docs/html/harfbuzz-hb-ot-layout.html

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  19                   <a href="#harfbuzz-hb-ot-layout.object-hierarchy" class="shortcut">Object Hierarchy</a></span>
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  29 <td valign="top">
  30 <h2><span class="refentrytitle"><a name="harfbuzz-hb-ot-layout.top_of_page"></a>hb-ot-layout</span></h2>
  31 <p>hb-ot-layout</p>
  32 </td>
  33 <td class="gallery_image" valign="top" align="right"></td>
  34 </tr></table></div>
  35 <div class="refsect1">
  36 <a name="harfbuzz-hb-ot-layout.functions"></a><h2>Functions</h2>
  37 <div class="informaltable"><table class="informaltable" width="100%" border="0">
  38 <colgroup>
  39 <col width="150px" class="functions_return">
  40 <col class="functions_name">
  41 </colgroup>
  42 <tbody>
  43 <tr>
  44 <td class="function_type">
  45 <span class="returnvalue">void</span>
  46 </td>
  47 <td class="function_name">
  48 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-collect-lookups" title="hb_ot_layout_collect_lookups ()">hb_ot_layout_collect_lookups</a> <span class="c_punctuation">()</span>
  49 </td>
  50 </tr>
  51 <tr>
  52 <td class="function_type">unsigned <span class="returnvalue">int</span>
  53 </td>
  54 <td class="function_name">
  55 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-feature-get-lookups" title="hb_ot_layout_feature_get_lookups ()">hb_ot_layout_feature_get_lookups</a> <span class="c_punctuation">()</span>
  56 </td>
  57 </tr>
  58 <tr>
  59 <td class="function_type">unsigned <span class="returnvalue">int</span>
  60 </td>
  61 <td class="function_name">
  62 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-feature-with-variations-get-lookups" title="hb_ot_layout_feature_with_variations_get_lookups ()">hb_ot_layout_feature_with_variations_get_lookups</a> <span class="c_punctuation">()</span>
  63 </td>
  64 </tr>
  65 <tr>
  66 <td class="function_type">unsigned <span class="returnvalue">int</span>
  67 </td>
  68 <td class="function_name">
  69 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-get-attach-points" title="hb_ot_layout_get_attach_points ()">hb_ot_layout_get_attach_points</a> <span class="c_punctuation">()</span>
  70 </td>
  71 </tr>
  72 <tr>
  73 <td class="function_type">
  74 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-glyph-class-t" title="enum hb_ot_layout_glyph_class_t"><span class="returnvalue">hb_ot_layout_glyph_class_t</span></a>
  75 </td>
  76 <td class="function_name">
  77 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-get-glyph-class" title="hb_ot_layout_get_glyph_class ()">hb_ot_layout_get_glyph_class</a> <span class="c_punctuation">()</span>
  78 </td>
  79 </tr>
  80 <tr>
  81 <td class="function_type">
  82 <span class="returnvalue">void</span>
  83 </td>
  84 <td class="function_name">
  85 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-get-glyphs-in-class" title="hb_ot_layout_get_glyphs_in_class ()">hb_ot_layout_get_glyphs_in_class</a> <span class="c_punctuation">()</span>
  86 </td>
  87 </tr>
  88 <tr>
  89 <td class="function_type">unsigned <span class="returnvalue">int</span>
  90 </td>
  91 <td class="function_name">
  92 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-get-ligature-carets" title="hb_ot_layout_get_ligature_carets ()">hb_ot_layout_get_ligature_carets</a> <span class="c_punctuation">()</span>
  93 </td>
  94 </tr>
  95 <tr>
  96 <td class="function_type">
  97 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
  98 </td>
  99 <td class="function_name">
 100 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-get-size-params" title="hb_ot_layout_get_size_params ()">hb_ot_layout_get_size_params</a> <span class="c_punctuation">()</span>
 101 </td>
 102 </tr>
 103 <tr>
 104 <td class="function_type">
 105 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 106 </td>
 107 <td class="function_name">
 108 <span class="c_punctuation">(</span><a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-glyph-sequence-func-t" title="hb_ot_layout_glyph_sequence_func_t ()">*hb_ot_layout_glyph_sequence_func_t</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span>
 109 </td>
 110 </tr>
 111 <tr>
 112 <td class="function_type">
 113 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 114 </td>
 115 <td class="function_name">
 116 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-has-glyph-classes" title="hb_ot_layout_has_glyph_classes ()">hb_ot_layout_has_glyph_classes</a> <span class="c_punctuation">()</span>
 117 </td>
 118 </tr>
 119 <tr>
 120 <td class="function_type">
 121 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 122 </td>
 123 <td class="function_name">
 124 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-has-positioning" title="hb_ot_layout_has_positioning ()">hb_ot_layout_has_positioning</a> <span class="c_punctuation">()</span>
 125 </td>
 126 </tr>
 127 <tr>
 128 <td class="function_type">
 129 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 130 </td>
 131 <td class="function_name">
 132 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-has-substitution" title="hb_ot_layout_has_substitution ()">hb_ot_layout_has_substitution</a> <span class="c_punctuation">()</span>
 133 </td>
 134 </tr>
 135 <tr>
 136 <td class="function_type">
 137 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 138 </td>
 139 <td class="function_name">
 140 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-language-find-feature" title="hb_ot_layout_language_find_feature ()">hb_ot_layout_language_find_feature</a> <span class="c_punctuation">()</span>
 141 </td>
 142 </tr>
 143 <tr>
 144 <td class="function_type">unsigned <span class="returnvalue">int</span>
 145 </td>
 146 <td class="function_name">
 147 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-language-get-feature-indexes" title="hb_ot_layout_language_get_feature_indexes ()">hb_ot_layout_language_get_feature_indexes</a> <span class="c_punctuation">()</span>
 148 </td>
 149 </tr>
 150 <tr>
 151 <td class="function_type">unsigned <span class="returnvalue">int</span>
 152 </td>
 153 <td class="function_name">
 154 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-language-get-feature-tags" title="hb_ot_layout_language_get_feature_tags ()">hb_ot_layout_language_get_feature_tags</a> <span class="c_punctuation">()</span>
 155 </td>
 156 </tr>
 157 <tr>
 158 <td class="function_type">
 159 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 160 </td>
 161 <td class="function_name">
 162 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-language-get-required-feature" title="hb_ot_layout_language_get_required_feature ()">hb_ot_layout_language_get_required_feature</a> <span class="c_punctuation">()</span>
 163 </td>
 164 </tr>
 165 <tr>
 166 <td class="function_type">
 167 <span class="returnvalue">void</span>
 168 </td>
 169 <td class="function_name">
 170 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-lookup-collect-glyphs" title="hb_ot_layout_lookup_collect_glyphs ()">hb_ot_layout_lookup_collect_glyphs</a> <span class="c_punctuation">()</span>
 171 </td>
 172 </tr>
 173 <tr>
 174 <td class="function_type">
 175 <span class="returnvalue">void</span>
 176 </td>
 177 <td class="function_name">
 178 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-lookup-substitute-closure" title="hb_ot_layout_lookup_substitute_closure ()">hb_ot_layout_lookup_substitute_closure</a> <span class="c_punctuation">()</span>
 179 </td>
 180 </tr>
 181 <tr>
 182 <td class="function_type">
 183 <span class="returnvalue">void</span>
 184 </td>
 185 <td class="function_name">
 186 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-lookups-substitute-closure" title="hb_ot_layout_lookups_substitute_closure ()">hb_ot_layout_lookups_substitute_closure</a> <span class="c_punctuation">()</span>
 187 </td>
 188 </tr>
 189 <tr>
 190 <td class="function_type">
 191 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 192 </td>
 193 <td class="function_name">
 194 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-lookup-would-substitute" title="hb_ot_layout_lookup_would_substitute ()">hb_ot_layout_lookup_would_substitute</a> <span class="c_punctuation">()</span>
 195 </td>
 196 </tr>
 197 <tr>
 198 <td class="function_type">
 199 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 200 </td>
 201 <td class="function_name">
 202 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-script-find-language" title="hb_ot_layout_script_find_language ()">hb_ot_layout_script_find_language</a> <span class="c_punctuation">()</span>
 203 </td>
 204 </tr>
 205 <tr>
 206 <td class="function_type">unsigned <span class="returnvalue">int</span>
 207 </td>
 208 <td class="function_name">
 209 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-script-get-language-tags" title="hb_ot_layout_script_get_language_tags ()">hb_ot_layout_script_get_language_tags</a> <span class="c_punctuation">()</span>
 210 </td>
 211 </tr>
 212 <tr>
 213 <td class="function_type">
 214 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 215 </td>
 216 <td class="function_name">
 217 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-table-choose-script" title="hb_ot_layout_table_choose_script ()">hb_ot_layout_table_choose_script</a> <span class="c_punctuation">()</span>
 218 </td>
 219 </tr>
 220 <tr>
 221 <td class="function_type">
 222 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 223 </td>
 224 <td class="function_name">
 225 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-table-find-feature-variations" title="hb_ot_layout_table_find_feature_variations ()">hb_ot_layout_table_find_feature_variations</a> <span class="c_punctuation">()</span>
 226 </td>
 227 </tr>
 228 <tr>
 229 <td class="function_type">
 230 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 231 </td>
 232 <td class="function_name">
 233 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-table-find-script" title="hb_ot_layout_table_find_script ()">hb_ot_layout_table_find_script</a> <span class="c_punctuation">()</span>
 234 </td>
 235 </tr>
 236 <tr>
 237 <td class="function_type">unsigned <span class="returnvalue">int</span>
 238 </td>
 239 <td class="function_name">
 240 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-table-get-feature-tags" title="hb_ot_layout_table_get_feature_tags ()">hb_ot_layout_table_get_feature_tags</a> <span class="c_punctuation">()</span>
 241 </td>
 242 </tr>
 243 <tr>
 244 <td class="function_type">unsigned <span class="returnvalue">int</span>
 245 </td>
 246 <td class="function_name">
 247 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-table-get-script-tags" title="hb_ot_layout_table_get_script_tags ()">hb_ot_layout_table_get_script_tags</a> <span class="c_punctuation">()</span>
 248 </td>
 249 </tr>
 250 <tr>
 251 <td class="function_type">unsigned <span class="returnvalue">int</span>
 252 </td>
 253 <td class="function_name">
 254 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-table-get-lookup-count" title="hb_ot_layout_table_get_lookup_count ()">hb_ot_layout_table_get_lookup_count</a> <span class="c_punctuation">()</span>
 255 </td>
 256 </tr>
 257 <tr>
 258 <td class="function_type">
 259 <span class="returnvalue">void</span>
 260 </td>
 261 <td class="function_name">
 262 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-shape-plan-collect-lookups" title="hb_ot_shape_plan_collect_lookups ()">hb_ot_shape_plan_collect_lookups</a> <span class="c_punctuation">()</span>
 263 </td>
 264 </tr>
 265 <tr>
 266 <td class="function_type">
 267 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 268 </td>
 269 <td class="function_name">
 270 <a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-language-get-required-feature-index" title="hb_ot_layout_language_get_required_feature_index ()">hb_ot_layout_language_get_required_feature_index</a> <span class="c_punctuation">()</span>
 271 </td>
 272 </tr>
 273 </tbody>
 274 </table></div>
 275 </div>
 276 <div class="refsect1">
 277 <a name="harfbuzz-hb-ot-layout.other"></a><h2>Types and Values</h2>
 278 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 279 <colgroup>
 280 <col width="150px" class="name">
 281 <col class="description">
 282 </colgroup>
 283 <tbody>
 284 <tr>
 285 <td class="define_keyword">#define</td>
 286 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-LAYOUT-DEFAULT-LANGUAGE-INDEX:CAPS" title="HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX">HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX</a></td>
 287 </tr>
 288 <tr>
 289 <td class="define_keyword">#define</td>
 290 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-LAYOUT-NO-FEATURE-INDEX:CAPS" title="HB_OT_LAYOUT_NO_FEATURE_INDEX">HB_OT_LAYOUT_NO_FEATURE_INDEX</a></td>
 291 </tr>
 292 <tr>
 293 <td class="define_keyword">#define</td>
 294 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-LAYOUT-NO-SCRIPT-INDEX:CAPS" title="HB_OT_LAYOUT_NO_SCRIPT_INDEX">HB_OT_LAYOUT_NO_SCRIPT_INDEX</a></td>
 295 </tr>
 296 <tr>
 297 <td class="define_keyword">#define</td>
 298 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-LAYOUT-NO-VARIATIONS-INDEX:CAPS" title="HB_OT_LAYOUT_NO_VARIATIONS_INDEX">HB_OT_LAYOUT_NO_VARIATIONS_INDEX</a></td>
 299 </tr>
 300 <tr>
 301 <td class="define_keyword">#define</td>
 302 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-TAG-GDEF:CAPS" title="HB_OT_TAG_GDEF">HB_OT_TAG_GDEF</a></td>
 303 </tr>
 304 <tr>
 305 <td class="define_keyword">#define</td>
 306 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-TAG-GPOS:CAPS" title="HB_OT_TAG_GPOS">HB_OT_TAG_GPOS</a></td>
 307 </tr>
 308 <tr>
 309 <td class="define_keyword">#define</td>
 310 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-TAG-GSUB:CAPS" title="HB_OT_TAG_GSUB">HB_OT_TAG_GSUB</a></td>
 311 </tr>
 312 <tr>
 313 <td class="define_keyword">#define</td>
 314 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#HB-OT-TAG-JSTF:CAPS" title="HB_OT_TAG_JSTF">HB_OT_TAG_JSTF</a></td>
 315 </tr>
 316 <tr>
 317 <td class="datatype_keyword">enum</td>
 318 <td class="function_name"><a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-glyph-class-t" title="enum hb_ot_layout_glyph_class_t">hb_ot_layout_glyph_class_t</a></td>
 319 </tr>
 320 </tbody>
 321 </table></div>
 322 </div>
 323 <div class="refsect1">
 324 <a name="harfbuzz-hb-ot-layout.object-hierarchy"></a><h2>Object Hierarchy</h2>
 325 <pre class="screen">    <a href="/home/behdad/.local/share/gtk-doc/html/gobject/gobject-Enumeration-and-Flag-Types.html">GEnum</a>
 326     <span class="lineart">╰──</span> hb_ot_layout_glyph_class_t
 327 </pre>
 328 </div>
 329 <div class="refsect1">
 330 <a name="harfbuzz-hb-ot-layout.description"></a><h2>Description</h2>
 331 </div>
 332 <div class="refsect1">
 333 <a name="harfbuzz-hb-ot-layout.functions_details"></a><h2>Functions</h2>
 334 <div class="refsect2">
 335 <a name="hb-ot-layout-collect-lookups"></a><h3>hb_ot_layout_collect_lookups ()</h3>
 336 <pre class="programlisting"><span class="returnvalue">void</span>
 337 hb_ot_layout_collect_lookups (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 338                               <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 339                               <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *scripts</code></em>,
 340                               <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *languages</code></em>,
 341                               <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *features</code></em>,
 342                               <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *lookup_indexes</code></em>);</pre>
 343 <p class="since">Since: <a class="link" href="api-index-0-9-8.html#api-index-0.9.8">0.9.8</a></p>
 344 </div>
 345 <hr>
 346 <div class="refsect2">
 347 <a name="hb-ot-layout-feature-get-lookups"></a><h3>hb_ot_layout_feature_get_lookups ()</h3>
 348 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 349 hb_ot_layout_feature_get_lookups (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 350                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 351                                   <em class="parameter"><code>unsigned <span class="type">int</span> feature_index</code></em>,
 352                                   <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 353                                   <em class="parameter"><code>unsigned <span class="type">int</span> *lookup_count</code></em>,
 354                                   <em class="parameter"><code>unsigned <span class="type">int</span> *lookup_indexes</code></em>);</pre>
 355 <p class="since">Since: <a class="link" href="api-index-0-9-7.html#api-index-0.9.7">0.9.7</a></p>
 356 </div>
 357 <hr>
 358 <div class="refsect2">
 359 <a name="hb-ot-layout-feature-with-variations-get-lookups"></a><h3>hb_ot_layout_feature_with_variations_get_lookups ()</h3>
 360 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 361 hb_ot_layout_feature_with_variations_get_lookups
 362                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 363                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 364                                 <em class="parameter"><code>unsigned <span class="type">int</span> feature_index</code></em>,
 365                                 <em class="parameter"><code>unsigned <span class="type">int</span> variations_index</code></em>,
 366                                 <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 367                                 <em class="parameter"><code>unsigned <span class="type">int</span> *lookup_count</code></em>,
 368                                 <em class="parameter"><code>unsigned <span class="type">int</span> *lookup_indexes</code></em>);</pre>
 369 </div>
 370 <hr>
 371 <div class="refsect2">
 372 <a name="hb-ot-layout-get-attach-points"></a><h3>hb_ot_layout_get_attach_points ()</h3>
 373 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 374 hb_ot_layout_get_attach_points (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 375                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-codepoint-t" title="hb_codepoint_t"><span class="type">hb_codepoint_t</span></a> glyph</code></em>,
 376                                 <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 377                                 <em class="parameter"><code>unsigned <span class="type">int</span> *point_count</code></em>,
 378                                 <em class="parameter"><code>unsigned <span class="type">int</span> *point_array</code></em>);</pre>
 379 </div>
 380 <hr>
 381 <div class="refsect2">
 382 <a name="hb-ot-layout-get-glyph-class"></a><h3>hb_ot_layout_get_glyph_class ()</h3>
 383 <pre class="programlisting"><a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-glyph-class-t" title="enum hb_ot_layout_glyph_class_t"><span class="returnvalue">hb_ot_layout_glyph_class_t</span></a>
 384 hb_ot_layout_get_glyph_class (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 385                               <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-codepoint-t" title="hb_codepoint_t"><span class="type">hb_codepoint_t</span></a> glyph</code></em>);</pre>
 386 <p class="since">Since: <a class="link" href="api-index-0-9-7.html#api-index-0.9.7">0.9.7</a></p>
 387 </div>
 388 <hr>
 389 <div class="refsect2">
 390 <a name="hb-ot-layout-get-glyphs-in-class"></a><h3>hb_ot_layout_get_glyphs_in_class ()</h3>
 391 <pre class="programlisting"><span class="returnvalue">void</span>
 392 hb_ot_layout_get_glyphs_in_class (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 393                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-ot-layout.html#hb-ot-layout-glyph-class-t" title="enum hb_ot_layout_glyph_class_t"><span class="type">hb_ot_layout_glyph_class_t</span></a> klass</code></em>,
 394                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *glyphs</code></em>);</pre>
 395 <p class="since">Since: <a class="link" href="api-index-0-9-7.html#api-index-0.9.7">0.9.7</a></p>
 396 </div>
 397 <hr>
 398 <div class="refsect2">
 399 <a name="hb-ot-layout-get-ligature-carets"></a><h3>hb_ot_layout_get_ligature_carets ()</h3>
 400 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 401 hb_ot_layout_get_ligature_carets (<em class="parameter"><code><a class="link" href="harfbuzz-hb-font.html#hb-font-t"><span class="type">hb_font_t</span></a> *font</code></em>,
 402                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-direction-t" title="enum hb_direction_t"><span class="type">hb_direction_t</span></a> direction</code></em>,
 403                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-codepoint-t" title="hb_codepoint_t"><span class="type">hb_codepoint_t</span></a> glyph</code></em>,
 404                                   <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 405                                   <em class="parameter"><code>unsigned <span class="type">int</span> *caret_count</code></em>,
 406                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-position-t" title="hb_position_t"><span class="type">hb_position_t</span></a> *caret_array</code></em>);</pre>
 407 </div>
 408 <hr>
 409 <div class="refsect2">
 410 <a name="hb-ot-layout-get-size-params"></a><h3>hb_ot_layout_get_size_params ()</h3>
 411 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 412 hb_ot_layout_get_size_params (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 413                               <em class="parameter"><code>unsigned <span class="type">int</span> *design_size</code></em>,
 414                               <em class="parameter"><code>unsigned <span class="type">int</span> *subfamily_id</code></em>,
 415                               <em class="parameter"><code>unsigned <span class="type">int</span> *subfamily_name_id</code></em>,
 416                               <em class="parameter"><code>unsigned <span class="type">int</span> *range_start</code></em>,
 417                               <em class="parameter"><code>unsigned <span class="type">int</span> *range_end</code></em>);</pre>
 418 <p class="since">Since: <a class="link" href="api-index-0-9-10.html#api-index-0.9.10">0.9.10</a></p>
 419 </div>
 420 <hr>
 421 <div class="refsect2">
 422 <a name="hb-ot-layout-glyph-sequence-func-t"></a><h3>hb_ot_layout_glyph_sequence_func_t ()</h3>
 423 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 424 <span class="c_punctuation">(</span>*hb_ot_layout_glyph_sequence_func_t<span class="c_punctuation">)</span> (<em class="parameter"><code><a class="link" href="harfbuzz-hb-font.html#hb-font-t"><span class="type">hb_font_t</span></a> *font</code></em>,
 425                                        <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 426                                        <em class="parameter"><code>unsigned <span class="type">int</span> lookup_index</code></em>,
 427                                        <em class="parameter"><code>const <span class="type">hb_ot_layout_glyph_sequence_t</span> *sequence</code></em>,
 428                                        <em class="parameter"><code><span class="type">void</span> *user_data</code></em>);</pre>
 429 </div>
 430 <hr>
 431 <div class="refsect2">
 432 <a name="hb-ot-layout-has-glyph-classes"></a><h3>hb_ot_layout_has_glyph_classes ()</h3>
 433 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 434 hb_ot_layout_has_glyph_classes (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>);</pre>
 435 </div>
 436 <hr>
 437 <div class="refsect2">
 438 <a name="hb-ot-layout-has-positioning"></a><h3>hb_ot_layout_has_positioning ()</h3>
 439 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 440 hb_ot_layout_has_positioning (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>);</pre>
 441 </div>
 442 <hr>
 443 <div class="refsect2">
 444 <a name="hb-ot-layout-has-substitution"></a><h3>hb_ot_layout_has_substitution ()</h3>
 445 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 446 hb_ot_layout_has_substitution (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>);</pre>
 447 </div>
 448 <hr>
 449 <div class="refsect2">
 450 <a name="hb-ot-layout-language-find-feature"></a><h3>hb_ot_layout_language_find_feature ()</h3>
 451 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 452 hb_ot_layout_language_find_feature (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 453                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 454                                     <em class="parameter"><code>unsigned <span class="type">int</span> script_index</code></em>,
 455                                     <em class="parameter"><code>unsigned <span class="type">int</span> language_index</code></em>,
 456                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> feature_tag</code></em>,
 457                                     <em class="parameter"><code>unsigned <span class="type">int</span> *feature_index</code></em>);</pre>
 458 </div>
 459 <hr>
 460 <div class="refsect2">
 461 <a name="hb-ot-layout-language-get-feature-indexes"></a><h3>hb_ot_layout_language_get_feature_indexes ()</h3>
 462 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 463 hb_ot_layout_language_get_feature_indexes
 464                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 465                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 466                                 <em class="parameter"><code>unsigned <span class="type">int</span> script_index</code></em>,
 467                                 <em class="parameter"><code>unsigned <span class="type">int</span> language_index</code></em>,
 468                                 <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 469                                 <em class="parameter"><code>unsigned <span class="type">int</span> *feature_count</code></em>,
 470                                 <em class="parameter"><code>unsigned <span class="type">int</span> *feature_indexes</code></em>);</pre>
 471 </div>
 472 <hr>
 473 <div class="refsect2">
 474 <a name="hb-ot-layout-language-get-feature-tags"></a><h3>hb_ot_layout_language_get_feature_tags ()</h3>
 475 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 476 hb_ot_layout_language_get_feature_tags
 477                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 478                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 479                                 <em class="parameter"><code>unsigned <span class="type">int</span> script_index</code></em>,
 480                                 <em class="parameter"><code>unsigned <span class="type">int</span> language_index</code></em>,
 481                                 <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 482                                 <em class="parameter"><code>unsigned <span class="type">int</span> *feature_count</code></em>,
 483                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *feature_tags</code></em>);</pre>
 484 </div>
 485 <hr>
 486 <div class="refsect2">
 487 <a name="hb-ot-layout-language-get-required-feature"></a><h3>hb_ot_layout_language_get_required_feature ()</h3>
 488 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 489 hb_ot_layout_language_get_required_feature
 490                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 491                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 492                                 <em class="parameter"><code>unsigned <span class="type">int</span> script_index</code></em>,
 493                                 <em class="parameter"><code>unsigned <span class="type">int</span> language_index</code></em>,
 494                                 <em class="parameter"><code>unsigned <span class="type">int</span> *feature_index</code></em>,
 495                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *feature_tag</code></em>);</pre>
 496 <p class="since">Since: <a class="link" href="api-index-0-9-30.html#api-index-0.9.30">0.9.30</a></p>
 497 </div>
 498 <hr>
 499 <div class="refsect2">
 500 <a name="hb-ot-layout-lookup-collect-glyphs"></a><h3>hb_ot_layout_lookup_collect_glyphs ()</h3>
 501 <pre class="programlisting"><span class="returnvalue">void</span>
 502 hb_ot_layout_lookup_collect_glyphs (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 503                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 504                                     <em class="parameter"><code>unsigned <span class="type">int</span> lookup_index</code></em>,
 505                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *glyphs_before</code></em>,
 506                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *glyphs_input</code></em>,
 507                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *glyphs_after</code></em>,
 508                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *glyphs_output</code></em>);</pre>
 509 <p class="since">Since: <a class="link" href="api-index-0-9-7.html#api-index-0.9.7">0.9.7</a></p>
 510 </div>
 511 <hr>
 512 <div class="refsect2">
 513 <a name="hb-ot-layout-lookup-substitute-closure"></a><h3>hb_ot_layout_lookup_substitute_closure ()</h3>
 514 <pre class="programlisting"><span class="returnvalue">void</span>
 515 hb_ot_layout_lookup_substitute_closure
 516                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 517                                 <em class="parameter"><code>unsigned <span class="type">int</span> lookup_index</code></em>,
 518                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *glyphs</code></em>);</pre>
 519 <p class="since">Since: <a class="link" href="api-index-0-9-7.html#api-index-0.9.7">0.9.7</a></p>
 520 </div>
 521 <hr>
 522 <div class="refsect2">
 523 <a name="hb-ot-layout-lookups-substitute-closure"></a><h3>hb_ot_layout_lookups_substitute_closure ()</h3>
 524 <pre class="programlisting"><span class="returnvalue">void</span>
 525 hb_ot_layout_lookups_substitute_closure
 526                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 527                                 <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *lookups</code></em>,
 528                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *glyphs</code></em>);</pre>
 529 <p>Compute the transitive closure of glyphs needed for all of the
 530 provided lookups.</p>
 531 <p class="since">Since: 1.8.1</p>
 532 </div>
 533 <hr>
 534 <div class="refsect2">
 535 <a name="hb-ot-layout-lookup-would-substitute"></a><h3>hb_ot_layout_lookup_would_substitute ()</h3>
 536 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 537 hb_ot_layout_lookup_would_substitute (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 538                                       <em class="parameter"><code>unsigned <span class="type">int</span> lookup_index</code></em>,
 539                                       <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-common.html#hb-codepoint-t" title="hb_codepoint_t"><span class="type">hb_codepoint_t</span></a> *glyphs</code></em>,
 540                                       <em class="parameter"><code>unsigned <span class="type">int</span> glyphs_length</code></em>,
 541                                       <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="type">hb_bool_t</span></a> zero_context</code></em>);</pre>
 542 <p class="since">Since: <a class="link" href="api-index-0-9-7.html#api-index-0.9.7">0.9.7</a></p>
 543 </div>
 544 <hr>
 545 <div class="refsect2">
 546 <a name="hb-ot-layout-script-find-language"></a><h3>hb_ot_layout_script_find_language ()</h3>
 547 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 548 hb_ot_layout_script_find_language (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 549                                    <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 550                                    <em class="parameter"><code>unsigned <span class="type">int</span> script_index</code></em>,
 551                                    <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> language_tag</code></em>,
 552                                    <em class="parameter"><code>unsigned <span class="type">int</span> *language_index</code></em>);</pre>
 553 </div>
 554 <hr>
 555 <div class="refsect2">
 556 <a name="hb-ot-layout-script-get-language-tags"></a><h3>hb_ot_layout_script_get_language_tags ()</h3>
 557 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 558 hb_ot_layout_script_get_language_tags (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 559                                        <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 560                                        <em class="parameter"><code>unsigned <span class="type">int</span> script_index</code></em>,
 561                                        <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 562                                        <em class="parameter"><code>unsigned <span class="type">int</span> *language_count</code></em>,
 563                                        <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *language_tags</code></em>);</pre>
 564 </div>
 565 <hr>
 566 <div class="refsect2">
 567 <a name="hb-ot-layout-table-choose-script"></a><h3>hb_ot_layout_table_choose_script ()</h3>
 568 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 569 hb_ot_layout_table_choose_script (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 570                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 571                                   <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *script_tags</code></em>,
 572                                   <em class="parameter"><code>unsigned <span class="type">int</span> *script_index</code></em>,
 573                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *chosen_script</code></em>);</pre>
 574 </div>
 575 <hr>
 576 <div class="refsect2">
 577 <a name="hb-ot-layout-table-find-feature-variations"></a><h3>hb_ot_layout_table_find_feature_variations ()</h3>
 578 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 579 hb_ot_layout_table_find_feature_variations
 580                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 581                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 582                                 <em class="parameter"><code>const <span class="type">int</span> *coords</code></em>,
 583                                 <em class="parameter"><code>unsigned <span class="type">int</span> num_coords</code></em>,
 584                                 <em class="parameter"><code>unsigned <span class="type">int</span> *variations_index</code></em>);</pre>
 585 </div>
 586 <hr>
 587 <div class="refsect2">
 588 <a name="hb-ot-layout-table-find-script"></a><h3>hb_ot_layout_table_find_script ()</h3>
 589 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 590 hb_ot_layout_table_find_script (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 591                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 592                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> script_tag</code></em>,
 593                                 <em class="parameter"><code>unsigned <span class="type">int</span> *script_index</code></em>);</pre>
 594 </div>
 595 <hr>
 596 <div class="refsect2">
 597 <a name="hb-ot-layout-table-get-feature-tags"></a><h3>hb_ot_layout_table_get_feature_tags ()</h3>
 598 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 599 hb_ot_layout_table_get_feature_tags (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 600                                      <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 601                                      <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 602                                      <em class="parameter"><code>unsigned <span class="type">int</span> *feature_count</code></em>,
 603                                      <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *feature_tags</code></em>);</pre>
 604 </div>
 605 <hr>
 606 <div class="refsect2">
 607 <a name="hb-ot-layout-table-get-script-tags"></a><h3>hb_ot_layout_table_get_script_tags ()</h3>
 608 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 609 hb_ot_layout_table_get_script_tags (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 610                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 611                                     <em class="parameter"><code>unsigned <span class="type">int</span> start_offset</code></em>,
 612                                     <em class="parameter"><code>unsigned <span class="type">int</span> *script_count</code></em>,
 613                                     <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> *script_tags</code></em>);</pre>
 614 </div>
 615 <hr>
 616 <div class="refsect2">
 617 <a name="hb-ot-layout-table-get-lookup-count"></a><h3>hb_ot_layout_table_get_lookup_count ()</h3>
 618 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 619 hb_ot_layout_table_get_lookup_count (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 620                                      <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>);</pre>
 621 <p class="since">Since: <a class="link" href="api-index-0-9-22.html#api-index-0.9.22">0.9.22</a></p>
 622 </div>
 623 <hr>
 624 <div class="refsect2">
 625 <a name="hb-ot-shape-plan-collect-lookups"></a><h3>hb_ot_shape_plan_collect_lookups ()</h3>
 626 <pre class="programlisting"><span class="returnvalue">void</span>
 627 hb_ot_shape_plan_collect_lookups (<em class="parameter"><code><a class="link" href="harfbuzz-hb-shape-plan.html#hb-shape-plan-t"><span class="type">hb_shape_plan_t</span></a> *shape_plan</code></em>,
 628                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 629                                   <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t"><span class="type">hb_set_t</span></a> *lookup_indexes</code></em>);</pre>
 630 <p class="since">Since: <a class="link" href="api-index-0-9-7.html#api-index-0.9.7">0.9.7</a></p>
 631 </div>
 632 <hr>
 633 <div class="refsect2">
 634 <a name="hb-ot-layout-language-get-required-feature-index"></a><h3>hb_ot_layout_language_get_required_feature_index ()</h3>
 635 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 636 hb_ot_layout_language_get_required_feature_index
 637                                (<em class="parameter"><code><a class="link" href="harfbuzz-hb-face.html#hb-face-t"><span class="type">hb_face_t</span></a> *face</code></em>,
 638                                 <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-tag-t" title="hb_tag_t"><span class="type">hb_tag_t</span></a> table_tag</code></em>,
 639                                 <em class="parameter"><code>unsigned <span class="type">int</span> script_index</code></em>,
 640                                 <em class="parameter"><code>unsigned <span class="type">int</span> language_index</code></em>,
 641                                 <em class="parameter"><code>unsigned <span class="type">int</span> *feature_index</code></em>);</pre>
 642 </div>
 643 </div>
 644 <div class="refsect1">
 645 <a name="harfbuzz-hb-ot-layout.other_details"></a><h2>Types and Values</h2>
 646 <div class="refsect2">
 647 <a name="HB-OT-LAYOUT-DEFAULT-LANGUAGE-INDEX:CAPS"></a><h3>HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX</h3>
 648 <pre class="programlisting">#define HB_OT_LAYOUT_DEFAULT_LANGUAGE_INDEX 0xFFFFu
 649 </pre>
 650 </div>
 651 <hr>
 652 <div class="refsect2">
 653 <a name="HB-OT-LAYOUT-NO-FEATURE-INDEX:CAPS"></a><h3>HB_OT_LAYOUT_NO_FEATURE_INDEX</h3>
 654 <pre class="programlisting">#define HB_OT_LAYOUT_NO_FEATURE_INDEX               0xFFFFu
 655 </pre>
 656 </div>
 657 <hr>
 658 <div class="refsect2">
 659 <a name="HB-OT-LAYOUT-NO-SCRIPT-INDEX:CAPS"></a><h3>HB_OT_LAYOUT_NO_SCRIPT_INDEX</h3>
 660 <pre class="programlisting">#define HB_OT_LAYOUT_NO_SCRIPT_INDEX                0xFFFFu
 661 </pre>
 662 </div>
 663 <hr>
 664 <div class="refsect2">
 665 <a name="HB-OT-LAYOUT-NO-VARIATIONS-INDEX:CAPS"></a><h3>HB_OT_LAYOUT_NO_VARIATIONS_INDEX</h3>
 666 <pre class="programlisting">#define HB_OT_LAYOUT_NO_VARIATIONS_INDEX 0xFFFFFFFFu
 667 </pre>
 668 </div>
 669 <hr>
 670 <div class="refsect2">
 671 <a name="HB-OT-TAG-GDEF:CAPS"></a><h3>HB_OT_TAG_GDEF</h3>
 672 <pre class="programlisting">#define HB_OT_TAG_GDEF HB_TAG('G','D','E','F')
 673 </pre>
 674 </div>
 675 <hr>
 676 <div class="refsect2">
 677 <a name="HB-OT-TAG-GPOS:CAPS"></a><h3>HB_OT_TAG_GPOS</h3>
 678 <pre class="programlisting">#define HB_OT_TAG_GPOS HB_TAG('G','P','O','S')
 679 </pre>
 680 </div>
 681 <hr>
 682 <div class="refsect2">
 683 <a name="HB-OT-TAG-GSUB:CAPS"></a><h3>HB_OT_TAG_GSUB</h3>
 684 <pre class="programlisting">#define HB_OT_TAG_GSUB HB_TAG('G','S','U','B')
 685 </pre>
 686 </div>
 687 <hr>
 688 <div class="refsect2">
 689 <a name="HB-OT-TAG-JSTF:CAPS"></a><h3>HB_OT_TAG_JSTF</h3>
 690 <pre class="programlisting">#define HB_OT_TAG_JSTF HB_TAG('J','S','T','F')
 691 </pre>
 692 </div>
 693 <hr>
 694 <div class="refsect2">
 695 <a name="hb-ot-layout-glyph-class-t"></a><h3>enum hb_ot_layout_glyph_class_t</h3>
 696 <div class="refsect3">
 697 <a name="hb-ot-layout-glyph-class-t.members"></a><h4>Members</h4>
 698 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 699 <colgroup>
 700 <col width="300px" class="enum_members_name">
 701 <col class="enum_members_description">
 702 <col width="200px" class="enum_members_annotations">
 703 </colgroup>
 704 <tbody>
 705 <tr>
 706 <td class="enum_member_name"><p><a name="HB-OT-LAYOUT-GLYPH-CLASS-UNCLASSIFIED:CAPS"></a>HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED</p></td>
 707 <td> </td>
 708 <td> </td>
 709 </tr>
 710 <tr>
 711 <td class="enum_member_name"><p><a name="HB-OT-LAYOUT-GLYPH-CLASS-BASE-GLYPH:CAPS"></a>HB_OT_LAYOUT_GLYPH_CLASS_BASE_GLYPH</p></td>
 712 <td> </td>
 713 <td> </td>
 714 </tr>
 715 <tr>
 716 <td class="enum_member_name"><p><a name="HB-OT-LAYOUT-GLYPH-CLASS-LIGATURE:CAPS"></a>HB_OT_LAYOUT_GLYPH_CLASS_LIGATURE</p></td>
 717 <td> </td>
 718 <td> </td>
 719 </tr>
 720 <tr>
 721 <td class="enum_member_name"><p><a name="HB-OT-LAYOUT-GLYPH-CLASS-MARK:CAPS"></a>HB_OT_LAYOUT_GLYPH_CLASS_MARK</p></td>
 722 <td> </td>
 723 <td> </td>
 724 </tr>
 725 <tr>
 726 <td class="enum_member_name"><p><a name="HB-OT-LAYOUT-GLYPH-CLASS-COMPONENT:CAPS"></a>HB_OT_LAYOUT_GLYPH_CLASS_COMPONENT</p></td>
 727 <td> </td>
 728 <td> </td>
 729 </tr>
 730 </tbody>
 731 </table></div>
 732 </div>
 733 </div>
 734 </div>
 735 </div>
 736 <div class="footer">
 737 <hr>Generated by GTK-Doc V1.27.1</div>
 738 </body>
 739 </html>