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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,139 @@ | ||
| import * as React from 'react'; | ||
| import type { ViewStyle } from 'react-native'; | ||
| import { StyleSheet, View } from 'react-native'; | ||
| import type { TapGestureHandlerEventPayload } from 'react-native-gesture-handler'; | ||
| import type { GestureEvent } from 'react-native-gesture-handler'; | ||
| import { | ||
| State, | ||
| TapGestureHandler, | ||
| } from 'react-native-gesture-handler'; | ||
| import Animated, { | ||
| Easing, | ||
| runOnJS, | ||
| useAnimatedGestureHandler, | ||
| useAnimatedStyle, | ||
| useSharedValue, | ||
| withTiming, | ||
| } from 'react-native-reanimated'; | ||
| import { hexToRgbA } from '../utils/hexToRgba'; | ||
|
|
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| type ValueOf<T> = T[keyof T]; | ||
|
|
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| type RippleBtnProps = { | ||
| children: React.ReactElement; | ||
| color: string; | ||
| onPress?: () => void; | ||
| rippleScale?: number, | ||
| duration?: number, | ||
| overflow?: boolean, | ||
| rippleColor?: string, | ||
| rippleOpacity?: number, | ||
| containerStyle?: ViewStyle | ||
| } | ||
| type BtnRefs = { | ||
|
|
||
| } | ||
| const _RippleBtn = React.forwardRef<BtnRefs, RippleBtnProps>(({ | ||
| children, | ||
| color, | ||
| containerStyle, | ||
| onPress = () => { }, | ||
| rippleScale = 1, | ||
| duration = 250, | ||
| overflow = false, | ||
| rippleColor = '#000', | ||
| rippleOpacity = 0.5, | ||
| }, ref) => { | ||
| const [radius, setRadius] = React.useState(-1); | ||
| const child = React.Children.only(children); | ||
| const scale = useSharedValue(0); | ||
| const positionX = useSharedValue(0); | ||
| const positionY = useSharedValue(0); | ||
|
|
||
| const isFinished = useSharedValue(false); | ||
| const uas = useAnimatedStyle(() => ({ | ||
| top: positionY.value - radius, | ||
| left: positionX.value - radius, | ||
| transform: [{ | ||
| scale: scale.value, | ||
| }], | ||
| }), [radius]); | ||
| const doubleTapHandler = useAnimatedGestureHandler< | ||
| GestureEvent<TapGestureHandlerEventPayload> | ||
| >({ | ||
| onStart: ({ numberOfPointers }) => { | ||
| if (numberOfPointers !== 1) return; | ||
| isFinished.value = false; | ||
| }, | ||
| onActive: ({ x, y, numberOfPointers, state, }) => { | ||
| if (numberOfPointers !== 1) return; | ||
| if (state === State.FAILED) { | ||
| scale.value = 0 | ||
| } else { | ||
| positionX.value = x; | ||
| positionY.value = y; | ||
| scale.value = withTiming( | ||
| rippleScale, | ||
| { duration, easing: Easing.bezier(0, 0, 0.8, 0.4) }, | ||
| (finised) => { | ||
| if (finised) { | ||
| isFinished.value = true; | ||
| scale.value = withTiming(0, { duration: 0 }); | ||
| } | ||
|
|
||
| }, | ||
| ) | ||
| } | ||
|
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|
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|
|
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| }, | ||
| onEnd: () => { | ||
| if (isFinished.value) { | ||
| scale.value = withTiming(0, { duration: 0 }); | ||
| } | ||
| if (onPress) { | ||
| runOnJS(onPress) | ||
| } | ||
| } | ||
| }); | ||
| return ( | ||
| <TapGestureHandler | ||
| maxDurationMs={500} | ||
| maxDeltaX={10} | ||
| numberOfTaps={2} | ||
| ref={ref} | ||
| onGestureEvent={doubleTapHandler} | ||
| > | ||
| <Animated.View {...child.props} style={child.props.style}> | ||
| <View | ||
| style={[{ | ||
| ...StyleSheet.absoluteFillObject, | ||
| backgroundColor: color, | ||
| overflow: !overflow ? 'hidden' : undefined, | ||
| }, containerStyle]} | ||
| onLayout={({ nativeEvent: { layout: { width, height } } }) => { | ||
| setRadius(Math.sqrt(width ** 2 + height ** 2)); | ||
| }} | ||
| > | ||
| {radius !== -1 && ( | ||
| <Animated.View style={[uas, { | ||
| position: 'absolute', | ||
| width: radius * 2, | ||
| height: radius * 2, | ||
| borderRadius: radius, | ||
| backgroundColor: hexToRgbA(rippleColor, rippleOpacity), | ||
| }]} | ||
| /> | ||
| )} | ||
| </View> | ||
| {child.props.children} | ||
| </Animated.View> | ||
| </TapGestureHandler> | ||
| ); | ||
| } | ||
|
|
||
| ) | ||
| export const RippleBtn = React.memo(_RippleBtn) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| export function hexToRgbA(hex: string, opacity: number) { | ||
| let c: any; | ||
| if (/^#([A-Fa-f0-9]{3}){1,2}$/.test(hex)) { | ||
| c = hex.substring(1).split(''); | ||
| if (c.length === 3) { | ||
| c = [c[0], c[0], c[1], c[1], c[2], c[2]]; | ||
| } | ||
| c = `0x${c.join('')}`; | ||
| return `rgba(${[(c >> 16) & 255, (c >> 8) & 255, c & 255].join(',')},${opacity})`; | ||
| } | ||
| throw new Error('Bad Hex'); | ||
| } |
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