ONOS-1479 - GUI Topology Overlay Work - (WIP)
- created TopoOverlayService to allow registration of topology overlays
- modified topoToolbar to include a radio button set for each registered overlay
- created seed traffic overlay

Change-Id: I70770cb1c691730914c81e497823ea08703587f1
diff --git a/web/gui/src/main/webapp/app/view/topo/topoTrafficNew.js b/web/gui/src/main/webapp/app/view/topo/topoTrafficNew.js
new file mode 100644
index 0000000..1da60c1
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+++ b/web/gui/src/main/webapp/app/view/topo/topoTrafficNew.js
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+/*
+ ONOS GUI -- Topology Traffic Module.
+ Defines behavior for viewing different traffic modes.
+ Installed as a Topology Overlay.
+ */
+(function () {
+    'use strict';
+
+    // injected refs
+    var $log;
+
+    // traffic overlay definition
+    var overlay = {
+        overlayId: 'traffic',
+        glyph: { id: 'allTraffic' },
+        tooltip: 'Traffic Overlay',
+
+        activate: activateTraffic,
+        deactivate: deactivateTraffic
+    };
+
+    // === implementation of overlay API (essentially callbacks)
+    function activateTraffic() {
+        $log.debug("Topology traffic overlay ACTIVATED");
+    }
+
+    function deactivateTraffic() {
+        $log.debug("Topology traffic overlay DEACTIVATED");
+    }
+
+
+    // invoke code to register with the overlay service
+    angular.module('ovTopo')
+        .run(['$log', 'TopoOverlayService',
+
+        function (_$log_, tov) {
+            $log = _$log_;
+            tov.register(overlay);
+        }]);
+
+}());