[gtk+] render: Split icon surface rendering out

[Benjamin Otte <otte src gnome org>]

commit 8c745088d5376ba399985dad98d82311218ca548
Author: Benjamin Otte <otte redhat com>
Date:   Tue Jan 20 05:21:15 2015 +0100

    render: Split icon surface rendering out
    
    Just like normal icons, icon surfaces belong into gtkrendericon.c.

 gtk/gtkrender.c            |   48 +++++++++++---------------------------------
 gtk/gtkrendericon.c        |   18 ++++++++++++++++
 gtk/gtkrendericonprivate.h |   20 +++++++++++------
 3 files changed, 43 insertions(+), 43 deletions(-)
---
diff --git a/gtk/gtkrender.c b/gtk/gtkrender.c
index 165c727..caead6f 100644
--- a/gtk/gtkrender.c
+++ b/gtk/gtkrender.c
@@ -1193,24 +1193,6 @@ gtk_render_icon_pixbuf (GtkStyleContext     *context,
   return gtk_do_render_icon_pixbuf (context, source, size);
 }
 
-static void
-gtk_do_render_icon (GtkStyleContext *context,
-                    cairo_t         *cr,
-                    GdkPixbuf       *pixbuf,
-                    gdouble          x,
-                    gdouble          y)
-{
-  cairo_save (cr);
-
-  gdk_cairo_set_source_pixbuf (cr, pixbuf, x, y);
-
-  _gtk_css_shadows_value_paint_icon (_gtk_style_context_peek_property (context, 
GTK_CSS_PROPERTY_ICON_SHADOW), cr);
-
-  cairo_paint (cr);
-
-  cairo_restore (cr);
-}
-
 /**
  * gtk_render_icon:
  * @context: a #GtkStyleContext
@@ -1230,31 +1212,22 @@ gtk_render_icon (GtkStyleContext *context,
                  gdouble          x,
                  gdouble          y)
 {
+  cairo_surface_t *surface;
+
   g_return_if_fail (GTK_IS_STYLE_CONTEXT (context));
   g_return_if_fail (cr != NULL);
 
   cairo_save (cr);
   cairo_new_path (cr);
 
-  gtk_do_render_icon (context, cr, pixbuf, x, y);
+  surface = gdk_cairo_surface_create_from_pixbuf (pixbuf, 1, NULL);
 
-  cairo_restore (cr);
-}
+  gtk_css_style_render_icon_surface (gtk_style_context_lookup_style (context),
+                                     cr,
+                                     surface,
+                                     x, y);
 
-static void
-gtk_do_render_icon_surface (GtkStyleContext *context,
-                            cairo_t         *cr,
-                            cairo_surface_t *surface,
-                            gdouble          x,
-                            gdouble          y)
-{
-  cairo_save (cr);
-
-  cairo_set_source_surface (cr, surface, x, y);
-
-  _gtk_css_shadows_value_paint_icon (_gtk_style_context_peek_property (context, 
GTK_CSS_PROPERTY_ICON_SHADOW), cr);
-
-  cairo_paint (cr);
+  cairo_surface_destroy (surface);
 
   cairo_restore (cr);
 }
@@ -1284,7 +1257,10 @@ gtk_render_icon_surface (GtkStyleContext *context,
   cairo_save (cr);
   cairo_new_path (cr);
 
-  gtk_do_render_icon_surface (context, cr, surface, x, y);
+  gtk_css_style_render_icon_surface (gtk_style_context_lookup_style (context),
+                                     cr,
+                                     surface,
+                                     x, y);
 
   cairo_restore (cr);
 }
diff --git a/gtk/gtkrendericon.c b/gtk/gtkrendericon.c
index 8d8f195..3d3fbb7 100644
--- a/gtk/gtkrendericon.c
+++ b/gtk/gtkrendericon.c
@@ -74,3 +74,21 @@ gtk_css_style_render_icon (GtkCssStyle            *style,
     }
 }
 
+void
+gtk_css_style_render_icon_surface (GtkCssStyle            *style,
+                                   cairo_t                *cr,
+                                   cairo_surface_t        *surface,
+                                   double                  x,
+                                   double                  y)
+{
+  g_return_if_fail (GTK_IS_CSS_STYLE (style));
+  g_return_if_fail (cr != NULL);
+  g_return_if_fail (surface != NULL);
+
+  cairo_set_source_surface (cr, surface, x, y);
+
+  _gtk_css_shadows_value_paint_icon (gtk_css_style_get_value (style, GTK_CSS_PROPERTY_ICON_SHADOW), cr);
+
+  cairo_paint (cr);
+}
+
diff --git a/gtk/gtkrendericonprivate.h b/gtk/gtkrendericonprivate.h
index 2fc8c49..f006e97 100644
--- a/gtk/gtkrendericonprivate.h
+++ b/gtk/gtkrendericonprivate.h
@@ -29,13 +29,19 @@
 
 G_BEGIN_DECLS
 
-void    gtk_css_style_render_icon     (GtkCssStyle            *style,
-                                       cairo_t                *cr,
-                                       double                  x,
-                                       double                  y,
-                                       double                  width,
-                                       double                  height,
-                                       GtkCssImageBuiltinType  builtin_type);
+void    gtk_css_style_render_icon               (GtkCssStyle            *style,
+                                                 cairo_t                *cr,
+                                                 double                  x,
+                                                 double                  y,
+                                                 double                  width,
+                                                 double                  height,
+                                                 GtkCssImageBuiltinType  builtin_type);
+
+void    gtk_css_style_render_icon_surface       (GtkCssStyle            *style,
+                                                 cairo_t                *cr,
+                                                 cairo_surface_t        *surface,
+                                                 double                  x,
+                                                 double                  y);
 
 G_END_DECLS