|
Server : Apache/2.2.17 (Unix) mod_ssl/2.2.17 OpenSSL/0.9.8e-fips-rhel5 DAV/2 PHP/5.2.17 System : Linux localhost 2.6.18-419.el5 #1 SMP Fri Feb 24 22:47:42 UTC 2017 x86_64 User : nobody ( 99) PHP Version : 5.2.17 Disable Function : NONE Directory : /proc/22697/root/usr/share/gtk-doc/html/libgnomecanvas/ |
Upload File : |
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII">
<title>GnomeCanvasLine</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.69.1">
<link rel="start" href="index.html" title="GNOME Canvas Library Reference Manual">
<link rel="up" href="ch02.html" title="GNOME Canvas Library (libgnomecanvas)">
<link rel="prev" href="GnomeCanvasItem.html" title="GnomeCanvasItem">
<link rel="next" href="GnomeCanvasPixbuf.html" title="GnomeCanvasPixbuf">
<meta name="generator" content="GTK-Doc V1.4 (XML mode)">
<link rel="stylesheet" href="style.css" type="text/css">
<link rel="chapter" href="ch01.html" title="Object Hierarchy">
<link rel="chapter" href="ch02.html" title="GNOME Canvas Library (libgnomecanvas)">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle">
<td><a accesskey="p" href="GnomeCanvasItem.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></a></td>
<td><a accesskey="u" href="ch02.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></a></td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></a></td>
<th width="100%" align="center">GNOME Canvas Library Reference Manual</th>
<td><a accesskey="n" href="GnomeCanvasPixbuf.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></a></td>
</tr></table>
<div class="refentry" lang="en">
<a name="GnomeCanvasLine"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle">GnomeCanvasLine</span></h2>
<p>GnomeCanvasLine — Line canvas item</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<pre class="synopsis">
#include <libgnomecanvas/libgnomecanvas.h>
<a href="GnomeCanvasLine.html#GnomeCanvasLine-struct">GnomeCanvasLine</a>;
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2674896"></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/gtk/GtkObject.html"
>GtkObject</a>
+----<a href="GnomeCanvasItem.html" title="GnomeCanvasItem">GnomeCanvasItem</a>
+----GnomeCanvasLine
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2674929"></a><h2>Properties</h2>
<pre class="synopsis">
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--arrow-shape-a">arrow-shape-a</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--arrow-shape-b">arrow-shape-b</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--arrow-shape-c">arrow-shape-c</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--cap-style">cap-style</a>" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Graphics-Contexts.html#GdkCapStyle"
>GdkCapStyle</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--fill-color">fill-color</a>" <a
href="/usr/share/gtk-doc/html/gobject/gobject-Standard-Parameter-and-Value-Types.html#gchararray"
>gchararray</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--fill-color-gdk">fill-color-gdk</a>" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
>GdkColor</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--fill-color-rgba">fill-color-rgba</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"
>guint</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--fill-stipple">fill-stipple</a>" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Drawing-Primitives.html#GdkDrawable"
>GdkDrawable</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--first-arrowhead">first-arrowhead</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--join-style">join-style</a>" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Graphics-Contexts.html#GdkJoinStyle"
>GdkJoinStyle</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--last-arrowhead">last-arrowhead</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--line-style">line-style</a>" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Graphics-Contexts.html#GdkLineStyle"
>GdkLineStyle</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--points">points</a>" <a href="libgnomecanvas-gnome-canvas-util.html#GnomeCanvasPoints">GnomeCanvasPoints</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--smooth">smooth</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--spline-steps">spline-steps</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"
>guint</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--width-pixels">width-pixels</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"
>guint</a> : Read / Write
"<a href="GnomeCanvasLine.html#GnomeCanvasLine--width-units">width-units</a>" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write
</pre>
</div>
<div class="refsect1" lang="en">
<a name="id2675234"></a><h2>Description</h2>
<p>
A canvas item for drawing lines. This canvas item uses a <a href="libgnomecanvas-gnome-canvas-util.html#GnomeCanvasPoints"><span class="type">GnomeCanvasPoints</span></a>
structure so one or multiple joined lined segments can be drawn with a single
<a href="GnomeCanvasLine.html" title="GnomeCanvasLine"><span class="type">GnomeCanvasLine</span></a> item.
</p>
</div>
<div class="refsect1" lang="en">
<a name="id2675263"></a><h2>Details</h2>
<div class="refsect2" lang="en">
<a name="id2675268"></a><h3>
<a name="GnomeCanvasLine-struct"></a>GnomeCanvasLine</h3>
<a class="indexterm" name="id2675280"></a><pre class="programlisting">typedef struct _GnomeCanvasLine GnomeCanvasLine;</pre>
<p>
This structure should not be accessed directly. Use the object's properties
for querying or changing its parameters.
</p>
</div>
</div>
<div class="refsect1" lang="en">
<a name="id2675298"></a><h2>Properties</h2>
<div class="refsect2" lang="en">
<a name="id2675304"></a><h3>
<a name="GnomeCanvasLine--arrow-shape-a"></a>The "<code class="literal">arrow-shape-a</code>" property</h3>
<pre class="programlisting"> "arrow-shape-a" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write</pre>
<p>
Distance from tip of arrowhead to center.
</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675341"></a><h3>
<a name="GnomeCanvasLine--arrow-shape-b"></a>The "<code class="literal">arrow-shape-b</code>" property</h3>
<pre class="programlisting"> "arrow-shape-b" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write</pre>
<p>
Distance from tip of arrowhead to trailing point, measured along shaft.
</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675378"></a><h3>
<a name="GnomeCanvasLine--arrow-shape-c"></a>The "<code class="literal">arrow-shape-c</code>" property</h3>
<pre class="programlisting"> "arrow-shape-c" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write</pre>
<p>
Distance of arrowhead trailing points from outside edge of shaft.
</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675416"></a><h3>
<a name="GnomeCanvasLine--cap-style"></a>The "<code class="literal">cap-style</code>" property</h3>
<pre class="programlisting"> "cap-style" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Graphics-Contexts.html#GdkCapStyle"
>GdkCapStyle</a> : Read / Write</pre>
<p>
Determines how the ends of lines are drawn (the line cap style).
</p>
<p>Default value: GDK_CAP_BUTT</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675453"></a><h3>
<a name="GnomeCanvasLine--fill-color"></a>The "<code class="literal">fill-color</code>" property</h3>
<pre class="programlisting"> "fill-color" <a
href="/usr/share/gtk-doc/html/gobject/gobject-Standard-Parameter-and-Value-Types.html#gchararray"
>gchararray</a> : Read / Write</pre>
<p>
X color specification for line.
</p>
<p>Default value: NULL</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675490"></a><h3>
<a name="GnomeCanvasLine--fill-color-gdk"></a>The "<code class="literal">fill-color-gdk</code>" property</h3>
<pre class="programlisting"> "fill-color-gdk" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Colormaps-and-Colors.html#GdkColor"
>GdkColor</a> : Read / Write</pre>
<p>
Pointer to an allocated GdkColor to draw the line with.
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675523"></a><h3>
<a name="GnomeCanvasLine--fill-color-rgba"></a>The "<code class="literal">fill-color-rgba</code>" property</h3>
<pre class="programlisting"> "fill-color-rgba" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"
>guint</a> : Read / Write</pre>
<p>
Line color with an alpha component (in the format 0xRRGGBBAA).
</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675561"></a><h3>
<a name="GnomeCanvasLine--fill-stipple"></a>The "<code class="literal">fill-stipple</code>" property</h3>
<pre class="programlisting"> "fill-stipple" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Drawing-Primitives.html#GdkDrawable"
>GdkDrawable</a> : Read / Write</pre>
<p>
Stipple pattern for the line.
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675594"></a><h3>
<a name="GnomeCanvasLine--first-arrowhead"></a>The "<code class="literal">first-arrowhead</code>" property</h3>
<pre class="programlisting"> "first-arrowhead" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> : Read / Write</pre>
<p>
Specifies whether to draw an arrowhead on the first point of the line.
</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675633"></a><h3>
<a name="GnomeCanvasLine--join-style"></a>The "<code class="literal">join-style</code>" property</h3>
<pre class="programlisting"> "join-style" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Graphics-Contexts.html#GdkJoinStyle"
>GdkJoinStyle</a> : Read / Write</pre>
<p>
Vertex join style for line segments (GDK_JOIN_MITER to join by
extending each line to meet at an angle, GDK_JOIN_ROUND to join by a
circular arc, and GDK_JOIN_BEVEL to join by a straight line which
makes an equal angle with each line).
</p>
<p>Default value: GDK_JOIN_MITER</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675674"></a><h3>
<a name="GnomeCanvasLine--last-arrowhead"></a>The "<code class="literal">last-arrowhead</code>" property</h3>
<pre class="programlisting"> "last-arrowhead" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> : Read / Write</pre>
<p>
Specifies whether to draw an arrowhead on the last point of the line.
</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675712"></a><h3>
<a name="GnomeCanvasLine--line-style"></a>The "<code class="literal">line-style</code>" property</h3>
<pre class="programlisting"> "line-style" <a
href="/usr/share/gtk-doc/html/gdk/gdk-Graphics-Contexts.html#GdkLineStyle"
>GdkLineStyle</a> : Read / Write</pre>
<p>
Line dash style.
</p>
<p>Default value: GDK_LINE_SOLID</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675749"></a><h3>
<a name="GnomeCanvasLine--points"></a>The "<code class="literal">points</code>" property</h3>
<pre class="programlisting"> "points" <a href="libgnomecanvas-gnome-canvas-util.html#GnomeCanvasPoints">GnomeCanvasPoints</a> : Read / Write</pre>
<p>
Pointer to a <a href="libgnomecanvas-gnome-canvas-util.html#GnomeCanvasPoints"><span class="type">GnomeCanvasPoints</span></a> structure. This can be created by a
call to <a href="libgnomecanvas-gnome-canvas-util.html#gnome-canvas-points-new"><code class="function">gnome_canvas_points_new()</code></a>.
</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675803"></a><h3>
<a name="GnomeCanvasLine--smooth"></a>The "<code class="literal">smooth</code>" property</h3>
<pre class="programlisting"> "smooth" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"
>gboolean</a> : Read / Write</pre>
<p>
Specifies whether to smooth the line using parabolic splines.
</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675840"></a><h3>
<a name="GnomeCanvasLine--spline-steps"></a>The "<code class="literal">spline-steps</code>" property</h3>
<pre class="programlisting"> "spline-steps" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"
>guint</a> : Read / Write</pre>
<p>
Specifies the number of steps to use when rendering curves.
</p>
<p>Default value: 12</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675877"></a><h3>
<a name="GnomeCanvasLine--width-pixels"></a>The "<code class="literal">width-pixels</code>" property</h3>
<pre class="programlisting"> "width-pixels" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"
>guint</a> : Read / Write</pre>
<p>
Width of the line in pixels. The line width will not be scaled when
the canvas zoom factor changes.
</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2" lang="en">
<a name="id2675916"></a><h3>
<a name="GnomeCanvasLine--width-units"></a>The "<code class="literal">width-units</code>" property</h3>
<pre class="programlisting"> "width-units" <a
href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gdouble"
>gdouble</a> : Read / Write</pre>
<p>
Width of the line in canvas units. The line width will be scaled when
the canvas zoom factor changes.
</p>
<p>Allowed values: >= 0</p>
<p>Default value: 0</p>
</div>
</div>
</div>
<table class="navigation" width="100%" summary="Navigation footer" cellpadding="2" cellspacing="0"><tr valign="middle">
<td align="left"><a accesskey="p" href="GnomeCanvasItem.html"><b><< GnomeCanvasItem</b></a></td>
<td align="right"><a accesskey="n" href="GnomeCanvasPixbuf.html"><b>GnomeCanvasPixbuf >></b></a></td>
</tr></table>
</body>
</html>