page_cirlce.dart

  Positioned positionedPageView(
      BuildContext context, PointsCompleted completed) {
    return Positioned(
      height: context.dynamicHeight(0.12),
      bottom: 0,
      right: 0,
      left: -context.dynamicWidth(0.1),
      child: PageView.builder(
        onPageChanged: (value) {
          context
              .read<LineCubit>()
              .changeMarker(value, completed.coordinates[value]);
        },
        itemCount: completed.coordinates.length,
        controller: PageController(viewportFraction: 0.8),
        itemBuilder: (context, index) =>
            CoordinateCard(coordinate: completed.coordinates[index]),
      ),
    );
  }

 Widget pointsList(PointsCompleted completed, BuildContext context) {
    final coordinates = completed.coordinates;
    return BlocConsumer<LineCubit, LineState>(
      listener: (context, LineState state) {},
      builder: (context, state) {
        List<Marker> markers = [];
        int selectedLines = 0;
        if (state is GoogleMapsStateMarkers) {
          markers = state.marrkers;
        } else if (state is MapsMarkerChange) {
          selectedLines = state.currentIndex;
          markers = context.watch<LineCubit>().markers;
        }

        return GoogleMap(
          onMapCreated: (controller) {
            context
                .read<LineCubit>()
                .initMapControllerMarkers(controller, context, coordinates);
          },
          polylines: Set.from([polylineCreate(markers, selectedLines)]),
          markers: Set.from(markers),
          initialCameraPosition:
              CameraPosition(target: coordinates.first.coordinate, zoom: 13),
        );
      },
    );
  }