56 строки
1.3 KiB
JavaScript
56 строки
1.3 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict-local
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* @format
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*/
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'use strict';
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import Colors from './Colors';
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import type {Node} from 'react';
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import {Text, StyleSheet, ImageBackground} from 'react-native';
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import React from 'react';
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const Header = (): Node => (
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<ImageBackground
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accessibilityRole={'image'}
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source={require('./logo.png')}
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style={styles.background}
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imageStyle={styles.logo}>
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<Text style={styles.text}>Welcome to React</Text>
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</ImageBackground>
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);
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const styles = StyleSheet.create({
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background: {
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paddingBottom: 40,
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paddingTop: 96,
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paddingHorizontal: 32,
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backgroundColor: Colors.lighter,
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},
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logo: {
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opacity: 0.2,
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overflow: 'visible',
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resizeMode: 'cover',
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/*
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* These negative margins allow the image to be offset similarly across screen sizes and component sizes.
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*
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* The source logo.png image is 512x512px, so as such, these margins attempt to be relative to the
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* source image's size.
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*/
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marginLeft: -128,
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marginBottom: -192,
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},
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text: {
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fontSize: 40,
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fontWeight: '600',
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textAlign: 'center',
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color: Colors.black,
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},
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});
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export default Header;
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