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gimp/app/pdb/gimppdbcontext.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995-1999 Spencer Kimball and Peter Mattis
*
* gimppdbcontext.c
*
* 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 <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "libgimpconfig/gimpconfig.h"
#include "pdb-types.h"
#include "config/gimpcoreconfig.h"
#include "core/gimp.h"
#include "core/gimplist.h"
#include "core/gimppaintinfo.h"
#include "core/gimpstrokeoptions.h"
#include "paint/gimpbrushcore.h"
#include "paint/gimppaintoptions.h"
#include "gimppdbcontext.h"
#include "gimp-intl.h"
enum
{
PROP_0,
PROP_ANTIALIAS,
PROP_FEATHER,
PROP_FEATHER_RADIUS_X,
PROP_FEATHER_RADIUS_Y,
PROP_SAMPLE_MERGED,
PROP_SAMPLE_CRITERION,
PROP_SAMPLE_THRESHOLD,
PROP_SAMPLE_TRANSPARENT,
PROP_INTERPOLATION,
PROP_TRANSFORM_DIRECTION,
PROP_TRANSFORM_RESIZE
};
static void gimp_pdb_context_iface_init (GimpConfigInterface *iface);
static void gimp_pdb_context_constructed (GObject *object);
static void gimp_pdb_context_finalize (GObject *object);
static void gimp_pdb_context_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_pdb_context_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_pdb_context_reset (GimpConfig *config);
G_DEFINE_TYPE_WITH_CODE (GimpPDBContext, gimp_pdb_context, GIMP_TYPE_CONTEXT,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG,
gimp_pdb_context_iface_init))
#define parent_class gimp_pdb_context_parent_class
static GimpConfigInterface *parent_config_iface = NULL;
static void
gimp_pdb_context_class_init (GimpPDBContextClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructed = gimp_pdb_context_constructed;
object_class->finalize = gimp_pdb_context_finalize;
object_class->set_property = gimp_pdb_context_set_property;
object_class->get_property = gimp_pdb_context_get_property;
GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_ANTIALIAS,
"antialias",
N_("Smooth edges"),
TRUE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_FEATHER,
"feather", NULL,
FALSE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_FEATHER_RADIUS_X,
"feather-radius-x", NULL,
0.0, 1000.0, 10.0,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_FEATHER_RADIUS_Y,
"feather-radius-y", NULL,
0.0, 1000.0, 10.0,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_SAMPLE_MERGED,
"sample-merged", NULL,
FALSE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_SAMPLE_CRITERION,
"sample-criterion", NULL,
GIMP_TYPE_SELECT_CRITERION,
GIMP_SELECT_CRITERION_COMPOSITE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_SAMPLE_THRESHOLD,
"sample-threshold", NULL,
0.0, 1.0, 0.0,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_BOOLEAN (object_class, PROP_SAMPLE_TRANSPARENT,
"sample-transparent", NULL,
FALSE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_INTERPOLATION,
"interpolation", NULL,
GIMP_TYPE_INTERPOLATION_TYPE,
GIMP_INTERPOLATION_CUBIC,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_TRANSFORM_DIRECTION,
"transform-direction", NULL,
GIMP_TYPE_TRANSFORM_DIRECTION,
GIMP_TRANSFORM_FORWARD,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_INSTALL_PROP_ENUM (object_class, PROP_TRANSFORM_RESIZE,
"transform-resize", NULL,
GIMP_TYPE_TRANSFORM_RESIZE,
GIMP_TRANSFORM_RESIZE_ADJUST,
GIMP_PARAM_STATIC_STRINGS);
}
static void
gimp_pdb_context_iface_init (GimpConfigInterface *iface)
{
parent_config_iface = g_type_interface_peek_parent (iface);
if (! parent_config_iface)
parent_config_iface = g_type_default_interface_peek (GIMP_TYPE_CONFIG);
iface->reset = gimp_pdb_context_reset;
}
static void
gimp_pdb_context_init (GimpPDBContext *context)
{
context->paint_options_list = gimp_list_new (GIMP_TYPE_PAINT_OPTIONS,
FALSE);
}
static void
gimp_pdb_context_constructed (GObject *object)
{
GimpPDBContext *context = GIMP_PDB_CONTEXT (object);
GimpInterpolationType interpolation;
gint threshold;
GParamSpec *pspec;
G_OBJECT_CLASS (parent_class)->constructed (object);
context->stroke_options = gimp_stroke_options_new (GIMP_CONTEXT (context)->gimp,
GIMP_CONTEXT (context),
TRUE);
/* preserve the traditional PDB default */
g_object_set (context->stroke_options,
"method", GIMP_STROKE_PAINT_METHOD,
NULL);
g_object_bind_property (G_OBJECT (context), "antialias",
G_OBJECT (context->stroke_options), "antialias",
G_BINDING_SYNC_CREATE);
/* get default interpolation from gimprc */
interpolation = GIMP_CONTEXT (object)->gimp->config->interpolation_type;
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (object),
"interpolation");
if (pspec)
G_PARAM_SPEC_ENUM (pspec)->default_value = interpolation;
g_object_set (object, "interpolation", interpolation, NULL);
/* get default threshold from gimprc */
threshold = GIMP_CONTEXT (object)->gimp->config->default_threshold;
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (object),
"sample-threshold");
if (pspec)
G_PARAM_SPEC_DOUBLE (pspec)->default_value = threshold / 255.0;
g_object_set (object, "sample-threshold", threshold / 255.0, NULL);
}
static void
gimp_pdb_context_finalize (GObject *object)
{
GimpPDBContext *context = GIMP_PDB_CONTEXT (object);
if (context->paint_options_list)
{
g_object_unref (context->paint_options_list);
context->paint_options_list = NULL;
}
if (context->stroke_options)
{
g_object_unref (context->stroke_options);
context->stroke_options = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_pdb_context_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpPDBContext *options = GIMP_PDB_CONTEXT (object);
switch (property_id)
{
case PROP_ANTIALIAS:
options->antialias = g_value_get_boolean (value);
break;
case PROP_FEATHER:
options->feather = g_value_get_boolean (value);
break;
case PROP_FEATHER_RADIUS_X:
options->feather_radius_x = g_value_get_double (value);
break;
case PROP_FEATHER_RADIUS_Y:
options->feather_radius_y = g_value_get_double (value);
break;
case PROP_SAMPLE_MERGED:
options->sample_merged = g_value_get_boolean (value);
break;
case PROP_SAMPLE_CRITERION:
options->sample_criterion = g_value_get_enum (value);
break;
case PROP_SAMPLE_THRESHOLD:
options->sample_threshold = g_value_get_double (value);
break;
case PROP_SAMPLE_TRANSPARENT:
options->sample_transparent = g_value_get_boolean (value);
break;
case PROP_INTERPOLATION:
options->interpolation = g_value_get_enum (value);
break;
case PROP_TRANSFORM_DIRECTION:
options->transform_direction = g_value_get_enum (value);
break;
case PROP_TRANSFORM_RESIZE:
options->transform_resize = g_value_get_enum (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_pdb_context_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpPDBContext *options = GIMP_PDB_CONTEXT (object);
switch (property_id)
{
case PROP_ANTIALIAS:
g_value_set_boolean (value, options->antialias);
break;
case PROP_FEATHER:
g_value_set_boolean (value, options->feather);
break;
case PROP_FEATHER_RADIUS_X:
g_value_set_double (value, options->feather_radius_x);
break;
case PROP_FEATHER_RADIUS_Y:
g_value_set_double (value, options->feather_radius_y);
break;
case PROP_SAMPLE_MERGED:
g_value_set_boolean (value, options->sample_merged);
break;
case PROP_SAMPLE_CRITERION:
g_value_set_enum (value, options->sample_criterion);
break;
case PROP_SAMPLE_THRESHOLD:
g_value_set_double (value, options->sample_threshold);
break;
case PROP_SAMPLE_TRANSPARENT:
g_value_set_boolean (value, options->sample_transparent);
break;
case PROP_INTERPOLATION:
g_value_set_enum (value, options->interpolation);
break;
case PROP_TRANSFORM_DIRECTION:
g_value_set_enum (value, options->transform_direction);
break;
case PROP_TRANSFORM_RESIZE:
g_value_set_enum (value, options->transform_resize);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_pdb_context_reset (GimpConfig *config)
{
GimpPDBContext *context = GIMP_PDB_CONTEXT (config);
GList *list;
for (list = GIMP_LIST (context->paint_options_list)->list;
list;
list = g_list_next (list))
{
gimp_config_reset (list->data);
}
gimp_config_reset (GIMP_CONFIG (context->stroke_options));
/* preserve the traditional PDB default */
g_object_set (context->stroke_options,
"method", GIMP_STROKE_PAINT_METHOD,
NULL);
parent_config_iface->reset (config);
g_object_notify (G_OBJECT (context), "antialias");
}
GimpContext *
gimp_pdb_context_new (Gimp *gimp,
GimpContext *parent,
gboolean set_parent)
{
GimpPDBContext *context;
GList *list;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (parent), NULL);
context = g_object_new (GIMP_TYPE_PDB_CONTEXT,
"gimp", gimp,
"name", "PDB Context",
NULL);
gimp_config_sync (G_OBJECT (parent), G_OBJECT (context), 0);
if (set_parent)
{
gimp_context_define_properties (GIMP_CONTEXT (context),
GIMP_CONTEXT_PROP_MASK_ALL, FALSE);
gimp_context_set_parent (GIMP_CONTEXT (context), parent);
for (list = gimp_get_paint_info_iter (gimp);
list;
list = g_list_next (list))
{
GimpPaintInfo *info = list->data;
gimp_container_add (context->paint_options_list,
GIMP_OBJECT (info->paint_options));
}
}
else
{
for (list = GIMP_LIST (GIMP_PDB_CONTEXT (parent)->paint_options_list)->list;
list;
list = g_list_next (list))
{
GimpPaintOptions *options = gimp_config_duplicate (list->data);
gimp_container_add (context->paint_options_list,
GIMP_OBJECT (options));
g_object_unref (options);
}
}
return GIMP_CONTEXT (context);
}
GimpPaintOptions *
gimp_pdb_context_get_paint_options (GimpPDBContext *context,
const gchar *name)
{
g_return_val_if_fail (GIMP_IS_PDB_CONTEXT (context), NULL);
if (! name)
name = gimp_object_get_name (gimp_context_get_paint_info (GIMP_CONTEXT (context)));
return (GimpPaintOptions *)
gimp_container_get_child_by_name (context->paint_options_list, name);
}
GList *
gimp_pdb_context_get_brush_options (GimpPDBContext *context)
{
GList *brush_options = NULL;
GList *list;
g_return_val_if_fail (GIMP_IS_PDB_CONTEXT (context), NULL);
for (list = GIMP_LIST (context->paint_options_list)->list;
list;
list = g_list_next (list))
{
GimpPaintOptions *options = list->data;
if (g_type_is_a (options->paint_info->paint_type, GIMP_TYPE_BRUSH_CORE))
brush_options = g_list_prepend (brush_options, options);
}
return g_list_reverse (brush_options);
}
GimpStrokeOptions *
gimp_pdb_context_get_stroke_options (GimpPDBContext *context)
{
g_return_val_if_fail (GIMP_IS_PDB_CONTEXT (context), NULL);
return context->stroke_options;
}
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