97 lines
1.7 KiB
JavaScript
97 lines
1.7 KiB
JavaScript
import { Easing, Animated } from 'react-native';
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import { TransitionPresets, HeaderStyleInterpolators } from '@react-navigation/stack';
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import { isAndroid } from '../deviceInfo';
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import conditional from './conditional';
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const { multiply } = Animated;
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const forFadeFromCenter = ({
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current,
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closing
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}) => {
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const opacity = conditional(
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closing,
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current.progress,
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current.progress.interpolate({
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inputRange: [0, 0.5, 0.9, 1],
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outputRange: [0, 0.25, 0.7, 1]
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})
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);
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return {
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cardStyle: {
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opacity
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}
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};
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};
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const FadeIn = {
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animation: 'timing',
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config: {
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duration: 250,
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easing: Easing.out(Easing.poly(5))
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}
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};
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const FadeOut = {
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animation: 'timing',
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config: {
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duration: 150,
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easing: Easing.in(Easing.poly(5))
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}
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};
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export const FadeFromCenterModal = {
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gestureDirection: 'vertical',
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transitionSpec: {
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open: FadeIn,
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close: FadeOut
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},
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cardStyleInterpolator: forFadeFromCenter
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};
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const forStackAndroid = ({
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current,
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inverted,
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layouts: { screen },
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closing
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}) => {
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const translateX = multiply(
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current.progress.interpolate({
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inputRange: [0, 1],
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outputRange: [screen.width, 0]
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}),
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inverted
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);
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const opacity = conditional(
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closing,
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current.progress,
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current.progress.interpolate({
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inputRange: [0, 1],
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outputRange: [0, 1]
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})
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);
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return {
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cardStyle: {
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opacity,
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transform: [{ translateX }]
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}
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};
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};
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const StackAndroid = {
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gestureDirection: 'horizontal',
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transitionSpec: {
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open: FadeIn,
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close: FadeOut
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},
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cardStyleInterpolator: forStackAndroid,
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headerStyleInterpolator: HeaderStyleInterpolators.forFade
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};
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export const StackAnimation = isAndroid ? StackAndroid : TransitionPresets.SlideFromRightIOS;
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export const ModalAnimation = TransitionPresets.ModalTransition;
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