diff --git a/src/app/ui/collection-tools/leftFunctionalDomain.ts b/src/app/ui/collection-tools/leftFunctionalDomain.ts
index dfbdca6..92be8fb 100644
--- a/src/app/ui/collection-tools/leftFunctionalDomain.ts
+++ b/src/app/ui/collection-tools/leftFunctionalDomain.ts
@@ -73,7 +73,18 @@ export class editPlaneFigureComponent implements OnInit {
     this.details = this.data.buildingData.details || ''
     this.imgWidth = this.data.buildingData.imageWidth || 0
     this.imgHeight = this.data.buildingData.imageHeight || 0
-    this.imgScale = Number((this.imgWidth/this.imgHeight))
+    if (this.imgWidth==0 && this.imgHeight==0 && this.data.buildingData.imageUrl) {
+      let that = this
+      let img = new Image()
+      img.src = this.data.buildingData.imageUrl
+      img.onload = function () {
+        that.imgWidth = img.width
+        that.imgHeight = img.height
+        that.imgScale = Number((that.imgWidth/that.imgHeight))
+      }
+    } else {
+      this.imgScale = Number((this.imgWidth/this.imgHeight))
+    }
 
     this.eventManager.addGlobalEventListener('window', 'keydown', (event: any) => {
       if (event.keyCode === 13) {