92 lines
3.8 KiB
JavaScript
92 lines
3.8 KiB
JavaScript
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'use strict';
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/**
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* @license Angular v<unknown>
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* (c) 2010-2022 Google LLC. https://angular.io/
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* License: MIT
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*/
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(function (factory) {
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typeof define === 'function' && define.amd ? define(factory) :
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factory();
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})((function () {
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'use strict';
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Zone.__load_patch('ResizeObserver', function (global, Zone, api) {
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var ResizeObserver = global['ResizeObserver'];
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if (!ResizeObserver) {
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return;
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}
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var resizeObserverSymbol = api.symbol('ResizeObserver');
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api.patchMethod(global, 'ResizeObserver', function (delegate) { return function (self, args) {
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var callback = args.length > 0 ? args[0] : null;
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if (callback) {
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args[0] = function (entries, observer) {
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var _this = this;
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var zones = {};
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var currZone = Zone.current;
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for (var _i = 0, entries_1 = entries; _i < entries_1.length; _i++) {
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var entry = entries_1[_i];
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var zone = entry.target[resizeObserverSymbol];
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if (!zone) {
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zone = currZone;
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}
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var zoneEntriesInfo = zones[zone.name];
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if (!zoneEntriesInfo) {
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zones[zone.name] = zoneEntriesInfo = { entries: [], zone: zone };
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}
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zoneEntriesInfo.entries.push(entry);
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}
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Object.keys(zones).forEach(function (zoneName) {
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var zoneEntriesInfo = zones[zoneName];
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if (zoneEntriesInfo.zone !== Zone.current) {
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zoneEntriesInfo.zone.run(callback, _this, [zoneEntriesInfo.entries, observer], 'ResizeObserver');
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}
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else {
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callback.call(_this, zoneEntriesInfo.entries, observer);
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}
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});
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};
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}
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return args.length > 0 ? new ResizeObserver(args[0]) : new ResizeObserver();
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}; });
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api.patchMethod(ResizeObserver.prototype, 'observe', function (delegate) { return function (self, args) {
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var target = args.length > 0 ? args[0] : null;
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if (!target) {
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return delegate.apply(self, args);
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}
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var targets = self[resizeObserverSymbol];
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if (!targets) {
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targets = self[resizeObserverSymbol] = [];
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}
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targets.push(target);
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target[resizeObserverSymbol] = Zone.current;
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return delegate.apply(self, args);
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}; });
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api.patchMethod(ResizeObserver.prototype, 'unobserve', function (delegate) { return function (self, args) {
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var target = args.length > 0 ? args[0] : null;
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if (!target) {
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return delegate.apply(self, args);
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}
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var targets = self[resizeObserverSymbol];
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if (targets) {
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for (var i = 0; i < targets.length; i++) {
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if (targets[i] === target) {
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targets.splice(i, 1);
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break;
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}
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}
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}
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target[resizeObserverSymbol] = undefined;
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return delegate.apply(self, args);
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}; });
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api.patchMethod(ResizeObserver.prototype, 'disconnect', function (delegate) { return function (self, args) {
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var targets = self[resizeObserverSymbol];
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if (targets) {
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targets.forEach(function (target) {
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target[resizeObserverSymbol] = undefined;
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});
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self[resizeObserverSymbol] = undefined;
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}
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return delegate.apply(self, args);
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}; });
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});
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}));
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