79 lines
1.8 KiB
JavaScript
79 lines
1.8 KiB
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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*/
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'use strict';
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const React = require('react');
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const {NativeModules, StyleSheet, View} = require('react-native');
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const {Recording} = NativeModules;
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const extractSingleTouch = nativeEvent => {
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const touches = nativeEvent.touches;
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const changedTouches = nativeEvent.changedTouches;
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const hasTouches = touches && touches.length > 0;
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const hasChangedTouches = changedTouches && changedTouches.length > 0;
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return !hasTouches && hasChangedTouches
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? changedTouches[0]
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: hasTouches
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? touches[0]
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: nativeEvent;
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};
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class TouchTestApp extends React.Component {
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handleStartShouldSetResponder = e => {
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return true;
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};
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handleOnResponderMove = e => {
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e = extractSingleTouch(e.nativeEvent);
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Recording.record('move;' + e.touches.length);
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};
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handleResponderStart = e => {
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e = extractSingleTouch(e.nativeEvent);
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if (e.touches) {
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Recording.record('start;' + e.touches.length);
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} else {
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Recording.record('start;ExtraPointer');
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}
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};
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handleResponderEnd = e => {
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e = extractSingleTouch(e.nativeEvent);
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if (e.touches) {
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Recording.record('end;' + e.touches.length);
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} else {
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Recording.record('end;ExtraPointer');
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}
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};
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render() {
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return (
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<View
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style={styles.container}
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onStartShouldSetResponder={this.handleStartShouldSetResponder}
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onResponderMove={this.handleOnResponderMove}
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onResponderStart={this.handleResponderStart}
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onResponderEnd={this.handleResponderEnd}
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collapsable={false}
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/>
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);
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}
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}
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const styles = StyleSheet.create({
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container: {
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flex: 1,
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},
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});
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module.exports = TouchTestApp;
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