Source/Word.m

   1 /*
   2  * Scrabbalize
   3  * Copyright (c) 2007-2008, Blue Static <http://www.bluestatic.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
  10  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  15  */
  16
  17 #import "Word.h"
  18
  19 @interface Word (Private)
  20 - (void)createAlphagram;
  21 @end
  22
  23
  24 @implementation Word
  25
  26 /**
  27  * Creates a new word object
  28  */
  29 - (id)initWithWord:(NSString *)aWord
  30 {
  31         if (self = [super init])
  32         {
  33                 word = [aWord retain];
  34                 [self createAlphagram];
  35         }
  36         return self;
  37 }
  38
  39 /**
  40  * Destructor
  41  */
  42 - (void)dealloc
  43 {
  44         [word release];
  45         [alphagram release];
  46         [super dealloc];
  47 }
  48
  49 /**
  50  * Returns the word
  51  */
  52 - (NSString *)word
  53 {
  54         return word;
  55 }
  56
  57 /**
  58  * Gets the length of the word
  59  */
  60 - (int)length
  61 {
  62         return [word length];
  63 }
  64
  65 /**
  66  * Returns the alphagram
  67  */
  68 - (NSString *)alphagram
  69 {
  70         return alphagram;
  71 }
  72
  73 /**
  74  * Generates the alphagram for the word
  75  */
  76 - (void)createAlphagram
  77 {
  78         char *str = (char *)[word UTF8String];
  79
  80         int j;
  81         for (int i = 1; i < [word length]; i++)
  82         {
  83                 char temp = str[i];
  84                 for (j = i; j > 0 && temp < str[j - 1]; j--)
  85                 {
  86                         str[j] = str[j - 1];
  87                 }
  88                 str[j] = temp;
  89         }
  90
  91         alphagram = [[NSString stringWithUTF8String:str] retain];
  92 }
  93
  94 /**
  95  * Description method
  96  */
  97 - (NSString *)description
  98 {
  99         return [NSString stringWithFormat:@"<Word:%@/%@>", word, alphagram];
 100 }
 101
 102 @end