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| 1 | +import { useRef, useState } from 'react'; |
| 2 | +import { StyleSheet, View } from 'react-native'; |
| 3 | +import { |
| 4 | + GestureDetector, |
| 5 | + usePanGesture, |
| 6 | + useSimultaneousGestures, |
| 7 | +} from 'react-native-gesture-handler'; |
| 8 | + |
| 9 | +import TestingScreen from '../TestingScreen'; |
| 10 | +import { CallbackIDs } from '../utils'; |
| 11 | + |
| 12 | +export default function SimultaneousScreen() { |
| 13 | + const [text, setText] = useState(''); |
| 14 | + |
| 15 | + const pan1Callbacks = useRef(new Set<string>()); |
| 16 | + const pan2Callbacks = useRef(new Set<string>()); |
| 17 | + |
| 18 | + const pan1Gesture = usePanGesture({ |
| 19 | + onBegin: () => { |
| 20 | + pan1Callbacks.current.add(CallbackIDs.onBegin); |
| 21 | + }, |
| 22 | + onActivate: () => { |
| 23 | + pan1Callbacks.current.add(CallbackIDs.onActivate); |
| 24 | + }, |
| 25 | + onUpdate: () => { |
| 26 | + pan1Callbacks.current.add(CallbackIDs.onUpdate); |
| 27 | + }, |
| 28 | + onDeactivate: () => { |
| 29 | + pan1Callbacks.current.add(CallbackIDs.onDeactivate); |
| 30 | + }, |
| 31 | + onFinalize: () => { |
| 32 | + pan1Callbacks.current.add(CallbackIDs.onFinalize); |
| 33 | + }, |
| 34 | + runOnJS: true, |
| 35 | + }); |
| 36 | + |
| 37 | + const pan2Gesture = usePanGesture({ |
| 38 | + onBegin: () => { |
| 39 | + pan2Callbacks.current.add(CallbackIDs.onBegin); |
| 40 | + }, |
| 41 | + onActivate: () => { |
| 42 | + pan2Callbacks.current.add(CallbackIDs.onActivate); |
| 43 | + }, |
| 44 | + onUpdate: () => { |
| 45 | + pan2Callbacks.current.add(CallbackIDs.onUpdate); |
| 46 | + }, |
| 47 | + onDeactivate: () => { |
| 48 | + pan2Callbacks.current.add(CallbackIDs.onDeactivate); |
| 49 | + }, |
| 50 | + onFinalize: () => { |
| 51 | + pan2Callbacks.current.add(CallbackIDs.onFinalize); |
| 52 | + }, |
| 53 | + runOnJS: true, |
| 54 | + }); |
| 55 | + |
| 56 | + const g = useSimultaneousGestures(pan1Gesture, pan2Gesture); |
| 57 | + |
| 58 | + return ( |
| 59 | + <TestingScreen |
| 60 | + text={text} |
| 61 | + buttonCallback={() => { |
| 62 | + const pan1CallbacksText = Array.from(pan1Callbacks.current).join(''); |
| 63 | + const pan2CallbacksText = Array.from(pan2Callbacks.current).join(''); |
| 64 | + |
| 65 | + setText(`{Pan1: ${pan1CallbacksText}, Pan2: ${pan2CallbacksText}}`); |
| 66 | + |
| 67 | + pan1Callbacks.current.clear(); |
| 68 | + pan2Callbacks.current.clear(); |
| 69 | + }}> |
| 70 | + <GestureDetector gesture={g}> |
| 71 | + <View style={styles.gestureBox} testID="simultaneous-box" /> |
| 72 | + </GestureDetector> |
| 73 | + </TestingScreen> |
| 74 | + ); |
| 75 | +} |
| 76 | + |
| 77 | +const styles = StyleSheet.create({ |
| 78 | + gestureBox: { |
| 79 | + width: 120, |
| 80 | + height: 120, |
| 81 | + borderRadius: 20, |
| 82 | + backgroundColor: '#4ecdc4', |
| 83 | + }, |
| 84 | +}); |
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