GT2/Ejectable/node_modules/react-native/Libraries/Inspector/InspectorOverlay.js

77 lines
1.8 KiB
JavaScript

/**
* 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.
*
* @format
* @flow
*/
'use strict';
const Dimensions = require('../Utilities/Dimensions');
const ElementBox = require('./ElementBox');
const React = require('react');
const StyleSheet = require('../StyleSheet/StyleSheet');
const View = require('../Components/View/View');
import type {ViewStyleProp} from '../StyleSheet/StyleSheet';
import type {PressEvent} from '../Types/CoreEventTypes';
type Inspected = $ReadOnly<{|
frame?: Object,
style?: ViewStyleProp,
|}>;
type Props = $ReadOnly<{|
inspected?: Inspected,
onTouchPoint: (locationX: number, locationY: number) => void,
|}>;
class InspectorOverlay extends React.Component<Props> {
findViewForTouchEvent: (e: PressEvent) => void = (e: PressEvent) => {
const {locationX, locationY} = e.nativeEvent.touches[0];
this.props.onTouchPoint(locationX, locationY);
};
shouldSetResponser: (e: PressEvent) => boolean = (e: PressEvent): boolean => {
this.findViewForTouchEvent(e);
return true;
};
render(): React.Node {
let content = null;
if (this.props.inspected) {
content = (
<ElementBox
frame={this.props.inspected.frame}
style={this.props.inspected.style}
/>
);
}
return (
<View
onStartShouldSetResponder={this.shouldSetResponser}
onResponderMove={this.findViewForTouchEvent}
style={[styles.inspector, {height: Dimensions.get('window').height}]}>
{content}
</View>
);
}
}
const styles = StyleSheet.create({
inspector: {
backgroundColor: 'transparent',
position: 'absolute',
left: 0,
top: 0,
right: 0,
},
});
module.exports = InspectorOverlay;