go back if no mpp

camicroscope · Sep 14, 2023 · 02853c5 · 02853c5
1 parent 119b324
commit 02853c5
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/apps/labeling/pitfalls.js b/apps/labeling/pitfalls.js
@@ -1379,6 +1379,10 @@ function addAnnot(e) {
     if ($CAMIC.slideData.mpp){
       halfWidth = Math.floor(250/$CAMIC.slideData.mpp);
       halfHeight = Math.floor(250/$CAMIC.slideData.mpp);
+    } else {
+      // alert and return
+      alert("This image doesn't have the microns per pixel (mpp) defined. Please resolve this issue before working with this image.");
+      window.location = `./pitfallsTable.html?collectionId=${$D.params.collectionId}`;
     }
     let ctr = $CAMIC.viewer.viewport.viewportToImageCoordinates($CAMIC.viewer.viewport.pointFromPixel(e.position, true));
     let xCtr = Math.round(ctr.x);