Source for javax.print.attribute.standard.MediaPrintableArea

   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., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 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: }