gimp/app/tools/gimpposterizetool.c

116 lines
3.6 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/gimpposterizeconfig.h"
#include "widgets/gimphelp-ids.h"
#include "widgets/gimppropwidgets.h"
#include "widgets/gimpspinscale.h"
#include "gimpimagemapoptions.h"
#include "gimpposterizetool.h"
#include "gimp-intl.h"
static GeglNode * gimp_posterize_tool_get_operation (GimpImageMapTool *im_tool,
GObject **config,
gchar **undo_desc);
static void gimp_posterize_tool_dialog (GimpImageMapTool *im_tool);
G_DEFINE_TYPE (GimpPosterizeTool, gimp_posterize_tool,
GIMP_TYPE_IMAGE_MAP_TOOL)
#define parent_class gimp_posterize_tool_parent_class
void
gimp_posterize_tool_register (GimpToolRegisterCallback callback,
gpointer data)
{
(* callback) (GIMP_TYPE_POSTERIZE_TOOL,
GIMP_TYPE_IMAGE_MAP_OPTIONS, NULL,
0,
"gimp-posterize-tool",
_("Posterize"),
_("Posterize Tool: Reduce to a limited set of colors"),
N_("_Posterize..."), NULL,
NULL, GIMP_HELP_TOOL_POSTERIZE,
GIMP_STOCK_TOOL_POSTERIZE,
data);
}
static void
gimp_posterize_tool_class_init (GimpPosterizeToolClass *klass)
{
GimpImageMapToolClass *im_tool_class = GIMP_IMAGE_MAP_TOOL_CLASS (klass);
im_tool_class->dialog_desc = _("Posterize (Reduce Number of Colors)");
im_tool_class->get_operation = gimp_posterize_tool_get_operation;
im_tool_class->dialog = gimp_posterize_tool_dialog;
}
static void
gimp_posterize_tool_init (GimpPosterizeTool *posterize_tool)
{
}
static GeglNode *
gimp_posterize_tool_get_operation (GimpImageMapTool *image_map_tool,
GObject **config,
gchar **undo_desc)
{
*config = g_object_new (GIMP_TYPE_POSTERIZE_CONFIG, NULL);
return gegl_node_new_child (NULL,
"operation", "gimp:posterize",
"config", *config,
NULL);
}
/**********************/
/* Posterize dialog */
/**********************/
static void
gimp_posterize_tool_dialog (GimpImageMapTool *image_map_tool)
{
GtkWidget *main_vbox;
GtkWidget *scale;
main_vbox = gimp_image_map_tool_dialog_get_vbox (image_map_tool);
scale = gimp_prop_spin_scale_new (image_map_tool->config, "levels",
_("Posterize _levels"),
1.0, 10.0, 0);
gimp_spin_scale_set_gamma (GIMP_SPIN_SCALE (scale), 1.5);
gtk_box_pack_start (GTK_BOX (main_vbox), scale, FALSE, FALSE, 0);
gtk_widget_show (scale);
}