[Time API] Modified public Time API to support registration of time systems and clocks, setting of active clock, simplification of clocks and time systems, setting of offsets(deltas) and other changes as per #1265 and #1474. Refactoring of UI code to support changes.

src/plugins/utcTimeSystem/UTCTimeSystem.js

@@ -0,0 +1,47 @@
+/*****************************************************************************
+ * Open MCT Web, Copyright (c) 2014-2015, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT Web is 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.
+ *
+ * Open MCT Web includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
+define([], function () {
+    /**
+     * This time system supports UTC dates and provides a ticking clock source.
+     * @implements TimeSystem
+     * @constructor
+     */
+    function UTCTimeSystem() {
+
+        /**
+         * Some metadata, which will be used to identify the time system in
+         * the UI
+         * @type {{key: string, name: string, cssClass: string}}
+         */
+        this.key = 'utc';
+        this.name = 'UTC';
+        this.cssClass = 'icon-clock';
+
+        this.timeFormat = 'utc';
+        this.durationFormat = 'duration';
+
+        this.isUTCBased = true;
+    }
+
+    return UTCTimeSystem;
+});