2021-10-28 06:27:35 -04:00
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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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,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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2020-09-03 15:02:23 -04:00
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interface ResizeObserverEntry {
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contentRect: {
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height: number;
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width: number;
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};
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}
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type ObserveCallback = (entries: ResizeObserverEntry[]) => void;
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const allCallbacks: ObserveCallback[] = [];
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export default function ResizeObserver(callback: ObserveCallback) {
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return {
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disconnect() {
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allCallbacks.splice(allCallbacks.indexOf(callback), 1);
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},
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observe() {
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if (callback) {
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allCallbacks.push(callback);
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}
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},
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2022-11-17 15:48:54 -05:00
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unobserve() {
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if (callback) {
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allCallbacks.splice(allCallbacks.indexOf(callback), 1);
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}
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},
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2020-09-03 15:02:23 -04:00
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};
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}
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2021-11-09 07:42:28 -05:00
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export const DEFAULT_OUTPUT: ResizeObserverEntry[] = [
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{ contentRect: { height: 300, width: 300 } },
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];
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2020-09-03 15:02:23 -04:00
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export function triggerResizeObserver(entries = DEFAULT_OUTPUT) {
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allCallbacks.forEach(fn => {
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fn(entries);
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});
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}
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