink(),
          ),
        ),
        ValueListenableBuilder<bool>(
          valueListenable: ok,
          builder: (final _, final bool ok, final __) => AnimatedSwitcher(
            duration: const Duration(milliseconds: 300),
            child: ok
                ? const SizedBox.shrink()
                : Builder(
                    key: const ValueKey<String>('nga_splash_view'),
                    builder: (final BuildContext context) {
                      final bool isDarkMode = MediaQuery.of(context).platformBrightness == Brightness.dark;
                      final Color targetBgColor =
                          bgColor ?? (isDarkMode ? const Color(0xFF000000) : const Color(0xFFF8F8F8));
                      final Color targetTxtColor =
                          txtColor ?? (isDarkMode ? const Color(0xFFF8F8F8) : const Color(0xFF000000));
                      final TextStyle targetTxtStyle =
                          TextStyle(fontFamily: 'BOOT', package: 'nga_sdk', color: targetTxtColor);
                      return Container(
                        color: targetBgColor,
                        alignment: Alignment.center,
                        child: Column(
                          mainAxisAlignment: MainAxisAlignment.center,
                          children: <Widget>[
                            ValueListenableBuilder<int>(
                              valueListenable: indexChar,
                              builder: (final _, final int char, final __) =>
                                  Text(String.fromCharCode(char), style: targetTxtStyle.copyWith(fontSize: 40)),
                            ),
                            const SizedBox(height: 10),
                            ValueListenableBuilder<String>(
                              valueListenable: indexDot,
                              builder: (final _, final String dot, final __) =>
                                  Text('Loading$dot', style: targetTxtStyle.copyWith(fontSize: 20)),
                            ),
                          ],
                        ),
                      );
                    },
                  ),
          ),
        ),
      ],
    ),
  );
}