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   1  /*----------------------------------------------------------------------------\
   2  |                                 Timer Class                                 |
   3  |-----------------------------------------------------------------------------|
   4  |                         Created by Erik Arvidsson                           |
   5  |                  (http://webfx.eae.net/contact.html#erik)                   |
   6  |                      For WebFX (http://webfx.eae.net/)                      |
   7  |-----------------------------------------------------------------------------|
   8  | Object Oriented Encapsulation  of setTimeout  fires ontimer when the  timer |
   9  | is triggered. Does not work in IE 5.00                                      |
  10  |-----------------------------------------------------------------------------|
  11  |                   Copyright (c) 2002, 2006 Erik Arvidsson                   |
  12  |-----------------------------------------------------------------------------|
  13  | Licensed under the Apache License, Version 2.0 (the "License"); you may not |
  14  | use this file except in compliance with the License.  You may obtain a copy |
  15  | of the License at http://www.apache.org/licenses/LICENSE-2.0                |
  16  | - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - |
  17  | Unless  required  by  applicable law or  agreed  to  in  writing,  software |
  18  | distributed under the License is distributed on an  "AS IS" BASIS,  WITHOUT |
  19  | WARRANTIES OR  CONDITIONS OF ANY KIND,  either express or implied.  See the |
  20  | License  for the  specific language  governing permissions  and limitations |
  21  | under the License.                                                          |
  22  |-----------------------------------------------------------------------------|
  23  | 2002-10-14 | Original version released                                      |
  24  | 2006-05-28 | Changed license to Apache Software License 2.0.                |
  25  |-----------------------------------------------------------------------------|
  26  | Created 2002-10-14 | All changes are in the log above. | Updated 2006-05-28 |
  27  \----------------------------------------------------------------------------*/
  28  
  29  function Timer(nPauseTime) {
  30      this._pauseTime = typeof nPauseTime == "undefined" ? 1000 : nPauseTime;
  31      this._timer = null;
  32      this._isStarted = false;
  33  }
  34  
  35  Timer.prototype.start = function () {
  36      if (this.isStarted())
  37          this.stop();
  38      var oThis = this;
  39      this._timer = window.setTimeout(function () {
  40          if (typeof oThis.ontimer == "function")
  41              oThis.ontimer();
  42      }, this._pauseTime);
  43      this._isStarted = false;
  44  };
  45  
  46  Timer.prototype.stop = function () {
  47      if (this._timer != null)
  48          window.clearTimeout(this._timer);
  49      this._isStarted = false;
  50  };
  51  
  52  Timer.prototype.isStarted = function () {
  53      return this._isStarted;
  54  };
  55  
  56  Timer.prototype.getPauseTime = function () {
  57      return this._pauseTime;
  58  };
  59  
  60  Timer.prototype.setPauseTime = function (nPauseTime) {
  61      this._pauseTime = nPauseTime;
  62  };