@tamagui/react-native-web-lite/dist/esm/InteractionManager/index.mjs

React Native for Web

import { invariant } from "@tamagui/react-native-web-internals";
import EventEmitter from "../vendor/react-native/emitter/_EventEmitter.mjs";
import TaskQueue from "./TaskQueue.mjs";
import requestIdleCallback from "../modules/requestIdleCallback.mjs";
const _emitter = new EventEmitter(),
  InteractionManager = {
    Events: {
      interactionStart: "interactionStart",
      interactionComplete: "interactionComplete"
    },
    /**
     * Schedule a function to run after all interactions have completed.
     */
    runAfterInteractions(task) {
      const tasks = [],
        promise = new Promise(resolve => {
          _scheduleUpdate(), task && tasks.push(task), tasks.push({
            run: resolve,
            name: "resolve " + (task && task.name || "?")
          }), _taskQueue.enqueueTasks(tasks);
        });
      return {
        then: promise.then.bind(promise),
        done: promise.then.bind(promise),
        cancel: () => {
          _taskQueue.cancelTasks(tasks);
        }
      };
    },
    /**
     * Notify manager that an interaction has started.
     */
    createInteractionHandle() {
      _scheduleUpdate();
      const handle = ++_inc;
      return _addInteractionSet.add(handle), handle;
    },
    /**
     * Notify manager that an interaction has completed.
     */
    clearInteractionHandle(handle) {
      invariant(!!handle, "Must provide a handle to clear."), _scheduleUpdate(), _addInteractionSet.delete(handle), _deleteInteractionSet.add(handle);
    },
    addListener: _emitter.addListener.bind(_emitter),
    /**
     *
     * @param deadline
     */
    setDeadline(deadline) {
      _deadline = deadline;
    }
  },
  _interactionSet = /* @__PURE__ */new Set(),
  _addInteractionSet = /* @__PURE__ */new Set(),
  _deleteInteractionSet = /* @__PURE__ */new Set(),
  _taskQueue = new TaskQueue({
    onMoreTasks: _scheduleUpdate
  });
let _nextUpdateHandle = null,
  _inc = 0,
  _deadline = -1;
function _scheduleUpdate() {
  _nextUpdateHandle || (_deadline > 0 ? _nextUpdateHandle = setTimeout(_processUpdate) : _nextUpdateHandle = requestIdleCallback(_processUpdate));
}
function _processUpdate() {
  _nextUpdateHandle = null;
  const interactionCount = _interactionSet.size;
  _addInteractionSet.forEach(handle => _interactionSet.add(handle)), _deleteInteractionSet.forEach(handle => _interactionSet.delete(handle));
  const nextInteractionCount = _interactionSet.size;
  if (interactionCount !== 0 && nextInteractionCount === 0 ? _emitter.emit(InteractionManager.Events.interactionComplete) : interactionCount === 0 && nextInteractionCount !== 0 && _emitter.emit(InteractionManager.Events.interactionStart), nextInteractionCount === 0) {
    const begin = Date.now();
    for (; _taskQueue.hasTasksToProcess();) if (_taskQueue.processNext(), _deadline > 0 && Date.now() - begin >= _deadline) {
      _scheduleUpdate();
      break;
    }
  }
  _addInteractionSet.clear(), _deleteInteractionSet.clear();
}
var InteractionManager_default = InteractionManager;
export { InteractionManager_default as default };
//# sourceMappingURL=index.mjs.map