@itwin/core-frontend
Version:
iTwin.js frontend components
57 lines • 2.14 kB
JavaScript
;
/*---------------------------------------------------------------------------------------------
* Copyright (c) Bentley Systems, Incorporated. All rights reserved.
* See LICENSE.md in the project root for license terms and full copyright notice.
*--------------------------------------------------------------------------------------------*/
/** @packageDocumentation
* @module Tiles
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.DisclosedTileTreeSet = void 0;
const core_bentley_1 = require("@itwin/core-bentley");
/** A set of [[TileTree]]s disclosed by a set of objects implementing [[TileTreeDiscloser]], used to collect references to tile trees in use by those objects.
* @public
* @extensions
*/
class DisclosedTileTreeSet {
_processed = new Set();
_trees;
/** Construct a new set.
* @param comparator If supplied, a comparison function used to determine the order of iteration of the set; otherwise, iteration will proceed in insertion order.
*/
constructor(comparator) {
this._trees = comparator ? new core_bentley_1.OrderedSet(comparator) : new Set();
}
/** Returns true if the specified tree has been [[add]]ed to the set. */
has(tree) {
return this._trees.has(tree);
}
/** Adds the specified tree to the set. */
add(tree) {
this._trees.add(tree);
}
/** Iterates all trees in the set.
* @note Do not [[add]] to the set during iteration.
*/
[Symbol.iterator]() {
return this._trees[Symbol.iterator]();
}
/** The number of trees in the set. */
get size() {
return this._trees.size;
}
/** Add all tile trees referenced by `discloser` to the set. */
disclose(discloser) {
if (this._processed.has(discloser))
return;
this._processed.add(discloser);
discloser.discloseTileTrees(this);
}
/** Clear the contents of this set. */
clear() {
this._processed.clear();
this._trees.clear();
}
}
exports.DisclosedTileTreeSet = DisclosedTileTreeSet;
//# sourceMappingURL=DisclosedTileTreeSet.js.map