From abcc049a35ecfb669040f591e118673d40919f7d Mon Sep 17 00:00:00 2001
From: Grant Kamin <grant.kamin@garmin.com>
Date: Mon, 11 May 2020 07:55:09 -0500
Subject: [PATCH] Fix AxisBase Formatter Getter (Fixes #4365)

Fixes issue where if you overrode the
formatter it didn't matter because a new one would
just replace it.
---
 Source/Charts/Components/AxisBase.swift | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/Source/Charts/Components/AxisBase.swift b/Source/Charts/Components/AxisBase.swift
index d5b653943e..0b59628d4f 100644
--- a/Source/Charts/Components/AxisBase.swift
+++ b/Source/Charts/Components/AxisBase.swift
@@ -166,14 +166,17 @@ open class AxisBase: ComponentBase
     {
         get
         {
-            if _axisValueFormatter == nil ||
-                (_axisValueFormatter is DefaultAxisValueFormatter &&
-                    (_axisValueFormatter as! DefaultAxisValueFormatter).hasAutoDecimals &&
-                    (_axisValueFormatter as! DefaultAxisValueFormatter).decimals != decimals)
+            if _axisValueFormatter == nil
             {
                 _axisValueFormatter = DefaultAxisValueFormatter(decimals: decimals)
             }
-            
+            else if _axisValueFormatter is DefaultAxisValueFormatter &&
+            (_axisValueFormatter as! DefaultAxisValueFormatter).hasAutoDecimals &&
+                (_axisValueFormatter as! DefaultAxisValueFormatter).decimals != decimals
+            {
+                (self._axisValueFormatter as! DefaultAxisValueFormatter).decimals = self.decimals
+            }
+
             return _axisValueFormatter
         }
         set