From e2b7fbc1d8bd0c686536671d88ac7c52fbcf6591 Mon Sep 17 00:00:00 2001
From: emro <emmaruthoneill@gmail.com>
Date: Thu, 20 Jan 2022 09:56:48 -0800
Subject: [PATCH] REG-238 highlight off by one (#125)

---
 src/encoded/static/components/genome_browser.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/encoded/static/components/genome_browser.js b/src/encoded/static/components/genome_browser.js
index f078d8fee..90459eacb 100644
--- a/src/encoded/static/components/genome_browser.js
+++ b/src/encoded/static/components/genome_browser.js
@@ -563,7 +563,7 @@ class GenomeBrowser extends React.Component {
     }
 
     drawTracks(container) {
-        const highlightLocation = Math.floor((this.state.x1 + this.state.x0) / 2);
+        const highlightLocation = Math.floor((this.state.x1 + this.state.x0) / 2) + 1; // browser uses base 1
         const highlightString = `${this.state.contig}:${highlightLocation}`;
         const visualizer = new this.GV.GenomeVisualizer({
             clampToTracks: true,