[gtk+/gtk-style-context: 46/347] GtkStyleContext: Add gtk_render_line().

[Carlos Garnacho <carlosg src gnome org>]

commit e2dc67c2a7fefeca27cb6bb6d4954b70b6f96eb2
Author: Carlos Garnacho <carlosg gnome org>
Date:   Sat Mar 27 21:18:24 2010 +0100

    GtkStyleContext: Add gtk_render_line().

 gtk/gtkstylecontext.c |   21 +++++++++++++++++++++
 gtk/gtkstylecontext.h |    6 ++++++
 2 files changed, 27 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index 583a19b..41fb1b8 100644
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -755,5 +755,26 @@ gtk_render_layout (GtkStyleContext *context,
   engine_class->render_layout (priv->theming_engine, cr, x, y, layout);
 }
 
+void
+gtk_render_line (GtkStyleContext *context,
+                 cairo_t         *cr,
+                 gdouble          x0,
+                 gdouble          y0,
+                 gdouble          x1,
+                 gdouble          y1)
+{
+  GtkStyleContextPrivate *priv;
+  GtkThemingEngineClass *engine_class;
+
+  g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
+  g_return_if_fail (cr != NULL);
+
+  priv = GTK_STYLE_CONTEXT_GET_PRIVATE (context);
+  engine_class = GTK_THEMING_ENGINE_GET_CLASS (priv->theming_engine);
+
+  _gtk_theming_engine_set_context (priv->theming_engine, context);
+  engine_class->render_line (priv->theming_engine, cr, x0, y0, x1, y1);
+}
+
 #define __GTK_STYLE_CONTEXT_C__
 #include "gtkaliasdef.c"
diff --git a/gtk/gtkstylecontext.h b/gtk/gtkstylecontext.h
index 0bf5e1c..6a62dae 100644
--- a/gtk/gtkstylecontext.h
+++ b/gtk/gtkstylecontext.h
@@ -150,6 +150,12 @@ void gtk_render_layout   (GtkStyleContext *context,
                           gdouble          x,
                           gdouble          y,
                           PangoLayout     *layout);
+void gtk_render_line     (GtkStyleContext *context,
+                          cairo_t         *cr,
+                          gdouble          x0,
+                          gdouble          y0,
+                          gdouble          x1,
+                          gdouble          y1);
 
 G_END_DECLS