[gimp/goat-invasion: 166/418] app: remove checks from stuff that now works on indexed layers

[Michael Natterer <mitch src gnome org>]

commit d8de31bf92aae58a4e87f2cceb4d8b9ab21d849a
Author: Michael Natterer <mitch gimp org>
Date:   Tue Mar 20 21:33:55 2012 +0100

    app: remove checks from stuff that now works on indexed layers

 app/actions/drawable-actions.c         |    2 +-
 app/pdb/color-cmds.c                   |   13 +++++--------
 app/tools/gimpbrightnesscontrasttool.c |    8 --------
 app/tools/gimpcolorizetool.c           |    4 ++--
 app/tools/gimpposterizetool.c          |    7 -------
 app/tools/gimpthresholdtool.c          |    7 -------
 libgimp/gimpcolor_pdb.c                |    2 +-
 tools/pdbgen/pdb/color.pdb             |   14 +++++---------
 8 files changed, 14 insertions(+), 43 deletions(-)
---
diff --git a/app/actions/drawable-actions.c b/app/actions/drawable-actions.c
index 10645fc..d1718d7 100644
--- a/app/actions/drawable-actions.c
+++ b/app/actions/drawable-actions.c
@@ -211,7 +211,7 @@ drawable_actions_update (GimpActionGroup *group,
         gimp_action_group_set_action_active (group, action, (condition) != 0)
 
   SET_SENSITIVE ("drawable-equalize",       writable && !children && !is_indexed);
-  SET_SENSITIVE ("drawable-invert",         writable && !children && !is_indexed);
+  SET_SENSITIVE ("drawable-invert",         writable && !children);
   SET_SENSITIVE ("drawable-levels-stretch", writable && !children &&  is_rgb);
   SET_SENSITIVE ("drawable-offset",         writable && !children);
 
diff --git a/app/pdb/color-cmds.c b/app/pdb/color-cmds.c
index 922495a..f270d7e 100644
--- a/app/pdb/color-cmds.c
+++ b/app/pdb/color-cmds.c
@@ -67,8 +67,7 @@ brightness_contrast_invoker (GimpProcedure      *procedure,
   if (success)
     {
       if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
-          gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-          ! gimp_drawable_is_indexed (drawable))
+          gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
         {
           GObject *config = g_object_new (GIMP_TYPE_BRIGHTNESS_CONTRAST_CONFIG,
                                           "brightness", brightness / 127.0,
@@ -212,8 +211,7 @@ posterize_invoker (GimpProcedure      *procedure,
   if (success)
     {
       if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
-          gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-          ! gimp_drawable_is_indexed (drawable))
+          gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
         {
           GObject *config = g_object_new (GIMP_TYPE_POSTERIZE_CONFIG,
                                           "levels", levels,
@@ -516,7 +514,7 @@ colorize_invoker (GimpProcedure      *procedure,
     {
       if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
           gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-          gimp_drawable_is_rgb (drawable))
+          ! gimp_drawable_is_gray (drawable))
         {
           GObject *config = g_object_new (GIMP_TYPE_COLORIZE_CONFIG,
                                           "hue",        hue        / 360.0,
@@ -669,8 +667,7 @@ threshold_invoker (GimpProcedure      *procedure,
   if (success)
     {
       if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
-          gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-          ! gimp_drawable_is_indexed (drawable))
+          gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
         {
           GObject *config = g_object_new (GIMP_TYPE_THRESHOLD_CONFIG,
                                           "low",  low_threshold  / 255.0,
@@ -1117,7 +1114,7 @@ register_color_procs (GimpPDB *pdb)
   gimp_procedure_set_static_strings (procedure,
                                      "gimp-colorize",
                                      "Render the drawable as a grayscale image seen through a colored glass.",
-                                     "Desaturates the drawable, then tints it with the specified color. This tool is only valid on RGB color images. It will not operate on grayscale or indexed drawables.",
+                                     "Desaturates the drawable, then tints it with the specified color. This tool is only valid on RGB color images. It will not operate on grayscale drawables.",
                                      "Sven Neumann <sven gimp org>",
                                      "Sven Neumann",
                                      "2004",
diff --git a/app/tools/gimpbrightnesscontrasttool.c b/app/tools/gimpbrightnesscontrasttool.c
index 277f4a2..a431162 100644
--- a/app/tools/gimpbrightnesscontrasttool.c
+++ b/app/tools/gimpbrightnesscontrasttool.c
@@ -147,14 +147,6 @@ gimp_brightness_contrast_tool_initialize (GimpTool     *tool,
   if (! drawable)
     return FALSE;
 
-  if (gimp_drawable_is_indexed (drawable))
-    {
-      g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
-			   _("Brightness-Contrast does not operate "
-			     "on indexed layers."));
-      return FALSE;
-    }
-
   gimp_config_reset (GIMP_CONFIG (bc_tool->config));
 
   return GIMP_TOOL_CLASS (parent_class)->initialize (tool, display, error);
diff --git a/app/tools/gimpcolorizetool.c b/app/tools/gimpcolorizetool.c
index 8915c77..11b13bb 100644
--- a/app/tools/gimpcolorizetool.c
+++ b/app/tools/gimpcolorizetool.c
@@ -124,10 +124,10 @@ gimp_colorize_tool_initialize (GimpTool     *tool,
   if (! drawable)
     return FALSE;
 
-  if (! gimp_drawable_is_rgb (drawable))
+  if (gimp_drawable_is_gray (drawable))
     {
       g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
-			   _("Colorize operates only on RGB color layers."));
+			   _("Colorize does not operate on grayscale layers."));
       return FALSE;
     }
 
diff --git a/app/tools/gimpposterizetool.c b/app/tools/gimpposterizetool.c
index 2cbc79f..d7e2f90 100644
--- a/app/tools/gimpposterizetool.c
+++ b/app/tools/gimpposterizetool.c
@@ -116,13 +116,6 @@ gimp_posterize_tool_initialize (GimpTool     *tool,
   if (! drawable)
     return FALSE;
 
-  if (gimp_drawable_is_indexed (drawable))
-    {
-      g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
-			   _("Posterize does not operate on indexed layers."));
-      return FALSE;
-    }
-
   gimp_config_reset (GIMP_CONFIG (posterize_tool->config));
 
   if (! GIMP_TOOL_CLASS (parent_class)->initialize (tool, display, error))
diff --git a/app/tools/gimpthresholdtool.c b/app/tools/gimpthresholdtool.c
index 8738c37..143a692 100644
--- a/app/tools/gimpthresholdtool.c
+++ b/app/tools/gimpthresholdtool.c
@@ -145,13 +145,6 @@ gimp_threshold_tool_initialize (GimpTool     *tool,
   if (! drawable)
     return FALSE;
 
-  if (gimp_drawable_is_indexed (drawable))
-    {
-      g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
-			   _("Threshold does not operate on indexed layers."));
-      return FALSE;
-    }
-
   gimp_config_reset (GIMP_CONFIG (t_tool->config));
 
   if (! GIMP_TOOL_CLASS (parent_class)->initialize (tool, display, error))
diff --git a/libgimp/gimpcolor_pdb.c b/libgimp/gimpcolor_pdb.c
index 5ba8bcf..c7028c9 100644
--- a/libgimp/gimpcolor_pdb.c
+++ b/libgimp/gimpcolor_pdb.c
@@ -514,7 +514,7 @@ gimp_color_balance (gint32           drawable_ID,
  *
  * Desaturates the drawable, then tints it with the specified color.
  * This tool is only valid on RGB color images. It will not operate on
- * grayscale or indexed drawables.
+ * grayscale drawables.
  *
  * Returns: TRUE on success.
  *
diff --git a/tools/pdbgen/pdb/color.pdb b/tools/pdbgen/pdb/color.pdb
index c45cb84..31863aa 100644
--- a/tools/pdbgen/pdb/color.pdb
+++ b/tools/pdbgen/pdb/color.pdb
@@ -42,8 +42,7 @@ HELP
 	code => <<'CODE'
 {
   if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
-      gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-      ! gimp_drawable_is_indexed (drawable))
+      gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
     {
       GObject *config = g_object_new (GIMP_TYPE_BRIGHTNESS_CONTRAST_CONFIG,
                                       "brightness", brightness / 127.0,
@@ -206,8 +205,7 @@ HELP
 	code => <<'CODE'
 {
   if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
-      gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-      ! gimp_drawable_is_indexed (drawable))
+      gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
     {
       GObject *config = g_object_new (GIMP_TYPE_POSTERIZE_CONFIG,
                                       "levels", levels,
@@ -539,8 +537,7 @@ sub colorize {
 
     $help = <<'HELP';
 Desaturates the drawable, then tints it with the specified color. This tool is
-only valid on RGB color images. It will not operate on grayscale or indexed
-drawables.
+only valid on RGB color images. It will not operate on grayscale drawables.
 HELP
 
     &neo_pdb_misc('2004', '2.2');
@@ -562,7 +559,7 @@ HELP
 {
   if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
       gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-      gimp_drawable_is_rgb (drawable))
+      ! gimp_drawable_is_gray (drawable))
     {
       GObject *config = g_object_new (GIMP_TYPE_COLORIZE_CONFIG,
                                       "hue",        hue        / 360.0,
@@ -738,8 +735,7 @@ HELP
 	code => <<'CODE'
 {
   if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
-      gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error) &&
-      ! gimp_drawable_is_indexed (drawable))
+      gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
     {
       GObject *config = g_object_new (GIMP_TYPE_THRESHOLD_CONFIG,
                                       "low",  low_threshold  / 255.0,