Fix processing data for requests

Also move 1 child only requirement to the composition policy.

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,33 @@
+
+name: "CodeQL"
+
+on:
+  push:
+    branches: [ master ]
+  schedule:
+    - cron: '28 21 * * 3'
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v1
+      with:
+        languages: javascript
+
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v1
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v1

example/generator/GeneratorMetadataProvider.js

@@ -28,6 +28,15 @@ define([
                         domain: 2
                     }
                 },
+                {
+                    key: "cos",
+                    name: "Cosine",
+                    unit: "deg",
+                    formatString: '%0.2f',
+                    hints: {
+                        domain: 3
+                    }
+                },
                 // Need to enable "LocalTimeSystem" plugin to make use of this
                 // {
                 //     key: "local",
@@ -109,6 +118,100 @@ define([
                     }
                 }
             ]
+        },
+        'example.spectral-generator': {
+            values: [
+                {
+                    key: "name",
+                    name: "Name",
+                    format: "string"
+                },
+                {
+                    key: "utc",
+                    name: "Time",
+                    format: "utc",
+                    hints: {
+                        domain: 1
+                    }
+                },
+                {
+                    key: "wavelength",
+                    name: "Wavelength",
+                    unit: "Hz",
+                    formatString: '%0.2f',
+                    hints: {
+                        domain: 2,
+                        spectralAttribute: true
+                    }
+                },
+                {
+                    key: "cos",
+                    name: "Cosine",
+                    unit: "deg",
+                    formatString: '%0.2f',
+                    hints: {
+                        range: 2,
+                        spectralAttribute: true
+                    }
+                }
+            ]
+        },
+        'example.spectral-aggregate-generator': {
+            values: [
+                {
+                    key: "name",
+                    name: "Name",
+                    format: "string"
+                },
+                {
+                    key: "utc",
+                    name: "Time",
+                    format: "utc",
+                    hints: {
+                        domain: 1
+                    }
+                },
+                {
+                    key: "ch1",
+                    name: "Channel 1",
+                    format: "string",
+                    hints: {
+                        range: 1
+                    }
+                },
+                {
+                    key: "ch2",
+                    name: "Channel 2",
+                    format: "string",
+                    hints: {
+                        range: 2
+                    }
+                },
+                {
+                    key: "ch3",
+                    name: "Channel 3",
+                    format: "string",
+                    hints: {
+                        range: 3
+                    }
+                },
+                {
+                    key: "ch4",
+                    name: "Channel 4",
+                    format: "string",
+                    hints: {
+                        range: 4
+                    }
+                },
+                {
+                    key: "ch5",
+                    name: "Channel 5",
+                    format: "string",
+                    hints: {
+                        range: 5
+                    }
+                }
+            ]
         }
     };
 

example/generator/SpectralAggregateGeneratorProvider.js

@@ -0,0 +1,86 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2021, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT 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 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 (
+
+) {
+
+    function SpectralAggregateGeneratorProvider() {
+
+    }
+
+    function pointForTimestamp(timestamp, count, name) {
+        return {
+            name: name,
+            utc: String(Math.floor(timestamp / count) * count),
+            ch1: String(Math.floor(timestamp / count) % 1),
+            ch2: String(Math.floor(timestamp / count) % 2),
+            ch3: String(Math.floor(timestamp / count) % 3),
+            ch4: String(Math.floor(timestamp / count) % 4),
+            ch5: String(Math.floor(timestamp / count) % 5)
+        };
+    }
+
+    SpectralAggregateGeneratorProvider.prototype.supportsSubscribe = function (domainObject) {
+        return domainObject.type === 'example.spectral-aggregate-generator';
+    };
+
+    SpectralAggregateGeneratorProvider.prototype.subscribe = function (domainObject, callback) {
+        var count = 5000;
+
+        var interval = setInterval(function () {
+            var now = Date.now();
+            var datum = pointForTimestamp(now, count, domainObject.name);
+            callback(datum);
+        }, count);
+
+        return function () {
+            clearInterval(interval);
+        };
+    };
+
+    SpectralAggregateGeneratorProvider.prototype.supportsRequest = function (domainObject, options) {
+        return domainObject.type === 'example.spectral-aggregate-generator';
+    };
+
+    SpectralAggregateGeneratorProvider.prototype.request = function (domainObject, options) {
+        var start = options.start;
+        var end = Math.min(Date.now(), options.end); // no future values
+        var count = 5000;
+        if (options.strategy === 'latest' || options.size === 1) {
+            start = end;
+        }
+
+        var data = [];
+        while (start <= end && data.length < 5000) {
+            data.push(pointForTimestamp(start, count, domainObject.name));
+            start += count;
+        }
+
+        return Promise.resolve(data);
+    };
+
+    return SpectralAggregateGeneratorProvider;
+
+});

example/generator/SpectralGeneratorProvider.js

@@ -0,0 +1,104 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2021, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT 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 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([
+    './WorkerInterface'
+], function (
+    WorkerInterface
+) {
+
+    var REQUEST_DEFAULTS = {
+        amplitude: 1,
+        wavelength: 1,
+        period: 10,
+        offset: 0,
+        dataRateInHz: 1,
+        randomness: 0,
+        phase: 0
+    };
+
+    function SpectralGeneratorProvider() {
+        this.workerInterface = new WorkerInterface();
+    }
+
+    SpectralGeneratorProvider.prototype.canProvideTelemetry = function (domainObject) {
+        return domainObject.type === 'example.spectral-generator';
+    };
+
+    SpectralGeneratorProvider.prototype.supportsRequest =
+        SpectralGeneratorProvider.prototype.supportsSubscribe =
+            SpectralGeneratorProvider.prototype.canProvideTelemetry;
+
+    SpectralGeneratorProvider.prototype.makeWorkerRequest = function (domainObject, request) {
+        var props = [
+            'amplitude',
+            'wavelength',
+            'period',
+            'offset',
+            'dataRateInHz',
+            'phase',
+            'randomness'
+        ];
+
+        request = request || {};
+
+        var workerRequest = {};
+
+        props.forEach(function (prop) {
+            if (domainObject.telemetry && Object.prototype.hasOwnProperty.call(domainObject.telemetry, prop)) {
+                workerRequest[prop] = domainObject.telemetry[prop];
+            }
+
+            if (request && Object.prototype.hasOwnProperty.call(request, prop)) {
+                workerRequest[prop] = request[prop];
+            }
+
+            if (!Object.prototype.hasOwnProperty.call(workerRequest, prop)) {
+                workerRequest[prop] = REQUEST_DEFAULTS[prop];
+            }
+
+            workerRequest[prop] = Number(workerRequest[prop]);
+        });
+
+        workerRequest.name = domainObject.name;
+
+        return workerRequest;
+    };
+
+    SpectralGeneratorProvider.prototype.request = function (domainObject, request) {
+        var workerRequest = this.makeWorkerRequest(domainObject, request);
+        workerRequest.start = request.start;
+        workerRequest.end = request.end;
+        workerRequest.spectra = true;
+
+        return this.workerInterface.request(workerRequest);
+    };
+
+    SpectralGeneratorProvider.prototype.subscribe = function (domainObject, callback) {
+        var workerRequest = this.makeWorkerRequest(domainObject, {});
+        workerRequest.spectra = true;
+
+        return this.workerInterface.subscribe(workerRequest, callback);
+    };
+
+    return SpectralGeneratorProvider;
+});

example/generator/generatorWorker.js

@@ -54,23 +54,39 @@
         var start = Date.now();
         var step = 1000 / data.dataRateInHz;
         var nextStep = start - (start % step) + step;
+        let work;
+        console.log('dataRate', data);
+        if (data.spectra) {
+            work = function (now) {
+                while (nextStep < now) {
+                    const messageCopy = Object.create(message);
+                    message.data.start = nextStep - (60 * 1000);
+                    message.data.end = nextStep;
+                    onRequest(messageCopy);
+                    nextStep += step;
+                }
 
-        function work(now) {
-            while (nextStep < now) {
-                self.postMessage({
-                    id: message.id,
-                    data: {
-                        name: data.name,
-                        utc: nextStep,
-                        yesterday: nextStep - 60 * 60 * 24 * 1000,
-                        sin: sin(nextStep, data.period, data.amplitude, data.offset, data.phase, data.randomness),
-                        cos: cos(nextStep, data.period, data.amplitude, data.offset, data.phase, data.randomness)
-                    }
-                });
-                nextStep += step;
-            }
+                return nextStep;
+            };
+        } else {
+            work = function (now) {
+                while (nextStep < now) {
+                    self.postMessage({
+                        id: message.id,
+                        data: {
+                            name: data.name,
+                            utc: nextStep,
+                            yesterday: nextStep - 60 * 60 * 24 * 1000,
+                            sin: sin(nextStep, data.period, data.amplitude, data.offset, data.phase, data.randomness),
+                            wavelength: wavelength(start, nextStep),
+                            cos: cos(nextStep, data.period, data.amplitude, data.offset, data.phase, data.randomness)
+                        }
+                    });
+                    nextStep += step;
+                }
 
-            return nextStep;
+                return nextStep;
+            };
         }
 
         subscriptions[message.id] = work;
@@ -111,13 +127,21 @@
                 utc: nextStep,
                 yesterday: nextStep - 60 * 60 * 24 * 1000,
                 sin: sin(nextStep, period, amplitude, offset, phase, randomness),
+                wavelength: wavelength(start, nextStep),
                 cos: cos(nextStep, period, amplitude, offset, phase, randomness)
             });
         }
 
         self.postMessage({
             id: message.id,
-            data: data
+            data: request.spectra ? {
+                wavelength: data.map((item) => {
+                    return item.wavelength;
+                }),
+                cos: data.map((item) => {
+                    return item.cos;
+                })
+            } : data
         });
     }
 
@@ -131,6 +155,10 @@
             * Math.sin(phase + (timestamp / period / 1000 * Math.PI * 2)) + (amplitude * Math.random() * randomness) + offset;
     }
 
+    function wavelength(start, nextStep) {
+        return (nextStep - start) / 10;
+    }
+
     function sendError(error, message) {
         self.postMessage({
             error: error.name + ': ' + error.message,

example/generator/plugin.js

@@ -24,11 +24,15 @@ define([
     "./GeneratorProvider",
     "./SinewaveLimitProvider",
     "./StateGeneratorProvider",
+    "./SpectralGeneratorProvider",
+    "./SpectralAggregateGeneratorProvider",
     "./GeneratorMetadataProvider"
 ], function (
     GeneratorProvider,
     SinewaveLimitProvider,
     StateGeneratorProvider,
+    SpectralGeneratorProvider,
+    SpectralAggregateGeneratorProvider,
     GeneratorMetadataProvider
 ) {
 
@@ -61,6 +65,37 @@ define([
 
         openmct.telemetry.addProvider(new StateGeneratorProvider());
 
+        openmct.types.addType("example.spectral-generator", {
+            name: "Spectral Generator",
+            description: "For development use. Generates example streaming telemetry data using a simple sine wave algorithm.",
+            cssClass: "icon-generator-telemetry",
+            creatable: true,
+            initialize: function (object) {
+                object.telemetry = {
+                    period: 10,
+                    amplitude: 1,
+                    wavelength: 1,
+                    frequency: 1,
+                    offset: 0,
+                    dataRateInHz: 1,
+                    phase: 0,
+                    randomness: 0
+                };
+            }
+        });
+        openmct.telemetry.addProvider(new SpectralGeneratorProvider());
+
+        openmct.types.addType("example.spectral-aggregate-generator", {
+            name: "Spectral Aggregate Generator",
+            description: "For development use. Generates example streaming telemetry data using a simple state algorithm.",
+            cssClass: "icon-generator-telemetry",
+            creatable: true,
+            initialize: function (object) {
+                object.telemetry = {};
+            }
+        });
+        openmct.telemetry.addProvider(new SpectralAggregateGeneratorProvider());
+
         openmct.types.addType("generator", {
             name: "Sine Wave Generator",
             description: "For development use. Generates example streaming telemetry data using a simple sine wave algorithm.",

package.json

@@ -1,8 +1,7 @@
 {
   "name": "openmct",
-  "version": "1.7.7-SNAPSHOT",
+  "version": "1.7.8-SNAPSHOT",
   "description": "The Open MCT core platform",
-  "dependencies": {},
   "devDependencies": {
     "angular": ">=1.8.0",
     "angular-route": "1.4.14",
@@ -41,13 +40,13 @@
     "jsdoc": "^3.3.2",
     "karma": "6.3.4",
     "karma-chrome-launcher": "3.1.0",
-    "karma-firefox-launcher": "2.1.1",
     "karma-cli": "2.0.0",
     "karma-coverage": "2.0.3",
     "karma-coverage-istanbul-reporter": "3.0.3",
-    "karma-junit-reporter": "2.0.1",
+    "karma-firefox-launcher": "2.1.1",
     "karma-html-reporter": "0.2.7",
     "karma-jasmine": "4.0.1",
+    "karma-junit-reporter": "2.0.1",
     "karma-sourcemap-loader": "0.3.8",
     "karma-webpack": "4.0.2",
     "location-bar": "^3.0.1",
@@ -62,6 +61,7 @@
     "node-bourbon": "^4.2.3",
     "node-sass": "^4.14.1",
     "painterro": "^1.2.56",
+    "plotly.js": "^2.5.0",
     "printj": "^1.2.1",
     "raw-loader": "^0.5.1",
     "request": "^2.69.0",

platform/import-export/bundle.js

@@ -30,8 +30,8 @@ define([
 
     return function ImportExportPlugin() {
         return function (openmct) {
-            ExportAsJSONAction.appliesTo = function (context) {
-                return openmct.$injector.get('policyService')
+            ExportAsJSONAction.prototype.appliesTo = function (context) {
+                return this.openmct.$injector.get('policyService')
                     .allow("creation", context.domainObject.getCapability("type")
                     );
             };

platform/import-export/test/actions/ExportAsJSONActionSpec.js

@@ -29,7 +29,7 @@ define(
     ],
     function (ExportAsJSONAction, domainObjectFactory, MCT, AdapterCapability) {
 
-        xdescribe("The export JSON action", function () {
+        describe("The export JSON action", function () {
 
             var context,
                 action,
@@ -102,7 +102,7 @@ define(
                 expect(action).toBeDefined();
             });
 
-            it("doesn't export non-creatable objects in tree", function () {
+            xit("doesn't export non-creatable objects in tree", function () {
                 var nonCreatableType = {
                     hasFeature:
                         function (feature) {
@@ -149,7 +149,7 @@ define(
                 });
             });
 
-            it("can export self-containing objects", function () {
+            xit("can export self-containing objects", function () {
                 var parent = domainObjectFactory({
                     name: 'parent',
                     model: {
@@ -191,7 +191,7 @@ define(
                 });
             });
 
-            it("exports links to external objects as new objects", function () {
+            xit("exports links to external objects as new objects", function () {
                 var parent = domainObjectFactory({
                     name: 'parent',
                     model: {

platform/import-export/test/actions/ImportAsJSONActionSpec.js

@@ -27,7 +27,7 @@ define(
     ],
     function (ImportAsJSONAction, domainObjectFactory) {
 
-        xdescribe("The import JSON action", function () {
+        describe("The import JSON action", function () {
 
             var context = {};
             var action,
@@ -146,7 +146,7 @@ define(
                 });
             });
 
-            it("can import self-containing objects", function () {
+            xit("can import self-containing objects", function () {
                 var compDomainObject = domainObjectFactory({
                     name: 'compObject',
                     model: { name: 'compObject'},
@@ -198,7 +198,7 @@ define(
                 });
             });
 
-            it("assigns new ids to each imported object", function () {
+            xit("assigns new ids to each imported object", function () {
                 dialogService.getUserInput.and.returnValue(Promise.resolve(
                     {
                         selectFile: {

src/plugins/condition/components/inspector/StylesView.vue

@@ -141,6 +141,7 @@ const NON_STYLEABLE_CONTAINER_TYPES = [
 const NON_STYLEABLE_LAYOUT_ITEM_TYPES = [
     'line-view',
     'box-view',
+    'ellipse-view',
     'image-view'
 ];
 
@@ -321,7 +322,7 @@ export default {
             if (item) {
                 const type = this.openmct.types.get(item.type);
                 if (type && type.definition) {
-                    creatable = (type.definition.creatable === true);
+                    creatable = (type.definition.creatable !== undefined && (type.definition.creatable === 'true' || type.definition.creatable === true));
                 }
             }
 

src/plugins/condition/pluginSpec.js

@@ -230,7 +230,7 @@ describe('the plugin', function () {
         };
         const staticStyle = {
             "style": {
-                "backgroundColor": "#717171",
+                "backgroundColor": "#666666",
                 "border": "1px solid #00ffff"
             }
         };
@@ -238,7 +238,7 @@ describe('the plugin', function () {
             "conditionId": "39584410-cbf9-499e-96dc-76f27e69885d",
             "style": {
                 "isStyleInvisible": "",
-                "backgroundColor": "#717171",
+                "backgroundColor": "#666666",
                 "border": "1px solid #ffff00"
             }
         };
@@ -250,7 +250,7 @@ describe('the plugin', function () {
                 "configuration": {
                     "items": [
                         {
-                            "fill": "#717171",
+                            "fill": "#666666",
                             "stroke": "",
                             "x": 1,
                             "y": 1,
@@ -259,12 +259,22 @@ describe('the plugin', function () {
                             "type": "box-view",
                             "id": "89b88746-d325-487b-aec4-11b79afff9e8"
                         },
+                        {
+                            "fill": "#666666",
+                            "stroke": "",
+                            "x": 1,
+                            "y": 1,
+                            "width": 10,
+                            "height": 5,
+                            "type": "ellipse-view",
+                            "id": "19b88746-d325-487b-aec4-11b79afff9z8"
+                        },
                         {
                             "x": 18,
                             "y": 9,
                             "x2": 23,
                             "y2": 4,
-                            "stroke": "#717171",
+                            "stroke": "#666666",
                             "type": "line-view",
                             "id": "57d49a28-7863-43bd-9593-6570758916f0"
                         },
@@ -299,12 +309,12 @@ describe('the plugin', function () {
                 "y": 9,
                 "x2": 23,
                 "y2": 4,
-                "stroke": "#717171",
+                "stroke": "#666666",
                 "type": "line-view",
                 "id": "57d49a28-7863-43bd-9593-6570758916f0"
             };
             boxLayoutItem = {
-                "fill": "#717171",
+                "fill": "#666666",
                 "stroke": "",
                 "x": 1,
                 "y": 1,

src/plugins/condition/utils/styleUtils.js

@@ -29,9 +29,10 @@ const styleProps = {
         noneValue: NONE_VALUE,
         applicableForType: type => {
             return !type ? true : (type === 'text-view'
-                                      || type === 'telemetry-view'
-                                      || type === 'box-view'
-                                      || type === 'subobject-view');
+                                            || type === 'telemetry-view'
+                                            || type === 'box-view'
+                                            || type === 'ellipse-view'
+                                            || type === 'subobject-view');
         }
     },
     border: {
@@ -41,6 +42,7 @@ const styleProps = {
             return !type ? true : (type === 'text-view'
                                             || type === 'telemetry-view'
                                             || type === 'box-view'
+                                            || type === 'ellipse-view'
                                             || type === 'image-view'
                                             || type === 'line-view'
                                             || type === 'subobject-view');

src/plugins/displayLayout/DisplayLayoutToolbar.js

@@ -149,6 +149,7 @@ define(['lodash'], function (_) {
                         return type === 'text-view'
                             || type === 'telemetry-view'
                             || type === 'box-view'
+                            || type === 'ellipse-view'
                             || type === 'image-view'
                             || type === 'line-view'
                             || type === 'subobject-view';
@@ -180,6 +181,10 @@ define(['lodash'], function (_) {
                                     "name": "Box",
                                     "class": "icon-box-round-corners"
                                 },
+                                {
+                                    "name": "Ellipse",
+                                    "class": "icon-circle"
+                                },
                                 {
                                     "name": "Line",
                                     "class": "icon-line-horz"
@@ -745,7 +750,7 @@ define(['lodash'], function (_) {
                         if (toolbar.remove.length === 0) {
                             toolbar.remove = [getRemoveButton(selectedParent, selectionPath, selectedObjects)];
                         }
-                    } else if (layoutItem.type === 'box-view') {
+                    } else if (layoutItem.type === 'box-view' || layoutItem.type === 'ellipse-view') {
                         if (toolbar.position.length === 0) {
                             toolbar.position = [
                                 getStackOrder(selectedParent, selectionPath),

src/plugins/displayLayout/components/BoxView.vue

@@ -43,7 +43,7 @@ import conditionalStylesMixin from '../mixins/objectStyles-mixin';
 export default {
     makeDefinition() {
         return {
-            fill: '#717171',
+            fill: '#666666',
             stroke: '',
             x: 1,
             y: 1,

src/plugins/displayLayout/components/DisplayLayout.vue

@@ -76,6 +76,7 @@ import uuid from 'uuid';
 import SubobjectView from './SubobjectView.vue';
 import TelemetryView from './TelemetryView.vue';
 import BoxView from './BoxView.vue';
+import EllipseView from './EllipseView.vue';
 import TextView from './TextView.vue';
 import LineView from './LineView.vue';
 import ImageView from './ImageView.vue';
@@ -112,6 +113,7 @@ const ITEM_TYPE_VIEW_MAP = {
     'subobject-view': SubobjectView,
     'telemetry-view': TelemetryView,
     'box-view': BoxView,
+    'ellipse-view': EllipseView,
     'line-view': LineView,
     'text-view': TextView,
     'image-view': ImageView

src/plugins/displayLayout/components/EditMarquee.vue

@@ -28,19 +28,19 @@
 >
     <div
         class="c-frame-edit__handle c-frame-edit__handle--nw"
-        @mousedown="startResize([1,1], [-1,-1], $event)"
+        @mousedown.left="startResize([1,1], [-1,-1], $event)"
     ></div>
     <div
         class="c-frame-edit__handle c-frame-edit__handle--ne"
-        @mousedown="startResize([0,1], [1,-1], $event)"
+        @mousedown.left="startResize([0,1], [1,-1], $event)"
     ></div>
     <div
         class="c-frame-edit__handle c-frame-edit__handle--sw"
-        @mousedown="startResize([1,0], [-1,1], $event)"
+        @mousedown.left="startResize([1,0], [-1,1], $event)"
     ></div>
     <div
         class="c-frame-edit__handle c-frame-edit__handle--se"
-        @mousedown="startResize([0,0], [1,1], $event)"
+        @mousedown.left="startResize([0,0], [1,1], $event)"
     ></div>
 </div>
 </template>

src/plugins/displayLayout/components/EllipseView.vue

@@ -0,0 +1,122 @@
+/*****************************************************************************
+* Open MCT, Copyright (c) 2014-2021, United States Government
+* as represented by the Administrator of the National Aeronautics and Space
+* Administration. All rights reserved.
+*
+* Open MCT 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 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.
+*****************************************************************************/
+
+<template>
+<layout-frame
+    :item="item"
+    :grid-size="gridSize"
+    :is-editing="isEditing"
+    @move="(gridDelta) => $emit('move', gridDelta)"
+    @endMove="() => $emit('endMove')"
+>
+    <div
+        class="c-ellipse-view u-style-receiver js-style-receiver"
+        :class="[styleClass]"
+        :style="style"
+    ></div>
+</layout-frame>
+</template>
+
+<script>
+import LayoutFrame from './LayoutFrame.vue';
+import conditionalStylesMixin from '../mixins/objectStyles-mixin';
+
+export default {
+    makeDefinition() {
+        return {
+            fill: '#666666',
+            stroke: '',
+            x: 1,
+            y: 1,
+            width: 10,
+            height: 10
+        };
+    },
+    components: {
+        LayoutFrame
+    },
+    mixins: [conditionalStylesMixin],
+    inject: ['openmct'],
+    props: {
+        item: {
+            type: Object,
+            required: true
+        },
+        gridSize: {
+            type: Array,
+            required: true,
+            validator: (arr) => arr && arr.length === 2
+                    && arr.every(el => typeof el === 'number')
+        },
+        index: {
+            type: Number,
+            required: true
+        },
+        initSelect: Boolean,
+        isEditing: {
+            type: Boolean,
+            required: true
+        }
+    },
+    computed: {
+        style() {
+            if (this.itemStyle) {
+                return this.itemStyle;
+            } else {
+                return {
+                    backgroundColor: this.item.fill,
+                    border: this.item.stroke ? '1px solid ' + this.item.stroke : ''
+                };
+            }
+        }
+    },
+    watch: {
+        index(newIndex) {
+            if (!this.context) {
+                return;
+            }
+
+            this.context.index = newIndex;
+        },
+        item(newItem) {
+            if (!this.context) {
+                return;
+            }
+
+            this.context.layoutItem = newItem;
+        }
+    },
+    mounted() {
+        this.context = {
+            layoutItem: this.item,
+            index: this.index
+        };
+        this.removeSelectable = this.openmct.selection.selectable(
+            this.$el, this.context, this.initSelect);
+    },
+    destroyed() {
+        if (this.removeSelectable) {
+            this.removeSelectable();
+        }
+    }
+};
+</script>

src/plugins/displayLayout/components/LineView.vue

@@ -96,7 +96,7 @@ export default {
             y: 10,
             x2: 10,
             y2: 5,
-            stroke: '#717171'
+            stroke: '#666666'
         };
     },
     mixins: [conditionalStylesMixin],

src/plugins/displayLayout/components/box-and-line-views.scss

@@ -1,4 +1,5 @@
-.c-box-view {
+.c-box-view,
+.c-ellipse-view {
     border-width: $drawingObjBorderW !important;
     display: flex;
     align-items: stretch;
@@ -8,6 +9,10 @@
     }
 }
 
+.c-ellipse-view {
+    border-radius: 50%;
+}
+
 .c-line-view {
     &.c-frame {
         box-shadow: none !important;

src/plugins/displayLayout/pluginSpec.js

@@ -186,7 +186,7 @@ describe('the plugin', function () {
                 'configuration': {
                     'items': [
                         {
-                            'fill': '#717171',
+                            'fill': '#666666',
                             'stroke': '',
                             'x': 1,
                             'y': 1,
@@ -195,12 +195,22 @@ describe('the plugin', function () {
                             'type': 'box-view',
                             'id': '89b88746-d325-487b-aec4-11b79afff9e8'
                         },
+                        {
+                            'fill': '#666666',
+                            'stroke': '',
+                            'x': 1,
+                            'y': 1,
+                            'width': 10,
+                            'height': 10,
+                            'type': 'ellipse-view',
+                            'id': '19b88746-d325-487b-aec4-11b79afff9z8'
+                        },
                         {
                             'x': 18,
                             'y': 9,
                             'x2': 23,
                             'y2': 4,
-                            'stroke': '#717171',
+                            'stroke': '#666666',
                             'type': 'line-view',
                             'id': '57d49a28-7863-43bd-9593-6570758916f0'
                         },
@@ -341,7 +351,7 @@ describe('the plugin', function () {
         it('provides controls including separators', () => {
             const displayLayoutToolbar = openmct.toolbars.get(selection);
 
-            expect(displayLayoutToolbar.length).toBe(9);
+            expect(displayLayoutToolbar.length).toBe(7);
         });
     });
 });

src/plugins/notebook/utils/notebook-storage.js

@@ -103,10 +103,13 @@ export function validateNotebookStorageObject() {
 
     let valid = false;
     if (notebookStorage) {
-        Object.entries(notebookStorage).forEach(([key, value]) => {
+        const oldInvalidKeys = ['notebookMeta', 'page', 'section'];
+        valid = Object.entries(notebookStorage).every(([key, value]) => {
             const validKey = key !== undefined && key !== null;
             const validValue = value !== undefined && value !== null;
-            valid = validKey && validValue;
+            const hasOldInvalidKeys = oldInvalidKeys.includes(key);
+
+            return validKey && validValue && !hasOldInvalidKeys;
         });
     }
 

src/plugins/plot/lib/ColorPalette.js

@@ -89,13 +89,4 @@ ColorPalette.prototype.getNextColor = function () {
     return this.availableColors.shift();
 };
 
-/**
- * @param {number} index the index of the color to return.  An index
- * value larger than the size of the index will wrap around.
- * @returns {Color}
- */
-ColorPalette.prototype.getColor = function (index) {
-    return this.colors[index % this.colors.length];
-};
-
 export default ColorPalette;

src/plugins/plot/plugin.js

@@ -19,13 +19,17 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
-
+import { SPECTRAL_AGGREGATE_KEY } from './spectralAggregatePlot/SpectralAggregateConstants';
 import PlotViewProvider from './PlotViewProvider';
+import SpectralPlotViewProvider from './spectralPlot/SpectralPlotViewProvider';
+import SpectralAggregatePlotViewProvider from './spectralAggregatePlot/SpectralAggregatePlotViewProvider';
 import OverlayPlotViewProvider from './overlayPlot/OverlayPlotViewProvider';
 import StackedPlotViewProvider from './stackedPlot/StackedPlotViewProvider';
 import PlotsInspectorViewProvider from './inspector/PlotsInspectorViewProvider';
 import OverlayPlotCompositionPolicy from './overlayPlot/OverlayPlotCompositionPolicy';
 import StackedPlotCompositionPolicy from './stackedPlot/StackedPlotCompositionPolicy';
+import SpectralPlotCompositionPolicy from './spectralPlot/SpectralPlotCompositionPolicy';
+import SpectralAggregatePlotCompositionPolicy from './spectralAggregatePlot/SpectralAggregatePlotCompositionPolicy';
 
 export default function () {
     return function install(openmct) {
@@ -59,13 +63,46 @@ export default function () {
             },
             priority: 890
         });
+        openmct.types.addType('telemetry.plot.spectral', {
+            key: "telemetry.plot.spectral",
+            name: "Spectral Plot",
+            cssClass: "icon-plot-stacked",
+            description: "View Spectra on Y Axes with non-time domain on the X axis. Can be added to Display Layouts.",
+            creatable: true,
+            initialize: function (domainObject) {
+                domainObject.composition = [];
+                domainObject.configuration = {};
+            },
+            priority: 890
+        });
+
+        openmct.types.addType(SPECTRAL_AGGREGATE_KEY, {
+            key: SPECTRAL_AGGREGATE_KEY,
+            name: "Spectral Aggregate Plot",
+            cssClass: "icon-plot-stacked",
+            description: "View Spectra on Y Axes with non-time domain on the X axis. Can be added to Display Layouts.",
+            creatable: true,
+            initialize: function (domainObject) {
+                domainObject.composition = [];
+                domainObject.configuration = {
+                    plotType: 'bar'
+                };
+            },
+            priority: 891
+        });
 
         openmct.objectViews.addProvider(new StackedPlotViewProvider(openmct));
         openmct.objectViews.addProvider(new OverlayPlotViewProvider(openmct));
         openmct.objectViews.addProvider(new PlotViewProvider(openmct));
+        openmct.objectViews.addProvider(new SpectralPlotViewProvider(openmct));
+        openmct.objectViews.addProvider(new SpectralAggregatePlotViewProvider(openmct));
+
         openmct.inspectorViews.addProvider(new PlotsInspectorViewProvider(openmct));
+
         openmct.composition.addPolicy(new OverlayPlotCompositionPolicy(openmct).allow);
         openmct.composition.addPolicy(new StackedPlotCompositionPolicy(openmct).allow);
+        openmct.composition.addPolicy(new SpectralPlotCompositionPolicy(openmct).allow);
+        openmct.composition.addPolicy(new SpectralAggregatePlotCompositionPolicy(openmct).allow);
     };
 }
 

src/plugins/plot/pluginSpec.js

@@ -24,10 +24,12 @@ import {createMouseEvent, createOpenMct, resetApplicationState, spyOnBuiltins} f
 import PlotVuePlugin from "./plugin";
 import Vue from "vue";
 import StackedPlot from "./stackedPlot/StackedPlot.vue";
+// import SpectralPlot from "./spectralPlot/SpectralPlot.vue";
 import configStore from "./configuration/configStore";
 import EventEmitter from "EventEmitter";
 import PlotOptions from "./inspector/PlotOptions.vue";
 import PlotConfigurationModel from "./configuration/PlotConfigurationModel";
+import { SPECTRAL_AGGREGATE_VIEW, SPECTRAL_AGGREGATE_KEY } from './spectralAggregatePlot/SpectralAggregateConstants';
 
 describe("the plugin", function () {
     let element;
@@ -312,6 +314,38 @@ describe("the plugin", function () {
             let plotView = applicableViews.find((viewProvider) => viewProvider.key === "plot-stacked");
             expect(plotView).toBeDefined();
         });
+
+        it("provides a spectral plot view for objects with telemetry", () => {
+            const testTelemetryObject = {
+                id: "test-object",
+                type: "telemetry.plot.spectral",
+                telemetry: {
+                    values: [{
+                        key: "a-very-fine-key"
+                    }]
+                }
+            };
+
+            const applicableViews = openmct.objectViews.get(testTelemetryObject, mockObjectPath);
+            let plotView = applicableViews.find((viewProvider) => viewProvider.key === "plot-spectral");
+            expect(plotView).toBeDefined();
+        });
+
+        it("provides a spectral aggregate plot view for objects with telemetry", () => {
+            const testTelemetryObject = {
+                id: "test-object",
+                type: SPECTRAL_AGGREGATE_KEY,
+                telemetry: {
+                    values: [{
+                        key: "lots-of-aggregate-telemetry"
+                    }]
+                }
+            };
+
+            const applicableViews = openmct.objectViews.get(testTelemetryObject, mockObjectPath);
+            let plotView = applicableViews.find((viewProvider) => viewProvider.key === SPECTRAL_AGGREGATE_VIEW);
+            expect(plotView).toBeDefined();
+        });
     });
 
     describe("The single plot view", () => {
@@ -462,6 +496,146 @@ describe("the plugin", function () {
         });
     });
 
+    /*
+    * disabling this until we develop the plot view
+    describe("The spectral plot view", () => {
+        let testTelemetryObject;
+        // eslint-disable-next-line no-unused-vars
+        let testTelemetryObject2;
+        // eslint-disable-next-line no-unused-vars
+        let config;
+        let spectralPlotObject;
+        let component;
+        let mockComposition;
+        // eslint-disable-next-line no-unused-vars
+        let plotViewComponentObject;
+
+        beforeEach(() => {
+            const getFunc = openmct.$injector.get;
+            spyOn(openmct.$injector, "get")
+                .withArgs("exportImageService").and.returnValue({
+                    exportPNG: () => {},
+                    exportJPG: () => {}
+                })
+                .and.callFake(getFunc);
+
+            spectralPlotObject = {
+                identifier: {
+                    namespace: "",
+                    key: "test-spectral-plot"
+                },
+                type: "telemetry.plot.spectral",
+                name: "Test Spectral Plot"
+            };
+
+            testTelemetryObject = {
+                identifier: {
+                    namespace: "",
+                    key: "test-object"
+                },
+                type: "test-object",
+                name: "Test Object",
+                telemetry: {
+                    values: [{
+                        key: "utc",
+                        format: "utc",
+                        name: "Time",
+                        hints: {
+                            domain: 1
+                        }
+                    }, {
+                        key: "some-key",
+                        name: "Some attribute",
+                        hints: {
+                            range: 1
+                        }
+                    }, {
+                        key: "some-other-key",
+                        name: "Another attribute",
+                        hints: {
+                            range: 2
+                        }
+                    }]
+                }
+            };
+
+            testTelemetryObject2 = {
+                identifier: {
+                    namespace: "",
+                    key: "test-object2"
+                },
+                type: "test-object",
+                name: "Test Object2",
+                telemetry: {
+                    values: [{
+                        key: "utc",
+                        format: "utc",
+                        name: "Time",
+                        hints: {
+                            domain: 1
+                        }
+                    }, {
+                        key: "wavelength",
+                        name: "Wavelength",
+                        hints: {
+                            range: 1
+                        }
+                    }, {
+                        key: "some-other-key2",
+                        name: "Another attribute2",
+                        hints: {
+                            range: 2
+                        }
+                    }]
+                }
+            };
+
+            mockComposition = new EventEmitter();
+            mockComposition.load = () => {
+                mockComposition.emit('add', testTelemetryObject);
+
+                return [testTelemetryObject];
+            };
+
+            spyOn(openmct.composition, 'get').and.returnValue(mockComposition);
+
+            let viewContainer = document.createElement("div");
+            child.append(viewContainer);
+            component = new Vue({
+                el: viewContainer,
+                components: {
+                    SpectralPlot
+                },
+                provide: {
+                    openmct: openmct,
+                    domainObject: spectralPlotObject,
+                    composition: openmct.composition.get(spectralPlotObject)
+                },
+                template: "<spectral-plot></spectral-plot>"
+            });
+
+            cleanupFirst.push(() => {
+                component.$destroy();
+                component = undefined;
+            });
+
+            return telemetryPromise
+                .then(Vue.nextTick())
+                .then(() => {
+                    plotViewComponentObject = component.$root.$children[0];
+                    const configId = openmct.objects.makeKeyString(testTelemetryObject.identifier);
+                    config = configStore.get(configId);
+                });
+        });
+
+        it("Renders a collapsed legend for every telemetry", () => {
+            let legend = element.querySelectorAll(".plot-wrapper-collapsed-legend .plot-series-name");
+            expect(legend.length).toBe(1);
+            expect(legend[0].innerHTML).toEqual("Test Object");
+        });
+
+    }); */
+
     describe("The stacked plot view", () => {
         let testTelemetryObject;
         let testTelemetryObject2;
@@ -990,4 +1164,39 @@ describe("the plugin", function () {
         });
     });
 
+    describe("the spectral plot", () => {
+        const mockObject = {
+            name: 'A Very Nice Spectral Plot',
+            key: 'telemetry.plot.spectral',
+            creatable: true
+        };
+
+        it('defines a spectral plot object type with the correct key', () => {
+            const objectDef = openmct.types.get('telemetry.plot.spectral').definition;
+            expect(objectDef.key).toEqual(mockObject.key);
+        });
+
+        it('is creatable', () => {
+            const objectDef = openmct.types.get('telemetry.plot.spectral').definition;
+            expect(objectDef.creatable).toEqual(mockObject.creatable);
+        });
+    });
+
+    describe("the aggregate spectral plot", () => {
+        const mockObject = {
+            name: 'An Even Nicer Aggregate Spectral Plot',
+            key: SPECTRAL_AGGREGATE_KEY,
+            creatable: true
+        };
+
+        it('defines a spectral plot object type with the correct key', () => {
+            const objectDef = openmct.types.get(SPECTRAL_AGGREGATE_KEY).definition;
+            expect(objectDef.key).toEqual(mockObject.key);
+        });
+
+        it('is creatable', () => {
+            const objectDef = openmct.types.get(SPECTRAL_AGGREGATE_KEY).definition;
+            expect(objectDef.creatable).toEqual(mockObject.creatable);
+        });
+    });
 });

src/plugins/plot/spectralAggregatePlot/SpectralAggregateConstants.js

@@ -0,0 +1,10 @@
+export const CONFIGURATION_CHANGED = 'configurationChanged';
+export const HOVER_VALUES_CHANGED = 'hoverValuesChanged';
+export const HOVER_VALUES_CLEARED = 'hoverValuesCleared';
+export const LEGEND_EXPANDED = 'plot-legends-expanded';
+export const REALTIME_POLL_INTERVAL_IN_MS = 5000;
+
+export const SPECTRAL_AGGREGATE_VIEW = 'plot.spectral.aggregate.view';
+export const SPECTRAL_AGGREGATE_KEY = 'telemetry.plot.spectral.aggregate';
+export const SUBSCRIBE = 'subscribe';
+export const UNSUBSCRIBE = 'unsubscribe';

src/plugins/plot/spectralAggregatePlot/SpectralAggregatePlot.vue

@@ -0,0 +1,289 @@
+<template>
+<div ref="plotWrapper"
+     class="has-local-controls"
+     :class="{ 's-unsynced' : isZoomed }"
+>
+    <div v-if="isZoomed"
+         class="l-state-indicators"
+    >
+        <span class="l-state-indicators__alert-no-lad t-object-alert t-alert-unsynced icon-alert-triangle"
+              title="This plot is not currently displaying the latest data. Reset pan/zoom to view latest data."
+        ></span>
+    </div>
+    <div ref="plot"
+         class="c-spectral-aggregate-plot__plot"
+    ></div>
+    <div ref="localControl"
+         class="gl-plot__local-controls h-local-controls h-local-controls--overlay-content c-local-controls--show-on-hover"
+    >
+        <button v-if="data.length"
+                class="c-button icon-reset"
+                :disabled="!isZoomed"
+                title="Reset pan/zoom"
+                @click="reset()"
+        >
+        </button>
+    </div>
+</div>
+</template>
+<script>
+import Plotly from 'plotly.js/dist/plotly';
+import { HOVER_VALUES_CLEARED, HOVER_VALUES_CHANGED, SUBSCRIBE, UNSUBSCRIBE } from './SpectralAggregateConstants';
+
+const PLOT_PADDING_IN_PERCENT = 1;
+const MULTI_AXES_X_PADDING_PERCENT = {
+    LEFT: 8,
+    RIGHT: 94
+};
+
+export default {
+    inject: ['openmct', 'domainObject'],
+    props: [
+        'data',
+        'legendExpanded',
+        'plotAxisTitle'
+    ],
+    data() {
+        return {
+            isZoomed: false,
+            primaryYAxisRange: {
+                min: '',
+                max: ''
+            },
+            xAxisRange: {
+                min: '',
+                max: ''
+            }
+        };
+    },
+    watch: {
+        data: {
+            immediate: false,
+            handler: 'updateData'
+        },
+        legendExpanded: {
+            immediate: false,
+            handler: 'updatePlot'
+        }
+    },
+    mounted() {
+        Plotly.newPlot(this.$refs.plot, Array.from(this.data), this.getLayout(), {
+            responsive: true,
+            displayModeBar: false
+        });
+        this.registerListeners();
+    },
+    beforeDestroy() {
+        this.$refs.plot.removeAllListeners();
+
+        if (this.plotResizeObserver) {
+            this.plotResizeObserver.unobserve(this.$refs.plotWrapper);
+            clearTimeout(this.resizeTimer);
+        }
+    },
+    methods: {
+        getAxisMinMax(axis) {
+            const min = axis.autoSize
+                ? ''
+                : axis.min;
+            const max = axis.autoSize
+                ? ''
+                : axis.max;
+
+            return {
+                min,
+                max
+            };
+        },
+        getAxisPadding(min, max) {
+            return (Math.abs(max - min) * PLOT_PADDING_IN_PERCENT / 100) || 0;
+        },
+        getLayout() {
+            const yAxesMeta = this.getYAxisMeta();
+            const primaryYaxis = this.getYaxisLayout(yAxesMeta['1']);
+            const xAxisDomain = this.getXAxisDomain(yAxesMeta);
+
+            return {
+                // hovermode: 'closest',
+                // hoverdistance: -1,
+                autosize: true,
+                showlegend: false,
+                font: {
+                    family: 'Helvetica Neue, Helvetica, Arial, sans-serif',
+                    size: '12px',
+                    color: '#666'
+                },
+                xaxis: {
+                    domain: xAxisDomain,
+                    // hoverformat: '.2r',
+                    range: [this.xAxisRange.min, this.xAxisRange.max],
+                    title: this.plotAxisTitle.xAxisTitle
+                    // zeroline: false
+                },
+                yaxis: primaryYaxis,
+                margin: {
+                    l: 40,
+                    r: 10,
+                    b: 40,
+                    t: 20
+                },
+                paper_bgcolor: 'transparent',
+                plot_bgcolor: 'transparent'
+            };
+        },
+        getYAxisMeta() {
+            const yAxisMeta = {};
+
+            this.data.forEach(d => {
+                const yAxisMetadata = d.yAxisMetadata;
+                const range = '1';
+                const side = 'left';
+                const name = '';
+                const unit = yAxisMetadata.units;
+
+                yAxisMeta[range] = {
+                    range,
+                    side,
+                    name,
+                    unit
+                };
+            });
+
+            return yAxisMeta;
+        },
+        getXAxisDomain(yAxisMeta) {
+            let leftPaddingPerc = 0;
+            let rightPaddingPerc = 100;
+            let rightSide = yAxisMeta && Object.values(yAxisMeta).filter((axisMeta => axisMeta.side === 'right'));
+            let leftSide = yAxisMeta && Object.values(yAxisMeta).filter((axisMeta => axisMeta.side === 'left'));
+            if (yAxisMeta && rightSide.length > 1) {
+                rightPaddingPerc = MULTI_AXES_X_PADDING_PERCENT.RIGHT;
+            }
+
+            if (yAxisMeta && leftSide.length > 1) {
+                leftPaddingPerc = MULTI_AXES_X_PADDING_PERCENT.LEFT;
+            }
+
+            return [leftPaddingPerc / 100, rightPaddingPerc / 100];
+        },
+        getYaxisLayout(yAxisMeta) {
+            if (!yAxisMeta) {
+                return {};
+            }
+
+            const { name, range, side = 'left', unit } = yAxisMeta;
+            const title = `${name} ${unit ? '(' + unit + ')' : ''}`;
+            const yaxis = {
+                // hoverformat: '.2r',
+                // showgrid: true,
+                title
+                // zeroline: false
+            };
+
+            let yAxistype = this.primaryYAxisRange;
+            if (range === '1') {
+                yaxis.range = [yAxistype.min, yAxistype.max];
+
+                return yaxis;
+            }
+
+            yaxis.range = [yAxistype.min, yAxistype.max];
+            yaxis.anchor = side.toLowerCase() === 'left'
+                ? 'free'
+                : 'x';
+            yaxis.showline = side.toLowerCase() === 'left';
+            yaxis.side = side.toLowerCase();
+            yaxis.overlaying = 'y';
+            yaxis.position = 0.01;
+
+            return yaxis;
+        },
+        handleHover(isHovered, itemValues) {
+            return () => {
+                this.updateLocalControlPosition(isHovered);
+
+                const eventName = isHovered ? HOVER_VALUES_CHANGED : HOVER_VALUES_CLEARED;
+                this.$emit(eventName, { itemValues });
+            };
+        },
+        registerListeners() {
+            this.$refs.plot.on('plotly_hover', this.handleHover.bind(this, true));
+            this.$refs.plot.on('plotly_unhover', this.handleHover.bind(this, false));
+            this.$refs.plot.on('plotly_relayout', this.zoom);
+            this.resizeTimer = false;
+            if (window.ResizeObserver) {
+                this.plotResizeObserver = new ResizeObserver(() => {
+                    // debounce and trigger window resize so that plotly can resize the plot
+                    clearTimeout(this.resizeTimer);
+                    this.resizeTimer = setTimeout(() => {
+                        window.dispatchEvent(new Event('resize'));
+                    }, 250);
+                });
+                this.plotResizeObserver.observe(this.$refs.plotWrapper);
+            }
+        },
+        reset() {
+            this.updatePlot();
+
+            this.isZoomed = false;
+            this.$emit(SUBSCRIBE);
+        },
+        updateData() {
+            this.updatePlot();
+        },
+        updateLocalControlPosition() {
+            const localControl = this.$refs.localControl;
+            localControl.style.display = 'none';
+
+            const plot = this.$refs.plot;
+            const bgLayer = this.$el.querySelector('.bglayer');
+
+            const plotBoundingRect = plot.getBoundingClientRect();
+            const bgLayerBoundingRect = bgLayer.getBoundingClientRect();
+
+            const top = bgLayerBoundingRect.top - plotBoundingRect.top + 5;
+            const left = bgLayerBoundingRect.left - plotBoundingRect.left + 5;
+
+            localControl.style.top = `${top}px`;
+            localControl.style.left = `${left}px`;
+            localControl.style.display = 'block';
+        },
+        updatePlot() {
+            if (!this.$refs || !this.$refs.plot) {
+                return;
+            }
+
+            Plotly.react(this.$refs.plot, Array.from(this.data), this.getLayout());
+        },
+        zoom(eventData) {
+            const autorange = eventData['xaxis.autorange'];
+            const { autosize } = eventData;
+
+            if (autosize || autorange) {
+                this.isZoomed = false;
+                this.reset();
+
+                return;
+            }
+
+            this.isZoomed = true;
+            this.$emit(UNSUBSCRIBE);
+        }
+    }
+};
+</script>
+
+<style lang="scss">
+    .c-spectral-aggregate-plot__plot {
+        height: 100%;
+    }
+
+    .c-spectral-aggregate-plot-view .gl-plot__local-controls {
+        top: 25px;
+    }
+
+    .has-local-controls {
+        border: 1px solid transparent;
+    }
+</style>
+

src/plugins/plot/spectralAggregatePlot/SpectralAggregatePlotCompositionPolicy.js

@@ -0,0 +1,58 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2021, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT 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 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.
+ *****************************************************************************/
+
+import { SPECTRAL_AGGREGATE_KEY } from './SpectralAggregateConstants';
+export default function SpectralAggregatePlotCompositionPolicy(openmct) {
+    function hasAggregateDomainAndRange(metadata) {
+        const rangeValues = metadata.valuesForHints(['domain']);
+        const domainValues = metadata.valuesForHints(['range']);
+
+        return rangeValues.length > 0
+        || domainValues.length > 0;
+    }
+
+    function hasSpectralAggregateTelemetry(domainObject) {
+        if (!Object.prototype.hasOwnProperty.call(domainObject, 'telemetry')) {
+            return false;
+        }
+
+        let metadata = openmct.telemetry.getMetadata(domainObject);
+
+        return metadata.values().length > 0 && hasAggregateDomainAndRange(metadata);
+    }
+
+    function hasNoChildren(parentObject) {
+        return parentObject.composition && parentObject.composition.length < 1;
+    }
+
+    return {
+        allow: function (parent, child) {
+            if ((parent.type === SPECTRAL_AGGREGATE_KEY)
+                && ((child.type !== 'telemetry.plot.overlay') && (hasSpectralAggregateTelemetry(child) === false) || (hasNoChildren(parent) === false))
+            ) {
+                return false;
+            }
+
+            return true;
+        }
+    };
+}

src/plugins/plot/spectralAggregatePlot/SpectralAggregatePlotCompositionPolicySpec.js

@@ -0,0 +1,376 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2021, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT 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 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.
+ *****************************************************************************/
+
+import SpectralAggregatePlotCompositionPolicy from "./SpectralAggregatePlotCompositionPolicy";
+import { createOpenMct } from "utils/testing";
+
+describe("The spectral aggregation plot composition policy", () => {
+    let openmct;
+    const mockNonSpectralMetaData = {
+        "period": 10,
+        "amplitude": 1,
+        "offset": 0,
+        "dataRateInHz": 1,
+        "phase": 0,
+        "randomness": 0,
+        valuesForHints: () => {
+            return [
+                {
+                    "key": "sin",
+                    "name": "Sine",
+                    "unit": "Hz",
+                    "formatString": "%0.2f",
+                    "hints": {
+                        "range": 1,
+                        "priority": 4
+                    },
+                    "source": "sin"
+                },
+                {
+                    "key": "cos",
+                    "name": "Cosine",
+                    "unit": "deg",
+                    "formatString": "%0.2f",
+                    "hints": {
+                        "range": 2,
+                        "priority": 5
+                    },
+                    "source": "cos"
+                }
+            ];
+        },
+        values: [
+            {
+                "key": "name",
+                "name": "Name",
+                "format": "string",
+                "source": "name",
+                "hints": {
+                    "priority": 0
+                }
+            },
+            {
+                "key": "utc",
+                "name": "Time",
+                "format": "utc",
+                "hints": {
+                    "domain": 1,
+                    "priority": 1
+                },
+                "source": "utc"
+            },
+            {
+                "key": "yesterday",
+                "name": "Yesterday",
+                "format": "utc",
+                "hints": {
+                    "domain": 2,
+                    "priority": 2
+                },
+                "source": "yesterday"
+            },
+            {
+                "key": "cos",
+                "name": "Cosine",
+                "unit": "deg",
+                "formatString": "%0.2f",
+                "hints": {
+                    "domain": 3,
+                    "priority": 3
+                },
+                "source": "cos"
+            },
+            {
+                "key": "sin",
+                "name": "Sine",
+                "unit": "Hz",
+                "formatString": "%0.2f",
+                "hints": {
+                    "range": 1,
+                    "priority": 4
+                },
+                "source": "sin"
+            },
+            {
+                "key": "cos",
+                "name": "Cosine",
+                "unit": "deg",
+                "formatString": "%0.2f",
+                "hints": {
+                    "range": 2,
+                    "priority": 5
+                },
+                "source": "cos"
+            }
+        ]
+    };
+    const mockGoodSpectralMetaData = {
+        "period": 10,
+        "amplitude": 1,
+        "offset": 0,
+        "dataRateInHz": 1,
+        "phase": 0,
+        "randomness": 0,
+        "wavelength": 0,
+        valuesForHints: () => {
+            return [
+                {
+                    "key": "sin",
+                    "name": "Sine",
+                    "unit": "Hz",
+                    "formatString": "%0.2f",
+                    "hints": {
+                        "range": 1,
+                        "priority": 4
+                    },
+                    "source": "sin"
+                },
+                {
+                    "key": "cos",
+                    "name": "Cosine",
+                    "unit": "deg",
+                    "formatString": "%0.2f",
+                    "hints": {
+                        "range": 2,
+                        "priority": 5
+                    },
+                    "source": "cos"
+                }
+            ];
+        },
+        values: [
+            {
+                "key": "name",
+                "name": "Name",
+                "format": "string",
+                "source": "name",
+                "hints": {
+                    "priority": 0
+                }
+            },
+            {
+                "key": "utc",
+                "name": "Time",
+                "format": "utc",
+                "hints": {
+                    "domain": 1,
+                    "priority": 1
+                },
+                "source": "utc"
+            },
+            {
+                "key": "yesterday",
+                "name": "Yesterday",
+                "format": "utc",
+                "hints": {
+                    "domain": 2,
+                    "priority": 2
+                },
+                "source": "yesterday"
+            },
+            {
+                "key": "cos",
+                "name": "Cosine",
+                "unit": "deg",
+                "formatString": "%0.2f",
+                "hints": {
+                    "domain": 3,
+                    "priority": 3
+                },
+                "source": "cos"
+            },
+            {
+                "key": "sin",
+                "name": "Sine",
+                "unit": "Hz",
+                "formatString": "%0.2f",
+                "hints": {
+                    "range": 1,
+                    "spectralAttribute": true
+                },
+                "source": "sin"
+            },
+            {
+                "key": "cos",
+                "name": "Cosine",
+                "unit": "deg",
+                "formatString": "%0.2f",
+                "hints": {
+                    "range": 2,
+                    "priority": 5
+                },
+                "source": "cos"
+            }
+        ]
+    };
+
+    beforeEach(() => {
+        openmct = createOpenMct();
+        const mockTypeDef = {
+            telemetry: mockGoodSpectralMetaData
+        };
+        const mockTypeService = {
+            getType: () => {
+                return {
+                    typeDef: mockTypeDef
+                };
+            }
+        };
+        openmct.$injector = {
+            get: () => {
+                return mockTypeService;
+            }
+        };
+
+        openmct.telemetry.isTelemetryObject = function (domainObject) {
+            return true;
+        };
+    });
+
+    it("exists", () => {
+        expect(SpectralAggregatePlotCompositionPolicy(openmct).allow).toBeDefined();
+    });
+
+    it("allow composition only for telemetry that provides/supports spectral data", () => {
+        const parent = {
+            "composition": [],
+            "configuration": {},
+            "name": "Some Spectral Aggregate Plot",
+            "type": "telemetry.plot.spectral.aggregate",
+            "location": "mine",
+            "modified": 1631005183584,
+            "persisted": 1631005183502,
+            "identifier": {
+                "namespace": "",
+                "key": "b78e7e23-f2b8-4776-b1f0-3ff778f5c8a9"
+            }
+        };
+        const child = {
+            "telemetry": {
+                "period": 10,
+                "amplitude": 1,
+                "offset": 0,
+                "dataRateInHz": 1,
+                "phase": 0,
+                "randomness": 0
+            },
+            "name": "Unnamed Sine Wave Generator",
+            "type": "generator",
+            "location": "mine",
+            "modified": 1630399715531,
+            "persisted": 1630399715531,
+            "identifier": {
+                "namespace": "",
+                "key": "21d61f2d-6d2d-4bea-8b0a-7f59fd504c6c"
+            }
+        };
+        expect(SpectralAggregatePlotCompositionPolicy(openmct).allow(parent, child)).toEqual(true);
+    });
+
+    it("disallows composition for telemetry that contain anything else", () => {
+        const mockTypeDef = {
+            telemetry: mockNonSpectralMetaData
+        };
+        const mockTypeService = {
+            getType: () => {
+                return {
+                    typeDef: mockTypeDef
+                };
+            }
+        };
+        openmct.$injector = {
+            get: () => {
+                return mockTypeService;
+            }
+        };
+        const parent = {
+            "composition": [],
+            "configuration": {},
+            "name": "Some Spectral Aggregate Plot",
+            "type": "telemetry.plot.spectral.aggregate",
+            "location": "mine",
+            "modified": 1631005183584,
+            "persisted": 1631005183502,
+            "identifier": {
+                "namespace": "",
+                "key": "b78e7e23-f2b8-4776-b1f0-3ff778f5c8a9"
+            }
+        };
+        const child = {
+            "telemetry": {
+                "period": 10,
+                "amplitude": 1,
+                "offset": 0,
+                "dataRateInHz": 1,
+                "phase": 0,
+                "randomness": 0
+            },
+            "name": "Unnamed Sine Wave Generator",
+            "type": "generator",
+            "location": "mine",
+            "modified": 1630399715531,
+            "persisted": 1630399715531,
+            "identifier": {
+                "namespace": "",
+                "key": "21d61f2d-6d2d-4bea-8b0a-7f59fd504c6c"
+            }
+        };
+        expect(SpectralAggregatePlotCompositionPolicy(openmct).allow(parent, child)).toEqual(false);
+    });
+
+    it("passthrough for composition for non spectral aggregate plots", () => {
+        const parent = {
+            "composition": [],
+            "configuration": {},
+            "name": "Some Stacked Plot",
+            "type": "telemetry.plot.stacked",
+            "location": "mine",
+            "modified": 1631005183584,
+            "persisted": 1631005183502,
+            "identifier": {
+                "namespace": "",
+                "key": "b78e7e23-f2b8-4776-b1f0-3ff778f5c8a9"
+            }
+        };
+        const child = {
+            "telemetry": {
+                "period": 10,
+                "amplitude": 1,
+                "offset": 0,
+                "dataRateInHz": 1,
+                "phase": 0,
+                "randomness": 0
+            },
+            "name": "Unnamed Sine Wave Generator",
+            "type": "generator",
+            "location": "mine",
+            "modified": 1630399715531,
+            "persisted": 1630399715531,
+            "identifier": {
+                "namespace": "",
+                "key": "21d61f2d-6d2d-4bea-8b0a-7f59fd504c6c"
+            }
+        };
+        expect(SpectralAggregatePlotCompositionPolicy(openmct).allow(parent, child)).toEqual(true);
+    });
+});
+

src/plugins/plot/spectralAggregatePlot/SpectralAggregatePlotViewProvider.js

@@ -0,0 +1,76 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2021, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT 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 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.
+ *****************************************************************************/
+
+import SpectralAggregateView from './SpectralAggregateView.vue';
+import { SPECTRAL_AGGREGATE_KEY, SPECTRAL_AGGREGATE_VIEW } from './SpectralAggregateConstants';
+import Vue from 'vue';
+
+export default function SpectralAggregatePlotViewProvider(openmct) {
+    function isCompactView(objectPath) {
+        return objectPath.find(object => object.type === 'time-strip');
+    }
+
+    return {
+        key: SPECTRAL_AGGREGATE_VIEW,
+        name: 'Spectral Aggregate Plot',
+        cssClass: 'icon-telemetry',
+        canView(domainObject, objectPath) {
+            return domainObject && domainObject.type === SPECTRAL_AGGREGATE_KEY;
+        },
+
+        canEdit(domainObject, objectPath) {
+            return domainObject && domainObject.type === SPECTRAL_AGGREGATE_KEY;
+        },
+
+        view: function (domainObject, objectPath) {
+            let component;
+
+            return {
+                show: function (element) {
+                    let isCompact = isCompactView(objectPath);
+                    component = new Vue({
+                        el: element,
+                        components: {
+                            SpectralAggregateView
+                        },
+                        provide: {
+                            openmct,
+                            domainObject
+                        },
+                        data() {
+                            return {
+                                options: {
+                                    compact: isCompact
+                                }
+                            };
+                        },
+                        template: '<spectral-aggregate-view :options="options"></spectral-aggregate-view>'
+                    });
+                },
+                destroy: function () {
+                    component.$destroy();
+                    component = undefined;
+                }
+            };
+        }
+    };
+}

src/plugins/plot/spectralAggregatePlot/SpectralAggregateView.vue

@@ -0,0 +1,332 @@
+<!--
+ Open MCT, Copyright (c) 2014-2021, United States Government
+ as represented by the Administrator of the National Aeronautics and Space
+ Administration. All rights reserved.
+
+ Open MCT 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 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.
+-->
+
+<template>
+<div class="c-spectral-aggregate-plot-view gl-plot plot-legend-bottom"
+     :class="{'plot-legend-expanded': legendExpanded, 'plot-legend-collapsed': !legendExpanded }"
+>
+    <SpectralAggregatePlot ref="spectralAggregatePlot"
+                           class="c-spectral-aggregate-plot__plot-wrapper"
+                           :data="visibleData"
+                           :plot-axis-title="plotAxisTitle"
+                           :legend-expanded="legendExpanded"
+    />
+</div>
+</template>
+
+<script>
+import * as SPECTRAL_AGGREGATE from './SpectralAggregateConstants';
+import ColorPalette from '../lib/ColorPalette';
+import objectUtils from 'objectUtils';
+import SpectralAggregatePlot from './SpectralAggregatePlot.vue';
+
+export default {
+    components: {
+        SpectralAggregatePlot
+    },
+    inject: ['openmct', 'domainObject'],
+    data() {
+        return {
+            colorMapping: {},
+            composition: {},
+            currentDomainObject: this.domainObject,
+            isRealTime: (this.openmct.time.clock() !== undefined),
+            spectralAggregateTypes: {},
+            subscriptions: [],
+            telemetryObjects: {},
+            trace: [],
+            legendExpanded: false
+        };
+    },
+    computed: {
+        activeClock() {
+            return this.openmct.time.activeClock;
+        },
+        plotAxisTitle() {
+            const { xAxisMetadata = {}, yAxisMetadata = {} } = this.trace[0] || {};
+            const xAxisUnit = xAxisMetadata.units ? `(${xAxisMetadata.units})` : '';
+            const yAxisUnit = yAxisMetadata.units ? `(${yAxisMetadata.units})` : '';
+
+            return {
+                xAxisTitle: `${xAxisMetadata.name || ''} ${xAxisUnit}`,
+                yAxisTitle: `${yAxisMetadata.name || ''} ${yAxisUnit}`
+            };
+        },
+        visibleData() {
+            return this.trace.filter((trace) => trace.hidden !== true);
+        }
+    },
+    mounted() {
+        this.colorPalette = new ColorPalette();
+        this.loadComposition();
+
+        this.openmct.time.on('bounds', this.refreshData);
+        this.openmct.time.on('clock', this.clockChanged);
+
+        this.$refs.spectralAggregatePlot.$on(SPECTRAL_AGGREGATE.SUBSCRIBE, this.subscribeToAll);
+        this.$refs.spectralAggregatePlot.$on(SPECTRAL_AGGREGATE.UNSUBSCRIBE, this.removeAllSubscriptions);
+
+        this.unobserve = this.openmct.objects.observe(this.currentDomainObject, '*', this.updateDomainObject);
+    },
+    beforeDestroy() {
+        this.$refs.spectralAggregatePlot.$off();
+        this.openmct.time.off('bounds', this.refreshData);
+        this.openmct.time.off('clock', this.clockChanged);
+
+        this.removeAllSubscriptions();
+        this.unobserve();
+
+        if (!this.composition) {
+            return;
+        }
+
+        this.composition.off('add', this.addTelemetryObject);
+        this.composition.off('remove', this.removeTelemetryObject);
+    },
+    methods: {
+        addColorForTelemetry(key) {
+            const color = this.colorPalette.getNextColor().asHexString();
+            this.colorMapping[key] = color;
+
+            return color;
+        },
+        addSpectralAggregateType(key, name, timestamp, color) {
+            this.$set(this.spectralAggregateTypes, key, {
+                name,
+                timestamp,
+                color
+            });
+        },
+        addTelemetryObject(telemetryObject) {
+            const key = objectUtils.makeKeyString(telemetryObject.identifier);
+
+            if (!this.colorMapping[key]) {
+                this.addColorForTelemetry(key);
+            }
+
+            this.telemetryObjects[key] = telemetryObject;
+
+            this.requestDataFor(telemetryObject);
+            this.subscribeToObject(telemetryObject);
+        },
+        addTrace(trace, key) {
+            if (!this.trace.length) {
+                this.trace = this.trace.concat([trace]);
+
+                return;
+            }
+
+            let isInTrace = false;
+            const newTrace = this.trace.map((currentTrace, index) => {
+                if (currentTrace.key !== key) {
+                    return currentTrace;
+                }
+
+                isInTrace = true;
+
+                return trace;
+            });
+
+            this.trace = isInTrace ? newTrace : newTrace.concat([trace]);
+            this.updateTraceVisibility();
+        },
+        clockChanged() {
+            this.isRealTime = this.openmct.time.clock() !== undefined;
+
+            this.removeAllSubscriptions();
+            this.subscribeToAll();
+        },
+        getAxisMetadata(telemetryObject) {
+            const metadata = this.openmct.telemetry.getMetadata(telemetryObject);
+            const yAxisMetadata = metadata.valuesForHints(['range'])[0];
+            const xAxisMetadata = metadata.valueMetadatas.filter((valueMetadata => {
+                return valueMetadata.key !== 'name' && !this.openmct.time.getAllTimeSystems().find((timeSystem) => timeSystem.key === valueMetadata.key);
+            }));
+
+            return {
+                xAxisMetadata,
+                yAxisMetadata
+            };
+        },
+        getOptions(telemetryObject) {
+            const { start, end } = this.openmct.time.bounds();
+
+            return {
+                averages: 0,
+                end,
+                start,
+                startTime: null,
+                spectra: true
+            };
+        },
+        loadComposition() {
+            this.composition = this.openmct.composition.get(this.currentDomainObject);
+
+            if (!this.composition) {
+                this.addTelemetryObject(this.currentDomainObject);
+
+                return;
+            }
+
+            this.composition.on('add', this.addTelemetryObject);
+            this.composition.on('remove', this.removeTelemetryObject);
+            this.composition.load();
+        },
+        refreshData(bounds, isTick) {
+            if (!isTick) {
+                this.colorPalette.reset();
+                const telemetryObjects = Object.values(this.telemetryObjects);
+                telemetryObjects.forEach(this.requestDataFor);
+            }
+        },
+        removeAllSubscriptions() {
+            this.subscriptions.forEach(subscription => subscription.unsubscribe());
+            this.subscriptions = [];
+        },
+        removeTelemetryObject(identifier) {
+            const key = objectUtils.makeKeyString(identifier);
+            delete this.telemetryObjects[key];
+            this.$delete(this.spectralAggregateTypes, key);
+
+            this.subscriptions.forEach(subscription => {
+                if (subscription.key !== key) {
+                    return;
+                }
+
+                subscription.unsubscribe();
+                delete this.subscriptions[key];
+            });
+
+            this.trace = this.trace.filter(t => t.key !== key);
+        },
+        processData(telemetryObject, data, axisMetadata) {
+            const key = objectUtils.makeKeyString(telemetryObject.identifier);
+
+            const formattedTimestamp = 'N/A';
+
+            const color = this.colorMapping[key];
+            const spectralAggregateValue = this.spectralAggregateTypes[key];
+            if (!spectralAggregateValue) {
+                this.addSpectralAggregateType(key, telemetryObject.name, formattedTimestamp, color);
+            }
+
+            if (data.message) {
+                this.openmct.notifications.alert(data.message);
+            }
+
+            let xValues = [];
+            let yValues = [];
+            axisMetadata.xAxisMetadata.forEach((metadata) => {
+                xValues.push(metadata.name);
+                if (data[metadata.key]) {
+                    yValues.push(data[metadata.key]);
+                } else {
+                    yValues.push('');
+                }
+            });
+
+            const trace = {
+                key,
+                name: telemetryObject.name,
+                x: xValues,
+                y: yValues,
+                xAxisMetadata: axisMetadata.xAxisMetadata,
+                yAxisMetadata: axisMetadata.yAxisMetadata,
+                type: 'bar'
+            };
+
+            this.addTrace(trace, key);
+        },
+        requestDataFor(telemetryObject) {
+            const axisMetadata = this.getAxisMetadata(telemetryObject);
+            this.openmct.telemetry.request(telemetryObject, this.getOptions(telemetryObject))
+                .then(data => {
+                    data.forEach((datum) => {
+                        this.processData(telemetryObject, datum, axisMetadata);
+                    });
+                });
+        },
+        subscribeToObject(telemetryObject) {
+            const key = objectUtils.makeKeyString(telemetryObject.identifier);
+            const found = Object.values(this.subscriptions).findIndex(objectKey => objectKey === key);
+            if (found > -1) {
+                this.subscriptions[found].unsubscribe();
+                delete this.subscriptions[found];
+            }
+
+            const options = this.getOptions(telemetryObject);
+            const axisMetadata = this.getAxisMetadata(telemetryObject);
+            const unsubscribe = this.openmct.telemetry.subscribe(telemetryObject,
+                data => this.processData(telemetryObject, data, axisMetadata)
+                , options);
+
+            this.subscriptions.push({
+                key,
+                unsubscribe
+            });
+        },
+        subscribeToAll() {
+            this.colorPalette.reset();
+            const telemetryObjects = Object.values(this.telemetryObjects);
+            telemetryObjects.forEach(this.subscribeToObject);
+        },
+        updateDomainObject(newDomainObject) {
+            this.currentDomainObject = newDomainObject;
+        },
+        updateTraceVisibility() {
+            // We create a copy here to improve performance since visibleData - a computed property - is dependent on this.trace.
+            this.trace = this.trace.map((currentTrace, index) => {
+                currentTrace.hidden = this.spectralAggregateTypes[currentTrace.key].hidden === true;
+
+                return currentTrace;
+            });
+        }
+    }
+};
+
+</script>
+
+<style lang="scss">
+    .c-spectral-aggregate-plot {
+        > * + * {
+            margin-top: 5px;
+        }
+
+        &-view {
+            display: flex;
+            flex-direction: column;
+            overflow: hidden;
+        }
+
+        &__plot-wrapper {
+            flex: 1 1 auto;
+            min-height: 300px;
+            min-width: 300px;
+        }
+
+        &__legend-wrapper {
+            flex: 0 1 auto;
+            overflow: auto;
+            padding-right: 5px;
+        }
+    }
+</style>

src/plugins/plot/spectralPlot/SpectralPlotCompositionPolicy.js

@@ -0,0 +1,36 @@
+export default function SpectralPlotCompositionPolicy(openmct) {
+    function hasSpectralDomainAndRange(metadata) {
+        const rangeValues = metadata.valuesForHints(['range']);
+        const domainValues = metadata.valuesForHints(['domain']);
+        const containsSomeSpectralData = domainValues.some(value => {
+            return ((value.key === 'wavelength') || (value.key === 'frequency'));
+        });
+
+        return rangeValues.length > 0
+        && domainValues.length > 0
+        && containsSomeSpectralData;
+    }
+
+    function hasSpectralTelemetry(domainObject) {
+        if (!Object.prototype.hasOwnProperty.call(domainObject, 'telemetry')) {
+            return false;
+        }
+
+        let metadata = openmct.telemetry.getMetadata(domainObject);
+
+        return metadata.values().length > 0 && hasSpectralDomainAndRange(metadata);
+    }
+
+    return {
+        allow: function (parent, child) {
+
+            if ((parent.type === 'telemetry.plot.spectral')
+                && ((child.type !== 'telemetry.plot.overlay') && (hasSpectralTelemetry(child) === false))
+            ) {
+                return false;
+            }
+
+            return true;
+        }
+    };
+}

src/plugins/plot/spectralPlot/SpectralPlotViewProvider.js

@@ -0,0 +1,75 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2021, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT 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 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.
+ *****************************************************************************/
+
+import SpectralView from './SpectralView.vue';
+import Vue from 'vue';
+
+export default function SpectralPlotViewProvider(openmct) {
+    function isCompactView(objectPath) {
+        return objectPath.find(object => object.type === 'time-strip');
+    }
+
+    return {
+        key: 'plot-spectral',
+        name: 'Spectral Plot',
+        cssClass: 'icon-telemetry',
+        canView(domainObject, objectPath) {
+            return domainObject && domainObject.type === 'telemetry.plot.spectral';
+        },
+
+        canEdit(domainObject, objectPath) {
+            return domainObject && domainObject.type === 'telemetry.plot.spectral';
+        },
+
+        view: function (domainObject, objectPath) {
+            let component;
+
+            return {
+                show: function (element) {
+                    let isCompact = isCompactView(objectPath);
+                    component = new Vue({
+                        el: element,
+                        components: {
+                            SpectralView
+                        },
+                        provide: {
+                            openmct,
+                            domainObject
+                        },
+                        data() {
+                            return {
+                                options: {
+                                    compact: isCompact
+                                }
+                            };
+                        },
+                        template: '<spectral-view :options="options"></spectral-view>'
+                    });
+                },
+                destroy: function () {
+                    component.$destroy();
+                    component = undefined;
+                }
+            };
+        }
+    };
+}

src/plugins/plot/spectralPlot/SpectralView.vue

@@ -0,0 +1,13 @@
+<template>
+<div>
+
+</div>
+</template>
+
+<script>
+
+export default {
+    inject: ['openmct', 'domainObject']
+};
+
+</script>

src/styles/_constants.scss

@@ -154,6 +154,7 @@ $glyph-icon-flag: '\e92a';
 $glyph-icon-eye-disabled: '\e92b';
 $glyph-icon-notebook-page: '\e92c';
 $glyph-icon-unlocked: '\e92d';
+$glyph-icon-circle: '\e92e';
 $glyph-icon-arrows-right-left: '\ea00';
 $glyph-icon-arrows-up-down: '\ea01';
 $glyph-icon-bullet: '\ea02';
@@ -257,6 +258,7 @@ $glyph-icon-conditional: '\eb27';
 $glyph-icon-condition-widget: '\eb28';
 $glyph-icon-alphanumeric: '\eb29';
 $glyph-icon-image-telemetry: '\eb2a';
+$glyph-icon-telemetry-aggregate: '\eb2b';
 
 /************************** GLYPHS AS DATA URI */
 // Only objects have been converted, for use in Create menu and folder views

src/styles/_glyphs.scss

@@ -85,6 +85,7 @@
 .icon-eye-disabled {  @include glyphBefore($glyph-icon-eye-disabled); }
 .icon-notebook-page {  @include glyphBefore($glyph-icon-notebook-page); }
 .icon-unlocked {  @include glyphBefore($glyph-icon-unlocked); }
+.icon-circle {  @include glyphBefore($glyph-icon-circle); }
 .icon-arrows-right-left {  @include glyphBefore($glyph-icon-arrows-right-left); }
 .icon-arrows-up-down {  @include glyphBefore($glyph-icon-arrows-up-down); }
 .icon-bullet {  @include glyphBefore($glyph-icon-bullet); }
@@ -188,6 +189,7 @@
 .icon-condition-widget {  @include glyphBefore($glyph-icon-condition-widget); }
 .icon-alphanumeric {  @include glyphBefore($glyph-icon-alphanumeric); }
 .icon-image-telemetry {  @include glyphBefore($glyph-icon-image-telemetry); }
+.icon-telemetry-aggregate {  @include glyphBefore($glyph-icon-telemetry-aggregate); }
 
 /************************** 12 PX CLASSES */
 // TODO: sync with 16px redo as of 10/25/18

src/styles/fonts/Open MCT Symbols 16px.json

@@ -2,7 +2,7 @@
   "metadata": {
     "name": "Open MCT Symbols 16px",
     "lastOpened": 0,
-    "created": 1621648023886
+    "created": 1629996145999
   },
   "iconSets": [
     {
@@ -375,13 +375,21 @@
           "code": 59693,
           "tempChar": ""
         },
+        {
+          "order": 197,
+          "id": 169,
+          "name": "icon-circle",
+          "prevSize": 24,
+          "code": 59694,
+          "tempChar": ""
+        },
         {
           "order": 27,
           "id": 105,
           "name": "icon-arrows-right-left",
           "prevSize": 24,
           "code": 59904,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 26,
@@ -389,7 +397,7 @@
           "name": "icon-arrows-up-down",
           "prevSize": 24,
           "code": 59905,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 68,
@@ -397,7 +405,7 @@
           "name": "icon-bullet",
           "prevSize": 24,
           "code": 59906,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 150,
@@ -405,7 +413,7 @@
           "prevSize": 24,
           "code": 59907,
           "name": "icon-calendar",
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 45,
@@ -413,7 +421,7 @@
           "name": "icon-chain-links",
           "prevSize": 24,
           "code": 59908,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 73,
@@ -421,7 +429,7 @@
           "name": "icon-download",
           "prevSize": 24,
           "code": 59909,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 39,
@@ -429,7 +437,7 @@
           "name": "icon-duplicate",
           "prevSize": 24,
           "code": 59910,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 50,
@@ -437,7 +445,7 @@
           "name": "icon-folder-new",
           "prevSize": 24,
           "code": 59911,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 138,
@@ -445,7 +453,7 @@
           "name": "icon-fullscreen-collapse",
           "prevSize": 24,
           "code": 59912,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 139,
@@ -453,7 +461,7 @@
           "name": "icon-fullscreen-expand",
           "prevSize": 24,
           "code": 59913,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 122,
@@ -461,7 +469,7 @@
           "name": "icon-layers",
           "prevSize": 24,
           "code": 59914,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 151,
@@ -469,7 +477,7 @@
           "name": "icon-line-horz",
           "prevSize": 24,
           "code": 59915,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 100,
@@ -477,7 +485,7 @@
           "name": "icon-magnify",
           "prevSize": 24,
           "code": 59916,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 99,
@@ -485,7 +493,7 @@
           "name": "icon-magnify-in",
           "prevSize": 24,
           "code": 59917,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 101,
@@ -493,7 +501,7 @@
           "name": "icon-magnify-out-v2",
           "prevSize": 24,
           "code": 59918,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 103,
@@ -501,7 +509,7 @@
           "name": "icon-menu",
           "prevSize": 24,
           "code": 59919,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 124,
@@ -509,7 +517,7 @@
           "name": "icon-move",
           "prevSize": 24,
           "code": 59920,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 7,
@@ -517,7 +525,7 @@
           "name": "icon-new-window",
           "prevSize": 24,
           "code": 59921,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 63,
@@ -525,7 +533,7 @@
           "name": "icon-paint-bucket-v2",
           "prevSize": 24,
           "code": 59922,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 15,
@@ -533,7 +541,7 @@
           "name": "icon-pencil",
           "prevSize": 24,
           "code": 59923,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 54,
@@ -541,7 +549,7 @@
           "name": "icon-pencil-edit-in-place",
           "prevSize": 24,
           "code": 59924,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 40,
@@ -549,7 +557,7 @@
           "name": "icon-play",
           "prevSize": 24,
           "code": 59925,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 125,
@@ -557,7 +565,7 @@
           "name": "icon-pause",
           "prevSize": 24,
           "code": 59926,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 119,
@@ -565,7 +573,7 @@
           "name": "icon-plot-resource",
           "prevSize": 24,
           "code": 59927,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 48,
@@ -573,7 +581,7 @@
           "name": "icon-pointer-left",
           "prevSize": 24,
           "code": 59928,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 47,
@@ -581,7 +589,7 @@
           "name": "icon-pointer-right",
           "prevSize": 24,
           "code": 59929,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 85,
@@ -589,7 +597,7 @@
           "name": "icon-refresh",
           "prevSize": 24,
           "code": 59930,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 55,
@@ -597,7 +605,7 @@
           "name": "icon-save",
           "prevSize": 24,
           "code": 59931,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 56,
@@ -605,7 +613,7 @@
           "name": "icon-save-as",
           "prevSize": 24,
           "code": 59932,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 58,
@@ -613,7 +621,7 @@
           "name": "icon-sine",
           "prevSize": 24,
           "code": 59933,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 113,
@@ -621,7 +629,7 @@
           "name": "icon-font",
           "prevSize": 24,
           "code": 59934,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 41,
@@ -629,7 +637,7 @@
           "name": "icon-thumbs-strip",
           "prevSize": 24,
           "code": 59935,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 146,
@@ -637,7 +645,7 @@
           "name": "icon-two-parts-both",
           "prevSize": 24,
           "code": 59936,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 145,
@@ -645,7 +653,7 @@
           "name": "icon-two-parts-one-only",
           "prevSize": 24,
           "code": 59937,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 82,
@@ -653,7 +661,7 @@
           "name": "icon-resync",
           "prevSize": 24,
           "code": 59938,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 86,
@@ -661,7 +669,7 @@
           "name": "icon-reset",
           "prevSize": 24,
           "code": 59939,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 61,
@@ -669,7 +677,7 @@
           "name": "icon-x-in-circle",
           "prevSize": 24,
           "code": 59940,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 84,
@@ -677,7 +685,7 @@
           "name": "icon-brightness",
           "prevSize": 24,
           "code": 59941,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 83,
@@ -685,7 +693,7 @@
           "name": "icon-contrast",
           "prevSize": 24,
           "code": 59942,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 87,
@@ -693,7 +701,7 @@
           "name": "icon-expand",
           "prevSize": 24,
           "code": 59943,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 89,
@@ -701,7 +709,7 @@
           "name": "icon-list-view",
           "prevSize": 24,
           "code": 59944,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 133,
@@ -709,7 +717,7 @@
           "name": "icon-grid-snap-to",
           "prevSize": 24,
           "code": 59945,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 132,
@@ -717,7 +725,7 @@
           "name": "icon-grid-snap-no",
           "prevSize": 24,
           "code": 59946,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 94,
@@ -725,7 +733,7 @@
           "name": "icon-frame-show",
           "prevSize": 24,
           "code": 59947,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 95,
@@ -733,7 +741,7 @@
           "name": "icon-frame-hide",
           "prevSize": 24,
           "code": 59948,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 97,
@@ -741,7 +749,7 @@
           "name": "icon-import",
           "prevSize": 24,
           "code": 59949,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 96,
@@ -749,7 +757,7 @@
           "name": "icon-export",
           "prevSize": 24,
           "code": 59950,
-          "tempChar": ""
+          "tempChar": ""
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@@ -757,7 +765,7 @@
           "name": "icon-font-size",
           "prevSize": 24,
           "code": 59951,
-          "tempChar": ""
+          "tempChar": ""
         },
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@@ -765,7 +773,7 @@
           "name": "icon-clear-data",
           "prevSize": 24,
           "code": 59952,
-          "tempChar": ""
+          "tempChar": ""
         },
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           "order": 173,
@@ -773,7 +781,7 @@
           "name": "icon-history",
           "prevSize": 24,
           "code": 59953,
-          "tempChar": ""
+          "tempChar": ""
         },
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@@ -781,7 +789,7 @@
           "name": "icon-arrow-up-to-parent",
           "prevSize": 24,
           "code": 59954,
-          "tempChar": ""
+          "tempChar": ""
         },
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@@ -789,7 +797,7 @@
           "name": "icon-crosshair-in-circle",
           "prevSize": 24,
           "code": 59955,
-          "tempChar": ""
+          "tempChar": ""
         },
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           "order": 185,
@@ -797,7 +805,7 @@
           "name": "icon-target",
           "prevSize": 24,
           "code": 59956,
-          "tempChar": ""
+          "tempChar": ""
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           "order": 187,
@@ -805,7 +813,7 @@
           "name": "icon-items-collapse",
           "prevSize": 24,
           "code": 59957,
-          "tempChar": ""
+          "tempChar": ""
         },
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@@ -813,7 +821,7 @@
           "name": "icon-items-expand",
           "prevSize": 24,
           "code": 59958,
-          "tempChar": ""
+          "tempChar": ""
         },
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           "order": 190,
@@ -821,7 +829,7 @@
           "name": "icon-3-dots",
           "prevSize": 24,
           "code": 59959,
-          "tempChar": ""
+          "tempChar": ""
         },
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@@ -829,7 +837,7 @@
           "name": "icon-grid-on",
           "prevSize": 24,
           "code": 59960,
-          "tempChar": ""
+          "tempChar": ""
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@@ -837,7 +845,7 @@
           "name": "icon-grid-off",
           "prevSize": 24,
           "code": 59961,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 191,
@@ -845,7 +853,7 @@
           "name": "icon-camera",
           "prevSize": 24,
           "code": 59962,
-          "tempChar": ""
+          "tempChar": ""
         },
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@@ -853,7 +861,7 @@
           "name": "icon-folders-collapse",
           "prevSize": 24,
           "code": 59963,
-          "tempChar": ""
+          "tempChar": ""
         },
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           "order": 144,
@@ -861,7 +869,7 @@
           "name": "icon-activity",
           "prevSize": 24,
           "code": 60160,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 104,
@@ -869,7 +877,7 @@
           "name": "icon-activity-mode",
           "prevSize": 24,
           "code": 60161,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 137,
@@ -877,7 +885,7 @@
           "name": "icon-autoflow-tabular",
           "prevSize": 24,
           "code": 60162,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 115,
@@ -885,7 +893,7 @@
           "name": "icon-clock",
           "prevSize": 24,
           "code": 60163,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 2,
@@ -893,7 +901,7 @@
           "name": "icon-database",
           "prevSize": 24,
           "code": 60164,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 3,
@@ -901,7 +909,7 @@
           "name": "icon-database-query",
           "prevSize": 24,
           "code": 60165,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 67,
@@ -909,7 +917,7 @@
           "name": "icon-dataset",
           "prevSize": 24,
           "code": 60166,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 59,
@@ -917,7 +925,7 @@
           "name": "icon-datatable",
           "prevSize": 24,
           "code": 60167,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 136,
@@ -925,7 +933,7 @@
           "name": "icon-dictionary",
           "prevSize": 24,
           "code": 60168,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 51,
@@ -933,7 +941,7 @@
           "name": "icon-folder",
           "prevSize": 24,
           "code": 60169,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 147,
@@ -941,7 +949,7 @@
           "name": "icon-image",
           "prevSize": 24,
           "code": 60170,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 4,
@@ -949,7 +957,7 @@
           "name": "icon-layout",
           "prevSize": 24,
           "code": 60171,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 24,
@@ -957,7 +965,7 @@
           "name": "icon-object",
           "prevSize": 24,
           "code": 60172,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 52,
@@ -965,7 +973,7 @@
           "name": "icon-object-unknown",
           "prevSize": 24,
           "code": 60173,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 105,
@@ -973,7 +981,7 @@
           "name": "icon-packet",
           "prevSize": 24,
           "code": 60174,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 126,
@@ -981,7 +989,7 @@
           "name": "icon-page",
           "prevSize": 24,
           "code": 60175,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 130,
@@ -989,7 +997,7 @@
           "name": "icon-plot-overlay",
           "prevSize": 24,
           "code": 60176,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 80,
@@ -997,7 +1005,7 @@
           "name": "icon-plot-stacked",
           "prevSize": 24,
           "code": 60177,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 134,
@@ -1005,7 +1013,7 @@
           "name": "icon-session",
           "prevSize": 24,
           "code": 60178,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 109,
@@ -1013,7 +1021,7 @@
           "name": "icon-tabular",
           "prevSize": 24,
           "code": 60179,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 107,
@@ -1021,7 +1029,7 @@
           "name": "icon-tabular-lad",
           "prevSize": 24,
           "code": 60180,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 106,
@@ -1029,7 +1037,7 @@
           "name": "icon-tabular-lad-set",
           "prevSize": 24,
           "code": 60181,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 70,
@@ -1037,7 +1045,7 @@
           "name": "icon-tabular-realtime",
           "prevSize": 24,
           "code": 60182,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 60,
@@ -1045,7 +1053,7 @@
           "name": "icon-tabular-scrolling",
           "prevSize": 24,
           "code": 60183,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 131,
@@ -1053,7 +1061,7 @@
           "name": "icon-telemetry",
           "prevSize": 24,
           "code": 60184,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 108,
@@ -1061,7 +1069,7 @@
           "name": "icon-timeline",
           "prevSize": 24,
           "code": 60185,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 81,
@@ -1069,7 +1077,7 @@
           "name": "icon-timer",
           "prevSize": 24,
           "code": 60186,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 69,
@@ -1077,7 +1085,7 @@
           "name": "icon-topic",
           "prevSize": 24,
           "code": 60187,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 79,
@@ -1085,7 +1093,7 @@
           "name": "icon-box-with-dashed-lines-v2",
           "prevSize": 24,
           "code": 60188,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 90,
@@ -1093,7 +1101,7 @@
           "name": "icon-summary-widget",
           "prevSize": 24,
           "code": 60189,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 92,
@@ -1101,7 +1109,7 @@
           "name": "icon-notebook",
           "prevSize": 24,
           "code": 60190,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 168,
@@ -1109,7 +1117,7 @@
           "name": "icon-tabs-view",
           "prevSize": 24,
           "code": 60191,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 117,
@@ -1117,7 +1125,7 @@
           "name": "icon-flexible-layout",
           "prevSize": 24,
           "code": 60192,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 166,
@@ -1125,7 +1133,7 @@
           "name": "icon-generator-sine",
           "prevSize": 24,
           "code": 60193,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 167,
@@ -1133,7 +1141,7 @@
           "name": "icon-generator-event",
           "prevSize": 24,
           "code": 60194,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 165,
@@ -1141,7 +1149,7 @@
           "name": "icon-gauge-v2",
           "prevSize": 24,
           "code": 60195,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 170,
@@ -1149,7 +1157,7 @@
           "name": "icon-spectra",
           "prevSize": 24,
           "code": 60196,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 171,
@@ -1157,7 +1165,7 @@
           "name": "icon-telemetry-spectra",
           "prevSize": 24,
           "code": 60197,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 172,
@@ -1165,7 +1173,7 @@
           "name": "icon-pushbutton",
           "prevSize": 24,
           "code": 60198,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 174,
@@ -1173,7 +1181,7 @@
           "name": "icon-conditional",
           "prevSize": 24,
           "code": 60199,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 178,
@@ -1181,7 +1189,7 @@
           "name": "icon-condition-widget",
           "prevSize": 24,
           "code": 60200,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 180,
@@ -1189,7 +1197,7 @@
           "name": "icon-alphanumeric",
           "prevSize": 24,
           "code": 60201,
-          "tempChar": ""
+          "tempChar": ""
         },
         {
           "order": 183,
@@ -1197,7 +1205,15 @@
           "name": "icon-image-telemetry",
           "prevSize": 24,
           "code": 60202,
-          "tempChar": ""
+          "tempChar": ""
+        },
+        {
+          "order": 198,
+          "id": 170,
+          "name": "icon-telemetry-aggregate",
+          "prevSize": 24,
+          "code": 60203,
+          "tempChar": ""
         }
       ],
       "id": 0,
@@ -2000,6 +2016,26 @@
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           }
         },
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+          "id": 169,
+          "paths": [
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+          ],
+          "attrs": [
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+          ],
+          "isMulticolor": false,
+          "isMulticolor2": false,
+          "grid": 16,
+          "tags": [
+            "icon-circle"
+          ],
+          "colorPermutations": {
+            "12552552551": [
+              {}
+            ]
+          }
+        },
         {
           "id": 105,
           "paths": [
@@ -3784,6 +3820,32 @@
               {}
             ]
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src/ui/layout/Layout.vue

@@ -53,7 +53,7 @@
             class="l-shell__pane-tree"
             handle="after"
             label="Browse"
-            collapsable
+            hide-param="hideTree"
             @start-resizing="onStartResizing"
             @end-resizing="onEndResizing"
         >
@@ -104,7 +104,7 @@
             class="l-shell__pane-inspector l-pane--holds-multipane"
             handle="before"
             label="Inspect"
-            collapsable
+            hide-param="hideInspector"
             @start-resizing="onStartResizing"
             @end-resizing="onEndResizing"
         >

src/ui/layout/LayoutSpec.js

@@ -0,0 +1,171 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2021, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT 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 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.
+ *****************************************************************************/
+
+import {
+    createOpenMct,
+    resetApplicationState
+} from 'utils/testing';
+import Vue from 'vue';
+import Layout from './Layout.vue';
+
+describe('Open MCT Layout:', () => {
+    let openmct;
+    let element;
+    let components;
+
+    beforeEach((done) => {
+        openmct = createOpenMct();
+        openmct.on('start', done);
+
+        // to silence error from BrowseBar.vue
+        spyOn(openmct.objectViews, 'get')
+            .and.callFake(() => []);
+
+        openmct.startHeadless();
+    });
+
+    afterEach(() => {
+        return resetApplicationState(openmct);
+    });
+
+    describe('the pane:', () => {
+        it('is displayed on layout load', async () => {
+            await createLayout();
+            await Vue.nextTick();
+
+            Object.entries(components).forEach(([name, component]) => {
+                expect(
+                    component.pane
+                ).toBeTruthy();
+
+                expect(
+                    isCollapsed(component.pane)
+                ).toBeFalse();
+            });
+        });
+
+        it('is collapsed on layout load if specified by a hide param', async () => {
+            setHideParams();
+
+            await createLayout();
+            await Vue.nextTick();
+
+            Object.entries(components).forEach(([name, component]) => {
+                expect(
+                    isCollapsed(component.pane)
+                ).toBeTrue();
+            });
+        });
+
+        it('on toggle collapses if expanded', async () => {
+            await createLayout();
+            toggleCollapseButtons();
+            await Vue.nextTick();
+
+            Object.entries(components).forEach(([name, component]) => {
+                expect(
+                    openmct.router.getSearchParam(component.param)
+                ).toEqual('true');
+
+                expect(
+                    isCollapsed(component.pane)
+                ).toBeTrue();
+            });
+        });
+
+        it('on toggle expands if collapsed', async () => {
+            setHideParams();
+
+            await createLayout();
+            toggleExpandButtons();
+            await Vue.nextTick();
+
+            Object.entries(components).forEach(([name, component]) => {
+                expect(
+                    openmct.router.getSearchParam(component.param)
+                ).not.toEqual('true');
+
+                expect(
+                    isCollapsed(component.pane)
+                ).toBeFalse();
+            });
+        });
+    });
+
+    async function createLayout() {
+        const el = document.createElement('div');
+        const child = document.createElement('div');
+        el.appendChild(child);
+
+        element = await new Vue({
+            el,
+            components: {
+                Layout
+            },
+            provide: {
+                openmct
+            },
+            template: `<Layout ref="layout"/>`
+        }).$mount().$el;
+
+        setComponents();
+    }
+
+    function setComponents() {
+        components = {
+            tree: {
+                param: 'hideTree',
+                pane: element.querySelector('.l-shell__pane-tree'),
+                collapseButton: element.querySelector('.l-shell__pane-tree .l-pane__collapse-button'),
+                expandButton: element.querySelector('.l-shell__pane-tree .l-pane__expand-button')
+            },
+            inspector: {
+                param: 'hideInspector',
+                pane: element.querySelector('.l-shell__pane-inspector'),
+                collapseButton: element.querySelector('.l-shell__pane-inspector .l-pane__collapse-button'),
+                expandButton: element.querySelector('.l-shell__pane-inspector .l-pane__expand-button')
+            }
+        };
+    }
+
+    function isCollapsed(el) {
+        return el.classList.contains('l-pane--collapsed');
+    }
+
+    function setHideParams() {
+        Object.entries(components).forEach(([name, component]) => {
+            openmct.router.setSearchParam(component.param, true);
+        });
+    }
+
+    function toggleCollapseButtons() {
+        Object.entries(components).forEach(([name, component]) => {
+            component.collapseButton.click();
+        });
+    }
+
+    function toggleExpandButtons() {
+        Object.entries(components).forEach(([name, component]) => {
+            component.expandButton.click();
+        });
+    }
+});

src/ui/layout/pane.vue

@@ -41,10 +41,6 @@
 
 <script>
 const COLLAPSE_THRESHOLD_PX = 40;
-const HIDE_TREE_PARAM = 'hideTree';
-const HIDE_INSPECTOR_PARAM = 'hideInspector';
-const PANE_INSPECTOR = 'Inspect';
-const PANE_TREE = 'Browse';
 
 export default {
     inject: ['openmct'],
@@ -56,13 +52,13 @@ export default {
                 return ['', 'before', 'after'].indexOf(value) !== -1;
             }
         },
-        collapsable: {
-            type: Boolean,
-            default: false
-        },
         label: {
             type: String,
             default: ''
+        },
+        hideParam: {
+            type: String,
+            default: ''
         }
     },
     data() {
@@ -71,6 +67,11 @@ export default {
             resizing: false
         };
     },
+    computed: {
+        collapsable() {
+            return this.hideParam && this.hideParam.length;
+        }
+    },
     beforeMount() {
         this.type = this.$parent.type;
         this.styleProp = (this.type === 'horizontal') ? 'width' : 'height';
@@ -78,39 +79,25 @@ export default {
     async mounted() {
         await this.$nextTick();
         // Hide tree and/or inspector pane if specified in URL
-        this.handleHideUrl();
-        this.openmct.router.on('change:params', this.handleHideUrl);
-    },
-    beforeDestroy() {
-        this.openmct.router.off('change:params', this.handleHideUrl);
+        if (this.collapsable) {
+            this.handleHideUrl();
+        }
     },
     methods: {
         toggleCollapse: function (e) {
-            let target = this.label === PANE_TREE ? HIDE_TREE_PARAM : HIDE_INSPECTOR_PARAM;
-            this.collapsed = !this.collapsed;
             if (this.collapsed) {
-                this.handleCollapse();
-                this.addHideParam(target);
-            } else {
                 this.handleExpand();
-                this.removeHideParam(target);
+                this.removeHideParam(this.hideParam);
+            } else {
+                this.handleCollapse();
+                this.addHideParam(this.hideParam);
             }
         },
         handleHideUrl: function () {
-            if (!this.collapsable) {
-                return;
-            }
+            const hideParam = this.openmct.router.getSearchParam(this.hideParam);
 
-            let hideTreeParam = this.openmct.router.getSearchParam(HIDE_TREE_PARAM);
-            let hideInspectorParam = this.openmct.router.getSearchParam(HIDE_INSPECTOR_PARAM);
-            let hideTree = hideTreeParam === 'true' && this.label === PANE_TREE;
-            let hideInspector = hideInspectorParam === 'true' && this.label === PANE_INSPECTOR;
-            if (hideTree || hideInspector) {
-                this.collapsed = true;
+            if (hideParam === 'true') {
                 this.handleCollapse();
-            } else {
-                this.collapsed = false;
-                this.handleExpand();
             }
         },
         addHideParam: function (target) {
@@ -122,11 +109,13 @@ export default {
         handleCollapse: function () {
             this.currentSize = (this.dragCollapse === true) ? this.initial : this.$el.style[this.styleProp];
             this.$el.style[this.styleProp] = '';
+            this.collapsed = true;
         },
         handleExpand: function () {
             this.$el.style[this.styleProp] = this.currentSize;
             delete this.currentSize;
             delete this.dragCollapse;
+            this.collapsed = false;
         },
         trackSize: function () {
             if (!this.dragCollapse === true) {

src/ui/layout/paneSpec.js

@@ -1,90 +0,0 @@
-/*****************************************************************************
- * Open MCT, Copyright (c) 2014-2021, United States Government
- * as represented by the Administrator of the National Aeronautics and Space
- * Administration. All rights reserved.
- *
- * Open MCT 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 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.
- *****************************************************************************/
-
-import {
-    createOpenMct,
-    resetApplicationState
-} from 'utils/testing';
-
-describe("the pane", () => {
-    let openmct;
-    let appHolder;
-    let element;
-    let child;
-    let resolveFunction;
-
-    beforeEach((done) => {
-        openmct = createOpenMct();
-
-        appHolder = document.createElement('div');
-        appHolder.style.width = '640px';
-        appHolder.style.height = '480px';
-
-        openmct = createOpenMct();
-        openmct.install(openmct.plugins.MyItems());
-        openmct.install(openmct.plugins.LocalTimeSystem());
-        openmct.install(openmct.plugins.UTCTimeSystem());
-
-        element = document.createElement('div');
-        child = document.createElement('div');
-        element.appendChild(child);
-
-        openmct.on('start', done);
-        openmct.start(appHolder);
-
-        document.body.append(appHolder);
-
-    });
-
-    afterEach(() => {
-        return resetApplicationState(openmct);
-    });
-    it('toggling tree will toggle tree hide params', (done) => {
-        document.querySelector('.l-shell__pane-tree .l-pane__collapse-button').click();
-        expect(openmct.router.getSearchParam('hideTree')).toBe('true');
-        done();
-    });
-
-    it('tree pane collapses when adding hide tree param in URL', () => {
-        openmct.router.setSearchParam('hideTree', 'true');
-        expect(document.querySelector('.l-shell__pane-tree.l-pane--collapsed')).toBeDefined();
-    });
-
-    it('inspector pane collapses when adding hide inspector param in URL', () => {
-        openmct.router.setSearchParam('hideInspector', 'true');
-        expect(document.querySelector('.l-shell__pane-inspector.l-pane--collapsed')).toBeDefined();
-    });
-
-    it('toggle inspector pane will toggle inspector hide param', (done) => {
-        // There's a short delay on addubg the param.
-        resolveFunction = () => {
-            setTimeout(() => {
-                expect(openmct.router.getSearchParam('hideInspector')).toBe('true');
-                done();
-            }, 500);
-        };
-
-        openmct.router.on('change:params', resolveFunction);
-        document.querySelector('.l-shell__pane-inspector .l-pane__collapse-button').click();
-    });
-
-});