[gimp/metadata-browser] Replace the color-to-alpha plug-in by GEGL filter dialog
- From: Roman Joost <romanofski src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gimp/metadata-browser] Replace the color-to-alpha plug-in by GEGL filter dialog
- Date: Wed, 12 Sep 2012 23:39:51 +0000 (UTC)
commit 246426eb98075520a5b9446c7fdce067938f1db1
Author: Michael Natterer <mitch gimp org>
Date: Sun Apr 1 01:13:03 2012 +0200
Replace the color-to-alpha plug-in by GEGL filter dialog
app/actions/filters-actions.c | 23 ++-
app/pdb/internal-procs.c | 2 +-
app/pdb/plug-in-compat-cmds.c | 91 +++++++
menus/image-menu.xml.in | 2 +
plug-ins/common/.gitignore | 2 -
plug-ins/common/Makefile.am | 18 --
plug-ins/common/color-to-alpha.c | 441 -----------------------------------
plug-ins/common/gimprc.common | 1 -
plug-ins/common/plugin-defs.pl | 1 -
tools/pdbgen/pdb/plug_in_compat.pdb | 55 +++++-
10 files changed, 165 insertions(+), 471 deletions(-)
---
diff --git a/app/actions/filters-actions.c b/app/actions/filters-actions.c
index 7245855..32dd68f 100644
--- a/app/actions/filters-actions.c
+++ b/app/actions/filters-actions.c
@@ -39,14 +39,20 @@
static const GimpStringActionEntry filters_actions[] =
{
+ { "filters-color-to-alpha", GIMP_STOCK_GEGL,
+ NC_("filters-action", "Color to _Alpha..."), NULL,
+ NC_("filters-action", "Convert a specified color to transparency"),
+ "gegl:color-to-alpha",
+ NULL /* FIXME GIMP_HELP_FILTER_PIXELIZE */ },
+
{ "filters-pixelize", GIMP_STOCK_GEGL,
- NC_("filters-action", "_Pixelize"), NULL,
+ NC_("filters-action", "_Pixelize..."), NULL,
NC_("filters-action", "Simplify image into an array of solid-colored squares"),
"gegl:pixelize",
NULL /* FIXME GIMP_HELP_FILTER_PIXELIZE */ },
{ "filters-gaussian-blur", GIMP_STOCK_GEGL,
- NC_("filters-action", "_Gaussian Blur"), NULL,
+ NC_("filters-action", "_Gaussian Blur..."), NULL,
NC_("filters-action", "Apply a gaussian blur"),
"gegl:gaussian-blur",
NULL /* FIXME GIMP_HELP_FILTER_GAUSSIAN_BLUR */ },
@@ -68,7 +74,8 @@ filters_actions_update (GimpActionGroup *group,
GimpImage *image;
GimpDrawable *drawable = NULL;
gboolean writable = FALSE;
- gboolean children = FALSE;
+ gboolean gray = FALSE;
+ gboolean alpha = FALSE;
image = action_data_get_image (data);
@@ -80,6 +87,9 @@ filters_actions_update (GimpActionGroup *group,
{
GimpItem *item;
+ alpha = gimp_drawable_has_alpha (drawable);
+ gray = gimp_drawable_is_gray (drawable);
+
if (GIMP_IS_LAYER_MASK (drawable))
item = GIMP_ITEM (gimp_layer_mask_get_layer (GIMP_LAYER_MASK (drawable)));
else
@@ -88,15 +98,16 @@ filters_actions_update (GimpActionGroup *group,
writable = ! gimp_item_is_content_locked (item);
if (gimp_viewable_get_children (GIMP_VIEWABLE (drawable)))
- children = TRUE;
+ writable = FALSE;
}
}
#define SET_SENSITIVE(action,condition) \
gimp_action_group_set_action_sensitive (group, action, (condition) != 0)
- SET_SENSITIVE ("filters-pixelize", writable && !children);
- SET_SENSITIVE ("filters-gaussian-blur", writable && !children);
+ SET_SENSITIVE ("filters-color-to-alpha", writable && !gray && alpha);
+ SET_SENSITIVE ("filters-pixelize", writable);
+ SET_SENSITIVE ("filters-gaussian-blur", writable);
#undef SET_SENSITIVE
}
diff --git a/app/pdb/internal-procs.c b/app/pdb/internal-procs.c
index 3543e22..6dc41e6 100644
--- a/app/pdb/internal-procs.c
+++ b/app/pdb/internal-procs.c
@@ -28,7 +28,7 @@
#include "internal-procs.h"
-/* 665 procedures registered total */
+/* 666 procedures registered total */
void
internal_procs_init (GimpPDB *pdb)
diff --git a/app/pdb/plug-in-compat-cmds.c b/app/pdb/plug-in-compat-cmds.c
index 7a189bf..844f1f4 100644
--- a/app/pdb/plug-in-compat-cmds.c
+++ b/app/pdb/plug-in-compat-cmds.c
@@ -19,15 +19,19 @@
#include "config.h"
+#include <cairo.h>
+
#include <gegl.h>
#include "libgimpbase/gimpbase.h"
+#include "libgimpcolor/gimpcolor.h"
#include "pdb-types.h"
#include "core/gimpdrawable-operation.h"
#include "core/gimpdrawable.h"
#include "core/gimpparamspecs.h"
+#include "gegl/gimp-gegl-utils.h"
#include "gimppdb.h"
#include "gimppdb-utils.h"
@@ -38,6 +42,50 @@
static GValueArray *
+plug_in_colortoalpha_invoker (GimpProcedure *procedure,
+ Gimp *gimp,
+ GimpContext *context,
+ GimpProgress *progress,
+ const GValueArray *args,
+ GError **error)
+{
+ gboolean success = TRUE;
+ GimpDrawable *drawable;
+ GimpRGB color;
+
+ drawable = gimp_value_get_drawable (&args->values[2], gimp);
+ gimp_value_get_rgb (&args->values[3], &color);
+
+ if (success)
+ {
+ if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
+ gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
+ {
+ /* XXX: fixme disable for gray, and add alpha when needed */
+
+ GeglColor *gegl_color = gimp_gegl_color_new (&color);
+ GeglNode *node =
+ gegl_node_new_child (NULL,
+ "operation", "gegl:color-to-alpha",
+ "color", gegl_color,
+ NULL);
+ g_object_unref (gegl_color);
+
+ gimp_drawable_apply_operation (drawable, progress,
+ C_("undo-type", "Color to Alpha"),
+ node);
+
+ g_object_unref (node);
+ }
+ else
+ success = FALSE;
+ }
+
+ return gimp_procedure_get_return_values (procedure, success,
+ error ? *error : NULL);
+}
+
+static GValueArray *
plug_in_pixelize_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
@@ -127,6 +175,49 @@ register_plug_in_compat_procs (GimpPDB *pdb)
GimpProcedure *procedure;
/*
+ * gimp-plug-in-colortoalpha
+ */
+ procedure = gimp_procedure_new (plug_in_colortoalpha_invoker);
+ gimp_object_set_static_name (GIMP_OBJECT (procedure),
+ "plug-in-colortoalpha");
+ gimp_procedure_set_static_strings (procedure,
+ "plug-in-colortoalpha",
+ "Convert a specified color to transparency",
+ "This replaces as much of a given color as possible in each pixel with a corresponding amount of alpha, then readjusts the color accordingly.",
+ "Spencer Kimball & Peter Mattis",
+ "Spencer Kimball & Peter Mattis",
+ "1999",
+ NULL);
+ gimp_procedure_add_argument (procedure,
+ g_param_spec_enum ("run-mode",
+ "run mode",
+ "The run mode",
+ GIMP_TYPE_RUN_MODE,
+ GIMP_RUN_INTERACTIVE,
+ GIMP_PARAM_READWRITE));
+ gimp_procedure_add_argument (procedure,
+ gimp_param_spec_image_id ("image",
+ "image",
+ "Input image (unused)",
+ pdb->gimp, FALSE,
+ GIMP_PARAM_READWRITE));
+ gimp_procedure_add_argument (procedure,
+ gimp_param_spec_drawable_id ("drawable",
+ "drawable",
+ "Input drawable",
+ pdb->gimp, FALSE,
+ GIMP_PARAM_READWRITE));
+ gimp_procedure_add_argument (procedure,
+ gimp_param_spec_rgb ("color",
+ "color",
+ "Color to remove",
+ FALSE,
+ NULL,
+ GIMP_PARAM_READWRITE));
+ gimp_pdb_register_procedure (pdb, procedure);
+ g_object_unref (procedure);
+
+ /*
* gimp-plug-in-pixelize
*/
procedure = gimp_procedure_new (plug_in_pixelize_invoker);
diff --git a/menus/image-menu.xml.in b/menus/image-menu.xml.in
index 8acf747..3641f4e 100644
--- a/menus/image-menu.xml.in
+++ b/menus/image-menu.xml.in
@@ -422,6 +422,7 @@
<placeholder name="Modify">
<menuitem action="layers-alpha-add" />
<menuitem action="layers-alpha-remove" />
+ <menuitem action="filters-color-to-alpha" />
</placeholder>
<separator />
<placeholder name="Selection">
@@ -516,6 +517,7 @@
<menuitem action="dialogs-histogram" />
</menu>
<separator />
+ <menuitem action="filters-color-to-alpha" />
<placeholder name="Modify" />
</menu>
diff --git a/plug-ins/common/.gitignore b/plug-ins/common/.gitignore
index 54ba89f..1edb630 100644
--- a/plug-ins/common/.gitignore
+++ b/plug-ins/common/.gitignore
@@ -42,8 +42,6 @@
/color-enhance.exe
/color-exchange
/color-exchange.exe
-/color-to-alpha
-/color-to-alpha.exe
/colorify
/colorify.exe
/colormap-remap
diff --git a/plug-ins/common/Makefile.am b/plug-ins/common/Makefile.am
index 485a9dd..2e4859a 100644
--- a/plug-ins/common/Makefile.am
+++ b/plug-ins/common/Makefile.am
@@ -64,7 +64,6 @@ libexec_PROGRAMS = \
color-cube-analyze \
color-enhance \
color-exchange \
- color-to-alpha \
colorify \
colormap-remap \
compose \
@@ -558,23 +557,6 @@ color_exchange_LDADD = \
$(INTLLIBS) \
$(color_exchange_RC)
-color_to_alpha_SOURCES = \
- color-to-alpha.c
-
-color_to_alpha_LDADD = \
- $(libgimpui) \
- $(libgimpwidgets) \
- $(libgimpmodule) \
- $(libgimp) \
- $(libgimpmath) \
- $(libgimpconfig) \
- $(libgimpcolor) \
- $(libgimpbase) \
- $(GTK_LIBS) \
- $(RT_LIBS) \
- $(INTLLIBS) \
- $(color_to_alpha_RC)
-
colorify_SOURCES = \
colorify.c
diff --git a/plug-ins/common/gimprc.common b/plug-ins/common/gimprc.common
index 83d4056..537c585 100644
--- a/plug-ins/common/gimprc.common
+++ b/plug-ins/common/gimprc.common
@@ -18,7 +18,6 @@ cml_explorer_RC = cml-explorer.rc.o
color_cube_analyze_RC = color-cube-analyze.rc.o
color_enhance_RC = color-enhance.rc.o
color_exchange_RC = color-exchange.rc.o
-color_to_alpha_RC = color-to-alpha.rc.o
colorify_RC = colorify.rc.o
colormap_remap_RC = colormap-remap.rc.o
compose_RC = compose.rc.o
diff --git a/plug-ins/common/plugin-defs.pl b/plug-ins/common/plugin-defs.pl
index 1c5bb28..fcfebcd 100644
--- a/plug-ins/common/plugin-defs.pl
+++ b/plug-ins/common/plugin-defs.pl
@@ -19,7 +19,6 @@
'color-cube-analyze' => { ui => 1 },
'color-enhance' => { ui => 1 },
'color-exchange' => { ui => 1 },
- 'color-to-alpha' => { ui => 1 },
'colorify' => { ui => 1 },
'colormap-remap' => { ui => 1 },
'compose' => { ui => 1 },
diff --git a/tools/pdbgen/pdb/plug_in_compat.pdb b/tools/pdbgen/pdb/plug_in_compat.pdb
index df7fba3..2f06c30 100644
--- a/tools/pdbgen/pdb/plug_in_compat.pdb
+++ b/tools/pdbgen/pdb/plug_in_compat.pdb
@@ -16,6 +16,57 @@
# "Perlized" from C source by Manish Singh <yosh gimp org>
+sub plug_in_colortoalpha {
+ $blurb = 'Convert a specified color to transparency';
+
+ $help = <<'HELP';
+This replaces as much of a given color as possible in each pixel with
+a corresponding amount of alpha, then readjusts the color accordingly.
+HELP
+
+ &std_pdb_misc;
+ $date = '1999';
+
+ @inargs = (
+ { name => 'run_mode', type => 'enum GimpRunMode', dead => 1,
+ desc => 'The run mode' },
+ { name => 'image', type => 'image', dead => 1,
+ desc => 'Input image (unused)' },
+ { name => 'drawable', type => 'drawable',
+ desc => 'Input drawable' },
+ { name => 'color', type => 'color',
+ desc => 'Color to remove' }
+ );
+
+ %invoke = (
+ code => <<'CODE'
+{
+ if (gimp_pdb_item_is_attached (GIMP_ITEM (drawable), NULL, TRUE, error) &&
+ gimp_pdb_item_is_not_group (GIMP_ITEM (drawable), error))
+ {
+ /* XXX: fixme disable for gray, and add alpha when needed */
+
+ GeglColor *gegl_color = gimp_gegl_color_new (&color);
+ GeglNode *node =
+ gegl_node_new_child (NULL,
+ "operation", "gegl:color-to-alpha",
+ "color", gegl_color,
+ NULL);
+ g_object_unref (gegl_color);
+
+ gimp_drawable_apply_operation (drawable, progress,
+ C_("undo-type", "Color to Alpha"),
+ node);
+
+ g_object_unref (node);
+ }
+ else
+ success = FALSE;
+}
+CODE
+ );
+}
+
sub plug_in_pixelize {
$blurb = 'Simplify image into an array of solid-colored squares';
@@ -116,12 +167,14 @@ CODE
@headers = qw("libgimpbase/gimpbase.h"
+ "gegl/gimp-gegl-utils.h"
"core/gimpdrawable.h"
"core/gimpdrawable-operation.h"
"gimppdb-utils.h"
"gimp-intl.h");
- procs = qw(plug_in_pixelize
+ procs = qw(plug_in_colortoalpha
+ plug_in_pixelize
plug_in_pixelize2);
%exports = (app => [ procs], lib => []);
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