Add existing to tracked

node_modules/@cesium/engine/Source/Scene/ImplicitSubtreeMetadata.js

@@ -0,0 +1,191 @@
+import Check from "../Core/Check.js";
+import Frozen from "../Core/Frozen.js";
+import defined from "../Core/defined.js";
+import MetadataEntity from "./MetadataEntity.js";
+
+/**
+ * Metadata about an implicit subtree.
+ * <p>
+ * See the {@link https://github.com/CesiumGS/3d-tiles/tree/main/extensions/3DTILES_metadata|3DTILES_metadata Extension} for 3D Tiles
+ * </p>
+ *
+ * @param {object} options Object with the following properties:
+ * @param {object} options.subtreeMetadata The subtree metadata JSON object.
+ * @param {MetadataClass} options.class The class that subtree metadata conforms to.
+ *
+ * @alias ImplicitSubtreeMetadata
+ * @constructor
+ * @private
+ * @experimental This feature is using part of the 3D Tiles spec that is not final and is subject to change without Cesium's standard deprecation policy.
+ */
+function ImplicitSubtreeMetadata(options) {
+  options = options ?? Frozen.EMPTY_OBJECT;
+  const subtreeMetadata = options.subtreeMetadata;
+  const metadataClass = options.class;
+
+  //>>includeStart('debug', pragmas.debug);
+  Check.typeOf.object("options.subtreeMetadata", subtreeMetadata);
+  Check.typeOf.object("options.class", metadataClass);
+  //>>includeEnd('debug');
+
+  const properties = defined(subtreeMetadata.properties)
+    ? subtreeMetadata.properties
+    : {};
+
+  this._class = metadataClass;
+  this._properties = properties;
+  this._extras = subtreeMetadata.extras;
+  this._extensions = subtreeMetadata.extensions;
+}
+
+Object.defineProperties(ImplicitSubtreeMetadata.prototype, {
+  /**
+   * The class that properties conform to.
+   *
+   * @memberof ImplicitSubtreeMetadata.prototype
+   * @type {MetadataClass}
+   * @readonly
+   * @private
+   */
+  class: {
+    get: function () {
+      return this._class;
+    },
+  },
+
+  /**
+   * Extra user-defined properties.
+   *
+   * @memberof ImplicitSubtreeMetadata.prototype
+   * @type {object}
+   * @readonly
+   * @private
+   */
+  extras: {
+    get: function () {
+      return this._extras;
+    },
+  },
+
+  /**
+   * An object containing extensions.
+   *
+   * @memberof ImplicitSubtreeMetadata.prototype
+   * @type {object}
+   * @readonly
+   * @private
+   */
+  extensions: {
+    get: function () {
+      return this._extensions;
+    },
+  },
+});
+
+/**
+ * Returns whether the subtree has this property.
+ *
+ * @param {string} propertyId The case-sensitive ID of the property.
+ * @returns {boolean} Whether the subtree has this property.
+ * @private
+ */
+ImplicitSubtreeMetadata.prototype.hasProperty = function (propertyId) {
+  return MetadataEntity.hasProperty(propertyId, this._properties, this._class);
+};
+
+/**
+ * Returns whether the subtree has a property with the given semantic.
+ *
+ * @param {string} semantic The case-sensitive semantic of the property.
+ * @returns {boolean} Whether the subtree has a property with the given semantic.
+ * @private
+ */
+ImplicitSubtreeMetadata.prototype.hasPropertyBySemantic = function (semantic) {
+  return MetadataEntity.hasPropertyBySemantic(
+    semantic,
+    this._properties,
+    this._class,
+  );
+};
+
+/**
+ * Returns an array of property IDs.
+ *
+ * @param {string[]} [results] An array into which to store the results.
+ * @returns {string[]} The property IDs.
+ * @private
+ */
+ImplicitSubtreeMetadata.prototype.getPropertyIds = function (results) {
+  return MetadataEntity.getPropertyIds(this._properties, this._class, results);
+};
+
+/**
+ * Returns a copy of the value of the property with the given ID.
+ * <p>
+ * If the property is normalized the normalized value is returned.
+ * </p>
+ *
+ * @param {string} propertyId The case-sensitive ID of the property.
+ * @returns {*} The value of the property or <code>undefined</code> if the subtree does not have this property.
+ * @private
+ */
+ImplicitSubtreeMetadata.prototype.getProperty = function (propertyId) {
+  return MetadataEntity.getProperty(propertyId, this._properties, this._class);
+};
+
+/**
+ * Sets the value of the property with the given ID.
+ * <p>
+ * If the property is normalized a normalized value must be provided to this function.
+ * </p>
+ *
+ * @param {string} propertyId The case-sensitive ID of the property.
+ * @param {*} value The value of the property that will be copied.
+ * @returns {boolean} <code>true</code> if the property was set, <code>false</code> otherwise.
+ * @private
+ */
+ImplicitSubtreeMetadata.prototype.setProperty = function (propertyId, value) {
+  return MetadataEntity.setProperty(
+    propertyId,
+    value,
+    this._properties,
+    this._class,
+  );
+};
+
+/**
+ * Returns a copy of the value of the property with the given semantic.
+ *
+ * @param {string} semantic The case-sensitive semantic of the property.
+ * @returns {*} The value of the property or <code>undefined</code> if the subtree does not have this semantic.
+ * @private
+ */
+ImplicitSubtreeMetadata.prototype.getPropertyBySemantic = function (semantic) {
+  return MetadataEntity.getPropertyBySemantic(
+    semantic,
+    this._properties,
+    this._class,
+  );
+};
+
+/**
+ * Sets the value of the property with the given semantic.
+ *
+ * @param {string} semantic The case-sensitive semantic of the property.
+ * @param {*} value The value of the property that will be copied.
+ * @returns {boolean} <code>true</code> if the property was set, <code>false</code> otherwise.
+ * @private
+ */
+ImplicitSubtreeMetadata.prototype.setPropertyBySemantic = function (
+  semantic,
+  value,
+) {
+  return MetadataEntity.setPropertyBySemantic(
+    semantic,
+    value,
+    this._properties,
+    this._class,
+  );
+};
+
+export default ImplicitSubtreeMetadata;