add min_zoom and max_zoom to tilejson

maplibre · Dec 13, 2024 · e0fd84b · e0fd84b
1 parent 4cd9fe7
commit e0fd84b
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Showing 4 changed files with 16 additions and 6 deletions.
diff --git a/martin/src/cog/mod.rs b/martin/src/cog/mod.rs
@@ -215,9 +215,9 @@ impl ConfigExtras for CogConfig {
 
 impl SourceConfigExtras for CogConfig {
     async fn new_sources(&self, id: String, path: PathBuf) -> FileResult<Box<dyn Source>> {
-        let tilejson = get_tilejson();
         let tileinfo = TileInfo::new(Format::Png, martin_tile_utils::Encoding::Uncompressed);
         let meta = get_meta(&path)?;
+        let tilejson = get_tilejson(meta.min_zoom, meta.max_zoom);
         Ok(Box::new(CogSource {
             id,
             path,
@@ -238,8 +238,12 @@ impl SourceConfigExtras for CogConfig {
 }
 
 //todo add more to tileJson
-fn get_tilejson() -> TileJSON {
-    tilejson! {tiles: vec![] }
+fn get_tilejson(min_zoom: u8, max_zoom: u8) -> TileJSON {
+    tilejson! {
+        tiles: vec![],
+        minzoom: min_zoom,
+        maxzoom: max_zoom
+    }
 }
 
 fn get_meta(path: &PathBuf) -> Result<Meta, FileError> {

diff --git a/tests/expected/auto/rgb_u8.json b/tests/expected/auto/rgb_u8.json
@@ -2,5 +2,7 @@
   "tilejson": "3.0.0",
   "tiles": [
     "http://localhost:3111/rgb_u8/{z}/{x}/{y}"
-  ]
+  ],
+  "maxzoom": 3,
+  "minzoom": 0
 }
diff --git a/tests/expected/auto/rgba_u8.json b/tests/expected/auto/rgba_u8.json
@@ -2,5 +2,7 @@
   "tilejson": "3.0.0",
   "tiles": [
     "http://localhost:3111/rgba_u8/{z}/{x}/{y}"
-  ]
+  ],
+  "maxzoom": 3,
+  "minzoom": 0
 }
diff --git a/tests/expected/auto/rgba_u8_nodata.json b/tests/expected/auto/rgba_u8_nodata.json
@@ -2,5 +2,7 @@
   "tilejson": "3.0.0",
   "tiles": [
     "http://localhost:3111/rgba_u8_nodata/{z}/{x}/{y}"
-  ]
+  ],
+  "maxzoom": 2,
+  "minzoom": 0
 }