From 2c5906ad7b046f65f827ea2cd64ee8c72ee4df13 Mon Sep 17 00:00:00 2001
From: Norbert Renner <norbert.renner@gmx.de>
Date: Fri, 22 Aug 2014 10:57:30 +0200
Subject: [PATCH] bring back 'esc' to disable drawing (in addition to 'q')

---
 index.html           | 2 +-
 js/plugin/Routing.js | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/index.html b/index.html
index 49b6cec..4652330 100644
--- a/index.html
+++ b/index.html
@@ -23,7 +23,7 @@
     <div id="header" class="hidden">
         <div class="title"><span class="title-name">BRouter web</span>&nbsp;&nbsp;<sup class="version">alpha2</sup></div>
         <div class="header-text">
-            'q' to cancel drawing, 'd' to enable drawing<br>
+            'esc' or 'q' to disable drawing, 'd' to enable drawing<br>
             Web client for <a href="http://brouter.de/brouter" target="_blank">BRouter</a> &middot;
             <a href="https://github.com/nrenner/brouter-web#readme" target="_blank">about</a> &middot;
             <a href="https://github.com/nrenner/brouter-web" target="_blank">GitHub</a> &middot;
diff --git a/js/plugin/Routing.js b/js/plugin/Routing.js
index 9685458..3237740 100644
--- a/js/plugin/Routing.js
+++ b/js/plugin/Routing.js
@@ -105,4 +105,13 @@ BR.Routing = L.Routing.extend({
 
     return segments;
   }
+
+  // add 'esc' to disable drawing
+  ,_keyupListener: function (e) {
+    if (e.keyCode === 27) {
+        this._draw.disable();
+    } else {
+        L.Routing.prototype._keyupListener.call(this, e);
+    }
+  }
 });