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<a href="#ChamplainLayer.description" class="shortcut">Description</a>
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<a href="#ChamplainLayer.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<a href="#ChamplainLayer.implemented-interfaces" class="shortcut">Implemented Interfaces</a>
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<h2><span class="refentrytitle"><a name="ChamplainLayer.top_of_page"></a>ChamplainLayer</span></h2>
<p>ChamplainLayer — Base class of libchamplain layers</p>
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<div class="refsynopsisdiv">
<a name="ChamplainLayer.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">struct <a class="link" href="ChamplainLayer.html#ChamplainLayer-struct" title="struct ChamplainLayer">ChamplainLayer</a>;
<span class="returnvalue">void</span> <a class="link" href="ChamplainLayer.html#champlain-layer-set-view" title="champlain_layer_set_view ()">champlain_layer_set_view</a> (<em class="parameter"><code><a class="link" href="ChamplainLayer.html" title="ChamplainLayer"><span class="type">ChamplainLayer</span></a> *layer</code></em>,
<em class="parameter"><code><a class="link" href="ChamplainView.html" title="ChamplainView"><span class="type">ChamplainView</span></a> *view</code></em>);
<a class="link" href="ChamplainBoundingBox.html" title="ChamplainBoundingBox"><span class="returnvalue">ChamplainBoundingBox</span></a> * <a class="link" href="ChamplainLayer.html#champlain-layer-get-bounding-box" title="champlain_layer_get_bounding_box ()">champlain_layer_get_bounding_box</a> (<em class="parameter"><code><a class="link" href="ChamplainLayer.html" title="ChamplainLayer"><span class="type">ChamplainLayer</span></a> *layer</code></em>);
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<div class="refsect1">
<a name="ChamplainLayer.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
GObject
+----GInitiallyUnowned
+----ClutterActor
+----ChamplainLayer
+----<a class="link" href="ChamplainMarkerLayer.html" title="ChamplainMarkerLayer">ChamplainMarkerLayer</a>
+----<a class="link" href="ChamplainPathLayer.html" title="ChamplainPathLayer">ChamplainPathLayer</a>
</pre>
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<div class="refsect1">
<a name="ChamplainLayer.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
ChamplainLayer implements
ClutterContainer, ClutterScriptable, ClutterAnimatable and AtkImplementorIface.</p>
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<div class="refsect1">
<a name="ChamplainLayer.description"></a><h2>Description</h2>
<p>
Every layer (overlay that moves together with the map) has to inherit this
class and implement its virtual methods.
</p>
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<div class="refsect1">
<a name="ChamplainLayer.details"></a><h2>Details</h2>
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<a name="ChamplainLayer-struct"></a><h3>struct ChamplainLayer</h3>
<pre class="programlisting">struct ChamplainLayer;</pre>
<p>
The <a class="link" href="ChamplainLayer.html" title="ChamplainLayer"><span class="type">ChamplainLayer</span></a> structure contains only private data
and should be accessed using the provided API
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<p class="since">Since 0.10</p>
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<div class="refsect2">
<a name="champlain-layer-set-view"></a><h3>champlain_layer_set_view ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> champlain_layer_set_view (<em class="parameter"><code><a class="link" href="ChamplainLayer.html" title="ChamplainLayer"><span class="type">ChamplainLayer</span></a> *layer</code></em>,
<em class="parameter"><code><a class="link" href="ChamplainView.html" title="ChamplainView"><span class="type">ChamplainView</span></a> *view</code></em>);</pre>
<p>
<a class="link" href="ChamplainView.html" title="ChamplainView"><span class="type">ChamplainView</span></a> calls this method to pass a reference to itself to the layer
when the layer is added to the view. When the layer is removed from the
view, it passes NULL to the layer. Custom layers can implement this method
and perform the necessary initialization. This method schould not be called
by user code.
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<td><p><span class="term"><em class="parameter"><code>layer</code></em> :</span></p></td>
<td>a <a class="link" href="ChamplainLayer.html" title="ChamplainLayer"><span class="type">ChamplainLayer</span></a>
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<td><p><span class="term"><em class="parameter"><code>view</code></em> :</span></p></td>
<td>a <a class="link" href="ChamplainView.html" title="ChamplainView"><span class="type">ChamplainView</span></a>
</td>
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<p class="since">Since 0.10</p>
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<div class="refsect2">
<a name="champlain-layer-get-bounding-box"></a><h3>champlain_layer_get_bounding_box ()</h3>
<pre class="programlisting"><a class="link" href="ChamplainBoundingBox.html" title="ChamplainBoundingBox"><span class="returnvalue">ChamplainBoundingBox</span></a> * champlain_layer_get_bounding_box (<em class="parameter"><code><a class="link" href="ChamplainLayer.html" title="ChamplainLayer"><span class="type">ChamplainLayer</span></a> *layer</code></em>);</pre>
<p>
Gets the bounding box occupied by the elements inside the layer.
</p>
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<td><p><span class="term"><em class="parameter"><code>layer</code></em> :</span></p></td>
<td>a <a class="link" href="ChamplainLayer.html" title="ChamplainLayer"><span class="type">ChamplainLayer</span></a>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The bounding box.</td>
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<p class="since">Since 0.10</p>
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