Condition Widgets trigger hundreds of persistence calls. #5137

* Improve sizing strategy for gauges.
* Do not install gauge by default for now

Co-authored-by: Nikhil <nikhil.k.mandlik@nasa.gov>
Co-authored-by: Jamie Vigliotta <jamie.j.vigliotta@nasa.gov>
Co-authored-by: Andrew Henry <akhenry@gmail.com>

package.json

@@ -1,6 +1,6 @@
 {
   "name": "openmct",
-  "version": "2.0.3-SNAPSHOT",
+  "version": "2.0.3",
   "description": "The Open MCT core platform",
   "devDependencies": {
     "@babel/eslint-parser": "7.16.3",

src/MCT.js

@@ -232,6 +232,7 @@ define([
         this.actions = new api.ActionsAPI(this);
 
         this.status = new api.StatusAPI(this);
+        this.styleManager = new api.StyleManagerAPI(this);
 
         this.priority = api.PriorityAPI;
 
@@ -241,8 +242,6 @@ define([
         this.branding = BrandingAPI.default;
 
         // Plugins that are installed by default
-
-        this.install(this.plugins.Gauge());
         this.install(this.plugins.Plot());
         this.install(this.plugins.Chart());
         this.install(this.plugins.TelemetryTable.default());

src/api/api.js

@@ -31,6 +31,7 @@ define([
     './objects/ObjectAPI',
     './priority/PriorityAPI',
     './status/StatusAPI',
+    './styles/StyleManagerAPI',
     './telemetry/TelemetryAPI',
     './time/TimeAPI',
     './types/TypeRegistry',
@@ -46,6 +47,7 @@ define([
     ObjectAPI,
     PriorityAPI,
     StatusAPI,
+    StyleManagerAPI,
     TelemetryAPI,
     TimeAPI,
     TypeRegistry,
@@ -62,6 +64,7 @@ define([
         ObjectAPI: ObjectAPI,
         PriorityAPI: PriorityAPI.default,
         StatusAPI: StatusAPI.default,
+        StyleManagerAPI: StyleManagerAPI.default,
         TelemetryAPI: TelemetryAPI,
         TimeAPI: TimeAPI.default,
         TypeRegistry: TypeRegistry,

src/api/objects/Transaction.js

@@ -22,12 +22,14 @@
 
 export default class Transaction {
     constructor(objectAPI) {
-        this.dirtyObjects = new Set();
+        this.dirtyObjects = {};
         this.objectAPI = objectAPI;
     }
 
     add(object) {
-        this.dirtyObjects.add(object);
+        const key = this.objectAPI.makeKeyString(object.identifier);
+
+        this.dirtyObjects[key] = object;
     }
 
     cancel() {
@@ -37,7 +39,8 @@ export default class Transaction {
     commit() {
         const promiseArray = [];
         const save = this.objectAPI.save.bind(this.objectAPI);
-        this.dirtyObjects.forEach(object => {
+
+        Object.values(this.dirtyObjects).forEach(object => {
             promiseArray.push(this.createDirtyObjectPromise(object, save));
         });
 
@@ -48,7 +51,9 @@ export default class Transaction {
         return new Promise((resolve, reject) => {
             action(object)
                 .then((success) => {
-                    this.dirtyObjects.delete(object);
+                    const key = this.objectAPI.makeKeyString(object.identifier);
+
+                    delete this.dirtyObjects[key];
                     resolve(success);
                 })
                 .catch(reject);
@@ -57,7 +62,8 @@ export default class Transaction {
 
     getDirtyObject(identifier) {
         let dirtyObject;
-        this.dirtyObjects.forEach(object => {
+
+        Object.values(this.dirtyObjects).forEach(object => {
             const areIdsEqual = this.objectAPI.areIdsEqual(object.identifier, identifier);
             if (areIdsEqual) {
                 dirtyObject = object;
@@ -67,14 +73,11 @@ export default class Transaction {
         return dirtyObject;
     }
 
-    start() {
-        this.dirtyObjects = new Set();
-    }
-
     _clear() {
         const promiseArray = [];
         const refresh = this.objectAPI.refresh.bind(this.objectAPI);
-        this.dirtyObjects.forEach(object => {
+
+        Object.values(this.dirtyObjects).forEach(object => {
             promiseArray.push(this.createDirtyObjectPromise(object, refresh));
         });
 

src/api/objects/TransactionSpec.js

@@ -34,24 +34,24 @@ describe("Transaction Class", () => {
     });
 
     it('has no dirty objects', () => {
-        expect(transaction.dirtyObjects.size).toEqual(0);
+        expect(Object.keys(transaction.dirtyObjects).length).toEqual(0);
     });
 
     it('add(), adds object to dirtyObjects', () => {
         const mockDomainObjects = createMockDomainObjects();
         transaction.add(mockDomainObjects[0]);
-        expect(transaction.dirtyObjects.size).toEqual(1);
+        expect(Object.keys(transaction.dirtyObjects).length).toEqual(1);
     });
 
     it('cancel(), clears all dirtyObjects', (done) => {
         const mockDomainObjects = createMockDomainObjects(3);
         mockDomainObjects.forEach(transaction.add.bind(transaction));
 
-        expect(transaction.dirtyObjects.size).toEqual(3);
+        expect(Object.keys(transaction.dirtyObjects).length).toEqual(3);
 
         transaction.cancel()
             .then(success => {
-                expect(transaction.dirtyObjects.size).toEqual(0);
+                expect(Object.keys(transaction.dirtyObjects).length).toEqual(0);
             }).finally(done);
     });
 
@@ -59,12 +59,12 @@ describe("Transaction Class", () => {
         const mockDomainObjects = createMockDomainObjects(3);
         mockDomainObjects.forEach(transaction.add.bind(transaction));
 
-        expect(transaction.dirtyObjects.size).toEqual(3);
+        expect(Object.keys(transaction.dirtyObjects).length).toEqual(3);
         spyOn(objectAPI, 'save').and.callThrough();
 
         transaction.commit()
             .then(success => {
-                expect(transaction.dirtyObjects.size).toEqual(0);
+                expect(Object.keys(transaction.dirtyObjects).length).toEqual(0);
                 expect(objectAPI.save.calls.count()).toEqual(3);
             }).finally(done);
     });
@@ -73,7 +73,7 @@ describe("Transaction Class", () => {
         const mockDomainObjects = createMockDomainObjects();
         transaction.add(mockDomainObjects[0]);
 
-        expect(transaction.dirtyObjects.size).toEqual(1);
+        expect(Object.keys(transaction.dirtyObjects).length).toEqual(1);
         const dirtyObject = transaction.getDirtyObject(mockDomainObjects[0].identifier);
 
         expect(dirtyObject).toEqual(mockDomainObjects[0]);
@@ -82,7 +82,7 @@ describe("Transaction Class", () => {
     it('getDirtyObject(), returns empty dirtyObject for no active transaction', () => {
         const mockDomainObjects = createMockDomainObjects();
 
-        expect(transaction.dirtyObjects.size).toEqual(0);
+        expect(Object.keys(transaction.dirtyObjects).length).toEqual(0);
         const dirtyObject = transaction.getDirtyObject(mockDomainObjects[0].identifier);
 
         expect(dirtyObject).toEqual(undefined);

src/api/styles/StyleManagerAPI.js

@@ -0,0 +1,67 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2022, 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 EventEmitter from 'EventEmitter';
+
+export default class StyleManagerAPI extends EventEmitter {
+    constructor(openmct) {
+        super();
+
+        this._openmct = openmct;
+        this._styleCache = {};
+
+        this.get = this.get.bind(this);
+        this.set = this.set.bind(this);
+        this.observe = this.observe.bind(this);
+    }
+
+    get(identifier) {
+        let keyString = this._openmct.objects.makeKeyString(identifier);
+
+        return this._styleCache[keyString];
+    }
+
+    set(identifier, value) {
+        let keyString = this._openmct.objects.makeKeyString(identifier);
+
+        this._styleCache[keyString] = value;
+        this.emit(keyString, value);
+    }
+
+    delete(identifier) {
+        let keyString = this._openmct.objects.makeKeyString(identifier);
+
+        this._styleCache[keyString] = undefined;
+        this.emit(keyString, undefined);
+        delete this._styleCache[keyString];
+    }
+
+    observe(identifier, callback) {
+        let key = this._openmct.objects.makeKeyString(identifier);
+
+        this.on(key, callback);
+
+        return () => {
+            this.off(key, callback);
+        };
+    }
+}

src/plugins/LADTable/components/LADRow.vue

@@ -1,4 +1,3 @@
-
 /*****************************************************************************
  * Open MCT, Copyright (c) 2014-2022, United States Government
  * as represented by the Administrator of the National Aeronautics and Space
@@ -114,14 +113,12 @@ export default {
         this.metadata = this.openmct.telemetry.getMetadata(this.domainObject);
         this.formats = this.openmct.telemetry.getFormatMap(this.metadata);
         this.keyString = this.openmct.objects.makeKeyString(this.domainObject.identifier);
-        this.bounds = this.openmct.time.bounds();
 
         this.limitEvaluator = this.openmct
             .telemetry
             .limitEvaluator(this.domainObject);
 
         this.openmct.time.on('timeSystem', this.updateTimeSystem);
-        this.openmct.time.on('bounds', this.updateBounds);
 
         this.timestampKey = this.openmct.time.timeSystem().key;
 
@@ -135,72 +132,39 @@ export default {
 
         this.valueKey = this.valueMetadata ? this.valueMetadata.key : undefined;
 
-        this.unsubscribe = this.openmct
+        this.telemetryCollection = this.openmct.telemetry.requestCollection(this.domainObject, {
-            .telemetry
+            size: 1,
-            .subscribe(this.domainObject, this.setLatestValues);
+            strategy: 'latest'
-
+        });
-        this.requestHistory();
+        this.telemetryCollection.on('add', this.setLatestValues);
+        this.telemetryCollection.on('clear', this.resetValues);
+        this.telemetryCollection.load();
 
         if (this.hasUnits) {
             this.setUnit();
         }
     },
     destroyed() {
-        this.unsubscribe();
         this.openmct.time.off('timeSystem', this.updateTimeSystem);
-        this.openmct.time.off('bounds', this.updateBounds);
+        this.telemetryCollection.off('add', this.setLatestValues);
+        this.telemetryCollection.off('clear', this.resetValues);
     },
     methods: {
         updateView() {
             if (!this.updatingView) {
                 this.updatingView = true;
                 requestAnimationFrame(() => {
-                    let newTimestamp = this.getParsedTimestamp(this.latestDatum);
+                    this.timestamp = this.getParsedTimestamp(this.latestDatum);
-
+                    this.datum = this.latestDatum;
-                    if (this.shouldUpdate(newTimestamp)) {
-                        this.timestamp = newTimestamp;
-                        this.datum = this.latestDatum;
-                    }
-
                     this.updatingView = false;
                 });
             }
         },
-        setLatestValues(datum) {
+        setLatestValues(data) {
-            this.latestDatum = datum;
+            this.latestDatum = data[data.length - 1];
-
             this.updateView();
         },
-        shouldUpdate(newTimestamp) {
-            return this.inBounds(newTimestamp)
-                && (this.timestamp === undefined || newTimestamp > this.timestamp);
-        },
-        requestHistory() {
-            this.openmct
-                .telemetry
-                .request(this.domainObject, {
-                    start: this.bounds.start,
-                    end: this.bounds.end,
-                    size: 1,
-                    strategy: 'latest'
-                })
-                .then((array) => this.setLatestValues(array[array.length - 1]))
-                .catch((error) => {
-                    console.warn('Error fetching data', error);
-                });
-        },
-        updateBounds(bounds, isTick) {
-            this.bounds = bounds;
-            if (!isTick) {
-                this.resetValues();
-                this.requestHistory();
-            }
-        },
-        inBounds(timestamp) {
-            return timestamp >= this.bounds.start && timestamp <= this.bounds.end;
-        },
         updateTimeSystem(timeSystem) {
-            this.resetValues();
             this.timestampKey = timeSystem.key;
         },
         updateViewContext() {
@@ -241,4 +205,3 @@ export default {
     }
 };
 </script>
-

src/plugins/LADTable/pluginSpec.js

@@ -46,6 +46,7 @@ describe("The LAD Table", () => {
 
     let openmct;
     let ladPlugin;
+    let historicalProvider;
     let parent;
     let child;
     let telemetryCount = 3;
@@ -81,6 +82,13 @@ describe("The LAD Table", () => {
 
         spyOn(openmct.objects, 'get').and.returnValue(Promise.resolve({}));
 
+        historicalProvider = {
+            request: () => {
+                return Promise.resolve([]);
+            }
+        };
+        spyOn(openmct.telemetry, 'findRequestProvider').and.returnValue(historicalProvider);
+
         openmct.time.bounds({
             start: bounds.start,
             end: bounds.end
@@ -147,7 +155,7 @@ describe("The LAD Table", () => {
         // add another telemetry object as composition in lad table to test multi rows
         mockObj.ladTable.composition.push(anotherTelemetryObj.identifier);
 
-        beforeEach(async () => {
+        beforeEach(async (done) => {
             let telemetryRequestResolve;
             let telemetryObjectResolve;
             let anotherTelemetryObjectResolve;
@@ -166,11 +174,12 @@ describe("The LAD Table", () => {
                 callBack();
             });
 
-            openmct.telemetry.request.and.callFake(() => {
+            historicalProvider.request = () => {
                 telemetryRequestResolve(mockTelemetry);
 
                 return telemetryRequestPromise;
-            });
+            };
+
             openmct.objects.get.and.callFake((obj) => {
                 if (obj.key === 'telemetry-object') {
                     telemetryObjectResolve(mockObj.telemetry);
@@ -195,6 +204,8 @@ describe("The LAD Table", () => {
 
             await Promise.all([telemetryRequestPromise, telemetryObjectPromise, anotherTelemetryObjectPromise]);
             await Vue.nextTick();
+
+            done();
         });
 
         it("should show one row per object in the composition", () => {

src/plugins/condition/StyleRuleManager.js

@@ -25,6 +25,7 @@ import EventEmitter from 'EventEmitter';
 export default class StyleRuleManager extends EventEmitter {
     constructor(styleConfiguration, openmct, callback, suppressSubscriptionOnEdit) {
         super();
+
         this.openmct = openmct;
         this.callback = callback;
         this.refreshData = this.refreshData.bind(this);
@@ -152,6 +153,7 @@ export default class StyleRuleManager extends EventEmitter {
 
     updateDomainObjectStyle() {
         if (this.callback) {
+            this.emit('updateStyles', this.currentStyle);
             this.callback(Object.assign({}, this.currentStyle));
         }
     }

src/plugins/conditionWidget/components/ConditionWidget.vue

@@ -27,7 +27,7 @@
     :href="url"
 >
     <div class="c-condition-widget__label">
-        {{ internalDomainObject.conditionalLabel || internalDomainObject.label }}
+        {{ label }}
     </div>
 </component>
 </template>
@@ -39,10 +39,16 @@ export default {
     inject: ['openmct', 'domainObject'],
     data: function () {
         return {
-            internalDomainObject: this.domainObject
+            internalDomainObject: this.domainObject,
+            conditionalLabel: ''
         };
     },
     computed: {
+        label() {
+            return this.conditionalLabel.length
+                ? this.conditionalLabel
+                : this.internalDomainObject.label;
+        },
         urlDefined() {
             return this.internalDomainObject.url && this.internalDomainObject.url.length > 0;
         },
@@ -52,13 +58,31 @@ export default {
     },
     mounted() {
         this.unlisten = this.openmct.objects.observe(this.internalDomainObject, '*', this.updateInternalDomainObject);
+
+        this.unobserve = this.openmct.styleManager.observe(this.internalDomainObject.identifier, this.observeStyleManagerChanges.bind(this));
     },
     beforeDestroy() {
         if (this.unlisten) {
             this.unlisten();
         }
+
+        if (this.unobserve) {
+            this.openmct.styleManager.delete(this.internalDomainObject.identifier);
+            this.unobserve();
+        }
     },
     methods: {
+        observeStyleManagerChanges(styleManager) {
+            if (styleManager) {
+                this.styleManager = styleManager;
+                this.styleManager.on('updateStyles', this.updateConditionLabel);
+            } else {
+                this.styleManager.off('updateStyles', this.updateConditionLabel);
+            }
+        },
+        updateConditionLabel(styleObj = {}) {
+            this.conditionalLabel = styleObj.output || '';
+        },
         updateInternalDomainObject(domainObject) {
             this.internalDomainObject = domainObject;
         }

src/plugins/displayLayout/components/TelemetryView.vue

@@ -222,20 +222,18 @@ export default {
                 .then(this.setObject);
         }
 
-        this.openmct.time.on("bounds", this.refreshData);
-
         this.status = this.openmct.status.get(this.item.identifier);
         this.removeStatusListener = this.openmct.status.observe(this.item.identifier, this.setStatus);
     },
     beforeDestroy() {
-        this.removeSubscription();
         this.removeStatusListener();
 
         if (this.removeSelectable) {
             this.removeSelectable();
         }
 
-        this.openmct.time.off("bounds", this.refreshData);
+        this.telemetryCollection.off('add', this.setLatestValues);
+        this.telemetryCollection.off('clear', this.refreshData);
 
         if (this.mutablePromise) {
             this.mutablePromise.then(() => {
@@ -253,34 +251,9 @@ export default {
 
             return `At ${timeFormatter.format(this.datum)} ${this.domainObject.name} had a value of ${this.telemetryValue}${unit}`;
         },
-        requestHistoricalData() {
+        setLatestValues(data) {
-            let bounds = this.openmct.time.bounds();
+            this.latestDatum = data[data.length - 1];
-            let options = {
+            this.updateView();
-                start: bounds.start,
-                end: bounds.end,
-                size: 1,
-                strategy: 'latest'
-            };
-            this.openmct.telemetry.request(this.domainObject, options)
-                .then(data => {
-                    if (data.length > 0) {
-                        this.latestDatum = data[data.length - 1];
-                        this.updateView();
-                    }
-                });
-        },
-        subscribeToObject() {
-            this.subscription = this.openmct.telemetry.subscribe(this.domainObject, function (datum) {
-                const key = this.openmct.time.timeSystem().key;
-                const datumTimeStamp = datum[key];
-                if (this.openmct.time.clock() !== undefined
-                    || (datumTimeStamp
-                        && (this.openmct.time.bounds().end >= datumTimeStamp))
-                ) {
-                    this.latestDatum = datum;
-                    this.updateView();
-                }
-            }.bind(this));
         },
         updateView() {
             if (!this.updatingView) {
@@ -291,17 +264,10 @@ export default {
                 });
             }
         },
-        removeSubscription() {
-            if (this.subscription) {
-                this.subscription();
-                this.subscription = undefined;
-            }
-        },
         refreshData(bounds, isTick) {
             if (!isTick) {
                 this.latestDatum = undefined;
                 this.updateView();
-                this.requestHistoricalData(this.domainObject);
             }
         },
         setObject(domainObject) {
@@ -315,8 +281,13 @@ export default {
             const valueMetadata = this.metadata.value(this.item.value);
             this.customStringformatter = this.openmct.telemetry.customStringFormatter(valueMetadata, this.item.format);
 
-            this.requestHistoricalData();
+            this.telemetryCollection = this.openmct.telemetry.requestCollection(this.domainObject, {
-            this.subscribeToObject();
+                size: 1,
+                strategy: 'latest'
+            });
+            this.telemetryCollection.on('add', this.setLatestValues);
+            this.telemetryCollection.on('clear', this.refreshData);
+            this.telemetryCollection.load();
 
             this.currentObjectPath = this.objectPath.slice();
             this.currentObjectPath.unshift(this.domainObject);

src/plugins/gauge/GaugePluginSpec.js

@@ -53,6 +53,8 @@ describe('Gauge plugin', () => {
         openmct = createOpenMct();
         openmct.on('start', done);
 
+        openmct.install(openmct.plugins.Gauge());
+
         openmct.startHeadless();
     });
 
@@ -190,28 +192,27 @@ describe('Gauge plugin', () => {
         });
 
         it('renders gauge element', () => {
-            const gaugeElement = gaugeHolder.querySelectorAll('.c-gauge');
+            const gaugeElement = gaugeHolder.querySelectorAll('.js-gauge-wrapper');
             expect(gaugeElement.length).toBe(1);
         });
 
         it('renders major elements', () => {
-            const wrapperElement = gaugeHolder.querySelector('.c-gauge__wrapper');
+            const wrapperElement = gaugeHolder.querySelector('.js-gauge-wrapper');
-            const rangeElement = gaugeHolder.querySelector('.c-gauge__range');
+            const rangeElement = gaugeHolder.querySelector('.js-gauge-dial-range');
-            const curveElement = gaugeHolder.querySelector('.c-gauge__curval');
+            const valueElement = gaugeHolder.querySelector('.js-dial-current-value');
-            const dialElement = gaugeHolder.querySelector('.c-dial');
 
-            const hasMajorElements = Boolean(wrapperElement && rangeElement && curveElement && dialElement);
+            const hasMajorElements = Boolean(wrapperElement && rangeElement && valueElement);
 
             expect(hasMajorElements).toBe(true);
         });
 
         it('renders correct min max values', () => {
-            expect(gaugeHolder.querySelector('.c-gauge__range').textContent).toEqual(`${minValue} ${maxValue}`);
+            expect(gaugeHolder.querySelector('.js-gauge-dial-range').textContent).toEqual(`${minValue} ${maxValue}`);
         });
 
         it('renders correct current value', (done) => {
             function WatchUpdateValue() {
-                const textElement = gaugeHolder.querySelector('.c-gauge__curval-text');
+                const textElement = gaugeHolder.querySelector('.js-dial-current-value');
                 expect(Number(textElement.textContent).toFixed(gaugeViewObject.configuration.gaugeController.precision)).toBe(randomValue.toFixed(gaugeViewObject.configuration.gaugeController.precision));
                 done();
             }
@@ -326,28 +327,27 @@ describe('Gauge plugin', () => {
         });
 
         it('renders gauge element', () => {
-            const gaugeElement = gaugeHolder.querySelectorAll('.c-gauge');
+            const gaugeElement = gaugeHolder.querySelectorAll('.js-gauge-wrapper');
             expect(gaugeElement.length).toBe(1);
         });
 
         it('renders major elements', () => {
-            const wrapperElement = gaugeHolder.querySelector('.c-gauge__wrapper');
+            const wrapperElement = gaugeHolder.querySelector('.js-gauge-wrapper');
-            const rangeElement = gaugeHolder.querySelector('.c-gauge__range');
+            const rangeElement = gaugeHolder.querySelector('.js-gauge-dial-range');
-            const curveElement = gaugeHolder.querySelector('.c-gauge__curval');
+            const valueElement = gaugeHolder.querySelector('.js-dial-current-value');
-            const dialElement = gaugeHolder.querySelector('.c-dial');
 
-            const hasMajorElements = Boolean(wrapperElement && rangeElement && curveElement && dialElement);
+            const hasMajorElements = Boolean(wrapperElement && rangeElement && valueElement);
 
             expect(hasMajorElements).toBe(true);
         });
 
         it('renders correct min max values', () => {
-            expect(gaugeHolder.querySelector('.c-gauge__range').textContent).toEqual(`${minValue} ${maxValue}`);
+            expect(gaugeHolder.querySelector('.js-gauge-dial-range').textContent).toEqual(`${minValue} ${maxValue}`);
         });
 
         it('renders correct current value', (done) => {
             function WatchUpdateValue() {
-                const textElement = gaugeHolder.querySelector('.c-gauge__curval-text');
+                const textElement = gaugeHolder.querySelector('.js-dial-current-value');
                 expect(Number(textElement.textContent).toFixed(gaugeViewObject.configuration.gaugeController.precision)).toBe(randomValue.toFixed(gaugeViewObject.configuration.gaugeController.precision));
                 done();
             }
@@ -462,28 +462,27 @@ describe('Gauge plugin', () => {
         });
 
         it('renders gauge element', () => {
-            const gaugeElement = gaugeHolder.querySelectorAll('.c-gauge');
+            const gaugeElement = gaugeHolder.querySelectorAll('.js-gauge-wrapper');
             expect(gaugeElement.length).toBe(1);
         });
 
         it('renders major elements', () => {
-            const wrapperElement = gaugeHolder.querySelector('.c-gauge__wrapper');
+            const wrapperElement = gaugeHolder.querySelector('.js-gauge-wrapper');
-            const rangeElement = gaugeHolder.querySelector('.c-gauge__range');
+            const rangeElement = gaugeHolder.querySelector('.js-gauge-meter-range');
-            const curveElement = gaugeHolder.querySelector('.c-meter');
+            const valueElement = gaugeHolder.querySelector('.js-meter-current-value');
-            const dialElement = gaugeHolder.querySelector('.c-meter__bg');
 
-            const hasMajorElements = Boolean(wrapperElement && rangeElement && curveElement && dialElement);
+            const hasMajorElements = Boolean(wrapperElement && rangeElement && valueElement);
 
             expect(hasMajorElements).toBe(true);
         });
 
         it('renders correct min max values', () => {
-            expect(gaugeHolder.querySelector('.c-gauge__range').textContent).toEqual(`${maxValue} ${minValue}`);
+            expect(gaugeHolder.querySelector('.js-gauge-meter-range').textContent).toEqual(`${maxValue} ${minValue}`);
         });
 
         it('renders correct current value', (done) => {
             function WatchUpdateValue() {
-                const textElement = gaugeHolder.querySelector('.c-gauge__curval-text');
+                const textElement = gaugeHolder.querySelector('.js-meter-current-value');
                 expect(Number(textElement.textContent).toFixed(gaugeViewObject.configuration.gaugeController.precision)).toBe(randomValue.toFixed(gaugeViewObject.configuration.gaugeController.precision));
                 done();
             }
@@ -560,17 +559,16 @@ describe('Gauge plugin', () => {
         });
 
         it('renders gauge element', () => {
-            const gaugeElement = gaugeHolder.querySelectorAll('.c-gauge');
+            const gaugeElement = gaugeHolder.querySelectorAll('.js-gauge-wrapper');
             expect(gaugeElement.length).toBe(1);
         });
 
         it('renders major elements', () => {
-            const wrapperElement = gaugeHolder.querySelector('.c-gauge__wrapper');
+            const wrapperElement = gaugeHolder.querySelector('.js-gauge-wrapper');
-            const rangeElement = gaugeHolder.querySelector('.c-gauge__range');
+            const rangeElement = gaugeHolder.querySelector('.js-gauge-meter-range');
-            const curveElement = gaugeHolder.querySelector('.c-meter');
+            const valueElement = gaugeHolder.querySelector('.js-meter-current-value');
-            const dialElement = gaugeHolder.querySelector('.c-meter__bg');
 
-            const hasMajorElements = Boolean(wrapperElement && rangeElement && curveElement && dialElement);
+            const hasMajorElements = Boolean(wrapperElement && rangeElement && valueElement);
 
             expect(hasMajorElements).toBe(true);
         });
@@ -643,17 +641,16 @@ describe('Gauge plugin', () => {
         });
 
         it('renders gauge element', () => {
-            const gaugeElement = gaugeHolder.querySelectorAll('.c-gauge');
+            const gaugeElement = gaugeHolder.querySelectorAll('.js-gauge-wrapper');
             expect(gaugeElement.length).toBe(1);
         });
 
         it('renders major elements', () => {
-            const wrapperElement = gaugeHolder.querySelector('.c-gauge__wrapper');
+            const wrapperElement = gaugeHolder.querySelector('.js-gauge-wrapper');
             const rangeElement = gaugeHolder.querySelector('.c-gauge__range');
             const curveElement = gaugeHolder.querySelector('.c-meter');
-            const dialElement = gaugeHolder.querySelector('.c-meter__bg');
 
-            const hasMajorElements = Boolean(wrapperElement && rangeElement && curveElement && dialElement);
+            const hasMajorElements = Boolean(wrapperElement && rangeElement && curveElement);
 
             expect(hasMajorElements).toBe(true);
         });
@@ -772,28 +769,27 @@ describe('Gauge plugin', () => {
         });
 
         it('renders gauge element', () => {
-            const gaugeElement = gaugeHolder.querySelectorAll('.c-gauge');
+            const gaugeElement = gaugeHolder.querySelectorAll('.js-gauge-wrapper');
             expect(gaugeElement.length).toBe(1);
         });
 
         it('renders major elements', () => {
-            const wrapperElement = gaugeHolder.querySelector('.c-gauge__wrapper');
+            const wrapperElement = gaugeHolder.querySelector('.js-gauge-wrapper');
-            const rangeElement = gaugeHolder.querySelector('.c-gauge__range');
+            const rangeElement = gaugeHolder.querySelector('.js-gauge-dial-range');
-            const curveElement = gaugeHolder.querySelector('.c-gauge__curval');
+            const valueElement = gaugeHolder.querySelector('.js-dial-current-value');
-            const dialElement = gaugeHolder.querySelector('.c-dial');
 
-            const hasMajorElements = Boolean(wrapperElement && rangeElement && curveElement && dialElement);
+            const hasMajorElements = Boolean(wrapperElement && rangeElement && valueElement);
 
             expect(hasMajorElements).toBe(true);
         });
 
         it('renders correct min max values', () => {
-            expect(gaugeHolder.querySelector('.c-gauge__range').textContent).toEqual(`${gaugeViewObject.configuration.gaugeController.min} ${gaugeViewObject.configuration.gaugeController.max}`);
+            expect(gaugeHolder.querySelector('.js-gauge-dial-range').textContent).toEqual(`${gaugeViewObject.configuration.gaugeController.min} ${gaugeViewObject.configuration.gaugeController.max}`);
         });
 
         it('renders correct current value', (done) => {
             function WatchUpdateValue() {
-                const textElement = gaugeHolder.querySelector('.c-gauge__curval-text');
+                const textElement = gaugeHolder.querySelector('.js-dial-current-value');
                 expect(Number(textElement.textContent).toFixed(gaugeViewObject.configuration.gaugeController.precision)).toBe(randomValue.toFixed(gaugeViewObject.configuration.gaugeController.precision));
                 done();
             }

src/plugins/gauge/GaugeViewProvider.js

@@ -32,7 +32,9 @@ export default function GaugeViewProvider(openmct) {
             return domainObject.type === 'gauge';
         },
         canEdit: function (domainObject) {
-            return false;
+            if (domainObject.type === 'gauge') {
+                return true;
+            }
         },
         view: function (domainObject) {
             let component;

src/plugins/gauge/components/Gauge.vue

@@ -21,168 +21,259 @@
 *****************************************************************************/
 <template>
 <div
-    class="c-gauge"
+    class="c-gauge__wrapper js-gauge-wrapper"
     :class="`c-gauge--${gaugeType}`"
 >
-    <div class="c-gauge__wrapper">
+    <template v-if="typeDial">
-        <template v-if="typeDial">
+        <svg
-            <svg
+            width="0"
-                class="c-gauge__range"
+            height="0"
-                viewBox="0 0 512 512"
+            class="c-dial__clip-paths"
-            >
+        >
-                <text
+            <defs>
-                    v-if="displayMinMax"
+                <clipPath
-                    font-size="35"
+                    id="gaugeBgMask"
-                    transform="translate(105 455) rotate(-45)"
+                    clipPathUnits="objectBoundingBox"
-                >{{ rangeLow }}</text>
+                >
-                <text
+                    <path d="M0.853553 0.853553C0.944036 0.763071 1 0.638071 1 0.5C1 0.223858 0.776142 0 0.5 0C0.223858 0 0 0.223858 0 0.5C0 0.638071 0.0559644 0.763071 0.146447 0.853553L0.285934 0.714066C0.23115 0.659281 0.197266 0.583598 0.197266 0.5C0.197266 0.332804 0.332804 0.197266 0.5 0.197266C0.667196 0.197266 0.802734 0.332804 0.802734 0.5C0.802734 0.583598 0.76885 0.659281 0.714066 0.714066L0.853553 0.853553Z" />
-                    v-if="displayMinMax"
+                </clipPath>
-                    font-size="35"
+                <clipPath
-                    transform="translate(407 455) rotate(45)"
+                    id="gaugeValueMask"
-                    text-anchor="end"
+                    clipPathUnits="objectBoundingBox"
-                >{{ rangeHigh }}</text>
+                >
-            </svg>
+                    <path d="M0.18926 0.81074C0.109735 0.731215 0.0605469 0.621351 0.0605469 0.5C0.0605469 0.257298 0.257298 0.0605469 0.5 0.0605469C0.742702 0.0605469 0.939453 0.257298 0.939453 0.5C0.939453 0.621351 0.890265 0.731215 0.81074 0.81074L0.714066 0.714066C0.76885 0.659281 0.802734 0.583599 0.802734 0.5C0.802734 0.332804 0.667196 0.197266 0.5 0.197266C0.332804 0.197266 0.197266 0.332804 0.197266 0.5C0.197266 0.583599 0.23115 0.659281 0.285934 0.714066L0.18926 0.81074Z" />
+                </clipPath>
+            </defs>
+        </svg>
 
+        <svg
+            class="c-dial__range c-gauge__range js-gauge-dial-range"
+            viewBox="0 0 512 512"
+        >
+            <text
+                v-if="displayMinMax"
+                font-size="35"
+                transform="translate(105 455) rotate(-45)"
+            >{{ rangeLow }}</text>
+            <text
+                v-if="displayMinMax"
+                font-size="35"
+                transform="translate(407 455) rotate(45)"
+                text-anchor="end"
+            >{{ rangeHigh }}</text>
+        </svg>
+
+        <svg
+            class="c-dial__current-value-text-wrapper"
+            viewBox="0 0 512 512"
+        >
             <svg
                 v-if="displayCurVal"
-                class="c-gauge__curval"
+                class="c-dial__current-value-text-sizer"
                 :viewBox="curValViewBox"
             >
                 <text
-                    class="c-gauge__curval-text"
+                    class="c-dial__current-value-text js-dial-current-value"
                     lengthAdjust="spacing"
                     text-anchor="middle"
+                    style="transform: translate(50%, 70%)"
                 >{{ curVal }}</text>
             </svg>
+        </svg>
 
-            <div class="c-dial">
+        <svg
-                <svg
+            class="c-dial__bg"
-                    class="c-dial__bg"
+            viewBox="0 0 10 10"
-                    viewBox="0 0 512 512"
+        >
-                >
-                    <path d="M256,0C114.6,0,0,114.6,0,256S114.6,512,256,512,512,397.4,512,256,397.4,0,256,0Zm0,412A156,156,0,1,1,412,256,155.9,155.9,0,0,1,256,412Z" />
-                </svg>
 
-                <svg
+            <g
-                    v-if="limitHigh && dialHighLimitDeg < 270"
+                v-if="limitLow !== null && dialLowLimitDeg < getLimitDegree('low', 'max')"
-                    class="c-dial__limit-high"
+                class="c-dial__limit-low"
-                    viewBox="0 0 512 512"
+                :style="`transform: rotate(${dialLowLimitDeg}deg)`"
-                    :class="{
+            >
-                        'c-high-limit-clip--90': dialHighLimitDeg > 90,
+                <rect
-                        'c-high-limit-clip--180': dialHighLimitDeg >= 180
+                    v-if="dialLowLimitDeg >= getLimitDegree('low', 'q1')"
-                    }"
+                    class="c-dial__low-limit__low"
-                >
+                    x="5"
-                    <path
+                    y="5"
-                        d="M100,256A156,156,0,1,1,366.3,366.3L437,437a255.2,255.2,0,0,0,75-181C512,114.6,397.4,0,256,0S0,114.6,0,256A255.2,255.2,0,0,0,75,437l70.7-70.7A155.5,155.5,0,0,1,100,256Z"
+                    width="5"
-                        :style="`transform: rotate(${dialHighLimitDeg}deg)`"
+                    height="5"
-                    />
+                />
-                </svg>
+                <rect
+                    v-if="dialLowLimitDeg >= getLimitDegree('low', 'q2')"
+                    class="c-dial__low-limit__mid"
+                    x="5"
+                    y="0"
+                    width="5"
+                    height="5"
+                />
+                <rect
+                    v-if="dialLowLimitDeg >= getLimitDegree('low', 'q3')"
+                    class="c-dial__low-limit__high"
+                    x="0"
+                    y="0"
+                    width="5"
+                    height="5"
+                />
+            </g>
 
-                <svg
+            <g
-                    v-if="limitLow && dialLowLimitDeg < 270"
+                v-if="limitHigh !== null && dialHighLimitDeg < getLimitDegree('high', 'max')"
-                    class="c-dial__limit-low"
+                class="c-dial__limit-high"
-                    viewBox="0 0 512 512"
+                :style="`transform: rotate(${dialHighLimitDeg}deg)`"
-                    :class="{
+            >
-                        'c-dial-clip--90': dialLowLimitDeg < 90,
+                <rect
-                        'c-dial-clip--180': dialLowLimitDeg >= 90 && dialLowLimitDeg < 180
+                    v-if="dialHighLimitDeg <= getLimitDegree('high', 'max')"
-                    }"
+                    class="c-dial__high-limit__low"
-                >
+                    x="0"
-                    <path
+                    y="5"
-                        d="M256,100c86.2,0,156,69.8,156,156s-69.8,156-156,156c-43.1,0-82.1-17.5-110.3-45.7L75,437 c46.3,46.3,110.3,75,181,75c141.4,0,256-114.6,256-256S397.4,0,256,0C185.3,0,121.3,28.7,75,75l70.7,70.7 C173.9,117.5,212.9,100,256,100z"
+                    width="5"
-                        :style="`transform: rotate(${dialLowLimitDeg}deg)`"
+                    height="5"
-                    />
+                />
-                </svg>
+                <rect
+                    v-if="dialHighLimitDeg <= getLimitDegree('high', 'q2')"
+                    class="c-dial__high-limit__mid"
+                    x="0"
+                    y="0"
+                    width="5"
+                    height="5"
+                />
+                <rect
+                    v-if="dialHighLimitDeg <= getLimitDegree('high', 'q3')"
+                    class="c-dial__high-limit__high"
+                    x="5"
+                    y="0"
+                    width="5"
+                    height="5"
+                />
+            </g>
+        </svg>
 
-                <svg
+        <svg
-                    class="c-dial__value"
+            v-if="typeFilledDial"
-                    viewBox="0 0 512 512"
+            class="c-dial__filled-value-wrapper"
-                    :class="{
+            viewBox="0 0 10 10"
-                        'c-dial-clip--90': degValue < 90 && typeFilledDial,
+        >
-                        'c-dial-clip--180': degValue >= 90 && degValue < 180 && typeFilledDial
+            <g
-                    }"
+                class="c-dial__filled-value"
-                >
+                :style="`transform: rotate(${degValueFilledDial}deg)`"
-                    <path
+            >
-                        v-if="typeFilledDial && degValue > 0"
+                <rect
-                        d="M256,31A224.3,224.3,0,0,0,98.3,95.5l48.4,49.2a156,156,0,1,1-1,221.6L96.9,415.1A224.4,224.4,0,0,0,256,481c124.3,0,225-100.7,225-225S380.3,31,256,31Z"
+                    v-if="degValue >= getLimitDegree('low', 'q1')"
-                        :style="`transform: rotate(${degValue}deg)`"
+                    class="c-dial__filled-value__low"
-                    />
+                    x="5"
-                    <path
+                    y="5"
-                        v-if="typeNeedleDial && valueInBounds"
+                    width="5"
-                        d="M256,86c-93.9,0-170,76.1-170,170c0,43.9,16.6,83.9,43.9,114.1l-38.7,38.7c-3.3,3.3-3.3,8.7,0,12s8.7,3.3,12,0 l38.7-38.7C172.1,409.4,212.1,426,256,426c93.9,0,170-76.1,170-170S349.9,86,256,86z M256,411.7c-86,0-155.7-69.7-155.7-155.7 S170,100.3,256,100.3S411.7,170,411.7,256S342,411.7,256,411.7z"
+                    height="5"
-                        :style="`transform: rotate(${degValue}deg)`"
+                />
-                    />
+                <rect
-                </svg>
+                    v-if="degValue >= getLimitDegree('low', 'q2')"
+                    class="c-dial__filled-value__mid"
+                    x="5"
+                    y="0"
+                    width="5"
+                    height="5"
+                />
+                <rect
+                    v-if="degValue >= getLimitDegree('low', 'q3')"
+                    class="c-dial__filled-value__high"
+                    x="0"
+                    y="0"
+                    width="5"
+                    height="5"
+                />
+            </g>
+        </svg>
+
+        <svg
+            v-if="valueInBounds && typeNeedleDial"
+            class="c-dial__needle-value-wrapper"
+            viewBox="0 0 10 10"
+        >
+            <g
+                class="c-dial__needle-value"
+                :style="`transform: rotate(${degValue}deg)`"
+            >
+                <path d="M4.90234 9.39453L5.09766 9.39453L5.30146 8.20874C6.93993 8.05674 8.22265 6.67817 8.22266 5C8.22266 3.22018 6.77982 1.77734 5 1.77734C3.22018 1.77734 1.77734 3.22018 1.77734 5C1.77734 6.67817 3.06007 8.05674 4.69854 8.20874L4.90234 9.39453Z" />
+            </g>
+        </svg>
+    </template>
+
+    <template v-if="typeMeter">
+        <div class="c-meter">
+            <div
+                v-if="displayMinMax"
+                class="c-gauge__range c-meter__range js-gauge-meter-range"
+            >
+                <div class="c-meter__range__high">{{ rangeHigh }}</div>
+                <div class="c-meter__range__low">{{ rangeLow }}</div>
             </div>
-        </template>
+            <div class="c-meter__bg">
+                <template v-if="typeMeterVertical">
+                    <div
+                        class="c-meter__value"
+                        :style="`transform: translateY(${meterValueToPerc}%)`"
+                    ></div>
 
-        <template v-if="typeMeter">
+                    <div
-            <div class="c-meter">
+                        v-if="limitHigh !== null && meterHighLimitPerc > 0"
-                <div
+                        class="c-meter__limit-high"
-                    v-if="displayMinMax"
+                        :style="`height: ${meterHighLimitPerc}%`"
-                    class="c-gauge__range c-meter__range"
+                    ></div>
+
+                    <div
+                        v-if="limitLow !== null && meterLowLimitPerc > 0"
+                        class="c-meter__limit-low"
+                        :style="`height: ${meterLowLimitPerc}%`"
+                    ></div>
+                </template>
+
+                <template v-if="typeMeterHorizontal">
+                    <div
+                        class="c-meter__value"
+                        :style="`transform: translateX(${meterValueToPerc * -1}%)`"
+                    ></div>
+
+                    <div
+                        v-if="limitHigh !== null && meterHighLimitPerc > 0"
+                        class="c-meter__limit-high"
+                        :style="`width: ${meterHighLimitPerc}%`"
+                    ></div>
+
+                    <div
+                        v-if="limitLow !== null && meterLowLimitPerc > 0"
+                        class="c-meter__limit-low"
+                        :style="`width: ${meterLowLimitPerc}%`"
+                    ></div>
+                </template>
+
+                <svg
+                    class="c-meter__current-value-text-wrapper"
+                    viewBox="0 0 512 512"
                 >
-                    <div class="c-meter__range__high">{{ rangeHigh }}</div>
-                    <div class="c-meter__range__low">{{ rangeLow }}</div>
-                </div>
-                <div class="c-meter__bg">
-                    <template v-if="typeMeterVertical">
-                        <div
-                            class="c-meter__value"
-                            :style="`transform: translateY(${meterValueToPerc}%)`"
-                        ></div>
-
-                        <div
-                            v-if="limitHigh && meterHighLimitPerc > 0"
-                            class="c-meter__limit-high"
-                            :style="`height: ${meterHighLimitPerc}%`"
-                        ></div>
-
-                        <div
-                            v-if="limitLow && meterLowLimitPerc > 0"
-                            class="c-meter__limit-low"
-                            :style="`height: ${meterLowLimitPerc}%`"
-                        ></div>
-                    </template>
-
-                    <template v-if="typeMeterHorizontal">
-                        <div
-                            class="c-meter__value"
-                            :style="`transform: translateX(${meterValueToPerc * -1}%)`"
-                        ></div>
-
-                        <div
-                            v-if="limitHigh && meterHighLimitPerc > 0"
-                            class="c-meter__limit-high"
-                            :style="`width: ${meterHighLimitPerc}%`"
-                        ></div>
-
-                        <div
-                            v-if="limitLow && meterLowLimitPerc > 0"
-                            class="c-meter__limit-low"
-                            :style="`width: ${meterLowLimitPerc}%`"
-                        ></div>
-                    </template>
-
                     <svg
                         v-if="displayCurVal"
-                        class="c-gauge__curval"
+                        class="c-meter__current-value-text-sizer"
                         :viewBox="curValViewBox"
                         preserveAspectRatio="xMidYMid meet"
                     >
                         <text
-                            class="c-gauge__curval-text"
+                            class="c-dial__current-value-text js-meter-current-value"
-                            text-anchor="middle"
                             lengthAdjust="spacing"
+                            text-anchor="middle"
+                            style="transform: translate(50%, 70%)"
                         >{{ curVal }}</text>
                     </svg>
-                </div>
+                </svg>
             </div>
-        </template>
+        </div>
-    </div>
+    </template>
 </div>
 </template>
 
 <script>
+import { DIAL_VALUE_DEG_OFFSET, getLimitDegree } from '../gauge-limit-util';
+
 const LIMIT_PADDING_IN_PERCENT = 10;
 
 export default {
@@ -209,6 +300,13 @@ export default {
         degValue() {
             return this.percentToDegrees(this.valToPercent(this.curVal));
         },
+        degValueFilledDial() {
+            if (this.curVal > this.rangeHigh) {
+                return this.percentToDegrees(100);
+            }
+
+            return this.percentToDegrees(this.valToPercent(this.curVal));
+        },
         dialHighLimitDeg() {
             return this.percentToDegrees(this.valToPercent(this.limitHigh));
         },
@@ -299,6 +397,7 @@ export default {
         this.openmct.time.off('timeSystem', this.setTimeSystem);
     },
     methods: {
+        getLimitDegree: getLimitDegree,
         addTelemetryObjectAndSubscribe(domainObject) {
             this.telemetryObject = domainObject;
             this.request();
@@ -340,7 +439,7 @@ export default {
             return this.gaugeType.indexOf(str) !== -1;
         },
         percentToDegrees(vPercent) {
-            return this.round((vPercent / 100) * 270, 2);
+            return this.round(((vPercent / 100) * 270) + DIAL_VALUE_DEG_OFFSET, 2);
         },
         removeFromComposition(telemetryObject = this.telemetryObject) {
             let composition = this.domainObject.composition.filter(id =>
@@ -453,7 +552,7 @@ export default {
         valToPercent(vValue) {
             // Used by dial
             if (vValue >= this.rangeHigh && this.typeFilledDial) {
-                // Don't peg at 100% if the gaugeType isn't a filled shape
+                // For filled dial, clip values over the high range to prevent over-rotation
                 return 100;
             }
 

src/plugins/gauge/components/GaugeFormController.vue

@@ -27,6 +27,7 @@
         :class="model.cssClass"
     >
         <ToggleSwitch
+            :id="'gaugeToggle'"
             :checked="isUseTelemetryLimits"
             label="Use telemetry limits for minimum and maximum ranges"
             @change="toggleUseTelemetryLimits"

src/plugins/gauge/gauge-limit-util.js

@@ -0,0 +1,39 @@
+const GAUGE_LIMITS = {
+    q1: 0,
+    q2: 90,
+    q3: 180,
+    q4: 270
+};
+
+export const DIAL_VALUE_DEG_OFFSET = 45;
+
+// type: low, high
+// quadrant: low, mid, high, max
+export function getLimitDegree(type, quadrant) {
+    if (quadrant === 'max') {
+        return GAUGE_LIMITS.q4 + DIAL_VALUE_DEG_OFFSET;
+    }
+
+    return type === 'low'
+        ? getLowLimitDegree(quadrant)
+        : getHighLimitDegree(quadrant)
+    ;
+}
+
+function getLowLimitDegree(quadrant) {
+    return GAUGE_LIMITS[quadrant] + DIAL_VALUE_DEG_OFFSET;
+}
+
+function getHighLimitDegree(quadrant) {
+    if (quadrant === 'q1') {
+        return GAUGE_LIMITS.q4 + DIAL_VALUE_DEG_OFFSET;
+    }
+
+    if (quadrant === 'q2') {
+        return GAUGE_LIMITS.q3 + DIAL_VALUE_DEG_OFFSET;
+    }
+
+    if (quadrant === 'q3') {
+        return GAUGE_LIMITS.q2 + DIAL_VALUE_DEG_OFFSET;
+    }
+}

src/plugins/gauge/gauge.scss

@@ -1,9 +1,3 @@
-$dialClip: polygon(0 0, 100% 0, 100% 100%, 50% 50%, 0 100%);
-$dialClip90: polygon(0 0, 50% 50%, 0 100%);
-$dialClip180: polygon(0 0, 100% 0, 0 100%);
-$limitHighClip90: polygon(0 0, 100% 0, 100% 100%);
-$limitHighClip180: polygon(100% 0, 100% 100%, 0 100%);
-
 .is-object-type-gauge {
   overflow: hidden;
 }
@@ -13,10 +7,8 @@ $limitHighClip180: polygon(100% 0, 100% 100%, 0 100%);
 
   &.invalid,
   &.invalid.req { @include validationState($glyph-icon-x, $colorFormInvalid); }
-
   &.valid,
   &.valid.req { @include validationState($glyph-icon-check, $colorFormValid); }
-
   &.req { @include validationState($glyph-icon-asterisk, $colorFormRequired); }
 }
 
@@ -37,92 +29,47 @@ $limitHighClip180: polygon(100% 0, 100% 100%, 0 100%);
     @include abs();
     overflow: hidden;
   }
-
-  svg {
-    path {
-      transform-origin: center;
-    }
-
-    &.c-gauge__curval {
-      @include abs();
-      fill: $colorGaugeTextValue;
-      position: absolute;
-      width: 100%;
-      height: 100%;
-      z-index: 2;
-
-      .c-gauge__curval-text {
-        font-family: $heroFont;
-        transform: translate(50%, 75%);
-      }
-    }
-  }
-
-  &[class*='dial'] {
-    // Square aspect ratio
-    width: 100%;
-    padding-bottom: 100%;
-  }
-
-  &[class*='meter'] {
-    @include abs();
-  }
 }
 
 /********************************************** DIAL GAUGE */
-.c-dial {
+svg[class*='c-dial'] {
-  // Dial elements
+  max-height: 100%;
-  @include abs();
+  max-width: 100%;
-  clip-path: $dialClip;
+  position: absolute;
 
-  svg,
+  g {
-  &__ticks,
+    transform-origin: center;
-  &__bg,
-  &[class*='__limit'],
-  &__value {
-    @include abs();
-  }
-
-  .c-high-limit-clip--90 {
-    clip-path: $limitHighClip90;
-  }
-
-  .c-high-limit-clip--180 {
-    clip-path: $limitHighClip180;
-  }
-
-  &__limit-high path { fill: $colorGaugeLimitHigh; }
-  &__limit-low path { fill: $colorGaugeLimitLow; }
-
-  &__value,
-  &__limit-low {
-    &.c-dial-clip--90 {
-      clip-path: $dialClip90;
-    }
-
-    &.c-dial-clip--180 {
-      clip-path: $dialClip180;
-    }
-  }
-
-  &__value {
-    path,
-    polygon {
-      fill: $colorGaugeValue;
-    }
-  }
-
-  &__bg {
-    path {
-      fill: $colorGaugeBg;
-    }
   }
 }
 
-.c-gauge--dial-needle .c-dial__value {
+.c-dial {
-  path {
+  &__bg {
+    background: $colorGaugeBg;
+    clip-path: url(#gaugeBgMask);
+  }
+
+  &__limit-high rect { fill: $colorGaugeLimitHigh; }
+  &__limit-low rect { fill: $colorGaugeLimitLow; }
+
+  &__filled-value-wrapper {
+    clip-path: url(#gaugeValueMask);
+  }
+
+  &__needle-value-wrapper {
+    clip-path: url(#gaugeValueMask);
+  }
+
+  &__filled-value { fill: $colorGaugeValue; }
+
+  &__needle-value {
+    fill: $colorGaugeValue;
     transition: transform $transitionTimeGauge;
   }
+
+  &__current-value-text {
+    fill: $colorGaugeTextValue;
+    font-family: $heroFont;
+  }
 }
 
 /********************************************** METER GAUGE */
@@ -131,6 +78,13 @@ $limitHighClip180: polygon(100% 0, 100% 100%, 0 100%);
   @include abs();
   display: flex;
 
+  svg {
+    // current-value-text
+    position: absolute;
+    height: 100%;
+    width: 100%;
+  }
+
   &__range {
     display: flex;
     flex: 0 0 auto;

src/plugins/imagery/components/ImageryView.vue

@@ -143,13 +143,13 @@
                 <!-- spacecraft position fresh -->
                 <div
                     v-if="relatedTelemetry.hasRelatedTelemetry && isSpacecraftPositionFresh"
-                    class="c-imagery__age icon-check c-imagery--new"
+                    class="c-imagery__age icon-check c-imagery--new no-animation"
                 >POS</div>
 
                 <!-- camera position fresh -->
                 <div
                     v-if="relatedTelemetry.hasRelatedTelemetry && isCameraPositionFresh"
-                    class="c-imagery__age icon-check c-imagery--new"
+                    class="c-imagery__age icon-check c-imagery--new no-animation"
                 >CAM</div>
             </div>
             <div class="h-local-controls">
@@ -331,6 +331,16 @@ export default {
         },
         isImageNew() {
             let cutoff = FIVE_MINUTES;
+            if (this.imageFreshnessOptions) {
+                const { fadeOutDelayTime, fadeOutDurationTime} = this.imageFreshnessOptions;
+                // convert css duration to IS8601 format for parsing
+                const isoFormattedDuration = 'PT' + fadeOutDurationTime.toUpperCase();
+                const isoFormattedDelay = 'PT' + fadeOutDelayTime.toUpperCase();
+                const parsedDuration = moment.duration(isoFormattedDuration).asMilliseconds();
+                const parsedDelay = moment.duration(isoFormattedDelay).asMilliseconds();
+                cutoff = parsedDuration + parsedDelay;
+            }
+
             let age = this.numericDuration;
 
             return age < cutoff && !this.refreshCSS;
@@ -514,6 +524,8 @@ export default {
                 if (!this.isPaused) {
                     this.setFocusedImage(imageIndex);
                     this.scrollToRight();
+                } else {
+                    this.scrollToFocused();
                 }
             },
             deep: true
@@ -977,6 +989,7 @@ export default {
 
             this.setSizedImageDimensions();
             this.calculateViewHeight();
+            this.scrollToFocused();
         },
         setSizedImageDimensions() {
             this.focusedImageNaturalAspectRatio = this.$refs.focusedImage.naturalWidth / this.$refs.focusedImage.naturalHeight;

src/plugins/imagery/components/imagery-view.scss

@@ -1,3 +1,5 @@
+@use 'sass:math';
+
 @keyframes fade-out {
     from {
         background-color: rgba($colorOk, 0.5);
@@ -138,6 +140,9 @@
         animation-timing-function: ease-in;
         animation-iteration-count: 1;
         animation-fill-mode: forwards;
+        &.no-animation {
+            animation: none;
+        }
     }
 
 
@@ -211,7 +216,7 @@
     }
 
     .c-thumb {
-        $w: $imageThumbsD / 2;
+        $w: math.div($imageThumbsD, 2);
         min-width: $w;
         width: $w;
 

src/plugins/plot/MctTicks.vue

@@ -204,6 +204,8 @@ export default {
 
         updateTicks(forceRegeneration = false) {
             const range = this.axis.get('displayRange');
+            const logMode = this.axis.get('logMode');
+
             if (!range) {
                 delete this.min;
                 delete this.max;
@@ -231,7 +233,7 @@ export default {
                     step: newTicks[1] - newTicks[0]
                 };
 
-                newTicks = getFormattedTicks(newTicks, format);
+                newTicks = getFormattedTicks(newTicks, format, logMode);
 
                 this.ticks = newTicks;
                 this.shouldCheckWidth = true;

src/plugins/plot/configuration/YAxisModel.js

@@ -215,6 +215,10 @@ export default class YAxisModel extends Model {
 
             const _range = this.get('displayRange');
 
+            if (!_range) {
+                return;
+            }
+
             if (this.get('logMode')) {
                 _range.min = antisymlog(_range.min, 10);
                 _range.max = antisymlog(_range.max, 10);

src/plugins/plot/stackedPlot/mixins/objectStyles-mixin.js

@@ -132,12 +132,6 @@ export default {
                     }
                 }
             });
-
-            if (this.object && this.object.type === 'conditionWidget' && keys.includes('output')) {
-                this.openmct.objects.mutate(this.object, 'conditionalLabel', styleObj.output);
-            } else {
-                this.openmct.objects.mutate(this.object, 'conditionalLabel', '');
-            }
         }
     }
 };

src/plugins/plot/tickUtils.js

@@ -131,12 +131,17 @@ export function commonSuffix(a, b) {
     return a.slice(a.length - breakpoint);
 }
 
-export function getFormattedTicks(newTicks, format) {
+export function getFormattedTicks(newTicks, format, formatFloat) {
     newTicks = newTicks
         .map(function (tickValue) {
+            let formattedValue = format(tickValue);
+            if (formatFloat === true && typeof formattedValue === 'number' && !Number.isInteger(formattedValue)) {
+                formattedValue = parseFloat(formattedValue).toFixed(2);
+            }
+
             return {
                 value: tickValue,
-                text: format(tickValue)
+                text: formattedValue
             };
         });
 

src/ui/components/ObjectView.vue

@@ -127,6 +127,10 @@ export default {
     },
     methods: {
         clear() {
+            if (this.domainObject) {
+                this.openmct.styleManager.delete(this.domainObject.identifier);
+            }
+
             if (this.currentView) {
                 this.currentView.destroy();
                 if (this.$refs.objectViewWrapper) {
@@ -213,12 +217,6 @@ export default {
                     }
                 }
             });
-
-            if (this.domainObject && this.domainObject.type === 'conditionWidget' && keys.includes('output')) {
-                this.openmct.objects.mutate(this.domainObject, 'conditionalLabel', styleObj.output);
-            } else {
-                this.openmct.objects.mutate(this.domainObject, 'conditionalLabel', '');
-            }
         },
         updateView(immediatelySelect) {
             this.clear();
@@ -310,8 +308,10 @@ export default {
             this.initObjectStyles();
         },
         initObjectStyles() {
+            this.styleRuleManager = this.openmct.styleManager.get(this.domainObject.identifier);
             if (!this.styleRuleManager) {
                 this.styleRuleManager = new StyleRuleManager((this.domainObject.configuration && this.domainObject.configuration.objectStyles), this.openmct, this.updateStyle.bind(this), true);
+                this.openmct.styleManager.set(this.domainObject.identifier, this.styleRuleManager);
             } else {
                 this.styleRuleManager.updateObjectStyleConfig(this.domainObject.configuration && this.domainObject.configuration.objectStyles);
             }