From 7a3d6a6915c0118fa243801032ab2e7f00441aed Mon Sep 17 00:00:00 2001
From: Will Charczuk <will@blendlabs.com>
Date: Sun, 5 Mar 2017 23:21:39 -0800
Subject: [PATCH] also do this for the secondary axis

---
 chart.go | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/chart.go b/chart.go
index ed91b8d..d944882 100644
--- a/chart.go
+++ b/chart.go
@@ -283,11 +283,13 @@ func (c Chart) getRanges() (xrange, yrange, yrangeAlt Range) {
 		yrangeAlt.SetMin(minya)
 		yrangeAlt.SetMax(maxya)
 
-		delta := yrangeAlt.GetDelta()
-		roundTo := Math.GetRoundToForDelta(delta)
-		rmin, rmax := Math.RoundDown(yrangeAlt.GetMin(), roundTo), Math.RoundUp(yrangeAlt.GetMax(), roundTo)
-		yrangeAlt.SetMin(rmin)
-		yrangeAlt.SetMax(rmax)
+		if c.YAxisSecondary.Style.Show {
+			delta := yrangeAlt.GetDelta()
+			roundTo := Math.GetRoundToForDelta(delta)
+			rmin, rmax := Math.RoundDown(yrangeAlt.GetMin(), roundTo), Math.RoundUp(yrangeAlt.GetMax(), roundTo)
+			yrangeAlt.SetMin(rmin)
+			yrangeAlt.SetMax(rmax)
+		}
 	}
 
 	return