[gegl] (36 commits) Created branch soc-2012-editor

[Isaac Wagner <isaacbw src gnome org>]

The branch 'soc-2012-editor' was created.

Summary of new commits:

  a32ff64... Experimenting with Gtk and Cairo, setting up class boilerpl
  c29b0c7... More experimentation with Cairo and GTK+. Added mouse input
  8a1e690... Added dummy nodes which can be dragged by the mouse
  d296367... Can resize nodes and the last node to be moved or resized i
  60cbad6... Added pads and connections between pads are rendered with a
  1e8372d... Can drag to connect nodes. Shows curve from node to cursor 
  3e71bbb... Better behavior when dragging to place a new connection
  5f3ea6e... Added method to add a new node to the widget with a specifi
  39a789f... Renamed class GeglNodeWidget->GeglEditor
  e9ae37c... Added node IDs and a function for externally setting the po
  7c15071... Started working on layer functions
  b4c1612... Can add a node to the interface layer, which creates an app
  f82375e... Will also add an output pad to the node graphic if the oper
  8c8518d... Made node dis/connection callbacks functional
  314ef34... Added dummy menu to Gtk+ shell
  9c8e369... Will blit the contents of a node onto a thumbnail preview i
  13a3ba3... Can add new operations by name from a dialog box
  6fbf9ba... Added code to print out a list of properties and their type
  bb7b4a5... Added a panel in the editor window which is populated with 
  765ed92... Working on making properties modified in the Gtk table affe
  c48f169... Some property fields are populated when the node is selecte
  366c535... added image files to the .gitignore file in the editor fold
  bf9bd90... Destroys unused cairo surfaces when new ones are created
  9db14c5... Small changes
  5e82cbe... Added the editor to automake files
  f1b018e... Removed editor and gtk dependency from automake
  11e6989... Created color dialog for setting color properties
  8e14c15... Fixed lockup issue with mutexes
  ab74a33... Instead of typing in an operation name, pick one from a lis
  6c6e313... Added gegl-gtk as a dependency and moved thumbnail preview 
  d022831... Fixed issue with building property table
  d4ad964... Can delete nodes by pressing the delete key while a node is
  6bff69a... Should remove node from graph when deleted in the editor
  71e95d7... Deleting a node in the editor now properly removes it from 
  aecc17c... Attempts to allow previews of infinite operations (still no
  145fbb2... Cleaned up the source to fix a number of GCC warnings (most