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  18                   <a href="#harfbuzz-hb-map.description" class="shortcut">Description</a></span>
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  26 <a name="harfbuzz-hb-map"></a><div class="titlepage"></div>
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  28 <td valign="top">
  29 <h2><span class="refentrytitle"><a name="harfbuzz-hb-map.top_of_page"></a>hb-map</span></h2>
  30 <p>hb-map — Object representing integer to integer mapping</p>
  31 </td>
  32 <td class="gallery_image" valign="top" align="right"></td>
  33 </tr></table></div>
  34 <div class="refsect1">
  35 <a name="harfbuzz-hb-map.functions"></a><h2>Functions</h2>
  36 <div class="informaltable"><table class="informaltable" width="100%" border="0">
  37 <colgroup>
  38 <col width="150px" class="functions_proto_type">
  39 <col class="functions_proto_name">
  40 </colgroup>
  41 <tbody>
  42 <tr>
  43 <td class="function_type">
  44 <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
  45 </td>
  46 <td class="function_name">
  47 <a class="link" href="harfbuzz-hb-map.html#hb-map-create" title="hb_map_create ()">hb_map_create</a> <span class="c_punctuation">()</span>
  48 </td>
  49 </tr>
  50 <tr>
  51 <td class="function_type">
  52 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
  53 </td>
  54 <td class="function_name">
  55 <a class="link" href="harfbuzz-hb-map.html#hb-map-allocation-successful" title="hb_map_allocation_successful ()">hb_map_allocation_successful</a> <span class="c_punctuation">()</span>
  56 </td>
  57 </tr>
  58 <tr>
  59 <td class="function_type">
  60 <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
  61 </td>
  62 <td class="function_name">
  63 <a class="link" href="harfbuzz-hb-map.html#hb-map-copy" title="hb_map_copy ()">hb_map_copy</a> <span class="c_punctuation">()</span>
  64 </td>
  65 </tr>
  66 <tr>
  67 <td class="function_type">
  68 <span class="returnvalue">void</span>
  69 </td>
  70 <td class="function_name">
  71 <a class="link" href="harfbuzz-hb-map.html#hb-map-clear" title="hb_map_clear ()">hb_map_clear</a> <span class="c_punctuation">()</span>
  72 </td>
  73 </tr>
  74 <tr>
  75 <td class="function_type">
  76 <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
  77 </td>
  78 <td class="function_name">
  79 <a class="link" href="harfbuzz-hb-map.html#hb-map-get-empty" title="hb_map_get_empty ()">hb_map_get_empty</a> <span class="c_punctuation">()</span>
  80 </td>
  81 </tr>
  82 <tr>
  83 <td class="function_type">
  84 <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
  85 </td>
  86 <td class="function_name">
  87 <a class="link" href="harfbuzz-hb-map.html#hb-map-reference" title="hb_map_reference ()">hb_map_reference</a> <span class="c_punctuation">()</span>
  88 </td>
  89 </tr>
  90 <tr>
  91 <td class="function_type">
  92 <span class="returnvalue">void</span>
  93 </td>
  94 <td class="function_name">
  95 <a class="link" href="harfbuzz-hb-map.html#hb-map-destroy" title="hb_map_destroy ()">hb_map_destroy</a> <span class="c_punctuation">()</span>
  96 </td>
  97 </tr>
  98 <tr>
  99 <td class="function_type">
 100 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 101 </td>
 102 <td class="function_name">
 103 <a class="link" href="harfbuzz-hb-map.html#hb-map-set-user-data" title="hb_map_set_user_data ()">hb_map_set_user_data</a> <span class="c_punctuation">()</span>
 104 </td>
 105 </tr>
 106 <tr>
 107 <td class="function_type">
 108 <span class="returnvalue">void</span> *
 109 </td>
 110 <td class="function_name">
 111 <a class="link" href="harfbuzz-hb-map.html#hb-map-get-user-data" title="hb_map_get_user_data ()">hb_map_get_user_data</a> <span class="c_punctuation">()</span>
 112 </td>
 113 </tr>
 114 <tr>
 115 <td class="function_type">
 116 <span class="returnvalue">void</span>
 117 </td>
 118 <td class="function_name">
 119 <a class="link" href="harfbuzz-hb-map.html#hb-map-set" title="hb_map_set ()">hb_map_set</a> <span class="c_punctuation">()</span>
 120 </td>
 121 </tr>
 122 <tr>
 123 <td class="function_type">
 124 <a class="link" href="harfbuzz-hb-common.html#hb-codepoint-t" title="hb_codepoint_t"><span class="returnvalue">hb_codepoint_t</span></a>
 125 </td>
 126 <td class="function_name">
 127 <a class="link" href="harfbuzz-hb-map.html#hb-map-get" title="hb_map_get ()">hb_map_get</a> <span class="c_punctuation">()</span>
 128 </td>
 129 </tr>
 130 <tr>
 131 <td class="function_type">
 132 <span class="returnvalue">void</span>
 133 </td>
 134 <td class="function_name">
 135 <a class="link" href="harfbuzz-hb-map.html#hb-map-del" title="hb_map_del ()">hb_map_del</a> <span class="c_punctuation">()</span>
 136 </td>
 137 </tr>
 138 <tr>
 139 <td class="function_type">
 140 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 141 </td>
 142 <td class="function_name">
 143 <a class="link" href="harfbuzz-hb-map.html#hb-map-has" title="hb_map_has ()">hb_map_has</a> <span class="c_punctuation">()</span>
 144 </td>
 145 </tr>
 146 <tr>
 147 <td class="function_type">unsigned <span class="returnvalue">int</span>
 148 </td>
 149 <td class="function_name">
 150 <a class="link" href="harfbuzz-hb-map.html#hb-map-get-population" title="hb_map_get_population ()">hb_map_get_population</a> <span class="c_punctuation">()</span>
 151 </td>
 152 </tr>
 153 <tr>
 154 <td class="function_type">
 155 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 156 </td>
 157 <td class="function_name">
 158 <a class="link" href="harfbuzz-hb-map.html#hb-map-is-empty" title="hb_map_is_empty ()">hb_map_is_empty</a> <span class="c_punctuation">()</span>
 159 </td>
 160 </tr>
 161 <tr>
 162 <td class="function_type">
 163 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 164 </td>
 165 <td class="function_name">
 166 <a class="link" href="harfbuzz-hb-map.html#hb-map-is-equal" title="hb_map_is_equal ()">hb_map_is_equal</a> <span class="c_punctuation">()</span>
 167 </td>
 168 </tr>
 169 <tr>
 170 <td class="function_type">unsigned <span class="returnvalue">int</span>
 171 </td>
 172 <td class="function_name">
 173 <a class="link" href="harfbuzz-hb-map.html#hb-map-hash" title="hb_map_hash ()">hb_map_hash</a> <span class="c_punctuation">()</span>
 174 </td>
 175 </tr>
 176 <tr>
 177 <td class="function_type">
 178 <span class="returnvalue">void</span>
 179 </td>
 180 <td class="function_name">
 181 <a class="link" href="harfbuzz-hb-map.html#hb-map-update" title="hb_map_update ()">hb_map_update</a> <span class="c_punctuation">()</span>
 182 </td>
 183 </tr>
 184 <tr>
 185 <td class="function_type">
 186 <a class="link" href="harfbuzz-hb-common.html#hb-bool-t" title="hb_bool_t"><span class="returnvalue">hb_bool_t</span></a>
 187 </td>
 188 <td class="function_name">
 189 <a class="link" href="harfbuzz-hb-map.html#hb-map-next" title="hb_map_next ()">hb_map_next</a> <span class="c_punctuation">()</span>
 190 </td>
 191 </tr>
 192 <tr>
 193 <td class="function_type">
 194 <span class="returnvalue">void</span>
 195 </td>
 196 <td class="function_name">
 197 <a class="link" href="harfbuzz-hb-map.html#hb-map-keys" title="hb_map_keys ()">hb_map_keys</a> <span class="c_punctuation">()</span>
 198 </td>
 199 </tr>
 200 <tr>
 201 <td class="function_type">
 202 <span class="returnvalue">void</span>
 203 </td>
 204 <td class="function_name">
 205 <a class="link" href="harfbuzz-hb-map.html#hb-map-values" title="hb_map_values ()">hb_map_values</a> <span class="c_punctuation">()</span>
 206 </td>
 207 </tr>
 208 </tbody>
 209 </table></div>
 210 </div>
 211 <div class="refsect1">
 212 <a name="harfbuzz-hb-map.other"></a><h2>Types and Values</h2>
 213 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 214 <colgroup>
 215 <col width="150px" class="other_proto_type">
 216 <col class="other_proto_name">
 217 </colgroup>
 218 <tbody>
 219 <tr>
 220 <td class="define_keyword">#define</td>
 221 <td class="function_name"><a class="link" href="harfbuzz-hb-map.html#HB-MAP-VALUE-INVALID:CAPS" title="HB_MAP_VALUE_INVALID">HB_MAP_VALUE_INVALID</a></td>
 222 </tr>
 223 <tr>
 224 <td class="typedef_keyword">typedef</td>
 225 <td class="function_name"><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t">hb_map_t</a></td>
 226 </tr>
 227 </tbody>
 228 </table></div>
 229 </div>
 230 <div class="refsect1">
 231 <a name="harfbuzz-hb-map.includes"></a><h2>Includes</h2>
 232 <pre class="synopsis">#include &lt;hb.h&gt;
 233 </pre>
 234 </div>
 235 <div class="refsect1">
 236 <a name="harfbuzz-hb-map.description"></a><h2>Description</h2>
 237 <p>Map objects are integer-to-integer hash-maps.  Currently they are
 238 not used in the HarfBuzz public API, but are provided for client's
 239 use if desired.</p>
 240 </div>
 241 <div class="refsect1">
 242 <a name="harfbuzz-hb-map.functions_details"></a><h2>Functions</h2>
 243 <div class="refsect2">
 244 <a name="hb-map-create"></a><h3>hb_map_create ()</h3>
 245 <pre class="programlisting"><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
 246 hb_map_create (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
 247 <p>Creates a new, initially empty map.</p>
 248 <div class="refsect3">
 249 <a name="hb-map-create.returns"></a><h4>Returns</h4>
 250 <p>The new <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a>. </p>
 251 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
 252 </div>
 253 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 254 </div>
 255 <hr>
 256 <div class="refsect2">
 257 <a name="hb-map-allocation-successful"></a><h3>hb_map_allocation_successful ()</h3>
 258 <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>
 259 hb_map_allocation_successful (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 260 <p>Tests whether memory allocation for a set was successful.</p>
 261 <div class="refsect3">
 262 <a name="hb-map-allocation-successful.parameters"></a><h4>Parameters</h4>
 263 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 264 <colgroup>
 265 <col width="150px" class="parameters_name">
 266 <col class="parameters_description">
 267 <col width="200px" class="parameters_annotations">
 268 </colgroup>
 269 <tbody><tr>
 270 <td class="parameter_name"><p>map</p></td>
 271 <td class="parameter_description"><p>A map</p></td>
 272 <td class="parameter_annotations"> </td>
 273 </tr></tbody>
 274 </table></div>
 275 </div>
 276 <div class="refsect3">
 277 <a name="hb-map-allocation-successful.returns"></a><h4>Returns</h4>
 278 <p> <code class="literal">true</code> if allocation succeeded, <code class="literal">false</code> otherwise</p>
 279 </div>
 280 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 281 </div>
 282 <hr>
 283 <div class="refsect2">
 284 <a name="hb-map-copy"></a><h3>hb_map_copy ()</h3>
 285 <pre class="programlisting"><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
 286 hb_map_copy (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 287 <p>Allocate a copy of <em class="parameter"><code>map</code></em>
 288 .</p>
 289 <div class="refsect3">
 290 <a name="hb-map-copy.parameters"></a><h4>Parameters</h4>
 291 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 292 <colgroup>
 293 <col width="150px" class="parameters_name">
 294 <col class="parameters_description">
 295 <col width="200px" class="parameters_annotations">
 296 </colgroup>
 297 <tbody><tr>
 298 <td class="parameter_name"><p>map</p></td>
 299 <td class="parameter_description"><p>A map</p></td>
 300 <td class="parameter_annotations"> </td>
 301 </tr></tbody>
 302 </table></div>
 303 </div>
 304 <div class="refsect3">
 305 <a name="hb-map-copy.returns"></a><h4>Returns</h4>
 306 <p>Newly-allocated map. </p>
 307 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
 308 </div>
 309 <p class="since">Since: <a class="link" href="api-index-4-4-0.html#api-index-4.4.0">4.4.0</a></p>
 310 </div>
 311 <hr>
 312 <div class="refsect2">
 313 <a name="hb-map-clear"></a><h3>hb_map_clear ()</h3>
 314 <pre class="programlisting"><span class="returnvalue">void</span>
 315 hb_map_clear (<em class="parameter"><code><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 316 <p>Clears out the contents of <em class="parameter"><code>map</code></em>
 317 .</p>
 318 <div class="refsect3">
 319 <a name="hb-map-clear.parameters"></a><h4>Parameters</h4>
 320 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 321 <colgroup>
 322 <col width="150px" class="parameters_name">
 323 <col class="parameters_description">
 324 <col width="200px" class="parameters_annotations">
 325 </colgroup>
 326 <tbody><tr>
 327 <td class="parameter_name"><p>map</p></td>
 328 <td class="parameter_description"><p>A map</p></td>
 329 <td class="parameter_annotations"> </td>
 330 </tr></tbody>
 331 </table></div>
 332 </div>
 333 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 334 </div>
 335 <hr>
 336 <div class="refsect2">
 337 <a name="hb-map-get-empty"></a><h3>hb_map_get_empty ()</h3>
 338 <pre class="programlisting"><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
 339 hb_map_get_empty (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
 340 <p>Fetches the singleton empty <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a>.</p>
 341 <div class="refsect3">
 342 <a name="hb-map-get-empty.returns"></a><h4>Returns</h4>
 343 <p>The empty <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a>. </p>
 344 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
 345 </div>
 346 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 347 </div>
 348 <hr>
 349 <div class="refsect2">
 350 <a name="hb-map-reference"></a><h3>hb_map_reference ()</h3>
 351 <pre class="programlisting"><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="returnvalue">hb_map_t</span></a> *
 352 hb_map_reference (<em class="parameter"><code><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 353 <p>Increases the reference count on a map.</p>
 354 <p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
 355 <div class="refsect3">
 356 <a name="hb-map-reference.parameters"></a><h4>Parameters</h4>
 357 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 358 <colgroup>
 359 <col width="150px" class="parameters_name">
 360 <col class="parameters_description">
 361 <col width="200px" class="parameters_annotations">
 362 </colgroup>
 363 <tbody><tr>
 364 <td class="parameter_name"><p>map</p></td>
 365 <td class="parameter_description"><p>A map</p></td>
 366 <td class="parameter_annotations"> </td>
 367 </tr></tbody>
 368 </table></div>
 369 </div>
 370 <div class="refsect3">
 371 <a name="hb-map-reference.returns"></a><h4>Returns</h4>
 372 <p>The map. </p>
 373 <p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
 374 </div>
 375 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 376 </div>
 377 <hr>
 378 <div class="refsect2">
 379 <a name="hb-map-destroy"></a><h3>hb_map_destroy ()</h3>
 380 <pre class="programlisting"><span class="returnvalue">void</span>
 381 hb_map_destroy (<em class="parameter"><code><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 382 <p>Decreases the reference count on a map. When
 383 the reference count reaches zero, the map is
 384 destroyed, freeing all memory.</p>
 385 <p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
 386 <div class="refsect3">
 387 <a name="hb-map-destroy.parameters"></a><h4>Parameters</h4>
 388 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 389 <colgroup>
 390 <col width="150px" class="parameters_name">
 391 <col class="parameters_description">
 392 <col width="200px" class="parameters_annotations">
 393 </colgroup>
 394 <tbody><tr>
 395 <td class="parameter_name"><p>map</p></td>
 396 <td class="parameter_description"><p>A map</p></td>
 397 <td class="parameter_annotations"> </td>
 398 </tr></tbody>
 399 </table></div>
 400 </div>
 401 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 402 </div>
 403 <hr>
 404 <div class="refsect2">
 405 <a name="hb-map-set-user-data"></a><h3>hb_map_set_user_data ()</h3>
 406 <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>
 407 hb_map_set_user_data (<em class="parameter"><code><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 408                       <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-user-data-key-t" title="hb_user_data_key_t"><span class="type">hb_user_data_key_t</span></a> *key</code></em>,
 409                       <em class="parameter"><code><span class="type">void</span> *data</code></em>,
 410                       <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-destroy-func-t" title="hb_destroy_func_t ()"><span class="type">hb_destroy_func_t</span></a> destroy</code></em>,
 411                       <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> replace</code></em>);</pre>
 412 <p>Attaches a user-data key/data pair to the specified map.</p>
 413 <p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
 414 <div class="refsect3">
 415 <a name="hb-map-set-user-data.parameters"></a><h4>Parameters</h4>
 416 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 417 <colgroup>
 418 <col width="150px" class="parameters_name">
 419 <col class="parameters_description">
 420 <col width="200px" class="parameters_annotations">
 421 </colgroup>
 422 <tbody>
 423 <tr>
 424 <td class="parameter_name"><p>map</p></td>
 425 <td class="parameter_description"><p>A map</p></td>
 426 <td class="parameter_annotations"> </td>
 427 </tr>
 428 <tr>
 429 <td class="parameter_name"><p>key</p></td>
 430 <td class="parameter_description"><p>The user-data key to set</p></td>
 431 <td class="parameter_annotations"> </td>
 432 </tr>
 433 <tr>
 434 <td class="parameter_name"><p>data</p></td>
 435 <td class="parameter_description"><p>A pointer to the user data to set</p></td>
 436 <td class="parameter_annotations"> </td>
 437 </tr>
 438 <tr>
 439 <td class="parameter_name"><p>destroy</p></td>
 440 <td class="parameter_description"><p>A callback to call when <em class="parameter"><code>data</code></em>
 441 is not needed anymore. </p></td>
 442 <td class="parameter_annotations"><span class="annotation">[<acronym title="NULL may be passed as the value in, out, in-out; or as a return value."><span class="acronym">nullable</span></acronym>]</span></td>
 443 </tr>
 444 <tr>
 445 <td class="parameter_name"><p>replace</p></td>
 446 <td class="parameter_description"><p>Whether to replace an existing data with the same key</p></td>
 447 <td class="parameter_annotations"> </td>
 448 </tr>
 449 </tbody>
 450 </table></div>
 451 </div>
 452 <div class="refsect3">
 453 <a name="hb-map-set-user-data.returns"></a><h4>Returns</h4>
 454 <p> <code class="literal">true</code> if success, <code class="literal">false</code> otherwise</p>
 455 </div>
 456 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 457 </div>
 458 <hr>
 459 <div class="refsect2">
 460 <a name="hb-map-get-user-data"></a><h3>hb_map_get_user_data ()</h3>
 461 <pre class="programlisting"><span class="returnvalue">void</span> *
 462 hb_map_get_user_data (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 463                       <em class="parameter"><code><a class="link" href="harfbuzz-hb-common.html#hb-user-data-key-t" title="hb_user_data_key_t"><span class="type">hb_user_data_key_t</span></a> *key</code></em>);</pre>
 464 <p>Fetches the user data associated with the specified key,
 465 attached to the specified map.</p>
 466 <p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
 467 <div class="refsect3">
 468 <a name="hb-map-get-user-data.parameters"></a><h4>Parameters</h4>
 469 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 470 <colgroup>
 471 <col width="150px" class="parameters_name">
 472 <col class="parameters_description">
 473 <col width="200px" class="parameters_annotations">
 474 </colgroup>
 475 <tbody>
 476 <tr>
 477 <td class="parameter_name"><p>map</p></td>
 478 <td class="parameter_description"><p>A map</p></td>
 479 <td class="parameter_annotations"> </td>
 480 </tr>
 481 <tr>
 482 <td class="parameter_name"><p>key</p></td>
 483 <td class="parameter_description"><p>The user-data key to query</p></td>
 484 <td class="parameter_annotations"> </td>
 485 </tr>
 486 </tbody>
 487 </table></div>
 488 </div>
 489 <div class="refsect3">
 490 <a name="hb-map-get-user-data.returns"></a><h4>Returns</h4>
 491 <p>A pointer to the user data. </p>
 492 <p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
 493 </div>
 494 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 495 </div>
 496 <hr>
 497 <div class="refsect2">
 498 <a name="hb-map-set"></a><h3>hb_map_set ()</h3>
 499 <pre class="programlisting"><span class="returnvalue">void</span>
 500 hb_map_set (<em class="parameter"><code><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 501             <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> key</code></em>,
 502             <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> value</code></em>);</pre>
 503 <p>Stores <em class="parameter"><code>key</code></em>
 504 :<em class="parameter"><code>value</code></em>
 505  in the map.</p>
 506 <div class="refsect3">
 507 <a name="hb-map-set.parameters"></a><h4>Parameters</h4>
 508 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 509 <colgroup>
 510 <col width="150px" class="parameters_name">
 511 <col class="parameters_description">
 512 <col width="200px" class="parameters_annotations">
 513 </colgroup>
 514 <tbody>
 515 <tr>
 516 <td class="parameter_name"><p>map</p></td>
 517 <td class="parameter_description"><p>A map</p></td>
 518 <td class="parameter_annotations"> </td>
 519 </tr>
 520 <tr>
 521 <td class="parameter_name"><p>key</p></td>
 522 <td class="parameter_description"><p>The key to store in the map</p></td>
 523 <td class="parameter_annotations"> </td>
 524 </tr>
 525 <tr>
 526 <td class="parameter_name"><p>value</p></td>
 527 <td class="parameter_description"><p>The value to store for <em class="parameter"><code>key</code></em>
 528 </p></td>
 529 <td class="parameter_annotations"> </td>
 530 </tr>
 531 </tbody>
 532 </table></div>
 533 </div>
 534 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 535 </div>
 536 <hr>
 537 <div class="refsect2">
 538 <a name="hb-map-get"></a><h3>hb_map_get ()</h3>
 539 <pre class="programlisting"><a class="link" href="harfbuzz-hb-common.html#hb-codepoint-t" title="hb_codepoint_t"><span class="returnvalue">hb_codepoint_t</span></a>
 540 hb_map_get (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 541             <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> key</code></em>);</pre>
 542 <p>Fetches the value stored for <em class="parameter"><code>key</code></em>
 543  in <em class="parameter"><code>map</code></em>
 544 .</p>
 545 <div class="refsect3">
 546 <a name="hb-map-get.parameters"></a><h4>Parameters</h4>
 547 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 548 <colgroup>
 549 <col width="150px" class="parameters_name">
 550 <col class="parameters_description">
 551 <col width="200px" class="parameters_annotations">
 552 </colgroup>
 553 <tbody>
 554 <tr>
 555 <td class="parameter_name"><p>map</p></td>
 556 <td class="parameter_description"><p>A map</p></td>
 557 <td class="parameter_annotations"> </td>
 558 </tr>
 559 <tr>
 560 <td class="parameter_name"><p>key</p></td>
 561 <td class="parameter_description"><p>The key to query</p></td>
 562 <td class="parameter_annotations"> </td>
 563 </tr>
 564 </tbody>
 565 </table></div>
 566 </div>
 567 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 568 </div>
 569 <hr>
 570 <div class="refsect2">
 571 <a name="hb-map-del"></a><h3>hb_map_del ()</h3>
 572 <pre class="programlisting"><span class="returnvalue">void</span>
 573 hb_map_del (<em class="parameter"><code><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 574             <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> key</code></em>);</pre>
 575 <p>Removes <em class="parameter"><code>key</code></em>
 576  and its stored value from <em class="parameter"><code>map</code></em>
 577 .</p>
 578 <div class="refsect3">
 579 <a name="hb-map-del.parameters"></a><h4>Parameters</h4>
 580 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 581 <colgroup>
 582 <col width="150px" class="parameters_name">
 583 <col class="parameters_description">
 584 <col width="200px" class="parameters_annotations">
 585 </colgroup>
 586 <tbody>
 587 <tr>
 588 <td class="parameter_name"><p>map</p></td>
 589 <td class="parameter_description"><p>A map</p></td>
 590 <td class="parameter_annotations"> </td>
 591 </tr>
 592 <tr>
 593 <td class="parameter_name"><p>key</p></td>
 594 <td class="parameter_description"><p>The key to delete</p></td>
 595 <td class="parameter_annotations"> </td>
 596 </tr>
 597 </tbody>
 598 </table></div>
 599 </div>
 600 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 601 </div>
 602 <hr>
 603 <div class="refsect2">
 604 <a name="hb-map-has"></a><h3>hb_map_has ()</h3>
 605 <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>
 606 hb_map_has (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 607             <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> key</code></em>);</pre>
 608 <p>Tests whether <em class="parameter"><code>key</code></em>
 609  is an element of <em class="parameter"><code>map</code></em>
 610 .</p>
 611 <div class="refsect3">
 612 <a name="hb-map-has.parameters"></a><h4>Parameters</h4>
 613 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 614 <colgroup>
 615 <col width="150px" class="parameters_name">
 616 <col class="parameters_description">
 617 <col width="200px" class="parameters_annotations">
 618 </colgroup>
 619 <tbody>
 620 <tr>
 621 <td class="parameter_name"><p>map</p></td>
 622 <td class="parameter_description"><p>A map</p></td>
 623 <td class="parameter_annotations"> </td>
 624 </tr>
 625 <tr>
 626 <td class="parameter_name"><p>key</p></td>
 627 <td class="parameter_description"><p>The key to query</p></td>
 628 <td class="parameter_annotations"> </td>
 629 </tr>
 630 </tbody>
 631 </table></div>
 632 </div>
 633 <div class="refsect3">
 634 <a name="hb-map-has.returns"></a><h4>Returns</h4>
 635 <p> <code class="literal">true</code> if <em class="parameter"><code>key</code></em>
 636 is found in <em class="parameter"><code>map</code></em>
 637 , <code class="literal">false</code> otherwise</p>
 638 </div>
 639 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 640 </div>
 641 <hr>
 642 <div class="refsect2">
 643 <a name="hb-map-get-population"></a><h3>hb_map_get_population ()</h3>
 644 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 645 hb_map_get_population (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 646 <p>Returns the number of key-value pairs in the map.</p>
 647 <div class="refsect3">
 648 <a name="hb-map-get-population.parameters"></a><h4>Parameters</h4>
 649 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 650 <colgroup>
 651 <col width="150px" class="parameters_name">
 652 <col class="parameters_description">
 653 <col width="200px" class="parameters_annotations">
 654 </colgroup>
 655 <tbody><tr>
 656 <td class="parameter_name"><p>map</p></td>
 657 <td class="parameter_description"><p>A map</p></td>
 658 <td class="parameter_annotations"> </td>
 659 </tr></tbody>
 660 </table></div>
 661 </div>
 662 <div class="refsect3">
 663 <a name="hb-map-get-population.returns"></a><h4>Returns</h4>
 664 <p> The population of <em class="parameter"><code>map</code></em>
 665 </p>
 666 </div>
 667 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 668 </div>
 669 <hr>
 670 <div class="refsect2">
 671 <a name="hb-map-is-empty"></a><h3>hb_map_is_empty ()</h3>
 672 <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>
 673 hb_map_is_empty (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 674 <p>Tests whether <em class="parameter"><code>map</code></em>
 675  is empty (contains no elements).</p>
 676 <div class="refsect3">
 677 <a name="hb-map-is-empty.parameters"></a><h4>Parameters</h4>
 678 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 679 <colgroup>
 680 <col width="150px" class="parameters_name">
 681 <col class="parameters_description">
 682 <col width="200px" class="parameters_annotations">
 683 </colgroup>
 684 <tbody><tr>
 685 <td class="parameter_name"><p>map</p></td>
 686 <td class="parameter_description"><p>A map</p></td>
 687 <td class="parameter_annotations"> </td>
 688 </tr></tbody>
 689 </table></div>
 690 </div>
 691 <div class="refsect3">
 692 <a name="hb-map-is-empty.returns"></a><h4>Returns</h4>
 693 <p> <code class="literal">true</code> if <em class="parameter"><code>map</code></em>
 694 is empty</p>
 695 </div>
 696 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 697 </div>
 698 <hr>
 699 <div class="refsect2">
 700 <a name="hb-map-is-equal"></a><h3>hb_map_is_equal ()</h3>
 701 <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>
 702 hb_map_is_equal (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 703                  <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *other</code></em>);</pre>
 704 <p>Tests whether <em class="parameter"><code>map</code></em>
 705  and <em class="parameter"><code>other</code></em>
 706  are equal (contain the same
 707 elements).</p>
 708 <div class="refsect3">
 709 <a name="hb-map-is-equal.parameters"></a><h4>Parameters</h4>
 710 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 711 <colgroup>
 712 <col width="150px" class="parameters_name">
 713 <col class="parameters_description">
 714 <col width="200px" class="parameters_annotations">
 715 </colgroup>
 716 <tbody>
 717 <tr>
 718 <td class="parameter_name"><p>map</p></td>
 719 <td class="parameter_description"><p>A map</p></td>
 720 <td class="parameter_annotations"> </td>
 721 </tr>
 722 <tr>
 723 <td class="parameter_name"><p>other</p></td>
 724 <td class="parameter_description"><p>Another map</p></td>
 725 <td class="parameter_annotations"> </td>
 726 </tr>
 727 </tbody>
 728 </table></div>
 729 </div>
 730 <div class="refsect3">
 731 <a name="hb-map-is-equal.returns"></a><h4>Returns</h4>
 732 <p> <code class="literal">true</code> if the two maps are equal, <code class="literal">false</code> otherwise.</p>
 733 </div>
 734 <p class="since">Since: <a class="link" href="api-index-4-3-0.html#api-index-4.3.0">4.3.0</a></p>
 735 </div>
 736 <hr>
 737 <div class="refsect2">
 738 <a name="hb-map-hash"></a><h3>hb_map_hash ()</h3>
 739 <pre class="programlisting">unsigned <span class="returnvalue">int</span>
 740 hb_map_hash (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>);</pre>
 741 <p>Creates a hash representing <em class="parameter"><code>map</code></em>
 742 .</p>
 743 <div class="refsect3">
 744 <a name="hb-map-hash.parameters"></a><h4>Parameters</h4>
 745 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 746 <colgroup>
 747 <col width="150px" class="parameters_name">
 748 <col class="parameters_description">
 749 <col width="200px" class="parameters_annotations">
 750 </colgroup>
 751 <tbody><tr>
 752 <td class="parameter_name"><p>map</p></td>
 753 <td class="parameter_description"><p>A map</p></td>
 754 <td class="parameter_annotations"> </td>
 755 </tr></tbody>
 756 </table></div>
 757 </div>
 758 <div class="refsect3">
 759 <a name="hb-map-hash.returns"></a><h4>Returns</h4>
 760 <p>A hash of <em class="parameter"><code>map</code></em>
 761 .</p>
 762 </div>
 763 <p class="since">Since: <a class="link" href="api-index-4-4-0.html#api-index-4.4.0">4.4.0</a></p>
 764 </div>
 765 <hr>
 766 <div class="refsect2">
 767 <a name="hb-map-update"></a><h3>hb_map_update ()</h3>
 768 <pre class="programlisting"><span class="returnvalue">void</span>
 769 hb_map_update (<em class="parameter"><code><a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 770                <em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *other</code></em>);</pre>
 771 <p>Add the contents of <em class="parameter"><code>other</code></em>
 772  to <em class="parameter"><code>map</code></em>
 773 .</p>
 774 <div class="refsect3">
 775 <a name="hb-map-update.parameters"></a><h4>Parameters</h4>
 776 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 777 <colgroup>
 778 <col width="150px" class="parameters_name">
 779 <col class="parameters_description">
 780 <col width="200px" class="parameters_annotations">
 781 </colgroup>
 782 <tbody>
 783 <tr>
 784 <td class="parameter_name"><p>map</p></td>
 785 <td class="parameter_description"><p>A map</p></td>
 786 <td class="parameter_annotations"> </td>
 787 </tr>
 788 <tr>
 789 <td class="parameter_name"><p>other</p></td>
 790 <td class="parameter_description"><p>Another map</p></td>
 791 <td class="parameter_annotations"> </td>
 792 </tr>
 793 </tbody>
 794 </table></div>
 795 </div>
 796 <p class="since">Since: <a class="link" href="api-index-7-0-0.html#api-index-7.0.0">7.0.0</a></p>
 797 </div>
 798 <hr>
 799 <div class="refsect2">
 800 <a name="hb-map-next"></a><h3>hb_map_next ()</h3>
 801 <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>
 802 hb_map_next (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 803              <em class="parameter"><code><span class="type">int</span> *idx</code></em>,
 804              <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> *key</code></em>,
 805              <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> *value</code></em>);</pre>
 806 <p>Fetches the next key/value pair in <em class="parameter"><code>map</code></em>
 807 .</p>
 808 <p>Set <em class="parameter"><code>idx</code></em>
 809  to -1 to get started.</p>
 810 <p>If the map is modified during iteration, the behavior is undefined.</p>
 811 <p>The order in which the key/values are returned is undefined.</p>
 812 <div class="refsect3">
 813 <a name="hb-map-next.parameters"></a><h4>Parameters</h4>
 814 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 815 <colgroup>
 816 <col width="150px" class="parameters_name">
 817 <col class="parameters_description">
 818 <col width="200px" class="parameters_annotations">
 819 </colgroup>
 820 <tbody>
 821 <tr>
 822 <td class="parameter_name"><p>map</p></td>
 823 <td class="parameter_description"><p>A map</p></td>
 824 <td class="parameter_annotations"> </td>
 825 </tr>
 826 <tr>
 827 <td class="parameter_name"><p>idx</p></td>
 828 <td class="parameter_description"><p>Iterator internal state. </p></td>
 829 <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
 830 </tr>
 831 <tr>
 832 <td class="parameter_name"><p>key</p></td>
 833 <td class="parameter_description"><p>Key retrieved. </p></td>
 834 <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
 835 </tr>
 836 <tr>
 837 <td class="parameter_name"><p>value</p></td>
 838 <td class="parameter_description"><p>Value retrieved. </p></td>
 839 <td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
 840 </tr>
 841 </tbody>
 842 </table></div>
 843 </div>
 844 <div class="refsect3">
 845 <a name="hb-map-next.returns"></a><h4>Returns</h4>
 846 <p> <code class="literal">true</code> if there was a next value, <code class="literal">false</code> otherwise</p>
 847 </div>
 848 <p class="since">Since: <a class="link" href="api-index-7-0-0.html#api-index-7.0.0">7.0.0</a></p>
 849 </div>
 850 <hr>
 851 <div class="refsect2">
 852 <a name="hb-map-keys"></a><h3>hb_map_keys ()</h3>
 853 <pre class="programlisting"><span class="returnvalue">void</span>
 854 hb_map_keys (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 855              <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t" title="hb_set_t"><span class="type">hb_set_t</span></a> *keys</code></em>);</pre>
 856 <p>Add the keys of <em class="parameter"><code>map</code></em>
 857  to <em class="parameter"><code>keys</code></em>
 858 .</p>
 859 <div class="refsect3">
 860 <a name="hb-map-keys.parameters"></a><h4>Parameters</h4>
 861 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 862 <colgroup>
 863 <col width="150px" class="parameters_name">
 864 <col class="parameters_description">
 865 <col width="200px" class="parameters_annotations">
 866 </colgroup>
 867 <tbody>
 868 <tr>
 869 <td class="parameter_name"><p>map</p></td>
 870 <td class="parameter_description"><p>A map</p></td>
 871 <td class="parameter_annotations"> </td>
 872 </tr>
 873 <tr>
 874 <td class="parameter_name"><p>keys</p></td>
 875 <td class="parameter_description"><p>A set</p></td>
 876 <td class="parameter_annotations"> </td>
 877 </tr>
 878 </tbody>
 879 </table></div>
 880 </div>
 881 <p class="since">Since: <a class="link" href="api-index-7-0-0.html#api-index-7.0.0">7.0.0</a></p>
 882 </div>
 883 <hr>
 884 <div class="refsect2">
 885 <a name="hb-map-values"></a><h3>hb_map_values ()</h3>
 886 <pre class="programlisting"><span class="returnvalue">void</span>
 887 hb_map_values (<em class="parameter"><code>const <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> *map</code></em>,
 888                <em class="parameter"><code><a class="link" href="harfbuzz-hb-set.html#hb-set-t" title="hb_set_t"><span class="type">hb_set_t</span></a> *values</code></em>);</pre>
 889 <p>Add the values of <em class="parameter"><code>map</code></em>
 890  to <em class="parameter"><code>values</code></em>
 891 .</p>
 892 <div class="refsect3">
 893 <a name="hb-map-values.parameters"></a><h4>Parameters</h4>
 894 <div class="informaltable"><table class="informaltable" width="100%" border="0">
 895 <colgroup>
 896 <col width="150px" class="parameters_name">
 897 <col class="parameters_description">
 898 <col width="200px" class="parameters_annotations">
 899 </colgroup>
 900 <tbody>
 901 <tr>
 902 <td class="parameter_name"><p>map</p></td>
 903 <td class="parameter_description"><p>A map</p></td>
 904 <td class="parameter_annotations"> </td>
 905 </tr>
 906 <tr>
 907 <td class="parameter_name"><p>values</p></td>
 908 <td class="parameter_description"><p>A set</p></td>
 909 <td class="parameter_annotations"> </td>
 910 </tr>
 911 </tbody>
 912 </table></div>
 913 </div>
 914 <p class="since">Since: <a class="link" href="api-index-7-0-0.html#api-index-7.0.0">7.0.0</a></p>
 915 </div>
 916 </div>
 917 <div class="refsect1">
 918 <a name="harfbuzz-hb-map.other_details"></a><h2>Types and Values</h2>
 919 <div class="refsect2">
 920 <a name="HB-MAP-VALUE-INVALID:CAPS"></a><h3>HB_MAP_VALUE_INVALID</h3>
 921 <pre class="programlisting">#define HB_MAP_VALUE_INVALID HB_CODEPOINT_INVALID
 922 </pre>
 923 <p>Unset <a class="link" href="harfbuzz-hb-map.html#hb-map-t" title="hb_map_t"><span class="type">hb_map_t</span></a> value.</p>
 924 <p class="since">Since: <a class="link" href="api-index-1-7-7.html#api-index-1.7.7">1.7.7</a></p>
 925 </div>
 926 <hr>
 927 <div class="refsect2">
 928 <a name="hb-map-t"></a><h3>hb_map_t</h3>
 929 <pre class="programlisting">typedef struct hb_map_t hb_map_t;
 930 </pre>
 931 <p>Data type for holding integer-to-integer hash maps.</p>
 932 </div>
 933 </div>
 934 </div>
 935 <div class="footer">
 936 <hr>Generated by GTK-Doc V1.32</div>
 937 </body>
 938 </html>