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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<div class="title">altorenderer.cpp</div> </div>
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<a href="a00053.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">// File: altorenderer.cpp</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Description: ALTO rendering interface</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Author: Jake Sebright</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>  </div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// (C) Copyright 2018</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">// 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">// Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// limitations under the License.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <memory></span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <sstream></span> <span class="comment">// for std::stringstream</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <<a class="code" href="a00005.html">tesseract/baseapi.h</a>></span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#ifdef _WIN32</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"># include "<a class="code" href="a00530.html">host.h</a>"</span> <span class="comment">// windows.h for MultiByteToWideChar, ...</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <<a class="code" href="a00035.html">tesseract/renderer.h</a>></span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <<a class="code" href="a00044.html">tesseract/strngs.h</a>></span> <span class="comment">// for STRING</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">namespace </span><a class="code" href="a01818.html">tesseract</a> {</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">static</span> <span class="keywordtype">void</span> AddBoxToAlto(<span class="keyword">const</span> ResultIterator* it, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7">PageIteratorLevel</a> level,</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  std::stringstream& alto_str) {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">int</span> left, top, right, bottom;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  it->BoundingBox(level, &left, &top, &right, &bottom);</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>  <span class="keywordtype">int</span> hpos = left;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="keywordtype">int</span> vpos = top;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordtype">int</span> height = bottom - top;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordtype">int</span> width = right - left;</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  alto_str << <span class="stringliteral">" HPOS=\""</span> << hpos << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  alto_str << <span class="stringliteral">" VPOS=\""</span> << vpos << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  alto_str << <span class="stringliteral">" WIDTH=\""</span> << width << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  alto_str << <span class="stringliteral">" HEIGHT=\""</span> << height << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">if</span> (level == <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>) {</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordtype">int</span> wc = it->Confidence(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  alto_str << <span class="stringliteral">" WC=\"0."</span> << wc << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  alto_str << <span class="stringliteral">">"</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>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="a02502.html#a19382cad3bb5ce766a502615a56f71e4"> 56</a></span> <span class="keywordtype">bool</span> <a class="code" href="a02502.html#a19382cad3bb5ce766a502615a56f71e4">TessAltoRenderer::BeginDocumentHandler</a>() {</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="a02490.html#a9d903a379bfc1467618b8ee616ba64b6">AppendString</a>(</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="stringliteral">"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="stringliteral">"<alto xmlns=\"http://www.loc.gov/standards/alto/ns-v3#\" "</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="stringliteral">"xmlns:xlink=\"http://www.w3.org/1999/xlink\" "</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="stringliteral">"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" "</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="stringliteral">"xsi:schemaLocation=\"http://www.loc.gov/standards/alto/ns-v3# "</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="stringliteral">"http://www.loc.gov/alto/v3/alto-3-0.xsd\">\n"</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="stringliteral">"\t<Description>\n"</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="stringliteral">"\t\t<MeasurementUnit>pixel</MeasurementUnit>\n"</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="stringliteral">"\t\t<sourceImageInformation>\n"</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="stringliteral">"\t\t\t<fileName>"</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>  <a class="code" href="a02490.html#a9d903a379bfc1467618b8ee616ba64b6">AppendString</a>(<a class="code" href="a02490.html#a8f231200d397cd24e2d9642f4306a9f0">title</a>());</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>  <a class="code" href="a02490.html#a9d903a379bfc1467618b8ee616ba64b6">AppendString</a>(</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="stringliteral">"</fileName>\n"</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="stringliteral">"\t\t</sourceImageInformation>\n"</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="stringliteral">"\t\t<OCRProcessing ID=\"OCR_0\">\n"</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="stringliteral">"\t\t\t<ocrProcessingStep>\n"</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="stringliteral">"\t\t\t\t<processingSoftware>\n"</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="stringliteral">"\t\t\t\t\t<softwareName>tesseract "</span>);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="a02490.html#a9d903a379bfc1467618b8ee616ba64b6">AppendString</a>(<a class="code" href="a02438.html#a3785779c909fcdd77e24b340f5913e4b">TessBaseAPI::Version</a>());</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="a02490.html#a9d903a379bfc1467618b8ee616ba64b6">AppendString</a>(</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="stringliteral">"</softwareName>\n"</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="stringliteral">"\t\t\t\t</processingSoftware>\n"</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="stringliteral">"\t\t\t</ocrProcessingStep>\n"</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="stringliteral">"\t\t</OCRProcessing>\n"</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="stringliteral">"\t</Description>\n"</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="stringliteral">"\t<Layout>\n"</span>);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</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>  </div>
<div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="a02502.html#a6b967b8ea7389f9ce7296d5e4b7d48a3"> 93</a></span> <span class="keywordtype">bool</span> <a class="code" href="a02502.html#a6b967b8ea7389f9ce7296d5e4b7d48a3">TessAltoRenderer::AddImageHandler</a>(<a class="code" href="a02438.html">TessBaseAPI</a>* api) {</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">const</span> std::unique_ptr<const char[]> text(api-><a class="code" href="a02438.html#a601f63aeff99b2c1e19b5dfb8a9a85aa">GetAltoText</a>(<a class="code" href="a02490.html#a2682a4f6c8bc6671baa0ca7336178b08">imagenum</a>()));</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (text == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <a class="code" href="a02490.html#a9d903a379bfc1467618b8ee616ba64b6">AppendString</a>(text.get());</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> }</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  </div>
<div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="a02502.html#a3ddc0dbd5d38d3a42ea024a150e5cc38"> 105</a></span> <span class="keywordtype">bool</span> <a class="code" href="a02502.html#a3ddc0dbd5d38d3a42ea024a150e5cc38">TessAltoRenderer::EndDocumentHandler</a>() {</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="a02490.html#a9d903a379bfc1467618b8ee616ba64b6">AppendString</a>(<span class="stringliteral">"\t</Layout>\n</alto>\n"</span>);</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="keywordflow">return</span> <span class="keyword">true</span>;</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>  </div>
<div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="a02502.html#a2c83aabd3278ce2902809df6ce7c532e"> 111</a></span> <a class="code" href="a02502.html#a2c83aabd3278ce2902809df6ce7c532e">TessAltoRenderer::TessAltoRenderer</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* outputbase)</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  : <a class="code" href="a02490.html">TessResultRenderer</a>(outputbase, <span class="stringliteral">"xml"</span>) {}</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  </div>
<div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="a02438.html#a3d9250a145ac3e67c08f570bffb8db37"> 118</a></span> <span class="keywordtype">char</span>* <a class="code" href="a02438.html#a601f63aeff99b2c1e19b5dfb8a9a85aa">TessBaseAPI::GetAltoText</a>(<span class="keywordtype">int</span> page_number) {</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">return</span> <a class="code" href="a02438.html#a601f63aeff99b2c1e19b5dfb8a9a85aa">GetAltoText</a>(<span class="keyword">nullptr</span>, page_number);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> }</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="a02438.html#a601f63aeff99b2c1e19b5dfb8a9a85aa"> 126</a></span> <span class="keywordtype">char</span>* <a class="code" href="a02438.html#a601f63aeff99b2c1e19b5dfb8a9a85aa">TessBaseAPI::GetAltoText</a>(<a class="code" href="a02466.html">ETEXT_DESC</a>* monitor, <span class="keywordtype">int</span> page_number) {</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">if</span> (<a class="code" href="a02438.html#a247f50792f581df05afe336a2aeda402">tesseract_</a> == <span class="keyword">nullptr</span> || (<a class="code" href="a02438.html#a12dda612630eba40e15f9d0b9955a04c">page_res_</a> == <span class="keyword">nullptr</span> && <a class="code" href="a02438.html#a0e4065c20b142d69a2324ee0c74ae0b0">Recognize</a>(monitor) < 0))</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</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">int</span> lcnt = 0, tcnt = 0, bcnt = 0, wcnt = 0;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span> (<a class="code" href="a02438.html#a4690919aa9d4eabda36bdefdaadf7ac9">input_file_</a> == <span class="keyword">nullptr</span>) <a class="code" href="a02438.html#a896312e68d246b58e704a8f5576e6917">SetInputName</a>(<span class="keyword">nullptr</span>);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="preprocessor">#ifdef _WIN32</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">// convert input name from ANSI encoding to utf-8</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keywordtype">int</span> str16_len =</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  MultiByteToWideChar(CP_ACP, 0, <a class="code" href="a02438.html#a4690919aa9d4eabda36bdefdaadf7ac9">input_file_</a>-><a class="code" href="a02542.html#a552838a146145cb7993f42aefb740ea4">c_str</a>(), -1, <span class="keyword">nullptr</span>, 0);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">wchar_t</span>* uni16_str = <span class="keyword">new</span> WCHAR[str16_len];</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  str16_len = MultiByteToWideChar(CP_ACP, 0, <a class="code" href="a02438.html#a4690919aa9d4eabda36bdefdaadf7ac9">input_file_</a>-><a class="code" href="a02542.html#a552838a146145cb7993f42aefb740ea4">c_str</a>(), -1,</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  uni16_str, str16_len);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordtype">int</span> utf8_len = WideCharToMultiByte(CP_UTF8, 0, uni16_str, str16_len, <span class="keyword">nullptr</span>,</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  0, <span class="keyword">nullptr</span>, <span class="keyword">nullptr</span>);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordtype">char</span>* utf8_str = <span class="keyword">new</span> <span class="keywordtype">char</span>[utf8_len];</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  WideCharToMultiByte(CP_UTF8, 0, uni16_str, str16_len, utf8_str, utf8_len,</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keyword">nullptr</span>, <span class="keyword">nullptr</span>);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  *<a class="code" href="a02438.html#a4690919aa9d4eabda36bdefdaadf7ac9">input_file_</a> = utf8_str;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">delete</span>[] uni16_str;</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keyword">delete</span>[] utf8_str;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  std::stringstream alto_str;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="comment">// Use "C" locale (needed for int values larger than 999).</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  alto_str.imbue(std::locale::classic());</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  alto_str</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  << <span class="stringliteral">"\t\t<Page WIDTH=\""</span> << <a class="code" href="a02438.html#a31dbaec91a5dd8ee7d399786a4bd5ef8">rect_width_</a> << <span class="stringliteral">"\" HEIGHT=\""</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  << <a class="code" href="a02438.html#a978edc537da096ec07d4bb8e4ae5332d">rect_height_</a></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  << <span class="stringliteral">"\" PHYSICAL_IMG_NR=\""</span> << page_number << <span class="stringliteral">"\""</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  << <span class="stringliteral">" ID=\"page_"</span> << page_number << <span class="stringliteral">"\">\n"</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  << <span class="stringliteral">"\t\t\t<PrintSpace HPOS=\"0\" VPOS=\"0\""</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  << <span class="stringliteral">" WIDTH=\""</span> << <a class="code" href="a02438.html#a31dbaec91a5dd8ee7d399786a4bd5ef8">rect_width_</a> << <span class="stringliteral">"\""</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  << <span class="stringliteral">" HEIGHT=\""</span> << <a class="code" href="a02438.html#a978edc537da096ec07d4bb8e4ae5332d">rect_height_</a> << <span class="stringliteral">"\">\n"</span>;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="a02534.html">ResultIterator</a>* res_it = <a class="code" href="a02438.html#a52eee8b9a4f147c26e4b64c16b46bc04">GetIterator</a>();</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">while</span> (!res_it-><a class="code" href="a02486.html#a7e7e1e6e23032c1fb6c10f8025c4fcf0">Empty</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a2dcea8d4208c16055353029d26f9bf49">RIL_BLOCK</a>)) {</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">if</span> (res_it-><a class="code" href="a02486.html#a7e7e1e6e23032c1fb6c10f8025c4fcf0">Empty</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>)) {</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  res_it-><a class="code" href="a02534.html#a6fc3662aef3a27995b723753de050203">Next</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">continue</span>;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  }</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">if</span> (res_it-><a class="code" href="a02534.html#a594e7e3fd8468ae38909891d4bc05e65">IsAtBeginningOf</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a2dcea8d4208c16055353029d26f9bf49">RIL_BLOCK</a>)) {</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  alto_str << <span class="stringliteral">"\t\t\t\t<ComposedBlock ID=\"cblock_"</span> << bcnt << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  AddBoxToAlto(res_it, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a2dcea8d4208c16055353029d26f9bf49">RIL_BLOCK</a>, alto_str);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  alto_str << <span class="stringliteral">"\n"</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>  <span class="keywordflow">if</span> (res_it-><a class="code" href="a02534.html#a594e7e3fd8468ae38909891d4bc05e65">IsAtBeginningOf</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a3e63980691bf64801c704f59bd795bd9">RIL_PARA</a>)) {</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  alto_str << <span class="stringliteral">"\t\t\t\t\t<TextBlock ID=\"block_"</span> << tcnt << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  AddBoxToAlto(res_it, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a3e63980691bf64801c704f59bd795bd9">RIL_PARA</a>, alto_str);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  alto_str << <span class="stringliteral">"\n"</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>  </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">if</span> (res_it-><a class="code" href="a02534.html#a594e7e3fd8468ae38909891d4bc05e65">IsAtBeginningOf</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a5e87a35f16de644593c353159ede11d1">RIL_TEXTLINE</a>)) {</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  alto_str << <span class="stringliteral">"\t\t\t\t\t\t<TextLine ID=\"line_"</span> << lcnt << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  AddBoxToAlto(res_it, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a5e87a35f16de644593c353159ede11d1">RIL_TEXTLINE</a>, alto_str);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  alto_str << <span class="stringliteral">"\n"</span>;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</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>  alto_str << <span class="stringliteral">"\t\t\t\t\t\t\t<String ID=\"string_"</span> << wcnt << <span class="stringliteral">"\""</span>;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  AddBoxToAlto(res_it, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>, alto_str);</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  alto_str << <span class="stringliteral">" CONTENT=\""</span>;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  </div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordtype">bool</span> last_word_in_line = res_it-><a class="code" href="a02534.html#a03340f4bc88139f986d0dd89b7452b2f">IsAtFinalElement</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a5e87a35f16de644593c353159ede11d1">RIL_TEXTLINE</a>, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">bool</span> last_word_in_tblock = res_it-><a class="code" href="a02534.html#a03340f4bc88139f986d0dd89b7452b2f">IsAtFinalElement</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a3e63980691bf64801c704f59bd795bd9">RIL_PARA</a>, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">bool</span> last_word_in_cblock = res_it-><a class="code" href="a02534.html#a03340f4bc88139f986d0dd89b7452b2f">IsAtFinalElement</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a2dcea8d4208c16055353029d26f9bf49">RIL_BLOCK</a>, <a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>);</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  </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>  <span class="keywordtype">int</span> left, top, right, bottom;</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  res_it-><a class="code" href="a02486.html#aae57ed588b6bffae18c15bc02fbe4f68">BoundingBox</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>, &left, &top, &right, &bottom);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  </div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">do</span> {</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">const</span> std::unique_ptr<const char[]> grapheme(</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  res_it-><a class="code" href="a02534.html#a22f65a94be27435440673d7c750808fb">GetUTF8Text</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7adbd62c7f34a9ebdd6e3b813a34cd812d">RIL_SYMBOL</a>));</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">if</span> (grapheme && grapheme[0] != 0) {</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  alto_str << <a class="code" href="a01818.html#a91558c5771a593a5c2e3e62e9ad8e822">HOcrEscape</a>(grapheme.get()).c_str();</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>  res_it-><a class="code" href="a02534.html#a6fc3662aef3a27995b723753de050203">Next</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7adbd62c7f34a9ebdd6e3b813a34cd812d">RIL_SYMBOL</a>);</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  } <span class="keywordflow">while</span> (!res_it-><a class="code" href="a02486.html#a7e7e1e6e23032c1fb6c10f8025c4fcf0">Empty</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7a2dcea8d4208c16055353029d26f9bf49">RIL_BLOCK</a>) && !res_it-><a class="code" href="a02534.html#a594e7e3fd8468ae38909891d4bc05e65">IsAtBeginningOf</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>));</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  alto_str << <span class="stringliteral">"\"/>"</span>;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  </div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  wcnt++;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">if</span> (last_word_in_line) {</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  alto_str << <span class="stringliteral">"\n\t\t\t\t\t\t</TextLine>\n"</span>;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  lcnt++;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">int</span> hpos = right;</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordtype">int</span> vpos = top;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  res_it-><a class="code" href="a02486.html#aae57ed588b6bffae18c15bc02fbe4f68">BoundingBox</a>(<a class="code" href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7afd466aec253e5daa6f0c112b0f0e0610">RIL_WORD</a>, &left, &top, &right, &bottom);</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordtype">int</span> width = left - hpos;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  alto_str << <span class="stringliteral">"<SP WIDTH=\""</span> << width << <span class="stringliteral">"\" VPOS=\""</span> << vpos</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  << <span class="stringliteral">"\" HPOS=\""</span> << hpos << <span class="stringliteral">"\"/>\n"</span>;</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  }</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (last_word_in_tblock) {</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  alto_str << <span class="stringliteral">"\t\t\t\t\t</TextBlock>\n"</span>;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  tcnt++;</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>  </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">if</span> (last_word_in_cblock) {</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  alto_str << <span class="stringliteral">"\t\t\t\t</ComposedBlock>\n"</span>;</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  bcnt++;</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>  }</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>  alto_str << <span class="stringliteral">"\t\t\t</PrintSpace>\n"</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  << <span class="stringliteral">"\t\t</Page>\n"</span>;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keyword">const</span> <a class="code" href="a01622.html#aca454f84dd198a937af6499dd758aa3d">std::string</a>& text = alto_str.str();</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  </div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordtype">char</span>* result = <span class="keyword">new</span> <span class="keywordtype">char</span>[text.length() + 1];</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  strcpy(result, text.c_str());</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keyword">delete</span> res_it;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> result;</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> }</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> } <span class="comment">// namespace tesseract</span></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<div class="ttc" id="aa01622_html_aca454f84dd198a937af6499dd758aa3d"><div class="ttname"><a href="a01622.html#aca454f84dd198a937af6499dd758aa3d">string</a></div><div class="ttdeci">std::string string</div><div class="ttdef"><b>Definition:</b> <a href="a01622_source.html#l00021">equationdetect_test.cc:21</a></div></div>
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<div class="ttc" id="aa01818_html_aa26c22b65cc9765a0e747120f4287fd7"><div class="ttname"><a href="a01818.html#aa26c22b65cc9765a0e747120f4287fd7">tesseract::PageIteratorLevel</a></div><div class="ttdeci">PageIteratorLevel</div><div class="ttdef"><b>Definition:</b> <a href="a00032_source.html#l00216">publictypes.h:216</a></div></div>
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<div class="ttc" id="aa02534_html"><div class="ttname"><a href="a02534.html">tesseract::ResultIterator</a></div><div class="ttdef"><b>Definition:</b> <a href="a00038_source.html#l00044">resultiterator.h:44</a></div></div>
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<div class="ttc" id="aa01818_html_a91558c5771a593a5c2e3e62e9ad8e822"><div class="ttname"><a href="a01818.html#a91558c5771a593a5c2e3e62e9ad8e822">tesseract::HOcrEscape</a></div><div class="ttdeci">STRING HOcrEscape(const char *text)</div><div class="ttdef"><b>Definition:</b> <a href="a00056_source.html#l02307">baseapi.cpp:2307</a></div></div>
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