[gtk+/icon-shadow: 4/9] stylecontext: add gtk_render_icon()

[Cosimo Cecchi <cosimoc src gnome org>]

commit da8b2c233bb39fd6f6fe4eeac86c0c1c5c5515a4
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Tue May 24 20:59:50 2011 -0400

    stylecontext: add gtk_render_icon()

 docs/reference/gtk/gtk3-sections.txt |    1 +
 gtk/gtk.symbols                      |    1 +
 gtk/gtkstylecontext.c                |   46 ++++++++++++++++++++++++++++++++++
 gtk/gtkstylecontext.h                |    7 +++++
 4 files changed, 55 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gtk/gtk3-sections.txt b/docs/reference/gtk/gtk3-sections.txt
index 291b219..f63e680 100644
--- a/docs/reference/gtk/gtk3-sections.txt
+++ b/docs/reference/gtk/gtk3-sections.txt
@@ -5639,6 +5639,7 @@ gtk_render_option
 gtk_render_slider
 gtk_render_activity
 gtk_render_icon_pixbuf
+gtk_render_icon
 
 <SUBSECTION Standard>
 GTK_TYPE_STYLE_CONTEXT
diff --git a/gtk/gtk.symbols b/gtk/gtk.symbols
index 51e07da..357840b 100644
--- a/gtk/gtk.symbols
+++ b/gtk/gtk.symbols
@@ -2230,6 +2230,7 @@ gtk_render_focus
 gtk_render_frame
 gtk_render_frame_gap
 gtk_render_handle
+gtk_render_icon
 gtk_render_icon_pixbuf
 gtk_render_layout
 gtk_render_line
diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index b93dc36..fb41986 100644
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -4403,3 +4403,49 @@ gtk_render_icon_pixbuf (GtkStyleContext     *context,
   _gtk_theming_engine_set_context (priv->theming_engine, context);
   return engine_class->render_icon_pixbuf (priv->theming_engine, source, size);
 }
+
+/**
+ * gtk_render_icon:
+ * @context: a #GtkStyleContext
+ * @cr: a #cairo_t
+ * @x: X origin of the rectangle 
+ * @y: Y origin of the rectangle
+ * @width: rectangle width
+ * @height: rectangle height
+ * @pixbuf: a #GdkPixbuf containing the icon to draw
+ *
+ * Renders the icon in @pixbuf aligned and clipped in the specified area.
+ *
+ * Since: 3.2
+ **/
+void
+gtk_render_icon (GtkStyleContext *context,
+                 cairo_t         *cr,
+                 gdouble          x,
+                 gdouble          y,
+                 gdouble          width,
+                 gdouble          height,
+		 GdkPixbuf       *pixbuf)
+{
+  GtkStyleContextPrivate *priv;
+  GtkThemingEngineClass *engine_class;
+
+  g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
+  g_return_if_fail (cr != NULL);
+
+  if (width <= 0 || height <= 0)
+    return;
+
+  priv = context->priv;
+  engine_class = GTK_THEMING_ENGINE_GET_CLASS (priv->theming_engine);
+
+  cairo_save (cr);
+
+  store_animation_region (context, x, y, width, height);
+
+  _gtk_theming_engine_set_context (priv->theming_engine, context);
+  engine_class->render_icon (priv->theming_engine, cr,
+                             x, y, width, height, pixbuf);
+
+  cairo_restore (cr);  
+}
diff --git a/gtk/gtkstylecontext.h b/gtk/gtkstylecontext.h
index e687ff1..5ed8400 100644
--- a/gtk/gtkstylecontext.h
+++ b/gtk/gtkstylecontext.h
@@ -745,6 +745,13 @@ void        gtk_render_activity    (GtkStyleContext     *context,
 GdkPixbuf * gtk_render_icon_pixbuf (GtkStyleContext     *context,
                                     const GtkIconSource *source,
                                     GtkIconSize          size);
+void        gtk_render_icon        (GtkStyleContext     *context,
+                                    cairo_t             *cr,
+                                    gdouble              x,
+                                    gdouble              y,
+                                    gdouble              width,
+                                    gdouble              height,
+				    GdkPixbuf           *pixbuf);
 
 G_END_DECLS