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Percent

Kind of class:	public class
Package:	org.casalib.math
Inherits from:	none
Version:	02/16/09
Author:	Aaron Clinger, Mike Creighton
Classpath:	org.casalib.math.Percent
File last modified:	Thursday, 19 February 2009, 11:33:36

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/*
    CASA Lib for ActionScript 3.0
    Copyright (c) 2009, Aaron Clinger & Contributors of CASA Lib
    All rights reserved.
    
    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions are met:
    
    - Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    
    - Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    
    - Neither the name of the CASA Lib nor the names of its contributors
      may be used to endorse or promote products derived from this software
      without specific prior written permission.
    
    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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*/
package org.casalib.math {
    
    /**
        Creates a standardized way of describing and storing percentages. You can store and receive percentages in two different formats; regular percentage or as an decimal percentage.
        
        If percent is 37.5% a regular percentage would be expressed as <code>37.5</code> while the decimal percentage will be expressed <code>0.375</code>.
        
        @author Aaron Clinger
        @author Mike Creighton
        @version 02/16/09
    */
    public class Percent {
        protected var _percent:Number;
        
        
        /**
            Creates a new Percent.
            
            @param percentage: Percent formated at a percentage or an decimal percentage.
            @param isDecimalPercentage: Indicates if the parameter <code>percentage</code> is a decimal percentage <code>true</code>, or regular percentage <code>false</code>.
        */
        public function Percent(percentage:Number = 0, isDecimalPercentage:Boolean = true) {
            super();
            
            if (isDecimalPercentage) {
                this.decimalPercentage = percentage;
            } else {
                this.percentage = percentage;
            }
        }
        
        /**
            The percent expressed as a regular percentage. 37.5% would be expressed as <code>37.5</code>.
        */
        public function get percentage():Number {
            return 100 * this._percent;
        }
        
        public function set percentage(percent:Number):void {
            this._percent = percent * .01;
        }
        
        /**
            The percent expressed as a decimal percentage. 37.5% would be expressed as <code>0.375</code>.
        */
        public function get decimalPercentage():Number {
            return this._percent;
        }
        
        public function set decimalPercentage(percent:Number):void {
            this._percent = percent;
        }
        
        /**
            Determines if the percent specified in the <code>percent</code> parameter is equal to this percent object.
            
            @param percent: A Percent object.
            @return Returns <code>true</code> if percents are identical; otherwise <code>false</code>.
        */
        public function equals(percent:Percent):Boolean {
            return this.decimalPercentage == percent.decimalPercentage;
        }
        
        /**
            @return A new percent object with the same value as this percent.
        */
        public function clone():Percent {
            return new Percent(this.decimalPercentage);
        }
        
        public function valueOf():Number {
            return this.decimalPercentage;
        }
        
        public function toString():String {
            return this.decimalPercentage.toString();
        }
    }
}

Creates a standardized way of describing and storing percentages. You can store and receive percentages in two different formats; regular percentage or as an decimal percentage.

If percent is 37.5% a regular percentage would be expressed as 37.5 while the decimal percentage will be expressed 0.375.

Summary

Constructor

Percent (percentage:Number = 0, isDecimalPercentage:Boolean = true)
- Creates a new Percent.

Instance properties

percentage : Number
- The percent expressed as a regular percentage.
decimalPercentage : Number
- The percent expressed as a decimal percentage.

Instance methods

equals (percent:Percent) : Boolean
- Determines if the percent specified in the percent parameter is equal to this percent object.
clone : Percent
valueOf : Number
toString : String

Constructor

Percent

public function Percent (

percentage:Number = 0, isDecimalPercentage:Boolean = true)

Creates a new Percent.

Parameters:

percentage :

Percent formated at a percentage or an decimal percentage.

isDecimalPercentage:

Indicates if the parameter percentage is a decimal percentage true, or regular percentage false.

Instance properties

decimalPercentage

public decimalPercentage:Number

(read,write)

The percent expressed as a decimal percentage. 37.5% would be expressed as 0.375.

percentage

public percentage:Number

(read,write)

The percent expressed as a regular percentage. 37.5% would be expressed as 37.5.

Instance methods

clone

public function clone (

) : Percent

Returns:

A new percent object with the same value as this percent.

equals

public function equals (

percent:Percent) : Boolean

Determines if the percent specified in the percent parameter is equal to this percent object.

Parameters:

percent:

A Percent object.

Returns:

Returns true if percents are identical; otherwise false.

toString

public function toString (

) : String

valueOf

public function valueOf (

) : Number