From 1099a1ef232efb8c0d0b9d1787c133578fb0b412 Mon Sep 17 00:00:00 2001
From: Marcel <marcel.felix@hs-hannover.de>
Date: Fri, 29 Dec 2017 17:17:21 +0100
Subject: [PATCH] Only re-create the graph if the target race id has changed

---
 js/main.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/js/main.js b/js/main.js
index dca3e5e..68f711b 100644
--- a/js/main.js
+++ b/js/main.js
@@ -7,6 +7,7 @@
 var slyelement = {
   obj: {},
   curRaces: {},
+  curRaceId: 0,
   el: '.frame',
   options: {
    horizontal: 1,
@@ -62,6 +63,8 @@ preprocessor.load(function(data) {
                 "</li>");
 	    $("#courseSelection li").click(function(event) {
 	       var raceI = event.currentTarget.attributes.data.value;
+           if(slyelement.curRaceId == raceI){ return; }
+           slyelement.curRaceId = raceI;
 	       var rdata = slyelement.curRaces.filter(r => r.raceInfo.raceId == raceI)[0];
 	       $("#lineGraphBox").empty();
 	       createLineGraph("#lineGraphBox", rdata);