From 63ce741579db393ea3fbd454611a19ab785ed079 Mon Sep 17 00:00:00 2001
From: Sergey Malenkov <sergey.malenkov@jetbrains.com>
Date: Wed, 16 Nov 2016 12:42:43 +0300
Subject: [PATCH] EA-87317 - IAE: UIUtil.createImageForGraphics

---
 .../platform-api/src/com/intellij/ui/paint/EffectPainter.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/platform/platform-api/src/com/intellij/ui/paint/EffectPainter.java b/platform/platform-api/src/com/intellij/ui/paint/EffectPainter.java
index 80bd11388b7c..11dfdd5a777a 100644
--- a/platform/platform-api/src/com/intellij/ui/paint/EffectPainter.java
+++ b/platform/platform-api/src/com/intellij/ui/paint/EffectPainter.java
@@ -233,7 +233,7 @@ public enum EffectPainter implements RegionPainter<Font> {
 
       @Override
       int getPeriod(int height) {
-        return (Registry.is("ide.text.effect.new.metrics") ? height : getMaxHeight(height)) - 1;
+        return Math.max((Registry.is("ide.text.effect.new.metrics") ? height : getMaxHeight(height)) - 1, 1);
       }
 
       @Override
-- 
2.32.0