54 lines
2.0 KiB
JavaScript
54 lines
2.0 KiB
JavaScript
/*****************************************************************************
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* Open MCT, Copyright (c) 2014-2021, United States Government
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* as represented by the Administrator of the National Aeronautics and Space
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* Administration. All rights reserved.
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*
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* Open MCT is licensed under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* Open MCT includes source code licensed under additional open source
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* licenses. See the Open Source Licenses file (LICENSES.md) included with
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* this source code distribution or the Licensing information page available
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* at runtime from the About dialog for additional information.
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*****************************************************************************/
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import { BAR_GRAPH_KEY } from './BarGraphConstants';
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export default function BarGraphCompositionPolicy(openmct) {
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function hasRange(metadata) {
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const rangeValues = metadata.valuesForHints(['range']);
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return rangeValues.length > 0;
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}
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function hasBarGraphTelemetry(domainObject) {
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if (!openmct.telemetry.isTelemetryObject(domainObject)) {
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return false;
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}
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let metadata = openmct.telemetry.getMetadata(domainObject);
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return metadata.values().length > 0 && hasRange(metadata);
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}
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return {
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allow: function (parent, child) {
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if ((parent.type === BAR_GRAPH_KEY)
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&& (hasBarGraphTelemetry(child) === false)
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) {
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return false;
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}
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return true;
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}
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};
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}
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