From 76a540e399c9c85f8e83eddc53d36a01ca0ad3ff Mon Sep 17 00:00:00 2001
From: rolux <rolux@rolux.org>
Date: Tue, 19 Jun 2012 17:57:21 +0200
Subject: [PATCH] Ox.API: better workaround for area

---
 source/Ox/js/Array.js | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/source/Ox/js/Array.js b/source/Ox/js/Array.js
index 12f64d7d..e3876d2b 100644
--- a/source/Ox/js/Array.js
+++ b/source/Ox/js/Array.js
@@ -224,12 +224,24 @@ Ox.api = function(items, options) {
                         east: data.area.ne.lng
                     };
                     */
-                    data.area = {
-                        south: Ox.MIN_LATITUDE,
+                    data.area = items.length == 0 ? {
+                        south: -Ox.MAX_LATITUDE,
                         west: -180,
                         north: Ox.MAX_LATITUDE,
                         east: 180
-                    }
+                    } : items.reduce(function(prev, curr) {
+                        return {
+                            south: Ox.min(prev.south, curr.south),
+                            west: Ox.min(prev.west, curr.west),
+                            north: Ox.max(prev.north, curr.north),
+                            east: Ox.max(prev.east. curr.east)
+                        };
+                    }, {
+                        south: Ox.MAX_LATITUDE,
+                        west: 180,
+                        north: -Ox.MAX_LATITUDE,
+                        east: -180
+                    });
                 }
                 result.data = data;
             } else {