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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | 1x 42x 5x 37x 37x 87x 87x 87x 87x 87x 35x 1x 34x 31x 31x 3x 3x 3x 87x 46x 32x 46x 32x 46x 87x 1x 1x 1x 1x 1x | /**
* Copyright (c) Nicolas Gallagher.
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow
*/
import * as React from 'react';
import StyleSheet from '../StyleSheet';
import createElement from '../createElement';
const ANIMATION_DURATION = 300;
function getAnimationStyle(animationType, visible) {
if (animationType === 'slide') {
return visible ? animatedSlideInStyles : animatedSlideOutStyles;
}
Iif (animationType === 'fade') {
return visible ? animatedFadeInStyles : animatedFadeOutStyles;
}
return visible ? styles.container : styles.hidden;
}
export type ModalAnimationProps = {|
animationType?: ?('none' | 'slide' | 'fade'),
children?: any,
onDismiss?: ?() => void,
onShow?: ?() => void,
visible?: ?boolean
|};
function ModalAnimation(props: ModalAnimationProps): React.Node {
const { animationType, children, onDismiss, onShow, visible } = props;
const [isRendering, setIsRendering] = React.useState(false);
const wasVisible = React.useRef(false);
const isAnimated = animationType && animationType !== 'none';
const animationEndCallback = React.useCallback(
(e: any) => {
if (e && e.currentTarget !== e.target) {
// If the event was generated for something NOT this element we
// should ignore it as it's not relevant to us
return;
}
if (visible) {
Eif (onShow) {
onShow();
}
} else {
setIsRendering(false);
Eif (onDismiss) {
onDismiss();
}
}
},
[onDismiss, onShow, visible]
);
React.useEffect(() => {
if (visible) {
setIsRendering(true);
}
if (visible !== wasVisible.current && !isAnimated) {
// Manually call `animationEndCallback` if no animation is used
animationEndCallback();
}
wasVisible.current = visible;
}, [isAnimated, visible, animationEndCallback]);
return isRendering || visible
? createElement('div', {
style: isRendering ? getAnimationStyle(animationType, visible) : styles.hidden,
onAnimationEnd: animationEndCallback,
children
})
: null;
}
const styles = StyleSheet.create({
container: {
position: 'fixed',
top: 0,
right: 0,
bottom: 0,
left: 0,
zIndex: 9999
},
animatedIn: {
animationDuration: `${ANIMATION_DURATION}ms`,
animationTimingFunction: 'ease-in'
},
animatedOut: {
pointerEvents: 'none',
animationDuration: `${ANIMATION_DURATION}ms`,
animationTimingFunction: 'ease-out'
},
fadeIn: {
opacity: 1,
animationKeyframes: {
'0%': { opacity: 0 },
'100%': { opacity: 1 }
}
},
fadeOut: {
opacity: 0,
animationKeyframes: {
'0%': { opacity: 1 },
'100%': { opacity: 0 }
}
},
slideIn: {
transform: [{ translateY: '0%' }],
animationKeyframes: {
'0%': { transform: [{ translateY: '100%' }] },
'100%': { transform: [{ translateY: '0%' }] }
}
},
slideOut: {
transform: [{ translateY: '100%' }],
animationKeyframes: {
'0%': { transform: [{ translateY: '0%' }] },
'100%': { transform: [{ translateY: '100%' }] }
}
},
hidden: {
opacity: 0
}
});
const animatedSlideInStyles = [styles.container, styles.animatedIn, styles.slideIn];
const animatedSlideOutStyles = [styles.container, styles.animatedOut, styles.slideOut];
const animatedFadeInStyles = [styles.container, styles.animatedIn, styles.fadeIn];
const animatedFadeOutStyles = [styles.container, styles.animatedOut, styles.fadeOut];
export default ModalAnimation;
|