[gegl/soc-2012-editor] Will also add an output pad to the node graphic if the operation has one

[Isaac Wagner <isaacbw src gnome org>]

commit 81c6e4fcaee421afbb53b50954cd477ea03d57a8
Author: Isaac Wagner <isaacbw src gnome org>
Date:   Wed Jun 13 16:29:18 2012 -0400

    Will also add an output pad to the node graphic if the operation has one

 bin/editor/gegl-editor-layer.c |   12 +++++++++++-
 bin/editor/gegl-editor.c       |    5 +++++
 2 files changed, 16 insertions(+), 1 deletions(-)
---
diff --git a/bin/editor/gegl-editor-layer.c b/bin/editor/gegl-editor-layer.c
index 5363a1f..d2c06ea 100644
--- a/bin/editor/gegl-editor-layer.c
+++ b/bin/editor/gegl-editor-layer.c
@@ -22,5 +22,15 @@ layer_add_gegl_node(GeglEditorLayer* layer, GeglNode* node)
     {
       inputs[i] = gegl_pad_get_name(pads->data);
     }
-  gegl_editor_add_node(layer->editor, gegl_node_get_operation(node), num_inputs, inputs, 0, NULL);
+
+  if(gegl_node_get_pad(node, "output") == NULL)
+    {
+      gegl_editor_add_node(layer->editor, gegl_node_get_operation(node), num_inputs, inputs, 0, NULL);
+    }
+  else
+    {
+      gchar* output = "output";
+      gchar** outputs[1] = {output};
+      gegl_editor_add_node(layer->editor, gegl_node_get_operation(node), num_inputs, inputs, 1, outputs);
+    }
 }
diff --git a/bin/editor/gegl-editor.c b/bin/editor/gegl-editor.c
index 34b5534..34b9044 100644
--- a/bin/editor/gegl-editor.c
+++ b/bin/editor/gegl-editor.c
@@ -40,6 +40,11 @@ main (gint	  argc,
   GeglNode *display    = gegl_node_create_child (gegl, "gegl:display");
   layer_add_gegl_node(layer, display);
 
+  GeglNode *over       = gegl_node_new_child (gegl,
+                                 "operation", "gegl:over",
+                                 NULL);
+  layer_add_gegl_node(layer, over);
+
   gtk_main();
   
   return 0;