From 246696379c539feda5975745262c17ab57f42522 Mon Sep 17 00:00:00 2001
From: Justin Parker <justparking@users.noreply.github.com>
Date: Mon, 4 Jul 2022 16:22:54 +1000
Subject: [PATCH] #219 bugfix: meter should not initialise at 100%

---
 nodel-webui-js/src/nodel.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/nodel-webui-js/src/nodel.js b/nodel-webui-js/src/nodel.js
index d0d2feb3..9daf87ac 100644
--- a/nodel-webui-js/src/nodel.js
+++ b/nodel-webui-js/src/nodel.js
@@ -259,6 +259,11 @@ var updatemeter = function(el, val) {
   var pxheight = $(el).data('pxheight');
   if(!pxheight) {
     var pxheight = $(el).find('.bar').height() / 100;
+    if (pxheight === 0) {
+      // The parent or this may be invisible.
+      // https://stackoverflow.com/questions/9292529/jquery-height-returns-0-on-a-visible-div-why
+      return;
+    }
     $(el).data('pxheight', pxheight);
   }
   var width = $(el).data('width');