/**

* jquery.timer.js
*
* Copyright (c) 2011 Jason Chavannes <jason.chavannes@gmail.com>
*
* http://jchavannes.com/jquery-timer
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/

;(function($) {

$.timer = function(func, time, autostart) { 
  this.set = function(func, time, autostart) {
    this.init = true;
    if(typeof func == 'object') {
      var paramList = ['autostart', 'time'];
      for(var arg in paramList) {if(func[paramList[arg]] != undefined) {eval(paramList[arg] + " = func[paramList[arg]]");}};
      func = func.action;
    }
    if(typeof func == 'function') {this.action = func;}
    if(!isNaN(time)) {this.intervalTime = time;}
    if(autostart && !this.isActive) {
      this.isActive = true;
      this.setTimer();
    }
    return this;
  };
  this.once = function(time) {
    var timer = this;
    if(isNaN(time)) {time = 0;}
    window.setTimeout(function() {timer.action();}, time);
    return this;
  };
  this.play = function(reset) {
    if(!this.isActive) {
      if(reset) {this.setTimer();}
      else {this.setTimer(this.remaining);}
      this.isActive = true;
    }
    return this;
  };
  this.pause = function() {
    if(this.isActive) {
      this.isActive = false;
      this.remaining -= new Date() - this.last;
      this.clearTimer();
    }
    return this;
  };
  this.stop = function() {
    this.isActive = false;
    this.remaining = this.intervalTime;
    this.clearTimer();
    return this;
  };
  this.toggle = function(reset) {
    if(this.isActive) {this.pause();}
    else if(reset) {this.play(true);}
    else {this.play();}
    return this;
  };
  this.reset = function() {
    this.isActive = false;
    this.play(true);
    return this;
  };
  this.clearTimer = function() {
    window.clearTimeout(this.timeoutObject);
  };
  this.setTimer = function(time) {
    var timer = this;
    if(typeof this.action != 'function') {return;}
    if(isNaN(time)) {time = this.intervalTime;}
    this.remaining = time;
    this.last = new Date();
    this.clearTimer();
    this.timeoutObject = window.setTimeout(function() {timer.go();}, time);
  };
  this.go = function() {
    if(this.isActive) {
      this.action();
      this.setTimer();
    }
  };

  if(this.init) {
    return new $.timer(func, time, autostart);
  } else {
    this.set(func, time, autostart);
    return this;
  }
};

})(jQuery);