/* PrinterResolutionSupported.java --
   Copyright (C) 2006 Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

GNU Classpath is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Classpath; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.

Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
conditions of the GNU General Public License cover the whole
combination.

As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
modules, and to copy and distribute the resulting executable under
terms of your choice, provided that you also meet, for each linked
independent module, the terms and conditions of the license of that
module.  An independent module is a module which is not derived from
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this exception to your version of the library, but you are not
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package gnu.javax.print.ipp.attribute.supported;

import java.util.Iterator;
import java.util.Set;

import javax.print.attribute.ResolutionSyntax;
import javax.print.attribute.SupportedValuesAttribute;
import javax.print.attribute.standard.PrinterResolution;


/**
 * The <code>PrinterResolutionSupported</code> attribute provides 
 * the supported values for the job attribute printer-resolution.
 *  
 * @author Wolfgang Baer (WBaer@gmx.de)
 */
public final class PrinterResolutionSupported extends ResolutionSyntax
  implements SupportedValuesAttribute
{
  
  /**
   * Creates a <code>PrinterResolutionSupported</code> object with the 
   * given arguments.
   *
   * @param crossFeedResolution the cross feed resolution
   * @param feedResolution the feed resolution
   * @param units the unit to use (e.g. {@link #DPCM} or {@link #DPI})
   *
   * @exception IllegalArgumentException if preconditions fail
   */
  public PrinterResolutionSupported(int crossFeedResolution, 
      int feedResolution, int units)
  {
    super(crossFeedResolution, feedResolution, units);
  }
  
  /**
   * Tests if the given object is equal to this object.
   *
   * @param obj the object to test
   *
   * @return <code>true</code> if both objects are equal, 
   * <code>false</code> otherwise.
   */
  public boolean equals(Object obj)
  {
    if(! (obj instanceof PrinterResolutionSupported))
      return false;
    
    return super.equals(obj);
  }

  /**
   * Returns category of this class.
   *
   * @return The class <code>PrinterResolutionSupported</code> itself.
   */
  public Class getCategory()
  {
    return PrinterResolutionSupported.class;
  }

  /**
   * Returns the name of this attribute.
   *
   * @return The name "printer-resolution-supported".
   */
  public String getName()
  {
    return "printer-resolution-supported";
  }
  
  /**
   * Returns the equally enum of the standard attribute class
   * of this SupportedValuesAttribute enum.
   * 
   * @return The enum of the standard attribute class.
   */
  public PrinterResolution getAssociatedAttribute() 
  {
    return new PrinterResolution(getCrossFeedResolutionDphi(), 
                                 getFeedResolutionDphi(), 1);
  }
  
  /**
   * Constructs an array from a set of -supported attributes.
   * @param set set to process
   * @return The constructed array.
   * 
   * @see #getAssociatedAttribute()
   */
  public static PrinterResolution[] getAssociatedAttributeArray(Set set) 
  {
    PrinterResolutionSupported tmp;
    PrinterResolution[] result = new PrinterResolution[set.size()];      
    Iterator it = set.iterator();
    int j = 0;
    while (it.hasNext())
      {
        tmp = (PrinterResolutionSupported) it.next();
        result[j] = tmp.getAssociatedAttribute();
        j++;
      }            
    return result;
  }
}