From ad00108678d6819ee2d8f864dff219a7db5b389c Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Sun, 22 Oct 2017 22:19:31 +0200
Subject: [PATCH] selection: Add surface based apis

Add gtk_selection_data_set_surface.
---
 gtk/gtkselection.c | 17 +++++++++++++++++
 gtk/gtkselection.h |  3 +++
 2 files changed, 20 insertions(+)

diff --git a/gtk/gtkselection.c b/gtk/gtkselection.c
index 00b6f430ca..166e29fe8b 100644
--- a/gtk/gtkselection.c
+++ b/gtk/gtkselection.c
@@ -1733,6 +1733,23 @@ gtk_selection_data_set_pixbuf (GtkSelectionData *selection_data,
   return FALSE;
 }
 
+gboolean
+gtk_selection_data_set_surface (GtkSelectionData *selection_data,
+			        cairo_surface_t  *surface)
+{
+  GdkPixbuf *pixbuf;
+  gboolean retval;
+
+  pixbuf = gdk_pixbuf_get_from_surface (surface,
+                                        0, 0,
+                                        cairo_image_surface_get_width (surface),
+                                        cairo_image_surface_get_height (surface));
+  retval = gtk_selection_data_set_pixbuf (selection_data, pixbuf);
+  g_object_unref (pixbuf);
+
+  return retval;
+}
+
 /**
  * gtk_selection_data_get_pixbuf:
  * @selection_data: a #GtkSelectionData
diff --git a/gtk/gtkselection.h b/gtk/gtkselection.h
index 678b3ac7a8..e151571cf3 100644
--- a/gtk/gtkselection.h
+++ b/gtk/gtkselection.h
@@ -224,6 +224,9 @@ guchar * gtk_selection_data_get_text (const GtkSelectionData     *selection_data
 GDK_AVAILABLE_IN_ALL
 gboolean gtk_selection_data_set_pixbuf   (GtkSelectionData  *selection_data,
                                           GdkPixbuf         *pixbuf);
+GDK_AVAILABLE_IN_3_94
+gboolean gtk_selection_data_set_surface (GtkSelectionData  *selection_data,
+                                         cairo_surface_t   *surface);
 GDK_AVAILABLE_IN_ALL
 GdkPixbuf *gtk_selection_data_get_pixbuf (const GtkSelectionData  *selection_data);
 GDK_AVAILABLE_IN_ALL