From 07190958a5f841b00b22af0762b4bf25e84bf4c6 Mon Sep 17 00:00:00 2001
From: Bryan Housel <bryan@mapbox.com>
Date: Tue, 27 Jun 2017 14:09:19 -0400
Subject: [PATCH] Force redraw of measurement box when switching between
 imperial/metric

---
 modules/ui/info/measurement.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/ui/info/measurement.js b/modules/ui/info/measurement.js
index de033e678..7898ffb11 100644
--- a/modules/ui/info/measurement.js
+++ b/modules/ui/info/measurement.js
@@ -192,6 +192,7 @@ export function uiInfoMeasurement(context) {
                 .on('click', function() {
                     d3.event.preventDefault();
                     isImperial = !isImperial;
+                    lastLength = null;   // force redraw
                     selection.call(redraw);
                 });