gpx.studio/website/src/lib/components/gpx-layer/GPXLayers.svelte
2024-05-24 20:23:49 +02:00

32 lines
831 B
Svelte

<script lang="ts">
import { map, gpxLayers } from '$lib/stores';
import { GPXLayer } from './GPXLayer';
import { get } from 'svelte/store';
import WaypointPopup from './WaypointPopup.svelte';
import { fileObservers } from '$lib/db';
import { DistanceMarkers } from './DistanceMarkers';
let distanceMarkers: DistanceMarkers;
$: if ($map && $fileObservers) {
// remove layers for deleted files
gpxLayers.forEach((layer, fileId) => {
if (!$fileObservers.has(fileId)) {
layer.remove();
gpxLayers.delete(fileId);
}
});
// add layers for new files
$fileObservers.forEach((file, fileId) => {
if (!gpxLayers.has(fileId)) {
gpxLayers.set(fileId, new GPXLayer(get(map), fileId, file));
}
});
}
$: if ($map) {
distanceMarkers = new DistanceMarkers(get(map));
}
</script>
<WaypointPopup />