react-virtualized/dist/commonjs/utils/requestAnimationTimeout.js

React components for efficiently rendering large, scrollable lists and tabular data

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.bpfrpt_proptype_AnimationTimeoutId = exports.requestAnimationTimeout = exports.cancelAnimationTimeout = undefined;

var _promise = require('babel-runtime/core-js/promise');

var _promise2 = _interopRequireDefault(_promise);

var _animationFrame = require('./animationFrame');

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var bpfrpt_proptype_AnimationTimeoutId = process.env.NODE_ENV === 'production' ? null : {
  id: _propTypes2.default.number.isRequired
};
var cancelAnimationTimeout = exports.cancelAnimationTimeout = function cancelAnimationTimeout(frame) {
  return (0, _animationFrame.caf)(frame.id);
};

/**
 * Recursively calls requestAnimationFrame until a specified delay has been met or exceeded.
 * When the delay time has been reached the function you're timing out will be called.
 *
 * Credit: Joe Lambert (https://gist.github.com/joelambert/1002116#file-requesttimeout-js)
 */
var requestAnimationTimeout = exports.requestAnimationTimeout = function requestAnimationTimeout(callback, delay) {
  var start = void 0;
  // wait for end of processing current event handler, because event handler may be long
  _promise2.default.resolve().then(function () {
    start = Date.now();
  });

  var timeout = function timeout() {
    if (Date.now() - start >= delay) {
      callback.call();
    } else {
      frame.id = (0, _animationFrame.raf)(timeout);
    }
  };

  var frame = {
    id: (0, _animationFrame.raf)(timeout)
  };

  return frame;
};
exports.bpfrpt_proptype_AnimationTimeoutId = bpfrpt_proptype_AnimationTimeoutId;