relikd/django-map-location
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feat: display field

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relikd
2024-07-03 00:23:29 +02:00
parent cf9bd5bdf6
commit 427bdca611
2 changed files with 13 additions and 0 deletions
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12
map_location/static/map-location.js
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@@ -2,6 +2,7 @@ function MapLocationInit(mapId, options = {}) {
const valField = document.getElementById(mapId + '_value');
const theMap = document.getElementById(mapId + '_map');
const btnAction = document.getElementById(mapId + '_btn');
const display = document.getElementById(mapId + '_disp');
function isZero(latlng) {
return latlng.lat === 0 && latlng.lng === 0;
@@ -32,6 +33,7 @@ function MapLocationInit(mapId, options = {}) {
const marker = L.marker(loadPos(), { draggable: true });
marker.on('move', function (e) {
valField.value = asString(e.latlng);
updatePrint();
});
map.on('click', function (e) {
if (isZero(marker.getLatLng())) {
@@ -53,7 +55,17 @@ function MapLocationInit(mapId, options = {}) {
btnAction.innerText = initial ? 'Set center' : 'Reset';
}
function updatePrint() {
const prefix = valField.value
? ('pin: ' + valField.value)
: ('center: ' + asString(map.getCenter()));
display.innerText = prefix + ' zoom: ' + map.getZoom();
}
map.on('zoomend', updatePrint);
map.on('move', updatePrint);
setMapState(isZero(marker.getLatLng()));
updatePrint();
if (valField.value) {
map.setView(valField.value.split(','), options.markerZoom || 18);