From a4ca1f3fba59f7fe0865298968f564be9e4d0a1e Mon Sep 17 00:00:00 2001
From: Daniel Cohen Gindi <danielgindi@gmail.com>
Date: Wed, 22 Jan 2020 11:47:45 +0200
Subject: [PATCH] Fixed axis label disappearing when zooming in

https://github.com/danielgindi/Charts/pull/3132
---
 .../com/github/mikephil/charting/renderer/AxisRenderer.java  | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/MPChartLib/src/main/java/com/github/mikephil/charting/renderer/AxisRenderer.java b/MPChartLib/src/main/java/com/github/mikephil/charting/renderer/AxisRenderer.java
index 90528a1359..8c21f452a9 100644
--- a/MPChartLib/src/main/java/com/github/mikephil/charting/renderer/AxisRenderer.java
+++ b/MPChartLib/src/main/java/com/github/mikephil/charting/renderer/AxisRenderer.java
@@ -214,11 +214,14 @@ protected void computeAxisValues(float min, float max) {
             double f;
             int i;
 
-            if (interval != 0.0) {
+            if (interval != 0.0 && last != first) {
                 for (f = first; f <= last; f += interval) {
                     ++n;
                 }
             }
+            else if (last == first && n == 0) {
+                n = 1;
+            }
 
             mAxis.mEntryCount = n;