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| <a href="_point_prefix_tree_field_cache_provider_8cs.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * contributor license agreements. See the NOTICE file distributed with</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * this work for additional information regarding copyright ownership.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * (the "License"); you may not use this file except in compliance with</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * the License. You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * limitations under the License.</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> */</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">using</span> System;</div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">using</span> Lucene.Net.Index;</div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">using</span> Lucene.Net.Spatial.Prefix.Tree;</div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="keyword">using</span> Lucene.Net.Spatial.Util;</div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">using</span> Spatial4n.Core.Shapes;</div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div> |
| <div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="namespace_lucene_1_1_net_1_1_spatial_1_1_prefix.html"> 24</a></span> <span class="keyword">namespace </span>Lucene.Net.Spatial.Prefix</div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> {</div> |
| <div class="line"><a name="l00032"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_point_prefix_tree_field_cache_provider.html"> 32</a></span>  <span class="keyword">public</span> <span class="keyword">class </span><a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_point_prefix_tree_field_cache_provider.html" title="Implementation of ShapeFieldCacheProvider designed for PrefixTreeStrategys.">PointPrefixTreeFieldCacheProvider</a> : ShapeFieldCacheProvider<Point></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  {</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  readonly <a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_tree_1_1_spatial_prefix_tree.html" title="A spatial Prefix Tree, or Trie, which decomposes shapes into prefixed strings at variable lengths cor...">SpatialPrefixTree</a> grid; <span class="comment">//</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> </div> |
| <div class="line"><a name="l00036"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_point_prefix_tree_field_cache_provider.html#aae6a0b0ee96237cb534e0640989893ea"> 36</a></span>  <span class="keyword">public</span> <a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_point_prefix_tree_field_cache_provider.html" title="Implementation of ShapeFieldCacheProvider designed for PrefixTreeStrategys.">PointPrefixTreeFieldCacheProvider</a>(<a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_tree_1_1_spatial_prefix_tree.html" title="A spatial Prefix Tree, or Trie, which decomposes shapes into prefixed strings at variable lengths cor...">SpatialPrefixTree</a> grid, String shapeField, <span class="keywordtype">int</span> defaultSize)</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  : base(shapeField, defaultSize)</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  {</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  this.grid = grid;</div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  }</div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">//A kluge that this is a field</span></div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">private</span> <a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_tree_1_1_node.html">Node</a> scanCell = null;</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div> |
| <div class="line"><a name="l00045"></a><span class="lineno"><a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_point_prefix_tree_field_cache_provider.html#a741db012a5f63e4f0fb98cf7002aef58"> 45</a></span>  <span class="keyword">protected</span> <span class="keyword">override</span> Point ReadShape(<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term.html" title="A Term represents a word from text. This is the unit of search. It is composed of two elements...">Term</a> term)</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  {</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  scanCell = grid.GetNode(term.<a class="code" href="class_lucene_1_1_net_1_1_index_1_1_term.html#afe11c449ea7db39725c494b2c2574847" title="Returns the text of this term. In the case of words, this is simply the text of the word...">Text</a>, scanCell);</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> scanCell.<a class="code" href="class_lucene_1_1_net_1_1_spatial_1_1_prefix_1_1_tree_1_1_node.html#a954b33a23b744cd75a689ef04918d91e">IsLeaf</a>() ? scanCell.GetShape().GetCenter() : null;</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  }</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  }</div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> }</div> |
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