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<div class="refentry" title="GeoclueReverseGeocode">
<a name="GeoclueReverseGeocode"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="GeoclueReverseGeocode.top_of_page"></a>GeoclueReverseGeocode</span></h2>
<p>GeoclueReverseGeocode — Geoclue reverse geocode client API</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv" title="Synopsis">
<a name="GeoclueReverseGeocode.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">#define <a class="link" href="GeoclueReverseGeocode.html#GEOCLUE-REVERSE-GEOCODE-INTERFACE-NAME:CAPS" title="GEOCLUE_REVERSE_GEOCODE_INTERFACE_NAME">GEOCLUE_REVERSE_GEOCODE_INTERFACE_NAME</a>
<a class="link" href="GeoclueReverseGeocode.html#GeoclueReverseGeocode-struct" title="GeoclueReverseGeocode">GeoclueReverseGeocode</a>;
<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> * <a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-new" title="geoclue_reverse_geocode_new ()">geoclue_reverse_geocode_new</a> (const <span class="returnvalue">char</span> *service,
const <span class="returnvalue">char</span> *path);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-position-to-address" title="geoclue_reverse_geocode_position_to_address ()">geoclue_reverse_geocode_position_to_address</a>
(<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> *revgeocode,
<span class="returnvalue">double</span> latitude,
<span class="returnvalue">double</span> longitude,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> *position_accuracy,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Hash-Tables.html#GHashTable"><span class="returnvalue">GHashTable</span></a> **details,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> **address_accuracy,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="returnvalue">GError</span></a> **error);
<span class="returnvalue">void</span> (<a class="link" href="GeoclueReverseGeocode.html#GeoclueReverseGeocodeCallback" title="GeoclueReverseGeocodeCallback ()">*GeoclueReverseGeocodeCallback</a>) (<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> *revgeocode,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Hash-Tables.html#GHashTable"><span class="returnvalue">GHashTable</span></a> *details,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> *accuracy,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="returnvalue">GError</span></a> *error,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a> userdata);
<span class="returnvalue">void</span> <a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-position-to-address-async" title="geoclue_reverse_geocode_position_to_address_async ()">geoclue_reverse_geocode_position_to_address_async</a>
(<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> *revgeocode,
<span class="returnvalue">double</span> latitude,
<span class="returnvalue">double</span> longitude,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> *accuracy,
<a class="link" href="GeoclueReverseGeocode.html#GeoclueReverseGeocodeCallback" title="GeoclueReverseGeocodeCallback ()"><span class="returnvalue">GeoclueReverseGeocodeCallback</span></a> callback,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a> userdata);
</pre>
</div>
<div class="refsect1" title="Object Hierarchy">
<a name="GeoclueReverseGeocode.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
<a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
+----<a class="link" href="GeoclueProvider.html" title="GeoclueProvider">GeoclueProvider</a>
+----GeoclueReverseGeocode
</pre>
</div>
<div class="refsect1" title="Description">
<a name="GeoclueReverseGeocode.description"></a><h2>Description</h2>
<p>
<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="type">GeoclueReverseGeocode</span></a> contains reverse geocoding methods.
It is part of the Geoclue public C client API which uses D-Bus
to communicate with the actual provider.
</p>
<p>
After a <a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="type">GeoclueReverseGeocode</span></a> is created with
<a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-new" title="geoclue_reverse_geocode_new ()"><code class="function">geoclue_reverse_geocode_new()</code></a>, the
<a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-position-to-address" title="geoclue_reverse_geocode_position_to_address ()"><code class="function">geoclue_reverse_geocode_position_to_address()</code></a> and
<a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-position-to-address-async" title="geoclue_reverse_geocode_position_to_address_async ()"><code class="function">geoclue_reverse_geocode_position_to_address_async()</code></a> method can be used to
obtain the address of a known position.</p>
</div>
<div class="refsect1" title="Details">
<a name="GeoclueReverseGeocode.details"></a><h2>Details</h2>
<div class="refsect2" title="GEOCLUE_REVERSE_GEOCODE_INTERFACE_NAME">
<a name="GEOCLUE-REVERSE-GEOCODE-INTERFACE-NAME:CAPS"></a><h3>GEOCLUE_REVERSE_GEOCODE_INTERFACE_NAME</h3>
<pre class="programlisting">#define GEOCLUE_REVERSE_GEOCODE_INTERFACE_NAME "org.freedesktop.Geoclue.ReverseGeocode"
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2" title="GeoclueReverseGeocode">
<a name="GeoclueReverseGeocode-struct"></a><h3>GeoclueReverseGeocode</h3>
<pre class="programlisting">typedef struct _GeoclueReverseGeocode GeoclueReverseGeocode;</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2" title="geoclue_reverse_geocode_new ()">
<a name="geoclue-reverse-geocode-new"></a><h3>geoclue_reverse_geocode_new ()</h3>
<pre class="programlisting"><a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> * geoclue_reverse_geocode_new (const <span class="returnvalue">char</span> *service,
const <span class="returnvalue">char</span> *path);</pre>
<p>
Creates a <a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="type">GeoclueReverseGeocode</span></a> with given D-Bus service name and path.</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>service</code></em> :</span></p></td>
<td> D-Bus service name
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>path</code></em> :</span></p></td>
<td> D-Bus path name
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td> Pointer to a new <a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="type">GeoclueReverseGeocode</span></a>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" title="geoclue_reverse_geocode_position_to_address ()">
<a name="geoclue-reverse-geocode-position-to-address"></a><h3>geoclue_reverse_geocode_position_to_address ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> geoclue_reverse_geocode_position_to_address
(<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> *revgeocode,
<span class="returnvalue">double</span> latitude,
<span class="returnvalue">double</span> longitude,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> *position_accuracy,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Hash-Tables.html#GHashTable"><span class="returnvalue">GHashTable</span></a> **details,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> **address_accuracy,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="returnvalue">GError</span></a> **error);</pre>
<p>
Obtains an address for the position defined by <em class="parameter"><code>latitude</code></em> and <em class="parameter"><code>longitude</code></em>.
<em class="parameter"><code>details</code></em> is a <a href="http://library.gnome.org/devel/glib/unstable/glib-Hash-Tables.html#GHashTable"><span class="type">GHashTable</span></a> with the returned address data, see
<a class="ulink" href="geoclue-types.html" target="_top">geoclue-types.h</a> for the hashtable keys.
</p>
<p>
If the caller is not interested in some values, the pointers can be
left <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>. If accuracy of the position is not known, an accuracy with
GeoclueAccuracyLevel GEOCLUE_ACCURACY_DETAILED should be used.</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>revgeocode</code></em> :</span></p></td>
<td>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>latitude</code></em> :</span></p></td>
<td> latitude in degrees
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>longitude</code></em> :</span></p></td>
<td> longitude in degrees
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>position_accuracy</code></em> :</span></p></td>
<td> Accuracy of the given latitude and longitude
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>details</code></em> :</span></p></td>
<td> Pointer to returned <a href="http://library.gnome.org/devel/glib/unstable/glib-Hash-Tables.html#GHashTable"><span class="type">GHashTable</span></a> with address details or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>address_accuracy</code></em> :</span></p></td>
<td> Pointer to accuracy of the returned address or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td> Pointer to returned <span class="type">Gerror</span> or <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td> <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if there is no <em class="parameter"><code>error</code></em>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" title="GeoclueReverseGeocodeCallback ()">
<a name="GeoclueReverseGeocodeCallback"></a><h3>GeoclueReverseGeocodeCallback ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> (*GeoclueReverseGeocodeCallback) (<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> *revgeocode,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Hash-Tables.html#GHashTable"><span class="returnvalue">GHashTable</span></a> *details,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> *accuracy,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Error-Reporting.html#GError"><span class="returnvalue">GError</span></a> *error,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a> userdata);</pre>
<p>
Callback function for <a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-position-to-address-async" title="geoclue_reverse_geocode_position_to_address_async ()"><code class="function">geoclue_reverse_geocode_position_to_address_async()</code></a>.
</p>
<p>
see <a class="ulink" href="geoclue-types.html" target="_top">geoclue-types.h</a> for the
hashtable keys used in <em class="parameter"><code>details</code></em>.</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>revgeocode</code></em> :</span></p></td>
<td> A <a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="type">GeoclueReverseGeocode</span></a> object
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>details</code></em> :</span></p></td>
<td> Address details as <a href="http://library.gnome.org/devel/glib/unstable/glib-Hash-Tables.html#GHashTable"><span class="type">GHashTable</span></a>.
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>accuracy</code></em> :</span></p></td>
<td> Accuracy of measurement as <a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="type">GeoclueAccuracy</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>error</code></em> :</span></p></td>
<td> Error as <span class="type">Gerror</span> (may be <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>)
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>userdata</code></em> :</span></p></td>
<td> User data pointer set in <a class="link" href="GeoclueReverseGeocode.html#geoclue-reverse-geocode-position-to-address-async" title="geoclue_reverse_geocode_position_to_address_async ()"><code class="function">geoclue_reverse_geocode_position_to_address_async()</code></a>
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2" title="geoclue_reverse_geocode_position_to_address_async ()">
<a name="geoclue-reverse-geocode-position-to-address-async"></a><h3>geoclue_reverse_geocode_position_to_address_async ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> geoclue_reverse_geocode_position_to_address_async
(<a class="link" href="GeoclueReverseGeocode.html" title="GeoclueReverseGeocode"><span class="returnvalue">GeoclueReverseGeocode</span></a> *revgeocode,
<span class="returnvalue">double</span> latitude,
<span class="returnvalue">double</span> longitude,
<a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="returnvalue">GeoclueAccuracy</span></a> *accuracy,
<a class="link" href="GeoclueReverseGeocode.html#GeoclueReverseGeocodeCallback" title="GeoclueReverseGeocodeCallback ()"><span class="returnvalue">GeoclueReverseGeocodeCallback</span></a> callback,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a> userdata);</pre>
<p>
Function returns (essentially) immediately and calls <em class="parameter"><code>callback</code></em> when the reverse-geocoded
address data is available or when D-Bus timeouts.</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>revgeocode</code></em> :</span></p></td>
<td>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>latitude</code></em> :</span></p></td>
<td> Latitude in degrees
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>longitude</code></em> :</span></p></td>
<td> Longitude in degrees
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>accuracy</code></em> :</span></p></td>
<td> Accuracy of the given position as <a class="link" href="geoclue-geoclue-accuracy.html#GeoclueAccuracy" title="GeoclueAccuracy"><span class="type">GeoclueAccuracy</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>callback</code></em> :</span></p></td>
<td> A <a class="link" href="GeoclueAddress.html#GeoclueAddressCallback" title="GeoclueAddressCallback ()"><span class="type">GeoclueAddressCallback</span></a> function that should be called when return values are available
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>userdata</code></em> :</span></p></td>
<td> pointer for user specified data
</td>
</tr>
</tbody>
</table></div>
</div>
</div>
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