timer.js
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上传日期:2022-05-17
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- /*----------------------------------------------------------------------------
- | Timer Class |
- |-----------------------------------------------------------------------------|
- | Created by Erik Arvidsson |
- | (http://webfx.eae.net/contact.html#erik) |
- | For WebFX (http://webfx.eae.net/) |
- |-----------------------------------------------------------------------------|
- | Object Oriented Encapsulation of setTimeout fires ontimer when the timer |
- | is triggered. Does not work in IE 5.00 |
- |-----------------------------------------------------------------------------|
- | Copyright (c) 2002, 2006 Erik Arvidsson |
- |-----------------------------------------------------------------------------|
- | Licensed under the Apache License, Version 2.0 (the "License"); you may not |
- | use this file except in compliance with the License. You may obtain a copy |
- | of the License at http://www.apache.org/licenses/LICENSE-2.0 |
- | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
- | Unless required by applicable law or agreed to in writing, software |
- | distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
- | WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
- | License for the specific language governing permissions and limitations |
- | under the License. |
- |-----------------------------------------------------------------------------|
- | 2002-10-14 | Original version released |
- | 2006-05-28 | Changed license to Apache Software License 2.0. |
- |-----------------------------------------------------------------------------|
- | Created 2002-10-14 | All changes are in the log above. | Updated 2006-05-28 |
- ----------------------------------------------------------------------------*/
- function Timer(nPauseTime) {
- this._pauseTime = typeof nPauseTime == "undefined" ? 1000 : nPauseTime;
- this._timer = null;
- this._isStarted = false;
- }
- Timer.prototype.start = function () {
- if (this.isStarted())
- this.stop();
- var oThis = this;
- this._timer = window.setTimeout(function () {
- if (typeof oThis.ontimer == "function")
- oThis.ontimer();
- }, this._pauseTime);
- this._isStarted = false;
- };
- Timer.prototype.stop = function () {
- if (this._timer != null)
- window.clearTimeout(this._timer);
- this._isStarted = false;
- };
- Timer.prototype.isStarted = function () {
- return this._isStarted;
- };
- Timer.prototype.getPauseTime = function () {
- return this._pauseTime;
- };
- Timer.prototype.setPauseTime = function (nPauseTime) {
- this._pauseTime = nPauseTime;
- };