@turbox3d/reactivity/es/utils/event.js

Large-scale reactive state management library

import _classCallCheck from "@babel/runtime/helpers/esm/classCallCheck";
import _createClass from "@babel/runtime/helpers/esm/createClass";
import { fail } from '@turbox3d/shared';
import { ctx } from '../const/config';
export var EEventName;
(function (EEventName) {
  EEventName["storeOnActive"] = "storeOnActive";
  EEventName["beforeStoreChange"] = "beforeStoreChange";
  EEventName["afterStoreChange"] = "afterStoreChange";
  EEventName["asyncAfterStoreChange"] = "asyncAfterStoreChange";
  EEventName["setProperty"] = "setProperty";
  EEventName["materialCallStackChange"] = "materialCallStackChange";
})(EEventName || (EEventName = {}));
var Emitter = /*#__PURE__*/function () {
  function Emitter() {
    _classCallCheck(this, Emitter);
    this.listeners = {};
  }
  return _createClass(Emitter, [{
    key: "on",
    value: function on(eventName, callback) {
      var listeners = this.listeners[eventName] || [];
      listeners.push(callback);
      this.listeners[eventName] = listeners;
    }
  }, {
    key: "emit",
    value: function emit(eventName, args) {
      var _this = this;
      if (ctx.devTool && window && window.__TURBOX_DEVTOOL_GLOBAL_HOOKS__) {
        window.__TURBOX_DEVTOOL_GLOBAL_HOOKS__.emit(eventName, args);
      }
      var listeners = this.listeners[eventName];
      if (!Array.isArray(listeners)) return;
      listeners.forEach(function (callback) {
        try {
          callback.apply(_this, [args]);
        } catch (e) {
          fail(e);
        }
      });
    }
  }, {
    key: "off",
    value: function off(eventName) {
      if (!this.listeners[eventName]) {
        return;
      }
      this.listeners[eventName] = [];
    }
  }]);
}();
export var emitter = new Emitter();