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<div class="refentry">
<a name="libdazzle-dzl-animation"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="libdazzle-dzl-animation.top_of_page"></a>dzl-animation</span></h2>
<p>dzl-animation</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="libdazzle-dzl-animation.html#dzl-animation-start" title="dzl_animation_start ()">dzl_animation_start</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="libdazzle-dzl-animation.html#dzl-animation-stop" title="dzl_animation_stop ()">dzl_animation_stop</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="libdazzle-dzl-animation.html#dzl-animation-add-property" title="dzl_animation_add_property ()">dzl_animation_add_property</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="returnvalue">DzlAnimation</span></a> *
</td>
<td class="function_name">
<a class="link" href="libdazzle-dzl-animation.html#dzl-object-animatev" title="dzl_object_animatev ()">dzl_object_animatev</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="returnvalue">DzlAnimation</span></a> *
</td>
<td class="function_name">
<a class="link" href="libdazzle-dzl-animation.html#dzl-object-animate" title="dzl_object_animate ()">dzl_object_animate</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="returnvalue">DzlAnimation</span></a> *
</td>
<td class="function_name">
<a class="link" href="libdazzle-dzl-animation.html#dzl-object-animate-full" title="dzl_object_animate_full ()">dzl_object_animate_full</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">guint</span>
</td>
<td class="function_name">
<a class="link" href="libdazzle-dzl-animation.html#dzl-animation-calculate-duration" title="dzl_animation_calculate_duration ()">dzl_animation_calculate_duration</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody>
<tr>
<td class="property_type"><span class="type">guint</span></td>
<td class="property_name"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation--duration" title="The “duration” property">duration</a></td>
<td class="property_flags">Write / Construct Only</td>
</tr>
<tr>
<td class="property_type">
<span class="type">GdkFrameClock</span> *</td>
<td class="property_name"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation--frame-clock" title="The “frame-clock” property">frame-clock</a></td>
<td class="property_flags">Write / Construct Only</td>
</tr>
<tr>
<td class="property_type"><span class="type">DzlAnimationMode</span></td>
<td class="property_name"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation--mode" title="The “mode” property">mode</a></td>
<td class="property_flags">Write / Construct Only</td>
</tr>
<tr>
<td class="property_type">
<span class="type">GObject</span> *</td>
<td class="property_name"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation--target" title="The “target” property">target</a></td>
<td class="property_flags">Write / Construct Only</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.signals"></a><h2>Signals</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="signals_return">
<col width="300px" class="signals_name">
<col width="200px" class="signals_flags">
</colgroup>
<tbody><tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation-tick" title="The “tick” signal">tick</a></td>
<td class="signal_flags">Run First</td>
</tr></tbody>
</table></div>
</div>
<a name="DzlAnimation"></a><div class="refsect1">
<a name="libdazzle-dzl-animation.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="libdazzle-dzl-animation.html#DZL-TYPE-ANIMATION:CAPS" title="DZL_TYPE_ANIMATION">DZL_TYPE_ANIMATION</a></td>
</tr>
<tr>
<td class="datatype_keyword"> </td>
<td class="function_name"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation-struct" title="DzlAnimation">DzlAnimation</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen"> GObject
<span class="lineart">╰──</span> GInitiallyUnowned
<span class="lineart">╰──</span> DzlAnimation
</pre>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.description"></a><h2>Description</h2>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="dzl-animation-start"></a><h3>dzl_animation_start ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
dzl_animation_start (<em class="parameter"><code><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a> *animation</code></em>);</pre>
<p>Start the animation. When the animation stops, the internal reference will
be dropped and the animation may be finalized.</p>
<p>Side effects: None.</p>
<div class="refsect3">
<a name="dzl-animation-start.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>animation</p></td>
<td class="parameter_description"><p>A <a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr></tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="dzl-animation-stop"></a><h3>dzl_animation_stop ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
dzl_animation_stop (<em class="parameter"><code><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a> *animation</code></em>);</pre>
<p>Stops a running animation. The internal reference to the animation is
dropped and therefore may cause the object to finalize.</p>
<p>As a convenience, this function accepts <code class="literal">NULL</code> for <em class="parameter"><code>animation</code></em>
but
does nothing if that should occur.</p>
<div class="refsect3">
<a name="dzl-animation-stop.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>animation</p></td>
<td class="parameter_description"><p>A <a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a>. </p></td>
<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>
</tr></tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="dzl-animation-add-property"></a><h3>dzl_animation_add_property ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
dzl_animation_add_property (<em class="parameter"><code><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a> *animation</code></em>,
<em class="parameter"><code><span class="type">GParamSpec</span> *pspec</code></em>,
<em class="parameter"><code>const <span class="type">GValue</span> *value</code></em>);</pre>
<p>Adds a new property to the set of properties to be animated during the
lifetime of the animation.</p>
<p>Side effects: None.</p>
<div class="refsect3">
<a name="dzl-animation-add-property.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>animation</p></td>
<td class="parameter_description"><p>A <a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>pspec</p></td>
<td class="parameter_description"><p>A <span class="type">ParamSpec</span> of <em class="parameter"><code>target</code></em>
or a <span class="type">GtkWidget</span>'s parent. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>value</p></td>
<td class="parameter_description"><p>The new value for the property at the end of the animation. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="dzl-object-animatev"></a><h3>dzl_object_animatev ()</h3>
<pre class="programlisting"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="returnvalue">DzlAnimation</span></a> *
dzl_object_animatev (<em class="parameter"><code><span class="type">gpointer</span> object</code></em>,
<em class="parameter"><code><span class="type">DzlAnimationMode</span> mode</code></em>,
<em class="parameter"><code><span class="type">guint</span> duration_msec</code></em>,
<em class="parameter"><code><span class="type">GdkFrameClock</span> *frame_clock</code></em>,
<em class="parameter"><code>const <span class="type">gchar</span> *first_property</code></em>,
<em class="parameter"><code><span class="type">va_list</span> args</code></em>);</pre>
<div class="refsect3">
<a name="dzl-object-animatev.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>A <span class="type">GObject</span>.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>mode</p></td>
<td class="parameter_description"><p>The animation mode.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>duration_msec</p></td>
<td class="parameter_description"><p>The duration in milliseconds.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>frame_clock</p></td>
<td class="parameter_description"><p>The <span class="type">GdkFrameClock</span> to synchronize to. </p></td>
<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>
</tr>
<tr>
<td class="parameter_name"><p>first_property</p></td>
<td class="parameter_description"><p>The first property to animate.</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>args</p></td>
<td class="parameter_description"><p>A variadac list of arguments</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="dzl-object-animatev.returns"></a><h4>Returns</h4>
<p>A <a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a>. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="dzl-object-animate"></a><h3>dzl_object_animate ()</h3>
<pre class="programlisting"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="returnvalue">DzlAnimation</span></a> *
dzl_object_animate (<em class="parameter"><code><span class="type">gpointer</span> object</code></em>,
<em class="parameter"><code><span class="type">DzlAnimationMode</span> mode</code></em>,
<em class="parameter"><code><span class="type">guint</span> duration_msec</code></em>,
<em class="parameter"><code><span class="type">GdkFrameClock</span> *frame_clock</code></em>,
<em class="parameter"><code>const <span class="type">gchar</span> *first_property</code></em>,
<em class="parameter"><code>...</code></em>);</pre>
<p>Animates the properties of <em class="parameter"><code>object</code></em>
. The can be set in a similar manner to <code class="function">g_object_set()</code>. They
will be animated from their current value to the target value over the time period.</p>
<div class="refsect3">
<a name="dzl-object-animate.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>object</p></td>
<td class="parameter_description"><p>A <span class="type">GObject</span>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>mode</p></td>
<td class="parameter_description"><p>The animation mode. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>duration_msec</p></td>
<td class="parameter_description"><p>The duration in milliseconds. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>first_property</p></td>
<td class="parameter_description"><p>The first property to animate. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input. Default is transfer none."><span class="acronym">in</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="dzl-object-animate.returns"></a><h4>Returns</h4>
<p>A <a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a>.
Side effects: None. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="dzl-object-animate-full"></a><h3>dzl_object_animate_full ()</h3>
<pre class="programlisting"><a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="returnvalue">DzlAnimation</span></a> *
dzl_object_animate_full (<em class="parameter"><code><span class="type">gpointer</span> object</code></em>,
<em class="parameter"><code><span class="type">DzlAnimationMode</span> mode</code></em>,
<em class="parameter"><code><span class="type">guint</span> duration_msec</code></em>,
<em class="parameter"><code><span class="type">GdkFrameClock</span> *frame_clock</code></em>,
<em class="parameter"><code><span class="type">GDestroyNotify</span> notify</code></em>,
<em class="parameter"><code><span class="type">gpointer</span> notify_data</code></em>,
<em class="parameter"><code>const <span class="type">gchar</span> *first_property</code></em>,
<em class="parameter"><code>...</code></em>);</pre>
<div class="refsect3">
<a name="dzl-object-animate-full.returns"></a><h4>Returns</h4>
<p>A <a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a>. </p>
<p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="dzl-animation-calculate-duration"></a><h3>dzl_animation_calculate_duration ()</h3>
<pre class="programlisting"><span class="returnvalue">guint</span>
dzl_animation_calculate_duration (<em class="parameter"><code><span class="type">GdkMonitor</span> *monitor</code></em>,
<em class="parameter"><code><span class="type">gdouble</span> from_value</code></em>,
<em class="parameter"><code><span class="type">gdouble</span> to_value</code></em>);</pre>
</div>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="DZL-TYPE-ANIMATION:CAPS"></a><h3>DZL_TYPE_ANIMATION</h3>
<pre class="programlisting">#define DZL_TYPE_ANIMATION (dzl_animation_get_type())
</pre>
</div>
<hr>
<div class="refsect2">
<a name="DzlAnimation-struct"></a><h3>DzlAnimation</h3>
<pre class="programlisting">typedef struct _DzlAnimation DzlAnimation;</pre>
</div>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="DzlAnimation--duration"></a><h3>The <code class="literal">“duration”</code> property</h3>
<pre class="programlisting"> “duration” <span class="type">guint</span></pre>
<p>The "duration" property is the total number of milliseconds that the
animation should run before being completed.</p>
<p>Flags: Write / Construct Only</p>
<p>Default value: 250</p>
</div>
<hr>
<div class="refsect2">
<a name="DzlAnimation--frame-clock"></a><h3>The <code class="literal">“frame-clock”</code> property</h3>
<pre class="programlisting"> “frame-clock” <span class="type">GdkFrameClock</span> *</pre>
<p>An optional frame-clock to synchronize with.</p>
<p>Flags: Write / Construct Only</p>
</div>
<hr>
<div class="refsect2">
<a name="DzlAnimation--mode"></a><h3>The <code class="literal">“mode”</code> property</h3>
<pre class="programlisting"> “mode” <span class="type">DzlAnimationMode</span></pre>
<p>The "mode" property is the Alpha function that should be used to
determine the offset within the animation based on the current
offset in the animations duration.</p>
<p>Flags: Write / Construct Only</p>
<p>Default value: DZL_ANIMATION_LINEAR</p>
</div>
<hr>
<div class="refsect2">
<a name="DzlAnimation--target"></a><h3>The <code class="literal">“target”</code> property</h3>
<pre class="programlisting"> “target” <span class="type">GObject</span> *</pre>
<p>The "target" property is the <span class="type">GObject</span> that should have its properties
animated.</p>
<p>Flags: Write / Construct Only</p>
</div>
</div>
<div class="refsect1">
<a name="libdazzle-dzl-animation.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="DzlAnimation-tick"></a><h3>The <code class="literal">“tick”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="libdazzle-dzl-animation.html#DzlAnimation"><span class="type">DzlAnimation</span></a> *dzlanimation,
<span class="type">gpointer</span> user_data)</pre>
<p>The "tick" signal is emitted on each frame in the animation.</p>
<div class="refsect3">
<a name="DzlAnimation-tick.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<p>Flags: Run First</p>
</div>
</div>
</div>
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