From 9279913d36477f5fdaf7e4494b14ccb94e2ce282 Mon Sep 17 00:00:00 2001
From: Norbert Renner <norbert.renner@gmx.de>
Date: Thu, 29 May 2014 20:44:12 +0200
Subject: [PATCH] indicate recalculation request by changing segment color
 (mark old); in addition to or instead of loading spinner (#3)?

---
 js/plugin/Routing.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/js/plugin/Routing.js b/js/plugin/Routing.js
index ab94d57..dd4fc7b 100644
--- a/js/plugin/Routing.js
+++ b/js/plugin/Routing.js
@@ -68,5 +68,13 @@ BR.Routing = L.Routing.extend({
 
     add();
   }
- 
+
+  ,_routeSegment: function(m1, m2, cb) {
+    // change segment color before request to indicate recalculation (mark old)
+    if (m1 && m1._routing.nextLine !== null) {
+        m1._routing.nextLine.options.color = 'dimgray';
+        m1._routing.nextLine._updateStyle();
+    }
+    L.Routing.prototype._routeSegment.call(this, m1, m2, cb);
+  }
 });