Source for javax.swing.SizeSequence

   1: /* SizeSequence.java --
   2:    Copyright (C) 2002 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: package javax.swing;
  39: 
  40: /**
  41:  * SizeSequence
  42:  * @author    Andrew Selkirk
  43:  * @version    1.0
  44:  */
  45: public class SizeSequence
  46: {
  47:   
  48:   /**
  49:     * sizes
  50:     */
  51:   private int[] sizes = new int[0];
  52: 
  53:   /**
  54:    * Constructor SizeSequence
  55:    */
  56:   public SizeSequence()
  57:   {
  58:     sizes = new int[0];
  59:   }
  60: 
  61:   /**
  62:    * Constructor SizeSequence
  63:    * @param numEntries TODO
  64:    */
  65:   public SizeSequence(int numEntries)
  66:   {
  67:     this(numEntries, 0);
  68:   }
  69: 
  70:   /**
  71:    * Constructor SizeSequence
  72:    * @param numEntries TODO
  73:    * @param value TODO
  74:    */
  75:   public SizeSequence(int numEntries, int value)
  76:   {
  77:     insertEntries(0, numEntries, value);
  78:   }
  79: 
  80:   /**
  81:    * Constructor SizeSequence
  82:    * @param sizes TODO
  83:    */
  84:   public SizeSequence(int[] sizes)
  85:   {
  86:     setSizes(sizes);
  87:   }
  88: 
  89:   /**
  90:    * setSize
  91:    * @param index TODO
  92:    * @param size TODO
  93:    */
  94:   public void setSize(int index, int size)
  95:   {
  96:     sizes[index] = size;
  97:   }
  98: 
  99:   /**
 100:    * getIndex
 101:    * @param position TODO
 102:    * @returns int
 103:    */
 104:   public int getIndex(int position)
 105:   {
 106:     return 0; // TODO
 107:   }
 108: 
 109:   /**
 110:    * getSize
 111:    * @param index TODO
 112:    * @returns int
 113:    */
 114:   public int getSize(int index)
 115:   {
 116:     return sizes[index];
 117:   }
 118: 
 119:   /**
 120:    * setSizes
 121:    * @param sizes TODO
 122:    */
 123:   public void setSizes(int[] sizes)
 124:   {
 125:     int index;
 126:     // Initialize sizes.
 127:     this.sizes = new int[sizes.length];
 128:     for (index = 0; index < sizes.length; index++)
 129:       this.sizes[index] = sizes[index];
 130: 
 131:   }
 132: 
 133:   /**
 134:    * getSizes
 135:    * @returns int[]
 136:    */
 137:   public int[] getSizes()
 138:   {
 139:     int[] array;
 140:     int index;
 141: 
 142:     // Create new array.
 143:     array = new int[sizes.length];
 144:     for (index = 0; index < sizes.length; index++)
 145:       array[index] = sizes[index];
 146: 
 147:     // Return newly created array.
 148:     return array;
 149: 
 150:   }
 151: 
 152:   /**
 153:    * getPosition
 154:    * @param index TODO
 155:    * @returns int
 156:    */
 157:   public int getPosition(int index)
 158:   {
 159:     int position;
 160:     int loop;
 161: 
 162:     // Process sizes.
 163:     position = 0;
 164:     for (loop = 0; loop < index; loop++)
 165:       position += sizes[loop];
 166: 
 167:     // Return position.
 168:     return position;
 169: 
 170:   }
 171: 
 172:   /**
 173:    * insertEntries
 174:    * @param start TODO
 175:    * @param length TODO
 176:    * @param value TODO
 177:    */
 178:   public void insertEntries(int start, int length, int value)
 179:   {
 180:     int[] array;
 181:     int index;
 182:     int arrayIndex;
 183:     int loop;
 184: 
 185:     // Create new array.
 186:     array = new int[sizes.length + length];
 187:     arrayIndex = 0;
 188:     for (index = 0; index < sizes.length; index++)
 189:       {
 190:         if (index == start)
 191:           {
 192:             for (loop = 0; loop < length; loop++)
 193:               {
 194:                 array[arrayIndex] = value;
 195:                 arrayIndex++;
 196:               }
 197:           }
 198:         else
 199:           {
 200:             array[arrayIndex] = sizes[index];
 201:             arrayIndex++;
 202:           }
 203:       }
 204: 
 205:     }
 206: 
 207:   /**
 208:    * removeEntries
 209:    * @param start TODO
 210:    * @param length TODO
 211:    */
 212:   public void removeEntries(int start, int length)
 213:   {
 214:     int[] array;
 215:     int index;
 216:     int arrayIndex;
 217: 
 218:     // Sanity check.
 219:     if ((start + length) > sizes.length)
 220:       throw new IllegalArgumentException("Specified start/length that "
 221:                                          + "is greater than available sizes");
 222: 
 223:     // Create new array.
 224:     array = new int[sizes.length - length];
 225:     arrayIndex = 0;
 226:     for (index = 0; index < sizes.length; index++)
 227:       {
 228:         if (index == start)
 229:           index += length - 1;
 230:         else
 231:           {
 232:             array[arrayIndex] = sizes[index];
 233:             arrayIndex++;
 234:           }
 235:       }
 236:   }
 237: 
 238: }