[gimp/soc-2011-seamless-clone2] app: add gimp_drawable_get_floating_sel_filter()

[Clayton Walker <claytonw src gnome org>]

commit 6044d60dc1f93cda2dbef9a6eaa553f1e396ab14
Author: Michael Natterer <mitch gimp org>
Date:   Fri Apr 12 16:57:39 2013 +0200

    app: add gimp_drawable_get_floating_sel_filter()

 app/core/gimpdrawable.c |   43 ++++++++++++++++++++++++++-----------------
 app/core/gimpdrawable.h |    2 ++
 2 files changed, 28 insertions(+), 17 deletions(-)
---
diff --git a/app/core/gimpdrawable.c b/app/core/gimpdrawable.c
index 186e478..1d90a9c 100644
--- a/app/core/gimpdrawable.c
+++ b/app/core/gimpdrawable.c
@@ -1682,35 +1682,35 @@ gimp_drawable_get_floating_sel (const GimpDrawable *drawable)
 
 void
 gimp_drawable_attach_floating_sel (GimpDrawable *drawable,
-                                   GimpLayer    *floating_sel)
+                                   GimpLayer    *fs)
 {
   GimpImage *image;
 
   g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
   g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
   g_return_if_fail (gimp_drawable_get_floating_sel (drawable) == NULL);
-  g_return_if_fail (GIMP_IS_LAYER (floating_sel));
+  g_return_if_fail (GIMP_IS_LAYER (fs));
 
   GIMP_LOG (FLOATING_SELECTION, "%s", G_STRFUNC);
 
   image = gimp_item_get_image (GIMP_ITEM (drawable));
 
-  drawable->private->floating_selection = floating_sel;
-  gimp_image_set_floating_selection (image, floating_sel);
+  drawable->private->floating_selection = fs;
+  gimp_image_set_floating_selection (image, fs);
 
   /*  clear the selection  */
-  gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (floating_sel));
+  gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (fs));
 
   gimp_drawable_sync_fs_filter (drawable, FALSE);
 
-  g_signal_connect (floating_sel, "update",
+  g_signal_connect (fs, "update",
                     G_CALLBACK (gimp_drawable_fs_update),
                     drawable);
 
-  gimp_drawable_fs_update (floating_sel,
+  gimp_drawable_fs_update (fs,
                            0, 0,
-                           gimp_item_get_width  (GIMP_ITEM (floating_sel)),
-                           gimp_item_get_height (GIMP_ITEM (floating_sel)),
+                           gimp_item_get_width  (GIMP_ITEM (fs)),
+                           gimp_item_get_height (GIMP_ITEM (fs)),
                            drawable);
 }
 
@@ -1718,31 +1718,40 @@ void
 gimp_drawable_detach_floating_sel (GimpDrawable *drawable)
 {
   GimpImage *image;
-  GimpLayer *floating_sel;
+  GimpLayer *fs;
 
   g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
   g_return_if_fail (gimp_drawable_get_floating_sel (drawable) != NULL);
 
   GIMP_LOG (FLOATING_SELECTION, "%s", G_STRFUNC);
 
-  image        = gimp_item_get_image (GIMP_ITEM (drawable));
-  floating_sel = drawable->private->floating_selection;
+  image = gimp_item_get_image (GIMP_ITEM (drawable));
+  fs    = drawable->private->floating_selection;
 
   gimp_drawable_sync_fs_filter (drawable, TRUE);
 
-  g_signal_handlers_disconnect_by_func (floating_sel,
+  g_signal_handlers_disconnect_by_func (fs,
                                         gimp_drawable_fs_update,
                                         drawable);
 
-  gimp_drawable_fs_update (floating_sel,
+  gimp_drawable_fs_update (fs,
                            0, 0,
-                           gimp_item_get_width  (GIMP_ITEM (floating_sel)),
-                           gimp_item_get_height (GIMP_ITEM (floating_sel)),
+                           gimp_item_get_width  (GIMP_ITEM (fs)),
+                           gimp_item_get_height (GIMP_ITEM (fs)),
                            drawable);
 
   /*  clear the selection  */
-  gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (floating_sel));
+  gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (fs));
 
   gimp_image_set_floating_selection (image, NULL);
   drawable->private->floating_selection = NULL;
 }
+
+GimpFilter *
+gimp_drawable_get_floating_sel_filter (GimpDrawable *drawable)
+{
+  g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
+  g_return_val_if_fail (gimp_drawable_get_floating_sel (drawable) != NULL, NULL);
+
+  return drawable->private->fs_filter;
+}
diff --git a/app/core/gimpdrawable.h b/app/core/gimpdrawable.h
index 06485cb..db0a0ae 100644
--- a/app/core/gimpdrawable.h
+++ b/app/core/gimpdrawable.h
@@ -218,6 +218,8 @@ GimpLayer    * gimp_drawable_get_floating_sel    (const GimpDrawable *drawable);
 void           gimp_drawable_attach_floating_sel (GimpDrawable       *drawable,
                                                   GimpLayer          *floating_sel);
 void           gimp_drawable_detach_floating_sel (GimpDrawable       *drawable);
+GimpFilter *
+           gimp_drawable_get_floating_sel_filter (GimpDrawable       *drawable);
 
 
 #endif /* __GIMP_DRAWABLE_H__ */