libjava/javax/print/attribute/standard/MediaPrintableArea.java

   1 /* MediaPrintableArea.java --
   2    Copyright (C) 2005  Free Software Foundation, Inc.
   3
   4 This file is part of GNU Classpath.
   5
   6 GNU Classpath is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Classpath is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Classpath; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19 02111-1307 USA.
  20
  21 Linking this library statically or dynamically with other modules is
  22 making a combined work based on this library.  Thus, the terms and
  23 conditions of the GNU General Public License cover the whole
  24 combination.
  25
  26 As a special exception, the copyright holders of this library give you
  27 permission to link this library with independent modules to produce an
  28 executable, regardless of the license terms of these independent
  29 modules, and to copy and distribute the resulting executable under
  30 terms of your choice, provided that you also meet, for each linked
  31 independent module, the terms and conditions of the license of that
  32 module.  An independent module is a module which is not derived from
  33 or based on this library.  If you modify this library, you may extend
  34 this exception to your version of the library, but you are not
  35 obligated to do so.  If you do not wish to do so, delete this
  36 exception statement from your version. */
  37
  38
  39 package javax.print.attribute.standard;
  40
  41 import javax.print.attribute.DocAttribute;
  42 import javax.print.attribute.PrintJobAttribute;
  43 import javax.print.attribute.PrintRequestAttribute;
  44
  45 /**
  46  * @author Michael Koch (konqueror@gmx.de)
  47  */
  48 public final class MediaPrintableArea
  49   implements DocAttribute, PrintJobAttribute, PrintRequestAttribute
  50 {
  51   private static final long serialVersionUID = -1597171464050795793L;
  52
  53   public static final int INCH = 25400;
  54   public static final int MM = 1000;
  55
  56   private float x;
  57   private float y;
  58   private float width;
  59   private float height;
  60
  61   /**
  62    * Creates a new <code>MediaPrintableArea</code> object.
  63    *
  64    * @throws IllegalArgumentException if x i&lt; 0 or y i&lt; 0 or w i&lt;= 0
  65    * or h i&lt;= 0 or units i&lt; 1
  66    */
  67   public MediaPrintableArea(float x, float y, float w, float h, int units)
  68   {
  69     if (x < 0.0f || y < 0.0f || w <= 0.0f || h <= 0.0f)
  70       throw new IllegalArgumentException();
  71
  72     this.x = x;
  73     this.y = y;
  74     this.width = w;
  75     this.height = h;
  76   }
  77
  78   /**
  79    * Creates a new <code>MediaPrintableArea</code> object.
  80    *
  81    * @throws IllegalArgumentException if x i&lt; 0 or y i&lt; 0 or w i&lt;= 0
  82    * or h i&lt;= 0 or units i&lt; 1
  83    */
  84   public MediaPrintableArea(int x, int y, int w, int h, int units)
  85   {
  86     if (x < 0 || y < 0 || w <= 0 || h <= 0)
  87       throw new IllegalArgumentException();
  88
  89     this.x = x;
  90     this.y = y;
  91     this.width = w;
  92     this.height = h;
  93   }
  94
  95   /**
  96    * Returns category of this class.
  97    *
  98    * @return the class <code>MediaPrintableArea</code> itself
  99    */
 100   public Class getCategory()
 101   {
 102     return MediaPrintableArea.class;
 103   }
 104
 105   /**
 106    * Returns name of this class.
 107    *
 108    * @return the string "media-printable-area"
 109    */
 110   public String getName()
 111   {
 112     return "media-printable-area";
 113   }
 114
 115   public float getHeight(int units)
 116   {
 117     if (units < 1)
 118       throw new IllegalArgumentException();
 119
 120     return height * units;
 121   }
 122
 123   public float getWidth(int units)
 124   {
 125     if (units < 1)
 126       throw new IllegalArgumentException();
 127
 128     return width * units;
 129   }
 130
 131   public float getX(int units)
 132   {
 133     if (units < 1)
 134       throw new IllegalArgumentException();
 135
 136     return x * units;
 137   }
 138
 139   public float getY(int units)
 140   {
 141     if (units < 1)
 142       throw new IllegalArgumentException();
 143
 144     return y * units;
 145   }
 146 }