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index.html
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<!DOCTYPE html>
<html>
<head>
<title>Table 17's Run Finder</title>
<meta name="viewport" content="initial-scale=1.0, user-scalable=no">
<meta charset="utf-8">
<style>
/* Always set the map height explicitly to define the size of the div
* element that contains the map. */
#map {
height: 100%;
}
/* Optional: Makes the sample page fill the window. */
html, body {
height: 100%;
margin: 0;
padding: 0;
}
#description {
font-family: Roboto;
font-size: 15px;
font-weight: 300;
}
#infowindow-content .title {
font-weight: bold;
}
#infowindow-content {
display: none;
}
#map #infowindow-content {
display: inline;
}
.pac-card {
margin: 10px 10px 0 0;
border-radius: 2px 0 0 2px;
box-sizing: border-box;
-moz-box-sizing: border-box;
outline: none;
box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
background-color: #fff;
font-family: Roboto;
}
#pac-container {
padding-bottom: 12px;
margin-right: 12px;
}
.pac-controls {
display: inline-block;
padding: 5px 11px;
}
.pac-controls label {
font-family: Roboto;
font-size: 13px;
font-weight: 300;
}
#pac-container input {
background-color: #fff;
font-family: Roboto;
font-size: 15px;
font-weight: 300;
margin-left: 12px;
padding: 0 11px 0 13px;
text-overflow: ellipsis;
width: 400px;
}
#pac-container input:focus {
border-color: #4d90fe;
}
#title {
color: #fff;
background-color: #4d90fe;
font-size: 25px;
font-weight: 500;
padding: 6px 12px;
margin-bottom: 13px;
}
#results p {
margin: 0 13px;
font-size: 14px;
width: 400px;
}
#meb {
bottom: 30px;
left: 5px;
position: absolute;
z-index: 9000;
width: 300px;
}
</style>
</head>
<body>
<div id="meb">
<img src="meb.jpg" width="300">
</div>
<div class="pac-card" id="pac-card">
<div>
<div id="title">
Run finder
</div>
</div>
<div id="pac-container">
<p>Run distance (miles):</p>
<input id="distance" type="text">
<p>Address:</p>
<input id="pac-input" type="text"
placeholder="Enter a location">
<p style="margin-left: 13px;"><button title="Find route" id="routeButton">Find route</button></p>
<div id="results"></div>
</div>
</div>
<div id="map"></div>
<div id="infowindow-content">
<img src="" width="16" height="16" id="place-icon">
<span id="place-name" class="title"></span><br>
<span id="place-address"></span>
</div>
<script>
function bestCoords(targetDistance, origin, testCoords, fn) {
//var destinationB = {lat: 50.087, lng: 14.421};
targetDistance = targetDistance / 2.0;
var targetDistanceInMeters = targetDistance * 1609.344;
var service = new google.maps.DistanceMatrixService;
service.getDistanceMatrix({
origins: [origin],
destinations: testCoords,
travelMode: 'WALKING',
unitSystem: google.maps.UnitSystem.IMPERIAL
}, callback);
function displayResults(bestDistance, bestAddie) {
bestDistanceTotal = bestDistance / 1609.344 * 2.0;
bestAddie = bestAddie.substring(0, bestAddie.indexOf(','));
document.getElementById("results").innerHTML = '<p>If you run to <b>' + bestAddie + '</b> and back, you will cover <b>' + bestDistanceTotal + '</b> miles!</p>';
}
function callback(response, status) {
if (status !== 'OK') {
alert('Error was: ' + status);
} else {
var i;
var diff;
var minDiff = Math.abs(targetDistanceInMeters - response.rows[0].elements[0].distance.value);
var closestMatch = 0;
for (i = 0; i < response.rows[0].elements.length; i++) {
if (response.rows[0].elements[i].status == 'OK') {
diff = Math.abs(targetDistanceInMeters - response.rows[0].elements[i].distance.value);
if (diff < minDiff) {
minDiff = diff;
closestMatch = i;
}
}
}
console.log(closestMatch);
console.log(response);
var bestDistance = response.rows[0].elements[closestMatch].distance.value;
var bestAddie = response.destinationAddresses[closestMatch];
displayResults(bestDistance, bestAddie);
//fn(response.destinationAddresses[closestMatch]);
fn(closestMatch);
}
}
}
function generateTestCoords(origin, targetDistance)
{
var J = 25;
var heading = 0;
var testCoords = [];
var k;
for (k = 0; k < J; k++) {
testCoords[k] = google.maps.geometry.spherical.computeOffset(origin, targetDistance * 1609.344 / 2.0, heading);
heading += (360 / J);
}
return testCoords;
}
// This example requires the Places library. Include the libraries=places
// parameter when you first load the API. For example:
// <script src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&libraries=places">
function initMap() {
var map = new google.maps.Map(document.getElementById('map'), {
center: {lat: 34.068921, lng: -118.445184},
zoom: 13
});
var card = document.getElementById('pac-card');
var input = document.getElementById('pac-input');
var types = document.getElementById('type-selector');
var strictBounds = document.getElementById('strict-bounds-selector');
map.controls[google.maps.ControlPosition.TOP_RIGHT].push(card);
var autocomplete = new google.maps.places.Autocomplete(input);
// Bind the map's bounds (viewport) property to the autocomplete object,
// so that the autocomplete requests use the current map bounds for the
// bounds option in the request.
autocomplete.bindTo('bounds', map);
var infowindow = new google.maps.InfoWindow();
var infowindowContent = document.getElementById('infowindow-content');
infowindow.setContent(infowindowContent);
var marker = new google.maps.Marker({
map: map,
anchorPoint: new google.maps.Point(0, -29)
});
autocomplete.addListener('place_changed', function() {
infowindow.close();
marker.setVisible(false);
var place = autocomplete.getPlace();
if (!place.geometry) {
// User entered the name of a Place that was not suggested and
// pressed the Enter key, or the Place Details request failed.
window.alert("No details available for input: '" + place.name + "'");
return;
}
// If the place has a geometry, then present it on a map.
if (place.geometry.viewport) {
map.fitBounds(place.geometry.viewport);
} else {
map.setCenter(place.geometry.location);
map.setZoom(17); // Why 17? Because it looks good.
}
marker.setPosition(place.geometry.location);
marker.setVisible(true);
var address = '';
if (place.address_components) {
address = [
(place.address_components[0] && place.address_components[0].short_name || ''),
(place.address_components[1] && place.address_components[1].short_name || ''),
(place.address_components[2] && place.address_components[2].short_name || '')
].join(' ');
}
infowindowContent.children['place-icon'].src = place.icon;
infowindowContent.children['place-name'].textContent = place.name;
infowindowContent.children['place-address'].textContent = address;
infowindow.open(map, marker);
});
google.maps.event.addListener(map, 'click', function(event) {
infowindow.close();
marker.setVisible(false);
console.log(event.latLng);
marker.setPosition(event.latLng);
marker.setVisible(true);
var geocode = new google.maps.Geocoder().geocode({
location: event.latLng
}, function(response, status) {
if (status=='OK'&&response.length>0) {
console.log(response[0]);
document.getElementById('pac-input').value = response[0].formatted_address;
}
});
});
var directionsService = new google.maps.DirectionsService;
var directionsDisplay = new google.maps.DirectionsRenderer;
directionsDisplay.setMap(map);
document.getElementById('routeButton').addEventListener('click', function() {
var targetDistance = document.getElementById('distance').value; // 4 miles roundtrip
//var origin = {lat: 34.074111, lng: -118.450001};
var geocode = new google.maps.Geocoder().geocode({
address: document.getElementById('pac-input').value
}, function(response) {
var origin = response[0].geometry.location;
console.log(origin);
//var testCoords = ['10861 Weyburn Ave, Los Angeles, CA', '225 Charles E Young Dr E, Los Angeles, CA', '1200 Getty Center Dr, Los Angeles, CA'];
var testCoords = generateTestCoords(origin, targetDistance);
bestCoords(targetDistance, origin, testCoords, function(closestMatch) {
console.log(closestMatch);
displayDirections(origin, testCoords[closestMatch]);
});
//var offset = google.maps.geometry.spherical.computeOffset(origin, 2000, 0);
//console.log(offset);
function displayDirections(origin, address) {
console.log("HI" + origin);
console.log("HI" + address);
infowindow.close();
marker.setVisible(false);
directionsService.route({
origin: origin,
destination: address,
travelMode: 'WALKING'
}, function(response, status) {
if (status === 'OK') {
directionsDisplay.setDirections(response);
} else {
window.alert('Directions request failed due to ' + status);
}
});
}
});
});
}
</script>
<script async defer
src="https://maps.googleapis.com/maps/api/js?key=AIzaSyByoS05nipwhqvtVKwNP1pl10dMyEpQPV0&libraries=geometry,places&callback=initMap">
</script>
</body>
</html>