import destroyObject from "../Core/destroyObject.js";
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import when from "../ThirdParty/when.js";
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/**
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* Represents content for a tile in a
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* {@link https://github.com/CesiumGS/3d-tiles/tree/main/specification|3D Tiles} tileset whose
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* content points to another 3D Tiles tileset.
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* <p>
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* Implements the {@link Cesium3DTileContent} interface.
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* </p>
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*
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* @alias Tileset3DTileContent
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* @constructor
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*
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* @private
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*/
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function Tileset3DTileContent(tileset, tile, resource, json) {
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this._tileset = tileset;
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this._tile = tile;
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this._resource = resource;
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this._readyPromise = when.defer();
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this.featurePropertiesDirty = false;
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this._groupMetadata = undefined;
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initialize(this, json);
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}
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Object.defineProperties(Tileset3DTileContent.prototype, {
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featuresLength: {
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get: function () {
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return 0;
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},
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},
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pointsLength: {
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get: function () {
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return 0;
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},
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},
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trianglesLength: {
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get: function () {
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return 0;
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},
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},
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geometryByteLength: {
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get: function () {
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return 0;
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},
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},
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texturesByteLength: {
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get: function () {
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return 0;
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},
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},
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batchTableByteLength: {
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get: function () {
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return 0;
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},
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},
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innerContents: {
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get: function () {
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return undefined;
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},
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},
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readyPromise: {
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get: function () {
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return this._readyPromise.promise;
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},
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},
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tileset: {
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get: function () {
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return this._tileset;
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},
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},
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tile: {
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get: function () {
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return this._tile;
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},
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},
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url: {
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get: function () {
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return this._resource.getUrlComponent(true);
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},
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},
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batchTable: {
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get: function () {
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return undefined;
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},
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},
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groupMetadata: {
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get: function () {
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return this._groupMetadata;
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},
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set: function (value) {
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this._groupMetadata = value;
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},
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},
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});
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function initialize(content, json) {
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content._tileset.loadTileset(content._resource, json, content._tile);
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content._readyPromise.resolve(content);
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}
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/**
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* Part of the {@link Cesium3DTileContent} interface. <code>Tileset3DTileContent</code>
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* always returns <code>false</code> since a tile of this type does not have any features.
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*/
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Tileset3DTileContent.prototype.hasProperty = function (batchId, name) {
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return false;
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};
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/**
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* Part of the {@link Cesium3DTileContent} interface. <code>Tileset3DTileContent</code>
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* always returns <code>undefined</code> since a tile of this type does not have any features.
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*/
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Tileset3DTileContent.prototype.getFeature = function (batchId) {
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return undefined;
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};
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Tileset3DTileContent.prototype.applyDebugSettings = function (
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enabled,
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color
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) {};
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Tileset3DTileContent.prototype.applyStyle = function (style) {};
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Tileset3DTileContent.prototype.update = function (tileset, frameState) {};
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Tileset3DTileContent.prototype.isDestroyed = function () {
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return false;
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};
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Tileset3DTileContent.prototype.destroy = function () {
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return destroyObject(this);
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};
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export default Tileset3DTileContent;
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