Move map code into dedicated JS file

This commit is contained in:
Edward Betts 2024-01-14 12:01:33 +00:00
parent fab478dc61
commit bd61b1bccd
3 changed files with 62 additions and 89 deletions

53
static/js/map.js Normal file
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@ -0,0 +1,53 @@
function emoji_icon(emoji) {
return L.divIcon({
className: 'custom-div-icon',
html: "<div style='font-size: 24px;'>🚉</div>",
iconSize: [30, 42],
});
}
var stationIcon = emoji_icon("🚉");
var airportIcon = emoji_icon("✈️<");
function build_map(map_id, coordinates, routes) {
// Initialize the map
var map = L.map(map_id).fitBounds(coordinates.map(function(station) {
return [station.latitude, station.longitude];
}));
// Set up the tile layer
L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
}).addTo(map);
// Add markers with appropriate icons to the map
coordinates.forEach(function(item) {
var icon = item.type === "station" ? stationIcon : airportIcon;
var marker = L.marker([item.latitude, item.longitude], { icon: icon }).addTo(map);
marker.bindPopup(item.name);
});
// Draw routes
routes.forEach(function(route) {
if (route.geojson) {
// If route is defined as GeoJSON
L.geoJSON(JSON.parse(route.geojson), {
style: function(feature) {
return {color: route.type === "train" ? "blue" : "blue"}; // Green for trains, blue for flights
}
}).addTo(map);
} else if (route.type === "flight") {
var flightPath = new L.Geodesic([[route.from, route.to]], {
weight: 3,
opacity: 0.5,
color: 'red'
}).addTo(map);
} else {
// If route is defined by 'from' and 'to' coordinates
var color = route.type === "train" ? "blue" : "red"; // Green for trains, red for flights
L.polyline([route.from, route.to], {color: color}).addTo(map);
}
});
return map;
}

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@ -106,54 +106,14 @@
integrity="sha256-20nQCchB9co0qIjJZRGuk2/Z9VM+kNiyxNV1lvTlZBo="
crossorigin=""></script>
<script src="https://cdn.jsdelivr.net/npm/leaflet.geodesic"></script>
<script src="{{ url_for("static", filename="js/map.js") }}"></script>
<script>
var future_coordinates = {{ future_coordinates | tojson }};
var future_routes = {{ future_routes | tojson }};
// Initialize the map
var map = L.map('map').fitBounds(future_coordinates.map(function(station) {
return [station.latitude, station.longitude];
}));
// Set up the tile layer
L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
}).addTo(map);
var stationIcon = L.divIcon({
className: 'custom-div-icon',
html: "<div style='font-size: 24px;'>🚉</div>",
iconSize: [30, 42],
});
var airportIcon = L.divIcon({
className: 'custom-div-icon',
html: "<div style='font-size: 24px;'>✈️</div>",
iconSize: [30, 42],
});
// Add markers with appropriate icons to the map
future_coordinates.forEach(function(item) {
var icon = item.type === "station" ? stationIcon : airportIcon;
var marker = L.marker([item.latitude, item.longitude], { icon: icon }).addTo(map);
marker.bindPopup(item.name);
});
// Draw routes
future_routes.forEach(function(route) {
if (route.geojson) {
// If route is defined as GeoJSON
L.geoJSON(JSON.parse(route.geojson), {
style: function(feature) {
return {color: route.type === "train" ? "blue" : "blue"}; // Green for trains, blue for flights
}
}).addTo(map);
} else {
// If route is defined by 'from' and 'to' coordinates
var color = route.type === "train" ? "blue" : "red"; // Green for trains, red for flights
L.polyline([route.from, route.to], {color: color}).addTo(map);
}
});
build_map("map", future_coordinates, future_routes);
</script>
{% endblock %}

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@ -42,7 +42,7 @@
}
#map {
height: 100vh;
height: 80vh;
}
</style>
@ -91,54 +91,14 @@
integrity="sha256-20nQCchB9co0qIjJZRGuk2/Z9VM+kNiyxNV1lvTlZBo="
crossorigin=""></script>
<script src="https://cdn.jsdelivr.net/npm/leaflet.geodesic"></script>
<script src="{{ url_for("static", filename="js/map.js") }}"></script>
<script>
var coordinates = {{ coordinates | tojson }};
var routes = {{ routes | tojson }};
// Initialize the map
var map = L.map('map').fitBounds(coordinates.map(function(station) {
return [station.latitude, station.longitude];
}));
// Set up the tile layer
L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors'
}).addTo(map);
var stationIcon = L.divIcon({
className: 'custom-div-icon',
html: "<div style='font-size: 24px;'>🚉</div>",
iconSize: [30, 42],
});
var airportIcon = L.divIcon({
className: 'custom-div-icon',
html: "<div style='font-size: 24px;'>✈️</div>",
iconSize: [30, 42],
});
// Add markers with appropriate icons to the map
coordinates.forEach(function(item) {
var icon = item.type === "station" ? stationIcon : airportIcon;
var marker = L.marker([item.latitude, item.longitude], { icon: icon }).addTo(map);
marker.bindPopup(item.name);
});
// Draw routes
routes.forEach(function(route) {
if (route.geojson) {
// If route is defined as GeoJSON
L.geoJSON(JSON.parse(route.geojson), {
style: function(feature) {
return {color: route.type === "train" ? "blue" : "blue"}; // Green for trains, blue for flights
}
}).addTo(map);
} else {
// If route is defined by 'from' and 'to' coordinates
var color = route.type === "train" ? "blue" : "red"; // Green for trains, red for flights
L.polyline([route.from, route.to], {color: color}).addTo(map);
}
});
build_map("map", coordinates, routes);
</script>
{% endif %}