@tamagui/react-native-web-lite/dist/cjs/vendor/react-native/Animated/nodes/AnimatedNode.cjs

React Native for Web

"use strict";

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all) __defProp(target, name, {
    get: all[name],
    enumerable: true
  });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from)) if (!__hasOwnProp.call(to, key) && key !== except) __defProp(to, key, {
      get: () => from[key],
      enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
    });
  }
  return to;
};
var __toCommonJS = mod => __copyProps(__defProp({}, "__esModule", {
  value: true
}), mod);
var AnimatedNode_exports = {};
__export(AnimatedNode_exports, {
  AnimatedNode: () => AnimatedNode,
  default: () => AnimatedNode_default
});
module.exports = __toCommonJS(AnimatedNode_exports);
var import_NativeAnimatedHelper = require("../NativeAnimatedHelper.cjs");
var import_react_native_web_internals = require("@tamagui/react-native-web-internals");
const NativeAnimatedAPI = import_NativeAnimatedHelper.NativeAnimatedHelper.API;
let _uniqueId = 1;
class AnimatedNode {
  _listeners;
  _platformConfig;
  __nativeAnimatedValueListener;
  __attach() {}
  __detach() {
    if (this.__isNative && this.__nativeTag != null) {
      import_NativeAnimatedHelper.NativeAnimatedHelper.API.dropAnimatedNode(this.__nativeTag);
      this.__nativeTag = void 0;
    }
  }
  __getValue() {}
  __getAnimatedValue() {
    return this.__getValue();
  }
  __addChild(child) {}
  __removeChild(child) {}
  __getChildren() {
    return [];
  }
  /* Methods and props used by native Animated impl */
  __isNative;
  __nativeTag;
  __shouldUpdateListenersForNewNativeTag;
  constructor() {
    this._listeners = {};
  }
  __makeNative(platformConfig) {
    if (!this.__isNative) {
      throw new Error('This node cannot be made a "native" animated node');
    }
    this._platformConfig = platformConfig;
    if (this.hasListeners()) {
      this._startListeningToNativeValueUpdates();
    }
  }
  /**
   * Adds an asynchronous listener to the value so you can observe updates from
   * animations.  This is useful because there is no way to
   * synchronously read the value because it might be driven natively.
   *
   * See https://reactnative.dev/docs/animatedvalue#addlistener
   */
  addListener(callback) {
    const id = String(_uniqueId++);
    this._listeners[id] = callback;
    if (this.__isNative) {
      this._startListeningToNativeValueUpdates();
    }
    return id;
  }
  /**
   * Unregister a listener. The `id` param shall match the identifier
   * previously returned by `addListener()`.
   *
   * See https://reactnative.dev/docs/animatedvalue#removelistener
   */
  removeListener(id) {
    delete this._listeners[id];
    if (this.__isNative && !this.hasListeners()) {
      this._stopListeningForNativeValueUpdates();
    }
  }
  /**
   * Remove all registered listeners.
   *
   * See https://reactnative.dev/docs/animatedvalue#removealllisteners
   */
  removeAllListeners() {
    this._listeners = {};
    if (this.__isNative) {
      this._stopListeningForNativeValueUpdates();
    }
  }
  hasListeners() {
    return !!Object.keys(this._listeners).length;
  }
  _startListeningToNativeValueUpdates() {
    if (this.__nativeAnimatedValueListener && !this.__shouldUpdateListenersForNewNativeTag) {
      return;
    }
    if (this.__shouldUpdateListenersForNewNativeTag) {
      this.__shouldUpdateListenersForNewNativeTag = false;
      this._stopListeningForNativeValueUpdates();
    }
    NativeAnimatedAPI.startListeningToAnimatedNodeValue(this.__getNativeTag());
    this.__nativeAnimatedValueListener = import_NativeAnimatedHelper.NativeAnimatedHelper.nativeEventEmitter.addListener("onAnimatedValueUpdate", data => {
      if (data.tag !== this.__getNativeTag()) {
        return;
      }
      this.__onAnimatedValueUpdateReceived(data.value);
    });
  }
  __onAnimatedValueUpdateReceived(value) {
    this.__callListeners(value);
  }
  __callListeners(value) {
    for (const key in this._listeners) {
      this._listeners[key]({
        value
      });
    }
  }
  _stopListeningForNativeValueUpdates() {
    if (!this.__nativeAnimatedValueListener) {
      return;
    }
    this.__nativeAnimatedValueListener.remove();
    this.__nativeAnimatedValueListener = null;
    NativeAnimatedAPI.stopListeningToAnimatedNodeValue(this.__getNativeTag());
  }
  __getNativeTag() {
    import_NativeAnimatedHelper.NativeAnimatedHelper.assertNativeAnimatedModule();
    (0, import_react_native_web_internals.invariant)(this.__isNative, 'Attempt to get native tag from node not marked as "native"');
    const nativeTag = this.__nativeTag ?? import_NativeAnimatedHelper.NativeAnimatedHelper.generateNewNodeTag();
    if (this.__nativeTag == null) {
      this.__nativeTag = nativeTag;
      const config = this.__getNativeConfig();
      if (this._platformConfig) {
        config.platformConfig = this._platformConfig;
      }
      import_NativeAnimatedHelper.NativeAnimatedHelper.API.createAnimatedNode(nativeTag, config);
      this.__shouldUpdateListenersForNewNativeTag = true;
    }
    return nativeTag;
  }
  __getNativeConfig() {
    throw new Error("This JS animated node type cannot be used as native animated node");
  }
  toJSON() {
    return this.__getValue();
  }
  __getPlatformConfig() {
    return this._platformConfig;
  }
  __setPlatformConfig(platformConfig) {
    this._platformConfig = platformConfig;
  }
}
var AnimatedNode_default = AnimatedNode;