441 lines
24 KiB
HTML
441 lines
24 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>GimpRuler</title>
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<meta name="generator" content="DocBook XSL Stylesheets V1.78.1">
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<link rel="home" href="index.html" title="GIMP Widgets Library Reference Manual">
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<th width="100%" align="center">GIMP Widgets Library Reference Manual</th>
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<tr><td colspan="5" class="shortcuts">
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<a href="#GimpRuler.synopsis" class="shortcut">Top</a>
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<a href="#GimpRuler.description" class="shortcut">Description</a>
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<a href="#GimpRuler.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<a href="#GimpRuler.implemented-interfaces" class="shortcut">Implemented Interfaces</a>
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<a href="#GimpRuler.properties" class="shortcut">Properties</a>
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<a href="#GimpRuler.style-properties" class="shortcut">Style Properties</a>
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</td></tr>
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</table>
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<div class="refentry">
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<a name="GimpRuler"></a><div class="titlepage"></div>
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<div class="refnamediv"><table width="100%"><tr>
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<td valign="top">
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<h2><span class="refentrytitle"><a name="GimpRuler.top_of_page"></a>GimpRuler</span></h2>
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<p>GimpRuler — A ruler widget with configurable unit and orientation.</p>
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</td>
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<td valign="top" align="right"></td>
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</tr></table></div>
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<div class="refsynopsisdiv">
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<a name="GimpRuler.synopsis"></a><h2>Synopsis</h2>
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<pre class="synopsis"> <a class="link" href="GimpRuler.html#GimpRuler-struct" title="GimpRuler">GimpRuler</a>;
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<span class="returnvalue">GtkWidget</span> * <a class="link" href="GimpRuler.html#gimp-ruler-new" title="gimp_ruler_new ()">gimp_ruler_new</a> (<em class="parameter"><code><span class="type">GtkOrientation</span> orientation</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="GimpRuler.html#gimp-ruler-set-unit" title="gimp_ruler_set_unit ()">gimp_ruler_set_unit</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpunit.html#GimpUnit"><span class="type">GimpUnit</span></a> unit</code></em>);
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<a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpunit.html#GimpUnit"><span class="returnvalue">GimpUnit</span></a> <a class="link" href="GimpRuler.html#gimp-ruler-get-unit" title="gimp_ruler_get_unit ()">gimp_ruler_get_unit</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="GimpRuler.html#gimp-ruler-set-position" title="gimp_ruler_set_position ()">gimp_ruler_set_position</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> position</code></em>);
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<span class="returnvalue">gdouble</span> <a class="link" href="GimpRuler.html#gimp-ruler-get-position" title="gimp_ruler_get_position ()">gimp_ruler_get_position</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="GimpRuler.html#gimp-ruler-set-range" title="gimp_ruler_set_range ()">gimp_ruler_set_range</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> lower</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> upper</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> max_size</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="GimpRuler.html#gimp-ruler-get-range" title="gimp_ruler_get_range ()">gimp_ruler_get_range</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> *lower</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> *upper</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> *max_size</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="GimpRuler.html#gimp-ruler-add-track-widget" title="gimp_ruler_add_track_widget ()">gimp_ruler_add_track_widget</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">GtkWidget</span> *widget</code></em>);
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<span class="returnvalue">void</span> <a class="link" href="GimpRuler.html#gimp-ruler-remove-track-widget" title="gimp_ruler_remove_track_widget ()">gimp_ruler_remove_track_widget</a> (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">GtkWidget</span> *widget</code></em>);
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</pre>
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</div>
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<div class="refsect1">
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<a name="GimpRuler.object-hierarchy"></a><h2>Object Hierarchy</h2>
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<pre class="synopsis">
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GObject
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+----GInitiallyUnowned
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+----GtkObject
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+----GtkWidget
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+----GimpRuler
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</pre>
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</div>
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<div class="refsect1">
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<a name="GimpRuler.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
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<p>
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GimpRuler implements
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AtkImplementorIface and GtkBuildable.</p>
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</div>
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<div class="refsect1">
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<a name="GimpRuler.properties"></a><h2>Properties</h2>
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<pre class="synopsis">
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"<a class="link" href="GimpRuler.html#GimpRuler--lower" title='The "lower" property'>lower</a>" <span class="type">gdouble</span> : Read / Write
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"<a class="link" href="GimpRuler.html#GimpRuler--max-size" title='The "max-size" property'>max-size</a>" <span class="type">gdouble</span> : Read / Write
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"<a class="link" href="GimpRuler.html#GimpRuler--orientation" title='The "orientation" property'>orientation</a>" <span class="type">GtkOrientation</span> : Read / Write
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"<a class="link" href="GimpRuler.html#GimpRuler--position" title='The "position" property'>position</a>" <span class="type">gdouble</span> : Read / Write
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"<a class="link" href="GimpRuler.html#GimpRuler--unit" title='The "unit" property'>unit</a>" <a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpunit.html#GimpUnit"><span class="type">GimpUnit</span></a> : Read / Write
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"<a class="link" href="GimpRuler.html#GimpRuler--upper" title='The "upper" property'>upper</a>" <span class="type">gdouble</span> : Read / Write
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</pre>
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</div>
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<div class="refsect1">
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<a name="GimpRuler.style-properties"></a><h2>Style Properties</h2>
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<pre class="synopsis">
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"<a class="link" href="GimpRuler.html#GimpRuler--s-font-scale" title='The "font-scale" style property'>font-scale</a>" <span class="type">gdouble</span> : Read
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</pre>
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</div>
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<div class="refsect1">
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<a name="GimpRuler.description"></a><h2>Description</h2>
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<p>
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A ruler widget with configurable unit and orientation.
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</p>
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</div>
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<div class="refsect1">
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<a name="GimpRuler.details"></a><h2>Details</h2>
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<div class="refsect2">
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<a name="GimpRuler-struct"></a><h3>GimpRuler</h3>
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<pre class="programlisting">typedef struct _GimpRuler GimpRuler;</pre>
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<p>
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</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-ruler-new"></a><h3>gimp_ruler_new ()</h3>
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<pre class="programlisting"><span class="returnvalue">GtkWidget</span> * gimp_ruler_new (<em class="parameter"><code><span class="type">GtkOrientation</span> orientation</code></em>);</pre>
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<p>
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Creates a new ruler.
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</p>
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<div class="variablelist"><table border="0" class="variablelist">
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<colgroup>
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<col align="left" valign="top">
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<col>
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</colgroup>
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>orientation</code></em> :</span></p></td>
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<td>the ruler's orientation.</td>
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</tr>
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<tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
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<td>a new <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> widget.</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.8</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-ruler-set-unit"></a><h3>gimp_ruler_set_unit ()</h3>
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<pre class="programlisting"><span class="returnvalue">void</span> gimp_ruler_set_unit (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpunit.html#GimpUnit"><span class="type">GimpUnit</span></a> unit</code></em>);</pre>
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<p>
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This sets the unit of the ruler.
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</p>
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<div class="variablelist"><table border="0" class="variablelist">
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<colgroup>
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<col align="left" valign="top">
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<col>
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</colgroup>
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
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<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>unit</code></em> :</span></p></td>
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<td>the <a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpunit.html#GimpUnit"><span class="type">GimpUnit</span></a> to set the ruler to</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.8</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-ruler-get-unit"></a><h3>gimp_ruler_get_unit ()</h3>
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<pre class="programlisting"><a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpunit.html#GimpUnit"><span class="returnvalue">GimpUnit</span></a> gimp_ruler_get_unit (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>);</pre>
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<div class="variablelist"><table border="0" class="variablelist">
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<colgroup>
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<col align="left" valign="top">
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<col>
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</colgroup>
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
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<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
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<td>the unit currently used in the <em class="parameter"><code>ruler</code></em> widget.</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.8</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-ruler-set-position"></a><h3>gimp_ruler_set_position ()</h3>
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<pre class="programlisting"><span class="returnvalue">void</span> gimp_ruler_set_position (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> position</code></em>);</pre>
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<p>
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This sets the position of the ruler.
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</p>
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<div class="variablelist"><table border="0" class="variablelist">
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<colgroup>
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<col align="left" valign="top">
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<col>
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</colgroup>
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
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<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>position</code></em> :</span></p></td>
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<td>the position to set the ruler to</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.8</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-ruler-get-position"></a><h3>gimp_ruler_get_position ()</h3>
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<pre class="programlisting"><span class="returnvalue">gdouble</span> gimp_ruler_get_position (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>);</pre>
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<div class="variablelist"><table border="0" class="variablelist">
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<colgroup>
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<col align="left" valign="top">
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<col>
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</colgroup>
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
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<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
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<td>the current position of the <em class="parameter"><code>ruler</code></em> widget.</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.8</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-ruler-set-range"></a><h3>gimp_ruler_set_range ()</h3>
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<pre class="programlisting"><span class="returnvalue">void</span> gimp_ruler_set_range (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> lower</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> upper</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> max_size</code></em>);</pre>
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<p>
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This sets the range of the ruler.
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</p>
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<div class="variablelist"><table border="0" class="variablelist">
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<colgroup>
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<col align="left" valign="top">
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<col>
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</colgroup>
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
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<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
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</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>lower</code></em> :</span></p></td>
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<td>the lower limit of the ruler</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>upper</code></em> :</span></p></td>
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<td>the upper limit of the ruler</td>
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</tr>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>max_size</code></em> :</span></p></td>
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<td>the maximum size of the ruler used when calculating the space to
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leave for the text</td>
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</tr>
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</tbody>
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</table></div>
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<p class="since">Since GIMP 2.8</p>
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</div>
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<hr>
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<div class="refsect2">
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<a name="gimp-ruler-get-range"></a><h3>gimp_ruler_get_range ()</h3>
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<pre class="programlisting"><span class="returnvalue">void</span> gimp_ruler_get_range (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> *lower</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> *upper</code></em>,
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<em class="parameter"><code><span class="type">gdouble</span> *max_size</code></em>);</pre>
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<p>
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Retrieves values indicating the range and current position of a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>.
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See <a class="link" href="GimpRuler.html#gimp-ruler-set-range" title="gimp_ruler_set_range ()"><code class="function">gimp_ruler_set_range()</code></a>.
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</p>
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<div class="variablelist"><table border="0" class="variablelist">
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<colgroup>
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<col align="left" valign="top">
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<col>
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</colgroup>
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<tbody>
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<tr>
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<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
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<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
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</td>
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</tr>
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<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>lower</code></em> :</span></p></td>
|
||
<td>location to store lower limit of the ruler, or <code class="literal">NULL</code>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>upper</code></em> :</span></p></td>
|
||
<td>location to store upper limit of the ruler, or <code class="literal">NULL</code>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>max_size</code></em> :</span></p></td>
|
||
<td>location to store the maximum size of the ruler used when
|
||
calculating the space to leave for the text, or <code class="literal">NULL</code>.</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.8</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2">
|
||
<a name="gimp-ruler-add-track-widget"></a><h3>gimp_ruler_add_track_widget ()</h3>
|
||
<pre class="programlisting"><span class="returnvalue">void</span> gimp_ruler_add_track_widget (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
|
||
<em class="parameter"><code><span class="type">GtkWidget</span> *widget</code></em>);</pre>
|
||
<p>
|
||
Adds a "track widget" to the ruler. The ruler will connect to
|
||
GtkWidget:motion-notify-event: on the track widget and update its
|
||
position marker accordingly. The marker is correctly updated also
|
||
for the track widget's children, regardless of whether they are
|
||
ordinary children of off-screen children.
|
||
</p>
|
||
<div class="variablelist"><table border="0" class="variablelist">
|
||
<colgroup>
|
||
<col align="left" valign="top">
|
||
<col>
|
||
</colgroup>
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
|
||
<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>widget</code></em> :</span></p></td>
|
||
<td>the track widget to add</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.8</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2">
|
||
<a name="gimp-ruler-remove-track-widget"></a><h3>gimp_ruler_remove_track_widget ()</h3>
|
||
<pre class="programlisting"><span class="returnvalue">void</span> gimp_ruler_remove_track_widget (<em class="parameter"><code><a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a> *ruler</code></em>,
|
||
<em class="parameter"><code><span class="type">GtkWidget</span> *widget</code></em>);</pre>
|
||
<p>
|
||
Removes a previously added track widget from the ruler. See
|
||
<a class="link" href="GimpRuler.html#gimp-ruler-add-track-widget" title="gimp_ruler_add_track_widget ()"><code class="function">gimp_ruler_add_track_widget()</code></a>.
|
||
</p>
|
||
<div class="variablelist"><table border="0" class="variablelist">
|
||
<colgroup>
|
||
<col align="left" valign="top">
|
||
<col>
|
||
</colgroup>
|
||
<tbody>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>ruler</code></em> :</span></p></td>
|
||
<td>a <a class="link" href="GimpRuler.html" title="GimpRuler"><span class="type">GimpRuler</span></a>
|
||
</td>
|
||
</tr>
|
||
<tr>
|
||
<td><p><span class="term"><em class="parameter"><code>widget</code></em> :</span></p></td>
|
||
<td>the track widget to remove</td>
|
||
</tr>
|
||
</tbody>
|
||
</table></div>
|
||
<p class="since">Since GIMP 2.8</p>
|
||
</div>
|
||
</div>
|
||
<div class="refsect1">
|
||
<a name="GimpRuler.property-details"></a><h2>Property Details</h2>
|
||
<div class="refsect2">
|
||
<a name="GimpRuler--lower"></a><h3>The <code class="literal">"lower"</code> property</h3>
|
||
<pre class="programlisting"> "lower" <span class="type">gdouble</span> : Read / Write</pre>
|
||
<p>Lower limit of ruler.</p>
|
||
<p>Default value: 0</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2">
|
||
<a name="GimpRuler--max-size"></a><h3>The <code class="literal">"max-size"</code> property</h3>
|
||
<pre class="programlisting"> "max-size" <span class="type">gdouble</span> : Read / Write</pre>
|
||
<p>Maximum size of the ruler.</p>
|
||
<p>Default value: 0</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2">
|
||
<a name="GimpRuler--orientation"></a><h3>The <code class="literal">"orientation"</code> property</h3>
|
||
<pre class="programlisting"> "orientation" <span class="type">GtkOrientation</span> : Read / Write</pre>
|
||
<p>The orientation of the ruler.</p>
|
||
<p>Default value: GTK_ORIENTATION_HORIZONTAL</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2">
|
||
<a name="GimpRuler--position"></a><h3>The <code class="literal">"position"</code> property</h3>
|
||
<pre class="programlisting"> "position" <span class="type">gdouble</span> : Read / Write</pre>
|
||
<p>Position of mark on the ruler.</p>
|
||
<p>Default value: 0</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2">
|
||
<a name="GimpRuler--unit"></a><h3>The <code class="literal">"unit"</code> property</h3>
|
||
<pre class="programlisting"> "unit" <a href="/local/head/share/gtk-doc/html/libgimpbase/libgimpbase-gimpunit.html#GimpUnit"><span class="type">GimpUnit</span></a> : Read / Write</pre>
|
||
<p>Unit of ruler.</p>
|
||
<p>Allowed values: [0,65535]</p>
|
||
<p>Default value: 0</p>
|
||
</div>
|
||
<hr>
|
||
<div class="refsect2">
|
||
<a name="GimpRuler--upper"></a><h3>The <code class="literal">"upper"</code> property</h3>
|
||
<pre class="programlisting"> "upper" <span class="type">gdouble</span> : Read / Write</pre>
|
||
<p>Upper limit of ruler.</p>
|
||
<p>Default value: 0</p>
|
||
</div>
|
||
</div>
|
||
<div class="refsect1">
|
||
<a name="GimpRuler.style-property-details"></a><h2>Style Property Details</h2>
|
||
<div class="refsect2">
|
||
<a name="GimpRuler--s-font-scale"></a><h3>The <code class="literal">"font-scale"</code> style property</h3>
|
||
<pre class="programlisting"> "font-scale" <span class="type">gdouble</span> : Read</pre>
|
||
<p></p>
|
||
<p>Allowed values: >= 0</p>
|
||
<p>Default value: 0.833333</p>
|
||
</div>
|
||
</div>
|
||
</div>
|
||
<div class="footer">
|
||
<hr>
|
||
Generated by GTK-Doc V1.18</div>
|
||
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|
||
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