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<a href="#GocStyledItem.description" class="shortcut">Description</a>
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<a href="#GocStyledItem.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<a href="#GocStyledItem.implemented-interfaces" class="shortcut">Implemented Interfaces</a>
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<a href="#GocStyledItem.properties" class="shortcut">Properties</a>
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<a href="#GocStyledItem.signals" class="shortcut">Signals</a>
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<a name="GocStyledItem"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="GocStyledItem.top_of_page"></a>GocStyledItem</span></h2>
<p>GocStyledItem — Styled items</p>
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<div class="refsynopsisdiv">
<a name="GocStyledItem.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis"> <a class="link" href="GocStyledItem.html#GocStyledItem-struct" title="GocStyledItem">GocStyledItem</a>;
struct <a class="link" href="GocStyledItem.html#GocStyledItemClass" title="struct GocStyledItemClass">GocStyledItemClass</a>;
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="GocStyledItem.html#goc-styled-item-set-cairo-line" title="goc_styled_item_set_cairo_line ()">goc_styled_item_set_cairo_line</a> (<em class="parameter"><code><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a> const *gsi</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/cairo/cairo-cairo-t.html#cairo-t"><span class="type">cairo_t</span></a> *cr</code></em>);
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="GocStyledItem.html#goc-styled-item-get-scale-line-width" title="goc_styled_item_get_scale_line_width ()">goc_styled_item_get_scale_line_width</a>
(<em class="parameter"><code><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a> const *gsi</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GocStyledItem.html#goc-styled-item-set-scale-line-width" title="goc_styled_item_set_scale_line_width ()">goc_styled_item_set_scale_line_width</a>
(<em class="parameter"><code><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a> *gsi</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> scale_line_width</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="GocStyledItem.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="synopsis">
<a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a>
+----<a class="link" href="GocItem.html" title="GocItem">GocItem</a>
+----GocStyledItem
+----<a class="link" href="GocArc.html" title="GocArc">GocArc</a>
+----<a class="link" href="GocCircle.html" title="GocCircle">GocCircle</a>
+----<a class="link" href="GocEllipse.html" title="GocEllipse">GocEllipse</a>
+----<a class="link" href="GocLine.html" title="GocLine">GocLine</a>
+----GocPath
+----<a class="link" href="GocPolygon.html" title="GocPolygon">GocPolygon</a>
+----<a class="link" href="GocPolyline.html" title="GocPolyline">GocPolyline</a>
+----<a class="link" href="GocRectangle.html" title="GocRectangle">GocRectangle</a>
+----<a class="link" href="GocText.html" title="GocText">GocText</a>
</pre>
</div>
<div class="refsect1">
<a name="GocStyledItem.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
GocStyledItem implements
<a class="link" href="GOStyledObject.html" title="GOStyledObject">GOStyledObject</a>.</p>
</div>
<div class="refsect1">
<a name="GocStyledItem.properties"></a><h2>Properties</h2>
<pre class="synopsis">
"<a class="link" href="GocStyledItem.html#GocStyledItem--scale-line-width" title='The "scale-line-width" property'>scale-line-width</a>" <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write
"<a class="link" href="GocStyledItem.html#GocStyledItem--style" title='The "style" property'>style</a>" <a class="link" href="GOStyle.html" title="GOStyle"><span class="type">GOStyle</span></a>* : Read / Write
</pre>
</div>
<div class="refsect1">
<a name="GocStyledItem.signals"></a><h2>Signals</h2>
<pre class="synopsis">
"<a class="link" href="GocStyledItem.html#GocStyledItem-style-changed" title='The "style-changed" signal'>style-changed</a>" : <a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS"><code class="literal">Run Last</code></a>
</pre>
</div>
<div class="refsect1">
<a name="GocStyledItem.description"></a><h2>Description</h2>
<p>
The virtual base object for canvas items with style.
</p>
</div>
<div class="refsect1">
<a name="GocStyledItem.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GocStyledItem-struct"></a><h3>GocStyledItem</h3>
<pre class="programlisting">typedef struct _GocStyledItem GocStyledItem;</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="GocStyledItemClass"></a><h3>struct GocStyledItemClass</h3>
<pre class="programlisting">struct GocStyledItemClass {
/* virtual */
void (*init_style) (GocStyledItem *item, GOStyle *style);
void (*reserved1) (void);
void (*reserved2) (void);
};
</pre>
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<td><p><span class="term"><em class="structfield"><code><a name="GocStyledItemClass.init-style"></a>init_style</code></em> ()</span></p></td>
<td>style initialization handler.</td>
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<td><p><span class="term"><em class="structfield"><code><a name="GocStyledItemClass.reserved1"></a>reserved1</code></em> ()</span></p></td>
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<td><p><span class="term"><em class="structfield"><code><a name="GocStyledItemClass.reserved2"></a>reserved2</code></em> ()</span></p></td>
<td></td>
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<div class="refsect2">
<a name="goc-styled-item-set-cairo-line"></a><h3>goc_styled_item_set_cairo_line ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> goc_styled_item_set_cairo_line (<em class="parameter"><code><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a> const *gsi</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/cairo/cairo-cairo-t.html#cairo-t"><span class="type">cairo_t</span></a> *cr</code></em>);</pre>
<p>
Prepares the cairo context <em class="parameter"><code>cr</code></em> to draw a line according to the
item style and canvas scale. The line width is scaled only if
the scale-line-width property is set to <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>. This function calls
<a class="link" href="GOStyledObject.html#go-styled-object-set-cairo-line" title="go_styled_object_set_cairo_line ()"><code class="function">go_styled_object_set_cairo_line()</code></a>.
</p>
<p>
If the item drawing used <a class="link" href="GocGroup.html#goc-group-cairo-transform" title="goc_group_cairo_transform ()"><code class="function">goc_group_cairo_transform()</code></a>,
scale-line-width should be <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> to avoid scaling twice, or
<a class="link" href="GOStyledObject.html#go-styled-object-set-cairo-line" title="go_styled_object_set_cairo_line ()"><code class="function">go_styled_object_set_cairo_line()</code></a> should be called directly instead.
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<td><p><span class="term"><em class="parameter"><code>gsi</code></em> :</span></p></td>
<td><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a></td>
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<tr>
<td><p><span class="term"><em class="parameter"><code>cr</code></em> :</span></p></td>
<td><a href="/usr/share/gtk-doc/html/cairo/cairo-cairo-t.html#cairo-t"><span class="type">cairo_t</span></a></td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the line is not invisible</td>
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<hr>
<div class="refsect2">
<a name="goc-styled-item-get-scale-line-width"></a><h3>goc_styled_item_get_scale_line_width ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> goc_styled_item_get_scale_line_width
(<em class="parameter"><code><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a> const *gsi</code></em>);</pre>
<p>
This function returns <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if the line width needs to be scaled. It will
always return <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> if the line width is 0.
</p>
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<td><p><span class="term"><em class="parameter"><code>gsi</code></em> :</span></p></td>
<td><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a></td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>whether the line width needs to be scaled.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="goc-styled-item-set-scale-line-width"></a><h3>goc_styled_item_set_scale_line_width ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> goc_styled_item_set_scale_line_width
(<em class="parameter"><code><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a> *gsi</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> scale_line_width</code></em>);</pre>
<p>
Sets whether the line width needs to be scaled according to the current
canvas resolution and the item transformation. It will be ignored if the
line width is 0. Default value is <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>.
</p>
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<td><p><span class="term"><em class="parameter"><code>gsi</code></em> :</span></p></td>
<td><a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a></td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>scale_line_width</code></em> :</span></p></td>
<td>boolean</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="refsect1">
<a name="GocStyledItem.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GocStyledItem--scale-line-width"></a><h3>The <code class="literal">"scale-line-width"</code> property</h3>
<pre class="programlisting"> "scale-line-width" <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write</pre>
<p>Whether to scale the line width when zooming.</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GocStyledItem--style"></a><h3>The <code class="literal">"style"</code> property</h3>
<pre class="programlisting"> "style" <a class="link" href="GOStyle.html" title="GOStyle"><span class="type">GOStyle</span></a>* : Read / Write</pre>
<p>A pointer to the GOStyle object.</p>
</div>
</div>
<div class="refsect1">
<a name="GocStyledItem.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GocStyledItem-style-changed"></a><h3>The <code class="literal">"style-changed"</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span> user_function (<a class="link" href="GocStyledItem.html" title="GocStyledItem"><span class="type">GocStyledItem</span></a> *gsi,
<a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject"><span class="type">GObject</span></a> *style,
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data) : <a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS"><code class="literal">Run Last</code></a></pre>
<p>
The ::style-changed signal is emitted when a new style
has been set on a styled item.
</p>
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<td><p><span class="term"><em class="parameter"><code>gsi</code></em> :</span></p></td>
<td>the object on which the signal is emitted</td>
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<tr>
<td><p><span class="term"><em class="parameter"><code>style</code></em> :</span></p></td>
<td>the new <a class="link" href="GOStyle.html" title="GOStyle"><span class="type">GOStyle</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td>
<td>user data set when the signal handler was connected.</td>
</tr>
</tbody>
</table></div>
</div>
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