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<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"> * Open Chinese Convert</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright 2015 BYVoid <byvoid@byvoid.com></span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * You may obtain a copy of the License at</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * limitations under the License.</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> */</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "Common.hpp"</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "UTF8Util.hpp"</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">namespace </span><a class="code" href="namespaceopencc.html">opencc</a> {</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">namespace </span>internal {</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">inline</span> <span class="keywordtype">size_t</span> FNVHash(<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keyword">const</span> <span class="keywordtype">size_t</span> byteLength,</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> FNV_prime, <span class="keyword">const</span> <span class="keywordtype">size_t</span> FNV_offset_basis) {</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordtype">size_t</span> hash = FNV_offset_basis;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">char</span>* pstr = text; pstr < text + byteLength; pstr++) {</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  hash ^= *pstr;</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  hash *= FNV_prime;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  }</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">return</span> hash;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</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"> 36</span> <span class="keyword">template</span> <<span class="keywordtype">int</span>> <span class="keywordtype">size_t</span> FNVHash(<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keyword">const</span> <span class="keywordtype">size_t</span> byteLength);</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="keyword">inline</span> <span class="keywordtype">size_t</span> FNVHash<4>(<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keyword">const</span> <span class="keywordtype">size_t</span> byteLength) {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">return</span> FNVHash(text, byteLength, 16777619UL, 2166136261UL);</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> </div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">template</span> <></div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">inline</span> <span class="keywordtype">size_t</span> FNVHash<8>(<span class="keyword">const</span> <span class="keywordtype">char</span>* text, <span class="keyword">const</span> <span class="keywordtype">size_t</span> byteLength) {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">return</span> FNVHash(text, byteLength, 1099511628211UL, 14695981039346656037UL);</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> </div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> } <span class="comment">// namespace internal</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="classopencc_1_1_u_t_f8_string_slice_base.html"> 50</a></span> <span class="keyword">template</span> <<span class="keyword">typename</span> LENGTH_TYPE> <span class="keyword">class </span><a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a> {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">typedef</span> LENGTH_TYPE LengthType;</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* _str)</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  : str(_str), utf8Length(<a class="code" href="classopencc_1_1_u_t_f8_util.html#ac0642244a71d77d3e79829a7952f9b86">UTF8Util::Length</a>(_str)),</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  byteLength(strlen(_str)) {}</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* _str, <span class="keyword">const</span> LengthType _utf8Length)</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  : str(_str), utf8Length(_utf8Length) {</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  CalculateByteLength();</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  }</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* _str, <span class="keyword">const</span> LengthType _utf8Length,</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keyword">const</span> LengthType _byteLength)</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  : str(_str), utf8Length(_utf8Length), byteLength(_byteLength) {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  CalculateByteLength();</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  LengthType UTF8Length()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> utf8Length; }</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  LengthType ByteLength()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> byteLength; }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a> Left(<span class="keyword">const</span> LengthType utf8Length)<span class="keyword"> const </span>{</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">if</span> (utf8Length == UTF8Length()) {</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">return</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>(str, utf8Length);</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a> Right(<span class="keyword">const</span> LengthType utf8Length)<span class="keyword"> const </span>{</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">if</span> (utf8Length == UTF8Length()) {</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pstr = str + byteLength;</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < utf8Length; i++) {</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  pstr = <a class="code" href="classopencc_1_1_u_t_f8_util.html#ab6031f3d1a95f66c51a142d5c2794614">UTF8Util::PrevChar</a>(pstr);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordflow">return</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>(pstr, utf8Length);</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  }</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  }</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a> SubString(<span class="keyword">const</span> LengthType offset,</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">const</span> LengthType utf8Length)<span class="keyword"> const </span>{</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (offset == 0) {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> Left(utf8Length);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pstr = str;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < offset; i++) {</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  pstr = <a class="code" href="classopencc_1_1_u_t_f8_util.html#ae26e05a30598021e204448ea71971208">UTF8Util::NextChar</a>(pstr);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  }</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>(pstr, utf8Length);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  }</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">string</span> ToString()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> string(str, str + byteLength); }</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> </div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* CString()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> str; }</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span> </div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  LengthType CommonPrefixLength(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& that)<span class="keyword"> const </span>{</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> (str == that.str) {</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> std::min(utf8Length, that.utf8Length);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pstr1 = str;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pstr2 = that.str;</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> length = 0; length < utf8Length && length < that.utf8Length;</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  length++) {</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">size_t</span> charLen1 = <a class="code" href="classopencc_1_1_u_t_f8_util.html#ae71013ee7dfef2aba9e99dbae8f24bbd">UTF8Util::NextCharLength</a>(pstr1);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordtype">size_t</span> charLen2 = <a class="code" href="classopencc_1_1_u_t_f8_util.html#ae71013ee7dfef2aba9e99dbae8f24bbd">UTF8Util::NextCharLength</a>(pstr2);</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (charLen1 != charLen2 || strncmp(pstr1, pstr2, charLen1) != 0) {</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> length;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  pstr1 += charLen1;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  pstr2 += charLen2;</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  }</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">void</span> MoveRight() {</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordflow">if</span> (utf8Length > 0) {</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> charLen = <a class="code" href="classopencc_1_1_u_t_f8_util.html#ae71013ee7dfef2aba9e99dbae8f24bbd">UTF8Util::NextCharLength</a>(str);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  str += charLen;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  utf8Length--;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  byteLength -= charLen;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  }</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  }</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordtype">void</span> MoveLeft() {</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> (utf8Length > 0) {</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> charLen = <a class="code" href="classopencc_1_1_u_t_f8_util.html#a153a270ce21d855c07a7d5eba397da5e">UTF8Util::PrevCharLength</a>(str + byteLength);</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  utf8Length--;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  byteLength -= charLen;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  }</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> </div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">int</span> ReverseCompare(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& that)<span class="keyword"> const </span>{</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pstr1 = str + byteLength;</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pstr2 = that.str + that.byteLength;</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> length = std::min(utf8Length, that.utf8Length);</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < length; i++) {</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> charLen1 = <a class="code" href="classopencc_1_1_u_t_f8_util.html#a153a270ce21d855c07a7d5eba397da5e">UTF8Util::PrevCharLength</a>(pstr1);</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> charLen2 = <a class="code" href="classopencc_1_1_u_t_f8_util.html#a153a270ce21d855c07a7d5eba397da5e">UTF8Util::PrevCharLength</a>(pstr2);</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  pstr1 -= charLen1;</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  pstr2 -= charLen2;</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> cmp = strncmp(pstr1, pstr2, std::min(charLen1, charLen2));</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">if</span> (cmp < 0) {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (cmp > 0) {</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (charLen1 < charLen2) {</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (charLen1 > charLen2) {</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span> (utf8Length < that.utf8Length) {</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (utf8Length > that.utf8Length) {</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  LengthType FindBytePosition(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& pattern)<span class="keyword"> const </span>{</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>LengthType<span class="keyword">></span>(</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  ToString().find(pattern.str, 0, pattern.byteLength));</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  }</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span> </div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">bool</span> operator<(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& that)<span class="keyword"> const </span>{</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">return</span> Compare(that) < 0;</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordtype">bool</span> operator>(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& that)<span class="keyword"> const </span>{</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keywordflow">return</span> Compare(that) > 0;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  }</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& that)<span class="keyword"> const </span>{</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">return</span> (str == that.str && utf8Length == that.utf8Length) ||</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  Compare(that) == 0;</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">bool</span> operator!=(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& that)<span class="keyword"> const </span>{</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">return</span> !this->operator==(that);</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  }</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> </div><div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="classopencc_1_1_u_t_f8_string_slice_base_1_1_hasher.html"> 198</a></span>  <span class="keyword">class </span><a class="code" href="classopencc_1_1_u_t_f8_string_slice_base_1_1_hasher.html">Hasher</a> {</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordtype">size_t</span> operator()(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& text)<span class="keyword"> const </span>{</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">return</span> internal::FNVHash<sizeof(size_t)>(text.CString(),</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  text.ByteLength());</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  };</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">inline</span> <span class="keywordtype">int</span> Compare(<span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase</a>& that)<span class="keyword"> const </span>{</div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordtype">int</span> cmp = strncmp(str, that.str, std::min(byteLength, that.byteLength));</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">if</span> (cmp == 0) {</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">if</span> (utf8Length < that.utf8Length) {</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  cmp = -1;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (utf8Length > that.utf8Length) {</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  cmp = 1;</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  cmp = 0;</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordflow">return</span> cmp;</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  }</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordtype">void</span> CalculateByteLength() {</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* pstr = str;</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < utf8Length; i++) {</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  pstr = <a class="code" href="classopencc_1_1_u_t_f8_util.html#ae26e05a30598021e204448ea71971208">UTF8Util::NextChar</a>(pstr);</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  byteLength = pstr - str;</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* str;</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  LengthType utf8Length;</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  LengthType byteLength;</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> };</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="keyword">typedef</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase<size_t></a> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSlice</a>;</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> </div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="keyword">template</span> <<span class="keyword">typename</span> LENGTH_TYPE></div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> std::ostream& operator<<(::std::ostream& os,</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keyword">const</span> <a class="code" href="classopencc_1_1_u_t_f8_string_slice_base.html">UTF8StringSliceBase<LENGTH_TYPE></a>& str) {</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">return</span> os << str.ToString();</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> }</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span> </div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> } <span class="comment">// namespace opencc</span></div><div class="ttc" id="classopencc_1_1_u_t_f8_util_html_a153a270ce21d855c07a7d5eba397da5e"><div class="ttname"><a href="classopencc_1_1_u_t_f8_util.html#a153a270ce21d855c07a7d5eba397da5e">opencc::UTF8Util::PrevCharLength</a></div><div class="ttdeci">static size_t PrevCharLength(const char *str)</div><div class="ttdoc">Returns the length in byte for the previous UTF8 character. </div><div class="ttdef"><b>Definition:</b> UTF8Util.hpp:77</div></div>
<div class="ttc" id="classopencc_1_1_u_t_f8_string_slice_base_1_1_hasher_html"><div class="ttname"><a href="classopencc_1_1_u_t_f8_string_slice_base_1_1_hasher.html">opencc::UTF8StringSliceBase::Hasher</a></div><div class="ttdef"><b>Definition:</b> UTF8StringSlice.hpp:198</div></div>
<div class="ttc" id="classopencc_1_1_u_t_f8_util_html_ac0642244a71d77d3e79829a7952f9b86"><div class="ttname"><a href="classopencc_1_1_u_t_f8_util.html#ac0642244a71d77d3e79829a7952f9b86">opencc::UTF8Util::Length</a></div><div class="ttdeci">static size_t Length(const char *str)</div><div class="ttdoc">Returns the UTF8 length of a valid UTF8 string. </div><div class="ttdef"><b>Definition:</b> UTF8Util.hpp:122</div></div>
<div class="ttc" id="namespaceopencc_html"><div class="ttname"><a href="namespaceopencc.html">opencc</a></div><div class="ttdef"><b>Definition:</b> BinaryDict.hpp:24</div></div>
<div class="ttc" id="classopencc_1_1_u_t_f8_util_html_ab6031f3d1a95f66c51a142d5c2794614"><div class="ttname"><a href="classopencc_1_1_u_t_f8_util.html#ab6031f3d1a95f66c51a142d5c2794614">opencc::UTF8Util::PrevChar</a></div><div class="ttdeci">static const char * PrevChar(const char *str)</div><div class="ttdoc">Move the char* pointer before the previous UTF8 character. </div><div class="ttdef"><b>Definition:</b> UTF8Util.hpp:115</div></div>
<div class="ttc" id="classopencc_1_1_u_t_f8_util_html_ae26e05a30598021e204448ea71971208"><div class="ttname"><a href="classopencc_1_1_u_t_f8_util.html#ae26e05a30598021e204448ea71971208">opencc::UTF8Util::NextChar</a></div><div class="ttdeci">static const char * NextChar(const char *str)</div><div class="ttdoc">Returns the char* pointer over the next UTF8 character. </div><div class="ttdef"><b>Definition:</b> UTF8Util.hpp:108</div></div>
<div class="ttc" id="classopencc_1_1_u_t_f8_util_html_ae71013ee7dfef2aba9e99dbae8f24bbd"><div class="ttname"><a href="classopencc_1_1_u_t_f8_util.html#ae71013ee7dfef2aba9e99dbae8f24bbd">opencc::UTF8Util::NextCharLength</a></div><div class="ttdeci">static size_t NextCharLength(const char *str)</div><div class="ttdoc">Returns the length in byte for the next UTF8 character. </div><div class="ttdef"><b>Definition:</b> UTF8Util.hpp:66</div></div>
<div class="ttc" id="classopencc_1_1_u_t_f8_string_slice_base_html"><div class="ttname"><a href="classopencc_1_1_u_t_f8_string_slice_base.html">opencc::UTF8StringSliceBase</a></div><div class="ttdef"><b>Definition:</b> UTF8StringSlice.hpp:50</div></div>
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