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<a href="#GwyGraphArea.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<h2><span class="refentrytitle"><a name="GwyGraphArea.top_of_page"></a>GwyGraphArea</span></h2>
<p>GwyGraphArea — Layout for drawing graph curves</p>
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<td valign="top" align="right"></td>
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<div class="refsynopsisdiv">
<a name="GwyGraphArea.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">
#include <libgwydgets/gwydgets.h>
struct <a class="link" href="GwyGraphArea.html#GwyGraphArea-struct" title="struct GwyGraphArea">GwyGraphArea</a>;
struct <a class="link" href="GwyGraphArea.html#GwyGraphAreaClass" title="struct GwyGraphAreaClass">GwyGraphAreaClass</a>;
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-draw-on-drawable" title="gwy_graph_area_draw_on_drawable ()">gwy_graph_area_draw_on_drawable</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/gdk/gdk-Drawing-Primitives.html#GdkDrawable"><span class="type">GdkDrawable</span></a> *drawable</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/gdk/gdk-Graphics-Contexts.html#GdkGC"><span class="type">GdkGC</span></a> *gc</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> x</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> y</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> width</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> height</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-edit-curve" title="gwy_graph_area_edit_curve ()">gwy_graph_area_edit_curve</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> id</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-enable-user-input" title="gwy_graph_area_enable_user_input ()">gwy_graph_area_enable_user_input</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> enable</code></em>);
<a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Strings.html#GString"><span class="returnvalue">GString</span></a> * <a class="link" href="GwyGraphArea.html#gwy-graph-area-export-vector" title="gwy_graph_area_export_vector ()">gwy_graph_area_export_vector</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> x</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> y</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> width</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> height</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-get-cursor" title="gwy_graph_area_get_cursor ()">gwy_graph_area_get_cursor</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *x_cursor</code></em>,
<em class="parameter"><code><a href="http://developer.gnome.org/doc/API/2.0/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *y_cursor</code></em>);
<a href="http://developer.gnome.org/doc/API/2.0/gtk/GtkWidget.html"><span class="returnvalue">GtkWidget</span></a> * <a class="link" href="GwyGraphArea.html#gwy-graph-area-get-label" title="gwy_graph_area_get_label ()">gwy_graph_area_get_label</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>);
<a class="link" href="GwyGraphModel.html" title="GwyGraphModel"><span class="returnvalue">GwyGraphModel</span></a> * <a class="link" href="GwyGraphArea.html#gwy-graph-area-get-model" title="gwy_graph_area_get_model ()">gwy_graph_area_get_model</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>);
<a href="./../libgwydraw/libgwydraw/GwySelection.html"><span class="returnvalue">GwySelection</span></a> * <a class="link" href="GwyGraphArea.html#gwy-graph-area-get-selection" title="gwy_graph_area_get_selection ()">gwy_graph_area_get_selection</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="type">GwyGraphStatusType</span></a> status_type</code></em>);
<a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="returnvalue">GwyGraphStatusType</span></a> <a class="link" href="GwyGraphArea.html#gwy-graph-area-get-status" title="gwy_graph_area_get_status ()">gwy_graph_area_get_status</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>);
const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> * <a class="link" href="GwyGraphArea.html#gwy-graph-area-get-x-grid-data" title="gwy_graph_area_get_x_grid_data ()">gwy_graph_area_get_x_grid_data</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *ndata</code></em>);
const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> * <a class="link" href="GwyGraphArea.html#gwy-graph-area-get-y-grid-data" title="gwy_graph_area_get_y_grid_data ()">gwy_graph_area_get_y_grid_data</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *ndata</code></em>);
<a href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"><span class="returnvalue">GtkWidget</span></a> * <a class="link" href="GwyGraphArea.html#gwy-graph-area-new" title="gwy_graph_area_new ()">gwy_graph_area_new</a> (<em class="parameter"><code><span class="type">void</span></code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-set-model" title="gwy_graph_area_set_model ()">gwy_graph_area_set_model</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a class="link" href="GwyGraphModel.html" title="GwyGraphModel"><span class="type">GwyGraphModel</span></a> *gmodel</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-set-status" title="gwy_graph_area_set_status ()">gwy_graph_area_set_status</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="type">GwyGraphStatusType</span></a> status_type</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-set-x-grid-data" title="gwy_graph_area_set_x_grid_data ()">gwy_graph_area_set_x_grid_data</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> ndata</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *grid_data</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-set-x-range" title="gwy_graph_area_set_x_range ()">gwy_graph_area_set_x_range</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> x_min</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> x_max</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-set-y-grid-data" title="gwy_graph_area_set_y_grid_data ()">gwy_graph_area_set_y_grid_data</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> ndata</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *grid_data</code></em>);
<span class="returnvalue">void</span> <a class="link" href="GwyGraphArea.html#gwy-graph-area-set-y-range" title="gwy_graph_area_set_y_range ()">gwy_graph_area_set_y_range</a> (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> y_min</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> y_max</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="GwyGraphArea.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 href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
+----<a href="/usr/share/gtk-doc/html/gtk/GtkObject.html">GtkObject</a>
+----<a href="/usr/share/gtk-doc/html/gtk/GtkWidget.html">GtkWidget</a>
+----<a href="/usr/share/gtk-doc/html/gtk/GtkContainer.html">GtkContainer</a>
+----<a href="/usr/share/gtk-doc/html/gtk/GtkLayout.html">GtkLayout</a>
+----GwyGraphArea
</pre>
</div>
<div class="refsect1">
<a name="GwyGraphArea.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
GwyGraphArea implements
AtkImplementorIface and <a href="/usr/share/gtk-doc/html/gtk/GtkBuildable.html">GtkBuildable</a>.</p>
</div>
<div class="refsect1">
<a name="GwyGraphArea.properties"></a><h2>Properties</h2>
<pre class="synopsis">
"<a class="link" href="GwyGraphArea.html#GwyGraphArea--status" title='The "status" property'>status</a>" <a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="type">GwyGraphStatusType</span></a> : Read / Write
</pre>
</div>
<div class="refsect1">
<a name="GwyGraphArea.signals"></a><h2>Signals</h2>
<pre class="synopsis">
"<a class="link" href="GwyGraphArea.html#GwyGraphArea-edit-curve" title='The "edit-curve" signal'>edit-curve</a>" : <a href="/usr/share/gtk-doc/html/gobject/gobject-Signals.html#G-SIGNAL-ACTION:CAPS"><code class="literal">Action</code></a>
</pre>
</div>
<div class="refsect1">
<a name="GwyGraphArea.description"></a><h2>Description</h2>
<p>
<a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> is the central part of <a class="link" href="GwyGraph.html" title="GwyGraph"><span class="type">GwyGraph</span></a> widget. It plots a set of
data curves with the given plot properties.
</p>
<p>
It is recommended to use it within <a class="link" href="GwyGraph.html" title="GwyGraph"><span class="type">GwyGraph</span></a>, however, it can also be used
separately.
</p>
</div>
<div class="refsect1">
<a name="GwyGraphArea.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GwyGraphArea-struct"></a><h3>struct GwyGraphArea</h3>
<pre class="programlisting">struct GwyGraphArea;</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="GwyGraphAreaClass"></a><h3>struct GwyGraphAreaClass</h3>
<pre class="programlisting">struct GwyGraphAreaClass {
GtkLayoutClass parent_class;
void (*edit_curve)(GwyGraphArea *area,
gint id);
void (*reserved2)(void);
};
</pre>
<p>
</p>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-draw-on-drawable"></a><h3>gwy_graph_area_draw_on_drawable ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_draw_on_drawable (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gdk/gdk-Drawing-Primitives.html#GdkDrawable"><span class="type">GdkDrawable</span></a> *drawable</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gdk/gdk-Graphics-Contexts.html#GdkGC"><span class="type">GdkGC</span></a> *gc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> x</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> y</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> width</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> height</code></em>);</pre>
<p>
Draws a graph area to a Gdk drawable.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>drawable</code></em> :</span></p></td>
<td>a <a href="/usr/share/gtk-doc/html/gdk/gdk-Drawing-Primitives.html#GdkDrawable"><span class="type">GdkDrawable</span></a> (destination for graphics operations)</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>gc</code></em> :</span></p></td>
<td>Graphics context.
It is modified by this function unpredictably.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>x</code></em> :</span></p></td>
<td>X position in <em class="parameter"><code>drawable</code></em> where the graph area should be drawn</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>y</code></em> :</span></p></td>
<td>Y position in <em class="parameter"><code>drawable</code></em> where the graph area should be drawn</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>width</code></em> :</span></p></td>
<td>width of the graph area on the drawable</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>height</code></em> :</span></p></td>
<td>height of the graph area on the drawable</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-edit-curve"></a><h3>gwy_graph_area_edit_curve ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_edit_curve (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> id</code></em>);</pre>
<p>
Invokes the curve property dialog for a curve.
</p>
<p>
If the dialog is already displayed, it is switched to the requested curve.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>id</code></em> :</span></p></td>
<td>The index of the curve to edit properties of.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 2.5</p>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-enable-user-input"></a><h3>gwy_graph_area_enable_user_input ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_enable_user_input (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</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> enable</code></em>);</pre>
<p>
Enables/disables all user input dialogs (invoked by clicking the mouse).
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>enable</code></em> :</span></p></td>
<td>
<a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> to enable user interaction, <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a> to disable it.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-export-vector"></a><h3>gwy_graph_area_export_vector ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Strings.html#GString"><span class="returnvalue">GString</span></a> * gwy_graph_area_export_vector (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> x</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> y</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> width</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> height</code></em>);</pre>
<p>
Creates PostScript representation of a graph area.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>A fragment of PostScript code representing the the graph area
as a newly allocated <a href="/usr/share/gtk-doc/html/glib/glib-Strings.html#GString"><span class="type">GString</span></a>.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-get-cursor"></a><h3>gwy_graph_area_get_cursor ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_get_cursor (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *x_cursor</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *y_cursor</code></em>);</pre>
<p>
Gets mouse cursor related values within a graph area.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>x_cursor</code></em> :</span></p></td>
<td>Location to store the x value corresponding to cursor position.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>y_cursor</code></em> :</span></p></td>
<td>Location to store the y value corresponding to cursor position.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-get-label"></a><h3>gwy_graph_area_get_label ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"><span class="returnvalue">GtkWidget</span></a> * gwy_graph_area_get_label (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>);</pre>
<p>
Gets the label inside a graph area.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The graph label widget within the graph area.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-get-model"></a><h3>gwy_graph_area_get_model ()</h3>
<pre class="programlisting"><a class="link" href="GwyGraphModel.html" title="GwyGraphModel"><span class="returnvalue">GwyGraphModel</span></a> * gwy_graph_area_get_model (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>);</pre>
<p>
Gets the model of a graph area.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The graph model this graph area widget displays.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-get-selection"></a><h3>gwy_graph_area_get_selection ()</h3>
<pre class="programlisting"><a href="./../libgwydraw/libgwydraw/GwySelection.html"><span class="returnvalue">GwySelection</span></a> * gwy_graph_area_get_selection (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="type">GwyGraphStatusType</span></a> status_type</code></em>);</pre>
<p>
Gets the selection object corresponding to a status of a graph area.
</p>
<p>
A selection object exists even for inactive status types (selection modes),
therefore also selections for other modes than the currently active one can
be requested.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>status_type</code></em> :</span></p></td>
<td>Graph status. Value <code class="literal">GWY_GRAPH_STATUS_PLAIN</code> mode (which has
no selection associated) stands for the currentl selection
mode.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The requested selection. It is <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> only if <em class="parameter"><code>status_type</code></em> is
<code class="literal">GWY_GRAPH_STATUS_PLAIN</code> and the current selection mode is
<code class="literal">GWY_GRAPH_STATUS_PLAIN</code>.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-get-status"></a><h3>gwy_graph_area_get_status ()</h3>
<pre class="programlisting"><a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="returnvalue">GwyGraphStatusType</span></a> gwy_graph_area_get_status (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>);</pre>
<p>
Gets the status of a grap area.
</p>
<p>
See <a class="link" href="GwyGraphArea.html#gwy-graph-area-set-status" title="gwy_graph_area_set_status ()"><code class="function">gwy_graph_area_set_status()</code></a>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The current graph area status.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-get-x-grid-data"></a><h3>gwy_graph_area_get_x_grid_data ()</h3>
<pre class="programlisting">const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> * gwy_graph_area_get_x_grid_data (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *ndata</code></em>);</pre>
<p>
Gets the grid data on the x-axis of a graph area.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>ndata</code></em> :</span></p></td>
<td>Location to store the number of returned positions.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>Array of grid line positions (in real values, not pixels) owned
by the graph area.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-get-y-grid-data"></a><h3>gwy_graph_area_get_y_grid_data ()</h3>
<pre class="programlisting">const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="returnvalue">gdouble</span></a> * gwy_graph_area_get_y_grid_data (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *ndata</code></em>);</pre>
<p>
Gets the grid data on the y-axis of a graph area.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>ndata</code></em> :</span></p></td>
<td>Location to store the number of returned positions.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>Array of grid line positions (in real values, not pixels) owned
by the graph area.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-new"></a><h3>gwy_graph_area_new ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"><span class="returnvalue">GtkWidget</span></a> * gwy_graph_area_new (<em class="parameter"><code><span class="type">void</span></code></em>);</pre>
<p>
Creates a new graph area widget.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>Newly created graph area as <a href="/usr/share/gtk-doc/html/gtk/GtkWidget.html"><span class="type">GtkWidget</span></a>.</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-set-model"></a><h3>gwy_graph_area_set_model ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_set_model (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a class="link" href="GwyGraphModel.html" title="GwyGraphModel"><span class="type">GwyGraphModel</span></a> *gmodel</code></em>);</pre>
<p>
Sets the graph model of a graph area.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>gmodel</code></em> :</span></p></td>
<td>New graph model.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-set-status"></a><h3>gwy_graph_area_set_status ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_set_status (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="type">GwyGraphStatusType</span></a> status_type</code></em>);</pre>
<p>
Sets the status of a graph area.
</p>
<p>
When the area is inside a <a class="link" href="GwyGraph.html" title="GwyGraph"><span class="type">GwyGraph</span></a>, use <a class="link" href="GwyGraph.html#gwy-graph-set-status" title="gwy_graph_set_status ()"><code class="function">gwy_graph_set_status()</code></a> instead
(also see this function for details).
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>status_type</code></em> :</span></p></td>
<td>New graph area status.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-set-x-grid-data"></a><h3>gwy_graph_area_set_x_grid_data ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_set_x_grid_data (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> ndata</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *grid_data</code></em>);</pre>
<p>
Sets the grid data on the x-axis of a graph area
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>ndata</code></em> :</span></p></td>
<td>The number of points in <em class="parameter"><code>grid_data</code></em>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>grid_data</code></em> :</span></p></td>
<td>Array of grid line positions on the x-axis (in real values,
not pixels).</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-set-x-range"></a><h3>gwy_graph_area_set_x_range ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_set_x_range (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> x_min</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> x_max</code></em>);</pre>
<p>
Sets the horizontal range a graph area displays.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>x_min</code></em> :</span></p></td>
<td>The minimum x value, in real coodrinates.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>x_max</code></em> :</span></p></td>
<td>The maximum x value, in real coodrinates.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-set-y-grid-data"></a><h3>gwy_graph_area_set_y_grid_data ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_set_y_grid_data (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> ndata</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> *grid_data</code></em>);</pre>
<p>
Sets the grid data on the y-axis of a graph area
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>ndata</code></em> :</span></p></td>
<td>The number of points in <em class="parameter"><code>grid_data</code></em>.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>grid_data</code></em> :</span></p></td>
<td>Array of grid line positions on the y-axis (in real values,
not pixels).</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gwy-graph-area-set-y-range"></a><h3>gwy_graph_area_set_y_range ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gwy_graph_area_set_y_range (<em class="parameter"><code><a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *area</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> y_min</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"><span class="type">gdouble</span></a> y_max</code></em>);</pre>
<p>
Sets the vertical range a graph area displays.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>area</code></em> :</span></p></td>
<td>A graph area.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>y_min</code></em> :</span></p></td>
<td>The minimum y value, in real coodrinates.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>y_max</code></em> :</span></p></td>
<td>The maximum y value, in real coodrinates.</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<div class="refsect1">
<a name="GwyGraphArea.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GwyGraphArea--status"></a><h3>The <code class="literal">"status"</code> property</h3>
<pre class="programlisting"> "status" <a class="link" href="libgwydgets-gwydgetenums.html#GwyGraphStatusType" title="enum GwyGraphStatusType"><span class="type">GwyGraphStatusType</span></a> : Read / Write</pre>
<p>The type of reaction to mouse events (zoom, selections).</p>
<p>Default value: GWY_GRAPH_STATUS_PLAIN</p>
</div>
</div>
<div class="refsect1">
<a name="GwyGraphArea.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GwyGraphArea-edit-curve"></a><h3>The <code class="literal">"edit-curve"</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span> user_function (<a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> *gwygraphcurvemodel,
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a> arg1,
<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-ACTION:CAPS"><code class="literal">Action</code></a></pre>
<p>
The ::data-changed signal is emitted when a curve properties are to be
edited.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>gwygraphcurvemodel</code></em> :</span></p></td>
<td>The <a class="link" href="GwyGraphArea.html" title="GwyGraphArea"><span class="type">GwyGraphArea</span></a> which received the signal.</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>arg1</code></em> :</span></p></td>
<td>The index of the curve to edit.</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>
<p class="since">Since 2.5</p>
</div>
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