gimppdbcontext.c 8.13 KB
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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 <gegl.h>

#include "libgimpconfig/gimpconfig.h"

#include "pdb-types.h"

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#include "config/gimpcoreconfig.h"

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#include "core/gimp.h"

#include "gimppdbcontext.h"

#include "gimp-intl.h"


enum
{
  PROP_0,
  PROP_ANTIALIAS,
  PROP_FEATHER,
  PROP_FEATHER_RADIUS_X,
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  PROP_FEATHER_RADIUS_Y,
  PROP_INTERPOLATION,
  PROP_TRANSFORM_DIRECTION,
  PROP_TRANSFORM_RESIZE,
  PROP_TRANSFORM_RECURSION
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};


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static void   gimp_pdb_context_constructed  (GObject      *object);
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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);


G_DEFINE_TYPE (GimpPDBContext, gimp_pdb_context, GIMP_TYPE_CONTEXT)

#define parent_class gimp_pdb_context_parent_class


static void
gimp_pdb_context_class_init (GimpPDBContextClass *klass)
{
  GObjectClass *object_class = G_OBJECT_CLASS (klass);

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  object_class->constructed  = gimp_pdb_context_constructed;
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  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,
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                                   0.0, 1000.0, 10.0,
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                                   GIMP_PARAM_STATIC_STRINGS);

  GIMP_CONFIG_INSTALL_PROP_DOUBLE (object_class, PROP_FEATHER_RADIUS_Y,
                                   "feather-radius-y", NULL,
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                                   0.0, 1000.0, 10.0,
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                                   GIMP_PARAM_STATIC_STRINGS);
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  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);

  GIMP_CONFIG_INSTALL_PROP_INT (object_class, PROP_TRANSFORM_RECURSION,
                                "transform-recursion", NULL,
                                1, G_MAXINT32, 3,
                                GIMP_PARAM_STATIC_STRINGS);
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}

static void
gimp_pdb_context_init (GimpPDBContext *options)
{
}

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static void
gimp_pdb_context_constructed (GObject *object)
{
  GimpInterpolationType  interpolation;
  GParamSpec            *pspec;

  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);

  if (G_OBJECT_CLASS (parent_class)->constructed)
    G_OBJECT_CLASS (parent_class)->constructed (object);
}

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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;

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    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;

    case PROP_TRANSFORM_RECURSION:
      options->transform_recursion = g_value_get_int (value);
      break;

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    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;

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    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;

    case PROP_TRANSFORM_RECURSION:
      g_value_set_int (value, options->transform_recursion);
      break;

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    default:
      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
      break;
    }
}

GimpContext *
gimp_pdb_context_new (Gimp        *gimp,
                      GimpContext *parent,
                      gboolean     set_parent)
{
  GimpContext *context;

  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 (context,
                                      GIMP_CONTEXT_ALL_PROPS_MASK, FALSE);
      gimp_context_set_parent (context, parent);
    }

  return context;
}