GT2/GT2-Android/node_modules/react-native-maps/lib/components/MapView.js

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import PropTypes from 'prop-types';
import React from 'react';
import {
EdgeInsetsPropType,
Platform,
Animated,
requireNativeComponent,
NativeModules,
ColorPropType,
findNodeHandle,
ViewPropTypes,
View,
} from 'react-native';
import MapMarker from './MapMarker';
import MapPolyline from './MapPolyline';
import MapPolygon from './MapPolygon';
import MapCircle from './MapCircle';
import MapCallout from './MapCallout';
import MapUrlTile from './MapUrlTile';
import MapLocalTile from './MapLocalTile';
import AnimatedRegion from './AnimatedRegion';
import {
contextTypes as childContextTypes,
getAirMapName,
googleMapIsInstalled,
createNotSupportedComponent,
} from './decorateMapComponent';
import * as ProviderConstants from './ProviderConstants';
const MAP_TYPES = {
STANDARD: 'standard',
SATELLITE: 'satellite',
HYBRID: 'hybrid',
TERRAIN: 'terrain',
NONE: 'none',
MUTEDSTANDARD: 'mutedStandard',
};
const GOOGLE_MAPS_ONLY_TYPES = [
MAP_TYPES.TERRAIN,
MAP_TYPES.NONE,
];
const viewConfig = {
uiViewClassName: 'AIR<provider>Map',
validAttributes: {
region: true,
},
};
// if ViewPropTypes is not defined fall back to View.propType (to support RN < 0.44)
const viewPropTypes = ViewPropTypes || View.propTypes;
const propTypes = {
...viewPropTypes,
/**
* When provider is "google", we will use GoogleMaps.
* Any value other than "google" will default to using
* MapKit in iOS or GoogleMaps in android as the map provider.
*/
provider: PropTypes.oneOf([
'google',
]),
/**
* Used to style and layout the `MapView`. See `StyleSheet.js` and
* `ViewStylePropTypes.js` for more info.
*/
style: viewPropTypes.style,
/**
* A json object that describes the style of the map. This is transformed to a string
* and saved in mayStyleString to be sent to android and ios
* https://developers.google.com/maps/documentation/ios-sdk/styling#use_a_string_resource
* https://developers.google.com/maps/documentation/android-api/styling
*/
customMapStyle: PropTypes.array,
/**
* A json string that describes the style of the map
* https://developers.google.com/maps/documentation/ios-sdk/styling#use_a_string_resource
* https://developers.google.com/maps/documentation/android-api/styling
*/
customMapStyleString: PropTypes.string,
/**
* If `true` the app will ask for the user's location.
* Default value is `false`.
*
* **NOTE**: You need to add NSLocationWhenInUseUsageDescription key in
* Info.plist to enable geolocation, otherwise it is going
* to *fail silently*!
*/
showsUserLocation: PropTypes.bool,
/**
* The title of the annotation for current user location. This only works if
* `showsUserLocation` is true.
* There is a default value `My Location` set by MapView.
*
* @platform ios
*/
userLocationAnnotationTitle: PropTypes.string,
/**
* If `false` hide the button to move map to the current user's location.
* Default value is `true`.
*
* @platform android
*/
showsMyLocationButton: PropTypes.bool,
/**
* If `true` the map will focus on the user's location. This only works if
* `showsUserLocation` is true and the user has shared their location.
* Default value is `false`.
*
* @platform ios
*/
followsUserLocation: PropTypes.bool,
/**
* If `false` points of interest won't be displayed on the map.
* Default value is `true`.
*
*/
showsPointsOfInterest: PropTypes.bool,
/**
* If `false` compass won't be displayed on the map.
* Default value is `true`.
*
* @platform ios
*/
showsCompass: PropTypes.bool,
/**
* If `false` the user won't be able to pinch/zoom the map.
* Default value is `true`.
*
*/
zoomEnabled: PropTypes.bool,
/**
* If `false` the user won't be able to pinch/rotate the map.
* Default value is `true`.
*
*/
rotateEnabled: PropTypes.bool,
/**
* If `true` the map will be cached to an Image for performance
* Default value is `false`.
*
*/
cacheEnabled: PropTypes.bool,
/**
* If `true` the map will be showing a loading indicator
* Default value is `false`.
*
*/
loadingEnabled: PropTypes.bool,
/**
* Loading background color while generating map cache image or loading the map
* Default color is light gray.
*
*/
loadingBackgroundColor: ColorPropType,
/**
* Loading indicator color while generating map cache image or loading the map
* Default color is gray color for iOS, theme color for Android.
*
*/
loadingIndicatorColor: ColorPropType,
/**
* If `false` the user won't be able to change the map region being displayed.
* Default value is `true`.
*
*/
scrollEnabled: PropTypes.bool,
/**
* If `false` the user won't be able to adjust the cameras pitch angle.
* Default value is `true`.
*
*/
pitchEnabled: PropTypes.bool,
/**
* If `false` will hide 'Navigate' and 'Open in Maps' buttons on marker press
* Default value is `true`.
*
* @platform android
*/
toolbarEnabled: PropTypes.bool,
/**
* A Boolean indicating whether on marker press the map will move to the pressed marker
* Default value is `true`
*
* @platform android
*/
moveOnMarkerPress: PropTypes.bool,
/**
* A Boolean indicating whether the map shows scale information.
* Default value is `false`
*
*/
showsScale: PropTypes.bool,
/**
* A Boolean indicating whether the map displays extruded building information.
* Default value is `true`.
*/
showsBuildings: PropTypes.bool,
/**
* A Boolean value indicating whether the map displays traffic information.
* Default value is `false`.
*/
showsTraffic: PropTypes.bool,
/**
* A Boolean indicating whether indoor maps should be enabled.
* Default value is `false`
*
* @platform android
*/
showsIndoors: PropTypes.bool,
/**
* A Boolean indicating whether indoor level picker should be enabled.
* Default value is `false`
*
* @platform android
*/
showsIndoorLevelPicker: PropTypes.bool,
/**
* The map type to be displayed.
*
* - standard: standard road map (default)
* - satellite: satellite view
* - hybrid: satellite view with roads and points of interest overlayed
* - terrain: topographic view
* - none: no base map
*/
mapType: PropTypes.oneOf(Object.values(MAP_TYPES)),
/**
* The region to be displayed by the map.
*
* The region is defined by the center coordinates and the span of
* coordinates to display.
*/
region: PropTypes.shape({
/**
* Coordinates for the center of the map.
*/
latitude: PropTypes.number.isRequired,
longitude: PropTypes.number.isRequired,
/**
* Difference between the minimun and the maximum latitude/longitude
* to be displayed.
*/
latitudeDelta: PropTypes.number.isRequired,
longitudeDelta: PropTypes.number.isRequired,
}),
/**
* The initial region to be displayed by the map. Use this prop instead of `region`
* only if you don't want to control the viewport of the map besides the initial region.
*
* Changing this prop after the component has mounted will not result in a region change.
*
* This is similar to the `initialValue` prop of a text input.
*/
initialRegion: PropTypes.shape({
/**
* Coordinates for the center of the map.
*/
latitude: PropTypes.number.isRequired,
longitude: PropTypes.number.isRequired,
/**
* Difference between the minimun and the maximum latitude/longitude
* to be displayed.
*/
latitudeDelta: PropTypes.number.isRequired,
longitudeDelta: PropTypes.number.isRequired,
}),
/**
* A Boolean indicating whether to use liteMode for android
* Default value is `false`
*
* @platform android
*/
liteMode: PropTypes.bool,
/**
* (Google Maps only)
*
* Padding that is used by the Google Map View to position
* the camera, legal labels and buttons
*
*/
mapPadding: EdgeInsetsPropType,
/**
* Maximum size of area that can be displayed.
*
* @platform ios
*/
maxDelta: PropTypes.number,
/**
* Minimum size of area that can be displayed.
*
* @platform ios
*/
minDelta: PropTypes.number,
/**
* Insets for the map's legal label, originally at bottom left of the map.
* See `EdgeInsetsPropType.js` for more information.
*/
legalLabelInsets: EdgeInsetsPropType,
/**
* Callback that is called once the map is fully loaded.
*/
onMapReady: PropTypes.func,
/**
* Callback that is called continuously when the user is dragging the map.
*/
onRegionChange: PropTypes.func,
/**
* Callback that is called once, when the user is done moving the map.
*/
onRegionChangeComplete: PropTypes.func,
/**
* Callback that is called when user taps on the map.
*/
onPress: PropTypes.func,
/**
* Callback that is called when user makes a "long press" somewhere on the map.
*/
onLongPress: PropTypes.func,
/**
* Callback that is called when user makes a "drag" somewhere on the map
*/
onPanDrag: PropTypes.func,
/**
* Callback that is called when a marker on the map is tapped by the user.
*/
onMarkerPress: PropTypes.func,
/**
* Callback that is called when a marker on the map becomes selected. This will be called when
* the callout for that marker is about to be shown.
*
* @platform ios
*/
onMarkerSelect: PropTypes.func,
/**
* Callback that is called when a marker on the map becomes deselected. This will be called when
* the callout for that marker is about to be hidden.
*
* @platform ios
*/
onMarkerDeselect: PropTypes.func,
/**
* Callback that is called when a callout is tapped by the user.
*/
onCalloutPress: PropTypes.func,
/**
* Callback that is called when the user initiates a drag on a marker (if it is draggable)
*/
onMarkerDragStart: PropTypes.func,
/**
* Callback called continuously as a marker is dragged
*/
onMarkerDrag: PropTypes.func,
/**
* Callback that is called when a drag on a marker finishes. This is usually the point you
* will want to setState on the marker's coordinate again
*/
onMarkerDragEnd: PropTypes.func,
/**
* Minimum zoom value for the map, must be between 0 and 20
*/
minZoomLevel: PropTypes.number,
/**
* Maximum zoom value for the map, must be between 0 and 20
*/
maxZoomLevel: PropTypes.number,
};
class MapView extends React.Component {
constructor(props) {
super(props);
this.state = {
isReady: Platform.OS === 'ios',
};
this._onMapReady = this._onMapReady.bind(this);
this._onMarkerPress = this._onMarkerPress.bind(this);
this._onChange = this._onChange.bind(this);
this._onLayout = this._onLayout.bind(this);
}
getChildContext() {
return { provider: this.props.provider };
}
componentWillUpdate(nextProps) {
const a = this.__lastRegion;
const b = nextProps.region;
if (!a || !b) return;
if (
a.latitude !== b.latitude ||
a.longitude !== b.longitude ||
a.latitudeDelta !== b.latitudeDelta ||
a.longitudeDelta !== b.longitudeDelta
) {
this.map.setNativeProps({ region: b });
}
}
componentDidMount() {
const { isReady } = this.state;
if (isReady) {
this._updateStyle();
}
}
_updateStyle() {
const { customMapStyle } = this.props;
this.map.setNativeProps({ customMapStyleString: JSON.stringify(customMapStyle) });
}
_onMapReady() {
const { region, initialRegion, onMapReady } = this.props;
if (region) {
this.map.setNativeProps({ region });
} else if (initialRegion) {
this.map.setNativeProps({ initialRegion });
}
this._updateStyle();
this.setState({ isReady: true }, () => {
if (onMapReady) onMapReady();
});
}
_onLayout(e) {
const { layout } = e.nativeEvent;
if (!layout.width || !layout.height) return;
if (this.state.isReady && !this.__layoutCalled) {
const { region, initialRegion } = this.props;
if (region) {
this.__layoutCalled = true;
this.map.setNativeProps({ region });
} else if (initialRegion) {
this.__layoutCalled = true;
this.map.setNativeProps({ initialRegion });
}
}
if (this.props.onLayout) {
this.props.onLayout(e);
}
}
_onMarkerPress(event) {
if (this.props.onMarkerPress) {
this.props.onMarkerPress(event.nativeEvent);
}
}
_onChange(event) {
this.__lastRegion = event.nativeEvent.region;
if (event.nativeEvent.continuous) {
if (this.props.onRegionChange) {
this.props.onRegionChange(event.nativeEvent.region);
}
} else if (this.props.onRegionChangeComplete) {
this.props.onRegionChangeComplete(event.nativeEvent.region);
}
}
animateToRegion(region, duration) {
this._runCommand('animateToRegion', [region, duration || 500]);
}
animateToCoordinate(latLng, duration) {
this._runCommand('animateToCoordinate', [latLng, duration || 500]);
}
animateToBearing(bearing, duration) {
this._runCommand('animateToBearing', [bearing, duration || 500]);
}
animateToViewingAngle(angle, duration) {
this._runCommand('animateToViewingAngle', [angle, duration || 500]);
}
fitToElements(animated) {
this._runCommand('fitToElements', [animated]);
}
fitToSuppliedMarkers(markers, animated) {
this._runCommand('fitToSuppliedMarkers', [markers, animated]);
}
fitToCoordinates(coordinates = [], options = {}) {
const {
edgePadding = { top: 0, right: 0, bottom: 0, left: 0 },
animated = true,
} = options;
this._runCommand('fitToCoordinates', [coordinates, edgePadding, animated]);
}
setMapBoundaries(northEast, southWest) {
this._runCommand('setMapBoundaries', [northEast, southWest]);
}
/**
* Takes a snapshot of the map and saves it to a picture
* file or returns the image as a base64 encoded string.
*
* @param config Configuration options
* @param [config.width] Width of the rendered map-view (when omitted actual view width is used).
* @param [config.height] Height of the rendered map-view (when omitted actual height is used).
* @param [config.region] Region to render (Only supported on iOS).
* @param [config.format] Encoding format ('png', 'jpg') (default: 'png').
* @param [config.quality] Compression quality (only used for jpg) (default: 1.0).
* @param [config.result] Result format ('file', 'base64') (default: 'file').
*
* @return Promise Promise with either the file-uri or base64 encoded string
*/
takeSnapshot(args) {
// For the time being we support the legacy API on iOS.
// This will be removed in a future release and only the
// new Promise style API shall be supported.
if (Platform.OS === 'ios' && (arguments.length === 4)) {
console.warn('Old takeSnapshot API has been deprecated; will be removed in the near future'); //eslint-disable-line
const width = arguments[0]; // eslint-disable-line
const height = arguments[1]; // eslint-disable-line
const region = arguments[2]; // eslint-disable-line
const callback = arguments[3]; // eslint-disable-line
this._runCommand('takeSnapshot', [
width || 0,
height || 0,
region || {},
'png',
1,
'legacy',
callback,
]);
return undefined;
}
// Sanitize inputs
const config = {
width: args.width || 0,
height: args.height || 0,
region: args.region || {},
format: args.format || 'png',
quality: args.quality || 1.0,
result: args.result || 'file',
};
if ((config.format !== 'png') &&
(config.format !== 'jpg')) throw new Error('Invalid format specified');
if ((config.result !== 'file') &&
(config.result !== 'base64')) throw new Error('Invalid result specified');
// Call native function
if (Platform.OS === 'android') {
return NativeModules.AirMapModule.takeSnapshot(this._getHandle(), config);
} else if (Platform.OS === 'ios') {
return new Promise((resolve, reject) => {
this._runCommand('takeSnapshot', [
config.width,
config.height,
config.region,
config.format,
config.quality,
config.result,
(err, snapshot) => {
if (err) {
reject(err);
} else {
resolve(snapshot);
}
},
]);
});
}
return Promise.reject('takeSnapshot not supported on this platform');
}
_uiManagerCommand(name) {
return NativeModules.UIManager[getAirMapName(this.props.provider)].Commands[name];
}
_mapManagerCommand(name) {
return NativeModules[`${getAirMapName(this.props.provider)}Manager`][name];
}
_getHandle() {
return findNodeHandle(this.map);
}
_runCommand(name, args) {
switch (Platform.OS) {
case 'android':
NativeModules.UIManager.dispatchViewManagerCommand(
this._getHandle(),
this._uiManagerCommand(name),
args
);
break;
case 'ios':
this._mapManagerCommand(name)(this._getHandle(), ...args);
break;
default:
break;
}
}
render() {
let props;
if (this.state.isReady) {
props = {
region: null,
initialRegion: null,
onMarkerPress: this._onMarkerPress,
onChange: this._onChange,
onMapReady: this._onMapReady,
onLayout: this._onLayout,
...this.props,
};
if (Platform.OS === 'ios' && props.provider === ProviderConstants.PROVIDER_DEFAULT
&& GOOGLE_MAPS_ONLY_TYPES.includes(props.mapType)) {
props.mapType = MAP_TYPES.standard;
}
props.handlePanDrag = !!props.onPanDrag;
} else {
props = {
style: this.props.style,
region: null,
initialRegion: null,
onMarkerPress: this._onMarkerPress,
onChange: this._onChange,
onMapReady: this._onMapReady,
onLayout: this._onLayout,
};
}
if (Platform.OS === 'android' && this.props.liteMode) {
return (
<AIRMapLite
ref={ref => { this.map = ref; }}
{...props}
/>
);
}
const AIRMap = getAirMapComponent(this.props.provider);
return (
<AIRMap
ref={ref => { this.map = ref; }}
{...props}
/>
);
}
}
MapView.propTypes = propTypes;
MapView.viewConfig = viewConfig;
MapView.childContextTypes = childContextTypes;
MapView.MAP_TYPES = MAP_TYPES;
const nativeComponent = Component => requireNativeComponent(Component, MapView, {
nativeOnly: {
onChange: true,
onMapReady: true,
handlePanDrag: true,
},
});
const airMaps = {
default: nativeComponent('AIRMap'),
};
if (Platform.OS === 'android') {
airMaps.google = airMaps.default;
} else {
airMaps.google = googleMapIsInstalled ? nativeComponent('AIRGoogleMap') :
createNotSupportedComponent('react-native-maps: AirGoogleMaps dir must be added to your xCode project to support GoogleMaps on iOS.'); // eslint-disable-line max-len
}
const getAirMapComponent = provider => airMaps[provider || 'default'];
const AIRMapLite = NativeModules.UIManager.AIRMapLite &&
requireNativeComponent('AIRMapLite', MapView, {
nativeOnly: {
onChange: true,
onMapReady: true,
handlePanDrag: true,
},
});
MapView.Marker = MapMarker;
MapView.Polyline = MapPolyline;
MapView.Polygon = MapPolygon;
MapView.Circle = MapCircle;
MapView.UrlTile = MapUrlTile;
MapView.LocalTile = MapLocalTile;
MapView.Callout = MapCallout;
Object.assign(MapView, ProviderConstants);
MapView.ProviderPropType = PropTypes.oneOf(Object.values(ProviderConstants));
MapView.Animated = Animated.createAnimatedComponent(MapView);
MapView.AnimatedRegion = AnimatedRegion;
module.exports = MapView;