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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* @fileoverview Provides an implementation of the SystemTimer interface based
* on window's timer methods.
*/
'use strict';
/**
* Creates an implementation of the SystemTimer interface based on window's
* timer methods.
* @constructor
* @implements {SystemTimer}
*/
function WindowTimer() {}
/**
* Sets a single-shot timer.
* @param {function()} func Called back when the timer expires.
* @param {number} timeoutMillis How long until the timer fires, in
* milliseconds.
* @return {number} A timeout ID, which can be used to cancel the timer.
*/
WindowTimer.prototype.setTimeout = function(func, timeoutMillis) {
return window.setTimeout(func, timeoutMillis);
};
/**
* Clears a previously set timer.
* @param {number} timeoutId The ID of the timer to clear.
*/
WindowTimer.prototype.clearTimeout = function(timeoutId) {
window.clearTimeout(timeoutId);
};
/**
* Sets a repeating interval timer.
* @param {function()} func Called back each time the timer fires.
* @param {number} timeoutMillis How long until the timer fires, in
* milliseconds.
* @return {number} A timeout ID, which can be used to cancel the timer.
*/
WindowTimer.prototype.setInterval = function(func, timeoutMillis) {
return window.setInterval(func, timeoutMillis);
};
/**
* Clears a previously set interval timer.
* @param {number} timeoutId The ID of the timer to clear.
*/
WindowTimer.prototype.clearInterval = function(timeoutId) {
window.clearInterval(timeoutId);
};
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