mirror of https://github.com/GNOME/gimp.git
147 lines
4.6 KiB
C
147 lines
4.6 KiB
C
/* GIMP - The GNU Image Manipulation Program
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <gegl.h>
|
|
#include <gtk/gtk.h>
|
|
|
|
#include "libgimpwidgets/gimpwidgets.h"
|
|
|
|
#include "tools-types.h"
|
|
|
|
#include "operations/gimpdesaturateconfig.h"
|
|
|
|
#include "core/gimpdrawable.h"
|
|
#include "core/gimperror.h"
|
|
#include "core/gimpimage.h"
|
|
|
|
#include "widgets/gimphelp-ids.h"
|
|
|
|
#include "display/gimpdisplay.h"
|
|
|
|
#include "gimpimagemapoptions.h"
|
|
#include "gimpdesaturatetool.h"
|
|
|
|
#include "gimp-intl.h"
|
|
|
|
|
|
static gboolean gimp_desaturate_tool_initialize (GimpTool *tool,
|
|
GimpDisplay *display,
|
|
GError **error);
|
|
|
|
static GeglNode * gimp_desaturate_tool_get_operation (GimpImageMapTool *im_tool,
|
|
GObject **config,
|
|
gchar **undo_desc);
|
|
static void gimp_desaturate_tool_dialog (GimpImageMapTool *im_tool);
|
|
|
|
|
|
G_DEFINE_TYPE (GimpDesaturateTool, gimp_desaturate_tool,
|
|
GIMP_TYPE_IMAGE_MAP_TOOL)
|
|
|
|
#define parent_class gimp_desaturate_tool_parent_class
|
|
|
|
|
|
void
|
|
gimp_desaturate_tool_register (GimpToolRegisterCallback callback,
|
|
gpointer data)
|
|
{
|
|
(* callback) (GIMP_TYPE_DESATURATE_TOOL,
|
|
GIMP_TYPE_IMAGE_MAP_OPTIONS, NULL,
|
|
0,
|
|
"gimp-desaturate-tool",
|
|
_("Desaturate"),
|
|
_("Desaturate Tool: Turn colors into shades of gray"),
|
|
N_("_Desaturate..."), NULL,
|
|
NULL, GIMP_HELP_TOOL_DESATURATE,
|
|
GIMP_STOCK_TOOL_DESATURATE,
|
|
data);
|
|
}
|
|
|
|
static void
|
|
gimp_desaturate_tool_class_init (GimpDesaturateToolClass *klass)
|
|
{
|
|
GimpToolClass *tool_class = GIMP_TOOL_CLASS (klass);
|
|
GimpImageMapToolClass *im_tool_class = GIMP_IMAGE_MAP_TOOL_CLASS (klass);
|
|
|
|
tool_class->initialize = gimp_desaturate_tool_initialize;
|
|
|
|
im_tool_class->dialog_desc = _("Desaturate (Remove Colors)");
|
|
|
|
im_tool_class->get_operation = gimp_desaturate_tool_get_operation;
|
|
im_tool_class->dialog = gimp_desaturate_tool_dialog;
|
|
}
|
|
|
|
static void
|
|
gimp_desaturate_tool_init (GimpDesaturateTool *desaturate_tool)
|
|
{
|
|
}
|
|
|
|
static gboolean
|
|
gimp_desaturate_tool_initialize (GimpTool *tool,
|
|
GimpDisplay *display,
|
|
GError **error)
|
|
{
|
|
GimpImage *image = gimp_display_get_image (display);
|
|
GimpDrawable *drawable = gimp_image_get_active_drawable (image);
|
|
|
|
if (! drawable)
|
|
return FALSE;
|
|
|
|
if (! gimp_drawable_is_rgb (drawable))
|
|
{
|
|
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
|
|
_("Desaturate only operates on RGB layers."));
|
|
return FALSE;
|
|
}
|
|
|
|
return GIMP_TOOL_CLASS (parent_class)->initialize (tool, display, error);
|
|
}
|
|
|
|
static GeglNode *
|
|
gimp_desaturate_tool_get_operation (GimpImageMapTool *image_map_tool,
|
|
GObject **config,
|
|
gchar **undo_desc)
|
|
{
|
|
*config = g_object_new (GIMP_TYPE_DESATURATE_CONFIG, NULL);
|
|
|
|
return gegl_node_new_child (NULL,
|
|
"operation", "gimp:desaturate",
|
|
"config", *config,
|
|
NULL);
|
|
}
|
|
|
|
|
|
/***********************/
|
|
/* Desaturate dialog */
|
|
/***********************/
|
|
|
|
static void
|
|
gimp_desaturate_tool_dialog (GimpImageMapTool *image_map_tool)
|
|
{
|
|
GtkWidget *main_vbox;
|
|
GtkWidget *frame;
|
|
|
|
main_vbox = gimp_image_map_tool_dialog_get_vbox (image_map_tool);
|
|
|
|
frame = gimp_prop_enum_radio_frame_new (image_map_tool->config, "mode",
|
|
_("Choose shade of gray based on:"),
|
|
0, 0);
|
|
gtk_box_pack_start (GTK_BOX (main_vbox), frame, FALSE, FALSE, 0);
|
|
gtk_widget_show (frame);
|
|
}
|