source: trunk/prototype/app/plugins/datejs/time.js @ 5341

/**
 * Version: 1.0 Alpha-1 
 * Build Date: 13-Nov-2007
 * Copyright (c) 2006-2007, Coolite Inc. (http://www.coolite.com/). All rights reserved.
 * License: Licensed under The MIT License. See license.txt and http://www.datejs.com/license/. 
 * Website: http://www.datejs.com/ or http://www.coolite.com/datejs/
 */
TimeSpan=function(days,hours,minutes,seconds,milliseconds){this.days=0;this.hours=0;this.minutes=0;this.seconds=0;this.milliseconds=0;if(arguments.length==5){this.days=days;this.hours=hours;this.minutes=minutes;this.seconds=seconds;this.milliseconds=milliseconds;}
else if(arguments.length==1&&typeof days=="number"){var orient=(days<0)?-1:+1;this.milliseconds=Math.abs(days);this.days=Math.floor(this.milliseconds/(24*60*60*1000))*orient;this.milliseconds=this.milliseconds%(24*60*60*1000);this.hours=Math.floor(this.milliseconds/(60*60*1000))*orient;this.milliseconds=this.milliseconds%(60*60*1000);this.minutes=Math.floor(this.milliseconds/(60*1000))*orient;this.milliseconds=this.milliseconds%(60*1000);this.seconds=Math.floor(this.milliseconds/1000)*orient;this.milliseconds=this.milliseconds%1000;this.milliseconds=this.milliseconds*orient;return this;}
else{return null;}};TimeSpan.prototype.compare=function(timeSpan){var t1=new Date(1970,1,1,this.hours(),this.minutes(),this.seconds()),t2;if(timeSpan===null){t2=new Date(1970,1,1,0,0,0);}
else{t2=new Date(1970,1,1,timeSpan.hours(),timeSpan.minutes(),timeSpan.seconds());}
return(t1>t2)?1:(t1<t2)?-1:0;};TimeSpan.prototype.add=function(timeSpan){return(timeSpan===null)?this:this.addSeconds(timeSpan.getTotalMilliseconds()/1000);};TimeSpan.prototype.subtract=function(timeSpan){return(timeSpan===null)?this:this.addSeconds(-timeSpan.getTotalMilliseconds()/1000);};TimeSpan.prototype.addDays=function(n){return new TimeSpan(this.getTotalMilliseconds()+(n*24*60*60*1000));};TimeSpan.prototype.addHours=function(n){return new TimeSpan(this.getTotalMilliseconds()+(n*60*60*1000));};TimeSpan.prototype.addMinutes=function(n){return new TimeSpan(this.getTotalMilliseconds()+(n*60*1000));};TimeSpan.prototype.addSeconds=function(n){return new TimeSpan(this.getTotalMilliseconds()+(n*1000));};TimeSpan.prototype.addMilliseconds=function(n){return new TimeSpan(this.getTotalMilliseconds()+n);};TimeSpan.prototype.getTotalMilliseconds=function(){return(this.days()*(24*60*60*1000))+(this.hours()*(60*60*1000))+(this.minutes()*(60*1000))+(this.seconds()*(1000));};TimeSpan.prototype.get12HourHour=function(){return((h=this.hours()%12)?h:12);};TimeSpan.prototype.getDesignator=function(){return(this.hours()<12)?Date.CultureInfo.amDesignator:Date.CultureInfo.pmDesignator;};TimeSpan.prototype.toString=function(format){function _toString(){if(this.days()!==null&&this.days()>0){return this.days()+"."+this.hours()+":"+p(this.minutes())+":"+p(this.seconds());}
else{return this.hours()+":"+p(this.minutes())+":"+p(this.seconds());}}
function p(s){return(s.toString().length<2)?"0"+s:s;}
var self=this;return format?format.replace(/d|dd|HH|H|hh|h|mm|m|ss|s|tt|t/g,function(format){switch(format){case"d":return self.days();case"dd":return p(self.days());case"H":return self.hours();case"HH":return p(self.hours());case"h":return self.get12HourHour();case"hh":return p(self.get12HourHour());case"m":return self.minutes();case"mm":return p(self.minutes());case"s":return self.seconds();case"ss":return p(self.seconds());case"t":return((this.hours()<12)?Date.CultureInfo.amDesignator:Date.CultureInfo.pmDesignator).substring(0,1);case"tt":return(this.hours()<12)?Date.CultureInfo.amDesignator:Date.CultureInfo.pmDesignator;}}):this._toString();};var TimePeriod=function(years,months,days,hours,minutes,seconds,milliseconds){this.years=0;this.months=0;this.days=0;this.hours=0;this.minutes=0;this.seconds=0;this.milliseconds=0;if(arguments.length==2&&arguments[0]instanceof Date&&arguments[1]instanceof Date){var date1=years.clone();var date2=months.clone();var temp=date1.clone();var orient=(date1>date2)?-1:+1;this.years=date2.getFullYear()-date1.getFullYear();temp.addYears(this.years);if(orient==+1){if(temp>date2){if(this.years!==0){this.years--;}}}else{if(temp<date2){if(this.years!==0){this.years++;}}}
date1.addYears(this.years);if(orient==+1){while(date1<date2&&date1.clone().addDays(date1.getDaysInMonth())<date2){date1.addMonths(1);this.months++;}}
else{while(date1>date2&&date1.clone().addDays(-date1.getDaysInMonth())>date2){date1.addMonths(-1);this.months--;}}
var diff=date2-date1;if(diff!==0){var ts=new TimeSpan(diff);this.days=ts.days;this.hours=ts.hours;this.minutes=ts.minutes;this.seconds=ts.seconds;this.milliseconds=ts.milliseconds;}
return this;}};