[Time Conductor] Add non-time-like domain

Add a non-time-like domain to sine wave generator telemetry,
to support integration of custom domain formatting into
time conductor.

example/generator/bundle.json

@@ -8,6 +8,11 @@
                 "type": "provider",
                 "provides": "telemetryService",
                 "depends": [ "$q", "$timeout" ]
+            },
+            {
+                "implementation": "SinewaveDateProvider.js",
+                "type": "provider",
+                "provides": "dateService"
             }
         ],
         "capabilities": [
@@ -38,6 +43,11 @@
                         {
                             "key": "yesterday",
                             "name": "Yesterday"
+                        },
+                        {
+                            "key": "index",
+                            "name": "Index",
+                            "system": "generator.index"
                         }
                     ],
                     "ranges": [

example/generator/src/SinewaveDateProvider.js

@@ -0,0 +1,55 @@
+/*****************************************************************************
+ * 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.
+ *****************************************************************************/
+/*global define*/
+
+define([
+], function (
+) {
+    "use strict";
+
+    /**
+     * Provides date-time formatting for the Sine Wave Generator's
+     * `index` domain; demonstrates how to support domains which should
+     * not necessarily be formatted as UTC dates.
+     * @memberof example/generator
+     * @constructor
+     * @implements {DateService}
+     */
+    function SinewaveDateProvider() {
+    }
+
+    SinewaveDateProvider.prototype.validate = function (text, key) {
+        return key === 'generator.index' && /^#\d+$/.test(text);
+    };
+
+    SinewaveDateProvider.prototype.format = function (value, key) {
+        return key === 'generator.index' ?
+                ('#' + Math.floor(value)) :
+                undefined;
+    };
+
+    SinewaveDateProvider.prototype.parse = function (text, key) {
+        return key === 'generator.index' && parseInt(key.substring(1), 10);
+    };
+
+    return SinewaveDateProvider;
+});

example/generator/src/SinewaveTelemetrySeries.js

@@ -58,6 +58,9 @@ define(
             };
 
             generatorData.getDomainValue = function (i, domain) {
+                if (domain === 'index') {
+                    return i;
+                }
                 return (i + offset) * 1000 + firstTime * 1000 -
                     (domain === 'yesterday' ? ONE_DAY : 0);
             };