damikdk

// 1. Define a state variable for showing/hiding the action-button 
state = {
  shouldShow: false,
}

// 2. Define a variable that will keep track of the current scroll position
_scrollOffset = 0

// 3. Add an onScroll listener to your listview/scrollview
<ScrollView

damikdk

для мобилок:
{
  '22.09.2017': [
     { hour: 8, price: 200 },
     { hour: 9, price: 300 },  
     { hour: 10, price: 400 },  
     ...
     { hour: 23, price: 500 }
   ],

damikdk

у нас:
<View style={ДЕНЬ}>
  <TouchableOpacity БЕЗ СТИЛЯ>
    <View style={ЧИСЛО}/>     
    <View style={ИНДИКАТОР}/>
  </TouchableOpacity>
</View>

в библиотечке: 
<TouchableOpacity без стиля>

damikdk

import { StyleSheet, View } from "react-native";
import React, { useEffect, useState } from "react";
import Animated, {
  useAnimatedRef,
  useAnimatedStyle,
  useSharedValue,
  withRepeat,
  withTiming,
} from "react-native-reanimated";