From 175b25c7b88cdffdc8f7281097a04da57cad007f Mon Sep 17 00:00:00 2001
From: javi <qualopec@gmail.com>
Date: Tue, 10 Jun 2014 17:44:56 +0200
Subject: [PATCH] fixed updating steps when sql changes in windshaft provider

---
 NEWS                         |  2 ++
 lib/torque/core.js           | 10 ++++++++++
 lib/torque/gmaps/torque.js   |  2 +-
 lib/torque/leaflet/torque.js |  2 +-
 4 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/NEWS b/NEWS
index 0af32e8..a7553f5 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,8 @@
 2.4.01 
     - fixed rectangle anchor and size #42
     - fixed on method in torque.Event
+    - fixed problem updating steps when sql change in windshaft provider
+
 2.4.00 - May/22/2014
     - Changed date parsing for windshaft provider
     - Optimized tile loading
diff --git a/lib/torque/core.js b/lib/torque/core.js
index 79c9623..40d73f6 100644
--- a/lib/torque/core.js
+++ b/lib/torque/core.js
@@ -39,6 +39,16 @@
   };
 
   exports.torque.Event = Event;
+  exports.torque.extend = function(a, b) {
+    for (var k in b) {
+      a[k] = b[k];
+    }
+    return a
+  }
+
+  exports.torque.clone = function(a) {
+    return exports.torque.extend({}, a);
+  }
 
 
   // types
diff --git a/lib/torque/gmaps/torque.js b/lib/torque/gmaps/torque.js
index 5becba4..1fba1ed 100644
--- a/lib/torque/gmaps/torque.js
+++ b/lib/torque/gmaps/torque.js
@@ -30,7 +30,7 @@ function GMapsTorqueLayer(options) {
     if(self.key !== k) {
       self.setKey(k);
     }
-  }, this.options);
+  }, torque.clone(this.options));
 
   this.play = this.animator.start.bind(this.animator);
   this.stop = this.animator.stop.bind(this.animator);
diff --git a/lib/torque/leaflet/torque.js b/lib/torque/leaflet/torque.js
index 470f4b2..14edaec 100644
--- a/lib/torque/leaflet/torque.js
+++ b/lib/torque/leaflet/torque.js
@@ -36,7 +36,7 @@ L.TorqueLayer = L.CanvasLayer.extend({
       if(self.key !== k) {
         self.setKey(k, { direct: true });
       }
-    }, options);
+    }, torque.clone(options));
 
     this.play = this.animator.start.bind(this.animator);
     this.stop = this.animator.stop.bind(this.animator);