ng-zorro-antd
Version:
An enterprise-class UI components based on Ant Design and Angular
96 lines (91 loc) • 3.47 kB
JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
typeof define === 'function' && define.amd ? define('ng-zorro-antd/core/polyfill', ['exports'], factory) :
(global = global || self, factory((global['ng-zorro-antd'] = global['ng-zorro-antd'] || {}, global['ng-zorro-antd'].core = global['ng-zorro-antd'].core || {}, global['ng-zorro-antd'].core.polyfill = {})));
}(this, (function (exports) { 'use strict';
/**
* @fileoverview added by tsickle
* Generated from: request-animation.ts
* @suppress {checkTypes,constantProperty,extraRequire,missingOverride,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
// tslint:disable: typedef no-invalid-this
/** @type {?} */
var availablePrefixes = ['moz', 'ms', 'webkit'];
/**
* @return {?}
*/
function requestAnimationFramePolyfill() {
/** @type {?} */
var lastTime = 0;
return (/**
* @param {?} callback
* @return {?}
*/
function (callback) {
/** @type {?} */
var currTime = new Date().getTime();
/** @type {?} */
var timeToCall = Math.max(0, 16 - (currTime - lastTime));
/** @type {?} */
var id = setTimeout((/**
* @return {?}
*/
function () {
callback(currTime + timeToCall);
}), timeToCall);
lastTime = currTime + timeToCall;
return id;
});
}
/**
* @return {?}
*/
function getRequestAnimationFrame() {
if (typeof window === 'undefined') {
return (/**
* @return {?}
*/
function () { return 0; });
}
if (window.requestAnimationFrame) {
// https://github.com/vuejs/vue/issues/4465
return window.requestAnimationFrame.bind(window);
}
/** @type {?} */
var prefix = availablePrefixes.filter((/**
* @param {?} key
* @return {?}
*/
function (key) { return key + "RequestAnimationFrame" in window; }))[0];
return prefix ? ((/** @type {?} */ (window)))[prefix + "RequestAnimationFrame"] : requestAnimationFramePolyfill();
}
/**
* @param {?} id
* @return {?}
*/
function cancelRequestAnimationFrame(id) {
if (typeof window === 'undefined') {
return null;
}
if (window.cancelAnimationFrame) {
return window.cancelAnimationFrame(id);
}
/** @type {?} */
var prefix = availablePrefixes.filter((/**
* @param {?} key
* @return {?}
*/
function (key) { return key + "CancelAnimationFrame" in window || key + "CancelRequestAnimationFrame" in window; }))[0];
return prefix
? (((/** @type {?} */ (window)))[prefix + "CancelAnimationFrame"] || ((/** @type {?} */ (window)))[prefix + "CancelRequestAnimationFrame"])
// @ts-ignore
.call(this, id)
: clearTimeout(id);
}
/** @type {?} */
var reqAnimFrame = getRequestAnimationFrame();
exports.cancelRequestAnimationFrame = cancelRequestAnimationFrame;
exports.reqAnimFrame = reqAnimFrame;
Object.defineProperty(exports, '__esModule', { value: true });
})));
//# sourceMappingURL=ng-zorro-antd-core-polyfill.umd.js.map