fix: only load sprite file if sprite property in style is available (#…

…19)
watergis · Aug 27, 2023 · 0dfb343 · 0dfb343
1 parent 8141113
commit 0dfb343
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Showing 2 changed files with 16 additions and 9 deletions.
diff --git a/.changeset/grumpy-eggs-greet.md b/.changeset/grumpy-eggs-greet.md
@@ -0,0 +1,5 @@
+---
+"@watergis/maplibre-gl-legend": patch
+---
+
+fix: only load sprite file if sprite property in style is available
diff --git a/packages/maplibre-gl-legend/src/lib/index.ts b/packages/maplibre-gl-legend/src/lib/index.ts
@@ -346,15 +346,17 @@ export class MaplibreLegendControl implements IControl {
 			if (map.loaded()) {
 				const style = map.getStyle();
 				const styleUrl = style.sprite;
-				const promise = Promise.all([
-					this.loadImage(`${styleUrl}@2x.png`),
-					this.loadJson(`${styleUrl}.json`)
-				]);
-				await promise
-					.then(([image, json]) => {
-						this.setSprite(image, json);
-					})
-					.catch((err) => console.error(err));
+				if (styleUrl) {
+					const promise = Promise.all([
+						this.loadImage(`${styleUrl}@2x.png`),
+						this.loadJson(`${styleUrl}.json`)
+					]);
+					await promise
+						.then(([image, json]) => {
+							this.setSprite(image, json);
+						})
+						.catch((err) => console.error(err));
+				}
 				this.updateLegendControl();
 				map.off('idle', afterLoadListener);
 			}