From 10f6915348c5773eff87b3c9b62c25e8f81472d5 Mon Sep 17 00:00:00 2001
From: Martin Boonk <martin@boonk.info>
Date: Sat, 6 Apr 2024 22:10:11 +0200
Subject: [PATCH] messagesoverlay - Only check version once

---
 apps/messagesoverlay/lib.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/apps/messagesoverlay/lib.js b/apps/messagesoverlay/lib.js
index 166ec4853..bc86ee77d 100644
--- a/apps/messagesoverlay/lib.js
+++ b/apps/messagesoverlay/lib.js
@@ -18,6 +18,8 @@ const isNewer = function(espruinoVersion, baseVersion){
     s.patch > b.patch;
 };
 
+let needsWorkaround;
+
 let settings = Object.assign(
   require('Storage').readJSON("messagesoverlay.default.json", true) || {},
   require('Storage').readJSON("messagesoverlay.json", true) || {}
@@ -315,10 +317,10 @@ const drawMessage = function(ovr, msg) {
   const getStringHeight = function(str){
     "jit";
     const metrics = ovr.stringMetrics(str);
-    if (isNewer("2v21.13", process.version)){
-      if (metrics.maxImageHeight > 16)
-        metrics.maxImageHeight = metrics.height;
-    }
+    if (needsWorkaround === undefined)
+      needsWorkaround = isNewer("2v21.13", process.version);
+    if (needsWorkaround && metrics.maxImageHeight > 16)
+      metrics.maxImageHeight = metrics.height;
     return Math.max(metrics.height, metrics.maxImageHeight);
   };