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<li class="navelem"><a class="el" href="dir_17297ffb27ce571941f5fb5008f01a1f.html">dl</a></li><li class="navelem"><a class="el" href="dir_78beb56c8eba7ccc6c64d7863d88a69e.html">base</a></li> </ul>
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<div class="headertitle"><div class="title">dl_unordered_map2.h</div></div>
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<a href="dl__unordered__map2_8h.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;unordered_map&gt;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &quot;<a class="code" href="dl__type_8h.html">dl_type.h</a>&quot;</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacedl.html">dl</a></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span>{</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="keyword">template</span> &lt;<span class="keyword">typename</span> K, <span class="keyword">typename</span> V&gt;</div>
<div class="foldopen" id="foldopen00022" data-start="{" data-end="};">
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html"> 22</a></span><span class="keyword">class </span><a class="code hl_class" href="classdl_1_1_unordered_map2.html">UnorderedMap2</a></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span>{</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#ad364fecae4624a03af85e7f7c5b7e023"> 25</a></span> <span class="keyword">using </span><a class="code hl_typedef" href="classdl_1_1_unordered_map2.html#ad364fecae4624a03af85e7f7c5b7e023">K2</a> = <span class="keyword">const</span> std::array&lt;K, 2&gt;&amp;;</div>
<div class="foldopen" id="foldopen00029" data-start="{" data-end="}">
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a5acb187b0f39b640a995b346681b804e"> 29</a></span> <a class="code hl_enumvalue" href="namespacedl.html#a38a0162879cdbfbbe99ba16e7a170132a5206560a306a2e085a437fd258eb57ce">V</a>* <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a5acb187b0f39b640a995b346681b804e">Get</a>(<a class="code hl_typedef" href="classdl_1_1_unordered_map2.html#ad364fecae4624a03af85e7f7c5b7e023">K2</a> xy)</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> {</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">auto</span> iter = _data.find(xy[1]);</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <span class="keywordflow">if</span> (iter == _data.end())</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">auto</span> iter1 = iter-&gt;second.find(xy[0]);</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <span class="keywordflow">if</span> (iter1 == iter-&gt;second.end())</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> </div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keywordflow">return</span> &amp;iter1-&gt;second;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> }</div>
</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span></div>
<div class="foldopen" id="foldopen00045" data-start="{" data-end="}">
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#afa0867a1c26c446755b1b5dd4dc0e49f"> 45</a></span> <a class="code hl_enumvalue" href="namespacedl.html#a38a0162879cdbfbbe99ba16e7a170132a5206560a306a2e085a437fd258eb57ce">V</a>&amp; <a class="code hl_function" href="classdl_1_1_unordered_map2.html#afa0867a1c26c446755b1b5dd4dc0e49f">Add</a>(<a class="code hl_typedef" href="classdl_1_1_unordered_map2.html#ad364fecae4624a03af85e7f7c5b7e023">K2</a> xy)</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> {</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <span class="keywordflow">return</span> _data[xy[1]][xy[0]];</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> }</div>
</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span></div>
<div class="foldopen" id="foldopen00053" data-start="{" data-end="}">
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a8a8f0725df4e033503d42e71f5c55d39"> 53</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a8a8f0725df4e033503d42e71f5c55d39">Add</a>(<a class="code hl_typedef" href="classdl_1_1_unordered_map2.html#ad364fecae4624a03af85e7f7c5b7e023">K2</a> xy, <span class="keyword">const</span> <a class="code hl_enumvalue" href="namespacedl.html#a38a0162879cdbfbbe99ba16e7a170132a5206560a306a2e085a437fd258eb57ce">V</a>&amp; v)</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> {</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">auto</span>&amp; iter = _data[xy[1]];</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">auto</span> iter1 = iter.insert({ xy[0], v });</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">return</span> iter1.second;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> }</div>
</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span></div>
<div class="foldopen" id="foldopen00063" data-start="{" data-end="}">
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a5e103e5cfead4e14eb50e42abce2883b"> 63</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a5e103e5cfead4e14eb50e42abce2883b">Delete</a>(<a class="code hl_typedef" href="classdl_1_1_unordered_map2.html#ad364fecae4624a03af85e7f7c5b7e023">K2</a> xy)</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> {</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">auto</span> iter = _data.find(xy[1]);</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">if</span> (iter == _data.end())</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">auto</span>&amp; container = iter-&gt;second;</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="keyword">auto</span> iter1 = container.find(xy[0]);</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordflow">if</span> (iter1 == container.end())</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> container.erase(iter1);</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="keywordflow">if</span> (container.empty())</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> _data.erase(iter);</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> }</div>
</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span></div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a54ccfb4ad80bd374c75bc201de11c804"> 81</a></span> <span class="keyword">auto</span>&amp; <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a54ccfb4ad80bd374c75bc201de11c804">GetContainer</a>() { <span class="keywordflow">return</span> _data; }</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span></div>
<div class="foldopen" id="foldopen00086" data-start="{" data-end="}">
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a25782310b716b41ae425b8a64a7ce39c"> 86</a></span> <span class="keywordtype">bool</span> <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a25782310b716b41ae425b8a64a7ce39c">IsEmpty</a>()<span class="keyword"> const</span></div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span><span class="keyword"> </span>{</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">return</span> _data.empty();</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> }</div>
</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span></div>
<div class="foldopen" id="foldopen00094" data-start="{" data-end="}">
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a38790847622ed3a5dcfe5ae43d18cf8f"> 94</a></span> <span class="keywordtype">size_t</span> <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a38790847622ed3a5dcfe5ae43d18cf8f">GetYSize</a>()</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> {</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">return</span> _data.size();</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> }</div>
</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span></div>
<div class="foldopen" id="foldopen00102" data-start="{" data-end="}">
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a56fc1f6d09f51ec710bb700b4242915a"> 102</a></span> std::size_t <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a56fc1f6d09f51ec710bb700b4242915a">GetXSize</a>(<span class="keyword">const</span> <a class="code hl_enumvalue" href="namespacedl.html#a38a0162879cdbfbbe99ba16e7a170132aa5f3c6a11b03839d46af9fb43c97c188">K</a>&amp; y)</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> {</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">auto</span> iter = _data.find(y);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordflow">if</span> (iter == _data.end())</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">return</span> iter-&gt;second.size();</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> }</div>
</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span></div>
<div class="foldopen" id="foldopen00112" data-start="{" data-end="}">
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"><a class="line" href="classdl_1_1_unordered_map2.html#a8e97d0adaa253331d23ef96e4dca519b"> 112</a></span> std::unordered_map&lt;K, V&gt;* <a class="code hl_function" href="classdl_1_1_unordered_map2.html#a8e97d0adaa253331d23ef96e4dca519b">GetContainerY</a>(<span class="keyword">const</span> <a class="code hl_enumvalue" href="namespacedl.html#a38a0162879cdbfbbe99ba16e7a170132aa5f3c6a11b03839d46af9fb43c97c188">K</a>&amp; y)</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> {</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keyword">auto</span> iter = _data.find(y);</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="keywordflow">if</span> (iter == _data.end())</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="keywordflow">return</span> &amp;iter-&gt;second;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> }</div>
</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> std::unordered_map&lt;K, std::unordered_map&lt;K, V&gt;&gt; _data;</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span>};</div>
</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span>}</div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html"><div class="ttname"><a href="classdl_1_1_unordered_map2.html">dl::UnorderedMap2</a></div><div class="ttdoc">2维unordered_map</div><div class="ttdef"><b>定义</b> <a href="#l00022">dl_unordered_map2.h:23</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a25782310b716b41ae425b8a64a7ce39c"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a25782310b716b41ae425b8a64a7ce39c">dl::UnorderedMap2::IsEmpty</a></div><div class="ttdeci">bool IsEmpty() const</div><div class="ttdoc">返回y的数量</div><div class="ttdef"><b>定义</b> <a href="#l00086">dl_unordered_map2.h:86</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a38790847622ed3a5dcfe5ae43d18cf8f"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a38790847622ed3a5dcfe5ae43d18cf8f">dl::UnorderedMap2::GetYSize</a></div><div class="ttdeci">size_t GetYSize()</div><div class="ttdoc">返回y的数量</div><div class="ttdef"><b>定义</b> <a href="#l00094">dl_unordered_map2.h:94</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a54ccfb4ad80bd374c75bc201de11c804"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a54ccfb4ad80bd374c75bc201de11c804">dl::UnorderedMap2::GetContainer</a></div><div class="ttdeci">auto &amp; GetContainer()</div><div class="ttdoc">返回容器,用于遍历</div><div class="ttdef"><b>定义</b> <a href="#l00081">dl_unordered_map2.h:81</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a56fc1f6d09f51ec710bb700b4242915a"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a56fc1f6d09f51ec710bb700b4242915a">dl::UnorderedMap2::GetXSize</a></div><div class="ttdeci">std::size_t GetXSize(const K &amp;y)</div><div class="ttdoc">返回y的子项数量,没有返回0</div><div class="ttdef"><b>定义</b> <a href="#l00102">dl_unordered_map2.h:102</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a5acb187b0f39b640a995b346681b804e"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a5acb187b0f39b640a995b346681b804e">dl::UnorderedMap2::Get</a></div><div class="ttdeci">V * Get(K2 xy)</div><div class="ttdoc">返回位置元素,失败返回nullptr</div><div class="ttdef"><b>定义</b> <a href="#l00029">dl_unordered_map2.h:29</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a5e103e5cfead4e14eb50e42abce2883b"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a5e103e5cfead4e14eb50e42abce2883b">dl::UnorderedMap2::Delete</a></div><div class="ttdeci">bool Delete(K2 xy)</div><div class="ttdoc">删除位置元素,成功返回true</div><div class="ttdef"><b>定义</b> <a href="#l00063">dl_unordered_map2.h:63</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a8a8f0725df4e033503d42e71f5c55d39"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a8a8f0725df4e033503d42e71f5c55d39">dl::UnorderedMap2::Add</a></div><div class="ttdeci">bool Add(K2 xy, const V &amp;v)</div><div class="ttdoc">添加元素,已有返回false</div><div class="ttdef"><b>定义</b> <a href="#l00053">dl_unordered_map2.h:53</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_a8e97d0adaa253331d23ef96e4dca519b"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#a8e97d0adaa253331d23ef96e4dca519b">dl::UnorderedMap2::GetContainerY</a></div><div class="ttdeci">std::unordered_map&lt; K, V &gt; * GetContainerY(const K &amp;y)</div><div class="ttdoc">返回y的容器,失败返回nullptr</div><div class="ttdef"><b>定义</b> <a href="#l00112">dl_unordered_map2.h:112</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_ad364fecae4624a03af85e7f7c5b7e023"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#ad364fecae4624a03af85e7f7c5b7e023">dl::UnorderedMap2::K2</a></div><div class="ttdeci">const std::array&lt; K, 2 &gt; &amp; K2</div><div class="ttdef"><b>定义</b> <a href="#l00025">dl_unordered_map2.h:25</a></div></div>
<div class="ttc" id="aclassdl_1_1_unordered_map2_html_afa0867a1c26c446755b1b5dd4dc0e49f"><div class="ttname"><a href="classdl_1_1_unordered_map2.html#afa0867a1c26c446755b1b5dd4dc0e49f">dl::UnorderedMap2::Add</a></div><div class="ttdeci">V &amp; Add(K2 xy)</div><div class="ttdoc">返回位置元素,如果不存在就构造一个</div><div class="ttdef"><b>定义</b> <a href="#l00045">dl_unordered_map2.h:45</a></div></div>
<div class="ttc" id="adl__type_8h_html"><div class="ttname"><a href="dl__type_8h.html">dl_type.h</a></div><div class="ttdoc">通用类型</div></div>
<div class="ttc" id="anamespacedl_html"><div class="ttname"><a href="namespacedl.html">dl</a></div><div class="ttdef"><b>定义</b> <a href="dl__array_8h_source.html#l00021">dl_array.h:22</a></div></div>
<div class="ttc" id="anamespacedl_html_a38a0162879cdbfbbe99ba16e7a170132a5206560a306a2e085a437fd258eb57ce"><div class="ttname"><a href="namespacedl.html#a38a0162879cdbfbbe99ba16e7a170132a5206560a306a2e085a437fd258eb57ce">dl::KeyCode::V</a></div><div class="ttdeci">@ V</div><div class="ttdef"><b>定义</b> <a href="dl__input_8h_source.html#l00123">dl_input.h:123</a></div></div>
<div class="ttc" id="anamespacedl_html_a38a0162879cdbfbbe99ba16e7a170132aa5f3c6a11b03839d46af9fb43c97c188"><div class="ttname"><a href="namespacedl.html#a38a0162879cdbfbbe99ba16e7a170132aa5f3c6a11b03839d46af9fb43c97c188">dl::KeyCode::K</a></div><div class="ttdeci">@ K</div><div class="ttdef"><b>定义</b> <a href="dl__input_8h_source.html#l00112">dl_input.h:112</a></div></div>
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