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September 30, 2019 19:26
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| import React, { PureComponent } from 'react'; | |
| import PropTypes from 'prop-types'; | |
| import { | |
| View, | |
| Animated, | |
| ViewPropTypes, | |
| Easing, | |
| } from 'react-native'; | |
| import { find } from '@Utilities/index'; | |
| export default class Animation extends PureComponent { | |
| static ANIMATION_KEY_REGEX = /.+?{animValue}.+?/; | |
| constructor(props) { | |
| super(props); | |
| this.animatedValue = new Animated.Value(this.props.initialValue); | |
| } | |
| componentWillUnmount() { | |
| this.animatedValue.removeAllListeners(); | |
| } | |
| shouldComponentUpdate(nextProps) { | |
| this.rotate(nextProps); | |
| return true; | |
| } | |
| animate = (toValue) => { | |
| this.onStart(); | |
| this.animation(toValue).start(this.onFinish); | |
| }; | |
| animation = toValue => Animated.timing( | |
| this.animatedValue, | |
| { | |
| toValue, | |
| delay: this.props.delay, | |
| easing: this.props.easing, | |
| duration: this.props.duration, | |
| isInteraction: this.props.isInteraction, | |
| useNativeDriver: this.props.useNativeDriver, | |
| }, | |
| ); | |
| animatedStyle = () => ({ | |
| ...this.props.style, | |
| }); | |
| calculateAnimationStyle = () => { | |
| } | |
| getAnimationPaths = () => find(this.props.style, Animation.ANIMATION_KEY_REGEX); | |
| onFinish = () => { | |
| this.props.onFinish(); | |
| }; | |
| onStart = () => { | |
| this.props.onStart(); | |
| }; | |
| render() { | |
| const animatedStyle = this.animatedStyle(); | |
| return ( | |
| <Animated.View style={[ | |
| this.props.style, | |
| animatedStyle, | |
| ]} | |
| > | |
| {this.props.children} | |
| </Animated.View> | |
| ); | |
| } | |
| } | |
| Animation.defaultProps = { | |
| initialValue: 0, | |
| style: {}, | |
| animationStyle: {}, | |
| children: <View />, | |
| onFinish: () => { }, | |
| onStart: () => { }, | |
| // animation default props | |
| delay: 0, | |
| duration: 1000, | |
| easing: Easing.out(Easing.ease), | |
| }; | |
| Animation.propTypes = { | |
| initialValue: PropTypes.number, | |
| style: ViewPropTypes.style, | |
| animationStyle: ViewPropTypes.style, | |
| onFinish: PropTypes.func, | |
| onStart: PropTypes.func, | |
| children: PropTypes.oneOfType([ | |
| PropTypes.arrayOf(PropTypes.node), | |
| PropTypes.node, | |
| ]).isRequired, | |
| // animation props | |
| duration: PropTypes.number, | |
| easing: PropTypes.func, | |
| delay: PropTypes.number, | |
| isInteraction: PropTypes.bool, | |
| useNativeDriver: PropTypes.bool, | |
| }; |
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