split maps into multiple components, render sighting markers in real time, pull sighting info into marker info boxes

This commit is contained in:
Al Duncanson
2018-10-04 17:19:27 -04:00
parent 9dc5c4d69c
commit 7dd828a38c
8 changed files with 225 additions and 8 deletions

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@@ -1,152 +0,0 @@
import React, { Component, Fragment } from 'react';
import { Map, InfoWindow, Marker, GoogleApiWrapper } from 'google-maps-react';
import Typography from '@material-ui/core/Typography';
// Google Maps API Key
const API_KEY = 'AIzaSyAZ_0J01bA6wCbIPK4UBq2RUBC-hIqG4mM';
// Map container styles
const mapStyles = {
width: '100%',
height: '100%'
}
export class MapContainer extends Component {
// Get the user's location using Google's geolocation
getLocation = () => {
if (navigator.geolocation) {
navigator.geolocation.getCurrentPosition((position) => {
this.setState({
myLatLng: {
lat: position.coords.latitude,
lng: position.coords.longitude
}
}
);
})
} else {
// If browser doesn't support geolocation or if user does not allow it,
// center map on Grand Rapids, Michigan
this.setState({
myLatLng: {
lat: 42.9634,
lng: 85.6681
}
}
);
}
}
// When the component has mounted to the DOM, get the user's location
componentDidMount() {
this.getLocation();
}
// When the user clicks on a marker, pass the props related to that marker
// and show the related info window
onMarkerClick = (props, marker) => {
this.setState({
selectedPlace: props,
activeMarker: marker,
showingInfoWindow: true
});
}
// When the user clicks on the map, if a info window is visible then close it
// and 'unactive' that marker
onMapClick = (props, map, e) => {
if (this.state.showingInfoWindow) {
this.setState({
showingInfoWindow: false,
activeMarker: null
});
}
this.setState({
markerLatLng: {
lat: e.latLng.lat(),
lng: e.latLng.lng()
}
})
let lat = e.latLng.lat();
let lng = e.latLng.lng();
if (this.props.onClick) {
this.props.onClick(lat,lng);
}
}
// Set the state of the component to contain user coordinates and initial
// marker and info window information
state = {
myLatLng: {
lat: 42.9634,
lng: 85.6681
},
markerLatLng: {
lat: 0,
lng: 0
},
showingInfoWindow: false,
activeMarker: {},
selectedPlace: {}
}
render() {
// TODO: This line is used by the custom marker icon
//const { google } = this.props;
return (
// Render the Google Map, Marker, and InfoWindow components
<div className = "google-map-container">
<Map
style = { mapStyles }
google = { this.props.google }
initialCenter = { this.state.myLatLng }
center = { this.state.myLatLng }
defaultZoom = { 15 }
onClick = { this.onMapClick } >
<Marker
position = { this.state.markerLatLng }
/>
<Marker
position = { this.state.myLatLng }
onClick = { this.onMarkerClick }
title = { 'You are here' }
name = { '' }
// FIXME: fix custom icon
// icon={{
// url: "../images/marten-icon.png",
// anchor: new google.maps.Point(32,32),
// scaledSize: new google.maps.Size(64,64)
// }}
/>
<InfoWindow
marker = { this.state.activeMarker }
visible = { this.state.showingInfoWindow } >
<Fragment>
<Typography variant = "display1" gutterBottom>
{ this.state.selectedPlace.title }
</Typography>
<Typography variant = "subheading" gutterBottom>
{ this.state.selectedPlace.name }
</Typography>
</Fragment>
</InfoWindow>
</Map>
</div>
);
}
}
// Send the Google Map API Key with the MapContainer component
export default GoogleApiWrapper({
apiKey: (API_KEY)
})(MapContainer)

14
src/pages/ViewMap.js Normal file
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import React, { Component } from 'react';
import GoogleMap from '../components/SightingMap';
class Sighting extends Component {
render() {
return (
<div className='sighting-map'>
<GoogleMap/>
</div>
);
}
}
export default Sighting;