build method

@override Widget build(BuildContext context)

Describes the part of the user interface represented by this widget.

The framework calls this method when this widget is inserted into the tree in a given BuildContext and when the dependencies of this widget change.

Implementation

@override
Widget build(BuildContext context) {
  return AnimatedPositioned(
    duration: animationsDuration,
    bottom: context.media.viewInsets.bottom + 8,
    right: 0,
    left: 0,
    child: Container(
      height: context.width * .1,
      width: context.width,
      alignment: Alignment.center,
      child: PageView.builder(
        controller: pageController,
        itemCount: fontFamilyList.length,
        onPageChanged: onPageChanged,
        physics: const BouncingScrollPhysics(),
        allowImplicitScrolling: true,
        pageSnapping: false,
        itemBuilder: (context, index) {
          return GestureDetector(
            onTap: () {
              onTap(index);
            },
            child: Container(
              height: context.width * .1,
              width: context.width * .1,
              alignment: Alignment.center,
              margin: const EdgeInsets.all(
                2,
              ),
              decoration: BoxDecoration(
                color: index == selectedFamilyIndex
                    ? Colors.white
                    : Colors.black.withOpacity(
                        0.4,
                      ),
                borderRadius: const BorderRadius.all(
                  Radius.circular(20),
                ),
                border: Border.all(
                  color: Colors.white,
                ),
              ),
              child: Center(
                child: Text(
                  'Aa',
                  style: GoogleFonts.getFont(
                    fontFamilyList[index],
                  ).copyWith(
                    color: index == selectedFamilyIndex
                        ? Colors.red
                        : Colors.white,
                    fontWeight: FontWeight.bold,
                  ),
                ),
              ),
            ),
          );
        },
      ),
    ),
  );
}