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 <span id="projectnumber">3.03</span>
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<div class="title">/usr/local/google/home/jbreiden/tesseract-ocr-read-only/cube/altlist.cpp</div> </div>
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<a href="a00952.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**********************************************************************</span>
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<a name="l00002"></a>00002 <span class="comment"> * File: alt_list.cpp</span>
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<a name="l00003"></a>00003 <span class="comment"> * Description: Class to abstarct a list of alternate results</span>
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<a name="l00004"></a>00004 <span class="comment"> * Author: Ahmad Abdulkader</span>
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<a name="l00005"></a>00005 <span class="comment"> * Created: 2007</span>
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<a name="l00006"></a>00006 <span class="comment"> *</span>
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<a name="l00007"></a>00007 <span class="comment"> * (C) Copyright 2008, Google Inc.</span>
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<a name="l00008"></a>00008 <span class="comment"> ** Licensed under the Apache License, Version 2.0 (the "License");</span>
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<a name="l00009"></a>00009 <span class="comment"> ** you may not use this file except in compliance with the License.</span>
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<a name="l00010"></a>00010 <span class="comment"> ** You may obtain a copy of the License at</span>
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<a name="l00011"></a>00011 <span class="comment"> ** http://www.apache.org/licenses/LICENSE-2.0</span>
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<a name="l00012"></a>00012 <span class="comment"> ** Unless required by applicable law or agreed to in writing, software</span>
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<a name="l00013"></a>00013 <span class="comment"> ** distributed under the License is distributed on an "AS IS" BASIS,</span>
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<a name="l00014"></a>00014 <span class="comment"> ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
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<a name="l00015"></a>00015 <span class="comment"> ** See the License for the specific language governing permissions and</span>
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<a name="l00016"></a>00016 <span class="comment"> ** limitations under the License.</span>
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<a name="l00017"></a>00017 <span class="comment"> *</span>
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<a name="l00018"></a>00018 <span class="comment"> **********************************************************************/</span>
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<a name="l00019"></a>00019
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<a name="l00020"></a>00020 <span class="preprocessor">#include "<a class="code" href="a00953.html">altlist.h</a>"</span>
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<a name="l00021"></a>00021 <span class="preprocessor">#include <stdlib.h></span>
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<a name="l00022"></a>00022
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<a name="l00023"></a>00023 <span class="keyword">namespace </span><a class="code" href="a01266.html#afed58feacb84df2de88bdd613cfdba6d">tesseract</a> {
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<a name="l00024"></a>00024
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<a name="l00025"></a><a class="code" href="a00259.html#a8469cc99ad3fdad109ba6df979ca9cfe">00025</a> <a class="code" href="a00259.html#a8469cc99ad3fdad109ba6df979ca9cfe">AltList::AltList</a>(<span class="keywordtype">int</span> max_alt) {
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<a name="l00026"></a>00026 <a class="code" href="a00259.html#af2feccb6f1085ac6c1884a0440c47578">max_alt_</a> = max_alt;
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<a name="l00027"></a>00027 <a class="code" href="a00259.html#a5a4e150fef9c9beb9cfbf6529cf8b467">alt_cnt_</a> = 0;
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<a name="l00028"></a>00028 <a class="code" href="a00259.html#afad648f9ceb847661f71cab87c00e208">alt_cost_</a> = NULL;
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<a name="l00029"></a>00029 <a class="code" href="a00259.html#a9c30e8b6c8fd2346184b0180ff5af4d6">alt_tag_</a> = NULL;
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<a name="l00030"></a>00030 }
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<a name="l00031"></a>00031
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<a name="l00032"></a><a class="code" href="a00259.html#a0f9763670aea57c9b9b3e958ce0a5464">00032</a> <a class="code" href="a00259.html#a0f9763670aea57c9b9b3e958ce0a5464">AltList::~AltList</a>() {
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<a name="l00033"></a>00033 <span class="keywordflow">if</span> (<a class="code" href="a00259.html#afad648f9ceb847661f71cab87c00e208">alt_cost_</a> != NULL) {
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<a name="l00034"></a>00034 <span class="keyword">delete</span> []<a class="code" href="a00259.html#afad648f9ceb847661f71cab87c00e208">alt_cost_</a>;
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<a name="l00035"></a>00035 <a class="code" href="a00259.html#afad648f9ceb847661f71cab87c00e208">alt_cost_</a> = NULL;
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<a name="l00036"></a>00036 }
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<a name="l00037"></a>00037
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<a name="l00038"></a>00038 <span class="keywordflow">if</span> (<a class="code" href="a00259.html#a9c30e8b6c8fd2346184b0180ff5af4d6">alt_tag_</a> != NULL) {
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<a name="l00039"></a>00039 <span class="keyword">delete</span> []<a class="code" href="a00259.html#a9c30e8b6c8fd2346184b0180ff5af4d6">alt_tag_</a>;
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<a name="l00040"></a>00040 <a class="code" href="a00259.html#a9c30e8b6c8fd2346184b0180ff5af4d6">alt_tag_</a> = NULL;
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<a name="l00041"></a>00041 }
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<a name="l00042"></a>00042 }
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<a name="l00043"></a>00043
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<a name="l00044"></a>00044 <span class="comment">// return the best possible cost and index of corresponding alternate</span>
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<a name="l00045"></a><a class="code" href="a00259.html#aa5fa04cf2bb199215be50307d189aeea">00045</a> <span class="keywordtype">int</span> <a class="code" href="a00259.html#aa5fa04cf2bb199215be50307d189aeea">AltList::BestCost</a>(<span class="keywordtype">int</span> *best_alt)<span class="keyword"> const </span>{
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<a name="l00046"></a>00046 <span class="keywordflow">if</span> (<a class="code" href="a00259.html#a5a4e150fef9c9beb9cfbf6529cf8b467">alt_cnt_</a> <= 0) {
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<a name="l00047"></a>00047 (*best_alt) = -1;
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<a name="l00048"></a>00048 <span class="keywordflow">return</span> -1;
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<a name="l00049"></a>00049 }
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<a name="l00050"></a>00050
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<a name="l00051"></a>00051 <span class="keywordtype">int</span> best_alt_idx = 0;
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<a name="l00052"></a>00052 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> alt_idx = 1; alt_idx < <a class="code" href="a00259.html#a5a4e150fef9c9beb9cfbf6529cf8b467">alt_cnt_</a>; alt_idx++) {
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<a name="l00053"></a>00053 <span class="keywordflow">if</span> (<a class="code" href="a00259.html#afad648f9ceb847661f71cab87c00e208">alt_cost_</a>[alt_idx] < <a class="code" href="a00259.html#afad648f9ceb847661f71cab87c00e208">alt_cost_</a>[best_alt_idx]) {
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<a name="l00054"></a>00054 best_alt_idx = alt_idx;
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<a name="l00055"></a>00055 }
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<a name="l00056"></a>00056 }
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<a name="l00057"></a>00057 (*best_alt) = best_alt_idx;
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<a name="l00058"></a>00058 <span class="keywordflow">return</span> <a class="code" href="a00259.html#afad648f9ceb847661f71cab87c00e208">alt_cost_</a>[best_alt_idx];
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<a name="l00059"></a>00059 }
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<a name="l00060"></a>00060 }
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</pre></div></div><!-- contents -->
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<li class="navelem"><a class="el" href="a00952.html">altlist.cpp</a> </li>
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