70 lines
1.6 KiB
TypeScript
70 lines
1.6 KiB
TypeScript
import React, { useEffect, useRef } from 'react';
|
|
import { Animated, StyleSheet } from 'react-native';
|
|
import { useTheme } from 'react-native-paper';
|
|
import { useDeviceOrientation } from '@react-native-community/hooks';
|
|
|
|
const hideableHeaderStyles = StyleSheet.create({
|
|
headerView: {
|
|
position: 'absolute',
|
|
top: 0,
|
|
left: 0,
|
|
right: 0,
|
|
zIndex: 1,
|
|
paddingHorizontal: '4%',
|
|
},
|
|
headerViewPortrait: {
|
|
paddingTop: '4%',
|
|
},
|
|
headerViewLandscape: {
|
|
paddingTop: '2%',
|
|
},
|
|
});
|
|
|
|
const HideableHeader = ({
|
|
visible = true,
|
|
children,
|
|
}: {
|
|
visible?: boolean;
|
|
children: React.ReactNode;
|
|
}) => {
|
|
const { colors } = useTheme();
|
|
const orientation = useDeviceOrientation();
|
|
|
|
const headerAnim = useRef(new Animated.Value(visible ? 1 : 0)).current;
|
|
|
|
useEffect(() => {
|
|
Animated.timing(headerAnim, {
|
|
toValue: visible ? 1 : 0,
|
|
duration: visible ? 200 : 150,
|
|
useNativeDriver: true,
|
|
}).start();
|
|
}, [headerAnim, visible]);
|
|
|
|
return (
|
|
<Animated.View
|
|
style={[
|
|
hideableHeaderStyles.headerView,
|
|
orientation === 'portrait'
|
|
? hideableHeaderStyles.headerViewPortrait
|
|
: hideableHeaderStyles.headerViewLandscape,
|
|
{
|
|
transform: [
|
|
{
|
|
translateY: headerAnim.interpolate({
|
|
inputRange: [0, 1],
|
|
outputRange: [-130, 0],
|
|
}),
|
|
},
|
|
],
|
|
},
|
|
{
|
|
backgroundColor: colors.background,
|
|
},
|
|
]}>
|
|
{children}
|
|
</Animated.View>
|
|
);
|
|
};
|
|
|
|
export default HideableHeader;
|