From b93d36f154d6e5b16769ddec07bb8936512f8bb1 Mon Sep 17 00:00:00 2001
From: Abyss777 <abyss@fox5.ru>
Date: Wed, 15 Mar 2017 09:38:12 +0500
Subject: Zoom to all devices on launch

---
 web/app/view/MapController.js | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

(limited to 'web/app/view')

diff --git a/web/app/view/MapController.js b/web/app/view/MapController.js
index 95296f14..1a2a9c13 100644
--- a/web/app/view/MapController.js
+++ b/web/app/view/MapController.js
@@ -28,7 +28,8 @@ Ext.define('Traccar.view.MapController', {
             controller: {
                 '*': {
                     mapstaterequest: 'getMapState',
-                    togglestaterequest: 'getToggleState'
+                    togglestaterequest: 'getToggleState',
+                    zoomtoalldevices: 'zoomToAllDevices'
                 }
             },
             store: {
@@ -98,5 +99,30 @@ Ext.define('Traccar.view.MapController', {
                 return true;
             }, this);
         }
+    },
+
+    zoomToAllDevices: function () {
+        var data, i, point, minx, miny, maxx, maxy;
+        data = Ext.getStore('LatestPositions').getData();
+        for (i = 0; i < data.items.length; i++) {
+            point = ol.proj.fromLonLat([
+                data.items[i].get('longitude'),
+                data.items[i].get('latitude')
+            ]);
+            if (i === 0) {
+                minx = maxx = point[0];
+                miny = maxy = point[1];
+            } else {
+                minx = Math.min(point[0], minx);
+                miny = Math.min(point[1], miny);
+                maxx = Math.max(point[0], maxx);
+                maxy = Math.max(point[1], maxy);
+            }
+        }
+        if (minx !== maxx || miny !== maxy) {
+            this.getView().getMapView().fit([minx, miny, maxx, maxy]);
+        } else if (point) {
+            this.getView().getMapView().fit(new ol.geom.Point(point));
+        }
     }
 });
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