leaflet_svelte/src/routes/leaflet.svelte
2025-04-05 01:23:03 +08:00

120 lines
3.2 KiB
Svelte

<script>
import { onMount } from 'svelte';
import * as L from 'leaflet';
import 'leaflet/dist/leaflet.css';
/**
* @type {{ removeLayer: (arg0: any) => void; setView: (arg0: number[], arg1: any) => void; getZoom: () => any; on: (arg0: string, arg1: (e: any) => void) => void; }}
*/
let map;
let mouseLat = 0;
let mouseLng = 0;
/**
* @type {null}
*/
let marker = null;
let startPoint = 'Custom';
let startHeight = 0;
let startTime = '13:13';
let startDate = new Date(2025, 2, 24);
let ascentRate = 5;
let burstAltitude = 30000;
let flightProfile = 'Normal';
let descentRate = 5;
let forecastMode = 'Single';
let inputLat = '56.3576';
let inputLng = '39.8666';
let showBurstCalculator = false;
let payloadMass = 1500;
let balloonMass = 1000;
let desiredBurstAltitude = 33000;
let desiredAscentRate = 2.33;
let burstAltitudeResult = 33000;
let timeToBurst = 236;
let initialVolume = 2.66;
let ascentRateResult = 2.33;
let liftForce = 1733;
let volumeLiters = 2662;
let volumeCubicFeet = 94.0;
const toggleBurstCalculator = () => {
showBurstCalculator = !showBurstCalculator;
};
const calculateBurst = () => {
// In a real app, you would implement actual calculations here
// These are just placeholder values matching your image
burstAltitudeResult = desiredBurstAltitude;
timeToBurst = 236;
initialVolume = 2.66;
ascentRateResult = desiredAscentRate;
liftForce = 1733;
volumeLiters = 2662;
volumeCubicFeet = 94.0;
};
const updateMapPosition = () => {
const lat = parseFloat(inputLat);
const lng = parseFloat(inputLng);
if (isNaN(lat)) {
alert("Please enter a valid latitude");
return;
}
if (isNaN(lng)) {
alert("Please enter a valid longitude");
return;
}
if (lat < -90 || lat > 90) {
alert("Latitude must be between -90 and 90");
return;
}
if (lng < -180 || lng > 180) {
alert("Longitude must be between -180 and 180");
return;
}
// Remove existing marker if it exists
if (marker) {
map.removeLayer(marker);
}
// Create new marker
marker = L.marker([lat, lng]).addTo(map)
.bindPopup("Launch Point");
// Center map on new coordinates
map.setView([lat, lng], map.getZoom());
};
onMount(() => {
map = L.map('map').setView([51.505, -0.09], 13);
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);
map.on('mousemove', (e) => {
mouseLat = e.latlng.lat.toFixed(6);
mouseLng = e.latlng.lng.toFixed(6);
});
marker = L.marker([56.3576, 39.8666]).addTo(map)
.bindPopup(() => {
return `
<b>Launch Point</b><br>, Lat: ${marker.getLatLng().lat.toFixed(6)}<br>, Long: ${marker.getLatLng().lng.toFixed(6)}<br>
`;
});
});
</script>
<div class="container-fluid position-relative h-100">
<div id="map" class="w-100 h-100 position-absolute"></div>
<div class="position-absolute top-0 end-0 bg-light p-2 rounded shadow-sm">
Lat: {mouseLat}, Long: {mouseLng}
</div>
</div>