73 lines
1.7 KiB
TypeScript
73 lines
1.7 KiB
TypeScript
'use client';
|
|
|
|
import React, { useCallback, useEffect, useMemo, useRef } from 'react';
|
|
import { Animated, StyleSheet, View } from 'react-native';
|
|
|
|
const AnimatedDots = () => {
|
|
const dot1 = useRef(new Animated.Value(0)).current;
|
|
const dot2 = useRef(new Animated.Value(0)).current;
|
|
const dot3 = useRef(new Animated.Value(0)).current;
|
|
|
|
const animationConfig = useMemo(
|
|
() => ({
|
|
duration: 300,
|
|
useNativeDriver: true,
|
|
}),
|
|
[],
|
|
);
|
|
|
|
const createTimingAnimation = useCallback(
|
|
(value: Animated.Value, toValue: number) => {
|
|
return Animated.timing(value, {
|
|
toValue,
|
|
...animationConfig,
|
|
});
|
|
},
|
|
[animationConfig],
|
|
);
|
|
|
|
const animationSequence = useMemo(() => {
|
|
return Animated.sequence([
|
|
createTimingAnimation(dot1, 1),
|
|
createTimingAnimation(dot2, 1),
|
|
createTimingAnimation(dot3, 1),
|
|
createTimingAnimation(dot1, 0),
|
|
createTimingAnimation(dot2, 0),
|
|
createTimingAnimation(dot3, 0),
|
|
]);
|
|
}, [dot1, dot2, dot3, createTimingAnimation]);
|
|
|
|
useEffect(() => {
|
|
const animateDots = () => {
|
|
Animated.loop(animationSequence).start();
|
|
};
|
|
|
|
animateDots();
|
|
}, [animationSequence]);
|
|
|
|
return (
|
|
<View style={styles.container}>
|
|
<Animated.View style={[styles.dot, { opacity: dot1 }]} />
|
|
<Animated.View style={[styles.dot, { opacity: dot2 }]} />
|
|
<Animated.View style={[styles.dot, { opacity: dot3 }]} />
|
|
</View>
|
|
);
|
|
};
|
|
|
|
const styles = StyleSheet.create({
|
|
container: {
|
|
flexDirection: 'row',
|
|
justifyContent: 'center',
|
|
alignItems: 'center',
|
|
gap: 8,
|
|
},
|
|
dot: {
|
|
width: 8,
|
|
height: 8,
|
|
borderRadius: 4,
|
|
backgroundColor: '#28A7E8',
|
|
},
|
|
});
|
|
|
|
export default AnimatedDots;
|