add Nominatim_Config.Map_Default_Bounds config value

- use fitBounds(Map_Default_Bounds) if this config value exists
- center and zoom is not always provided from data
- getting a bounding box might be easier in some use cases

diff --git a/dist/config.defaults.js b/dist/config.defaults.js
index fa0556c9876d4439a1b71c0ceff150ff38b9f0bb..27d98a8021abca176a8f952bdce698921bdeef25 100644 (file)
--- a/dist/config.defaults.js
+++ b/dist/config.defaults.js
@@ -33,6 +33,7 @@ let Nominatim_Config = {
   Map_Default_Lat: 20.0,
   Map_Default_Lon: 0.0,
   Map_Default_Zoom: 2,
+  Map_Default_Bounds: null,
 
   // For what {x}, {y} etc stand for see
   // https://leafletjs.com/reference-1.9.1.html#tilelayer

diff --git a/src/components/Map.svelte b/src/components/Map.svelte
index 54268647af9ff2ae297922e2fdebdaff3768dbe0..1ef199ce63a12698caed90ef71a3935c9726f50e 100644 (file)
--- a/src/components/Map.svelte
+++ b/src/components/Map.svelte
@@ -28,6 +28,9 @@
       ],
       zoom: Nominatim_Config.Map_Default_Zoom
     });
+    if (typeof Nominatim_Config.Map_Default_Bounds !== 'undefined' && Nominatim_Config.Map_Default_Bounds) {
+      map.fitBounds(Nominatim_Config.Map_Default_Bounds);
+    }
 
     if (attribution && attribution.length) {
       L.control.attribution({ prefix: '<a href="https://leafletjs.com/">Leaflet</a>' }).addTo(map);