LayerServer: first version which can use a local MVT-server

src/Logic/FeatureSource/TiledFeatureSource/DynamicMvtTileSource.ts

@@ -0,0 +1,39 @@
+import { Store } from "../../UIEventSource"
+import DynamicTileSource from "./DynamicTileSource"
+import { Utils } from "../../../Utils"
+import { BBox } from "../../BBox"
+import LayerConfig from "../../../Models/ThemeConfig/LayerConfig"
+import MvtSource from "../Sources/MvtSource"
+import { Tiles } from "../../../Models/TileRange"
+import Constants from "../../../Models/Constants"
+
+export default class DynamicMvtileSource extends DynamicTileSource {
+
+    constructor(
+        layer: LayerConfig,
+        mapProperties: {
+            zoom: Store<number>
+            bounds: Store<BBox>
+        },
+        options?: {
+            isActive?: Store<boolean>
+        },
+    ) {
+        super(
+            mapProperties.zoom,
+            layer.minzoom,
+            (zxy) => {
+                const [z, x, y] = Tiles.tile_from_index(zxy)
+                const url = Utils.SubstituteKeys(Constants.VectorTileServer,
+                    {
+                        z, x, y, layer: layer.id,
+                    })
+                return new MvtSource(url, x, y, z)
+            },
+            mapProperties,
+            {
+                isActive: options?.isActive,
+            },
+        )
+    }
+}