Fix for zoom offset on SVG elements

src/placementcalculator.js

@@ -217,10 +217,10 @@ function PlacementCalculator() {
 			}
 		}
 
-		return {
+		return compensateForZoomBug({
 			top: coords.y + session.scrollTop,
 			left: coords.x + session.scrollLeft
-		};
+		});
 	}
 
 	// expose methods

src/utility.js

@@ -236,13 +236,20 @@ function activateChromeZoomedOffsetPatch() {
  * @return {Offsets} The top, left offsets relative to the document.
  */
 function getCompensatedOffset(element) {
+	return compensateForZoomBug(element.offset());
+}
+
+/**
+ * Compensate for the Chrome measurement bug when zoomed.
+ * @param {object} coords Coordinates to compensate for if zoomed on chrome
+ * @return {Offsets} The top, left offsets relative to the document.
+ */
+function compensateForZoomBug(coords) {
 	if (session.chromePatchRefElement) {
-		var offset = element.offset();
 		var r = session.chromePatchRefElement.offset();
-		return {
-			left: offset.left - r.left,
-			top: offset.top - r.top
-		};
+		coords.top -= r.top;
+		coords.left -= r.left;
+		return coords;
 	}
-	return element.offset();
+	return coords;
 }