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gimp/app/path/gimpvectorlayeroptions.c

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/* GIMP - The GNU Image Manipulation Program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpvectorlayers.c
*
* Copyright 2006 Hendrik Boom
*
* 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 <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <cairo.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "libgimpbase/gimpbase.h"
#include "libgimpconfig/gimpconfig.h"
#include "libgimpcolor/gimpcolor.h"
#include "path-types.h"
#include "core/gimp.h"
#include "core/gimpimage.h"
#include "core/gimpstrokeoptions.h"
#include "gimppath.h"
#include "gimpvectorlayer.h"
#include "gimpvectorlayeroptions.h"
#include "gimp-intl.h"
enum
{
PROP_0,
PROP_GIMP,
PROP_PATH,
PROP_PATH_TATTOO,
PROP_ENABLE_FILL,
PROP_FILL_OPTIONS,
PROP_ENABLE_STROKE,
PROP_STROKE_OPTIONS
};
/* local function declarations */
static GObject *gimp_vector_layer_options_constructor (GType type,
guint n_params,
GObjectConstructParam *params);
static void gimp_vector_layer_options_finalize (GObject *object);
static void gimp_vector_layer_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void gimp_vector_layer_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void gimp_vector_layer_options_path_changed (GimpVectorLayerOptions *options);
G_DEFINE_TYPE_WITH_CODE (GimpVectorLayerOptions,
gimp_vector_layer_options,
GIMP_TYPE_OBJECT,
G_IMPLEMENT_INTERFACE (GIMP_TYPE_CONFIG, NULL))
#define parent_class gimp_vector_layer_options_parent_class
static void
gimp_vector_layer_options_class_init (GimpVectorLayerOptionsClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructor = gimp_vector_layer_options_constructor;
object_class->finalize = gimp_vector_layer_options_finalize;
object_class->set_property = gimp_vector_layer_options_set_property;
object_class->get_property = gimp_vector_layer_options_get_property;
g_object_class_install_property (object_class, PROP_GIMP,
g_param_spec_object ("gimp",
NULL, NULL,
GIMP_TYPE_GIMP,
G_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
GIMP_CONFIG_PROP_OBJECT (object_class, PROP_PATH,
"path", NULL, NULL,
GIMP_TYPE_PATH,
GIMP_PARAM_READWRITE |
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_UINT (object_class, PROP_PATH_TATTOO,
"path-tattoo", NULL, NULL,
0, G_MAXUINT32, 0,
G_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_ENABLE_FILL,
"enable-fill",
_("Fill Style"), NULL,
TRUE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_OBJECT (object_class, PROP_FILL_OPTIONS,
"fill-options", NULL, NULL,
GIMP_TYPE_FILL_OPTIONS,
G_PARAM_STATIC_STRINGS |
GIMP_CONFIG_PARAM_AGGREGATE);
GIMP_CONFIG_PROP_BOOLEAN (object_class, PROP_ENABLE_STROKE,
"enable-stroke",
_("Stroke Style"), NULL,
TRUE,
GIMP_PARAM_STATIC_STRINGS);
GIMP_CONFIG_PROP_OBJECT (object_class, PROP_STROKE_OPTIONS,
"stroke-options", NULL, NULL,
GIMP_TYPE_STROKE_OPTIONS,
G_PARAM_STATIC_STRINGS |
GIMP_CONFIG_PARAM_AGGREGATE);
}
static void
gimp_vector_layer_options_init (GimpVectorLayerOptions *options)
{
options->path = NULL;
options->path_tattoo = 0;
}
static GObject *
gimp_vector_layer_options_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
GimpVectorLayerOptions *options;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
options = GIMP_VECTOR_LAYER_OPTIONS (object);
g_assert (GIMP_IS_GIMP (options->gimp));
options->fill_options = gimp_fill_options_new (options->gimp, NULL, FALSE);
options->stroke_options = gimp_stroke_options_new (options->gimp, NULL, FALSE);
return object;
}
static void
gimp_vector_layer_options_finalize (GObject *object)
{
GimpVectorLayerOptions *options = GIMP_VECTOR_LAYER_OPTIONS (object);
if (options->path)
{
g_object_unref (options->path);
options->path = NULL;
}
if (options->fill_options)
{
g_object_unref (options->fill_options);
options->fill_options = NULL;
}
if (options->stroke_options)
{
g_object_unref (options->stroke_options);
options->stroke_options = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
gimp_vector_layer_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
GimpVectorLayerOptions *options = GIMP_VECTOR_LAYER_OPTIONS (object);
switch (property_id)
{
case PROP_GIMP:
g_value_set_object (value, options->gimp);
break;
case PROP_PATH:
g_value_set_object (value, options->path);
break;
case PROP_PATH_TATTOO:
g_value_set_uint (value, options->path_tattoo);
break;
case PROP_ENABLE_FILL:
g_value_set_boolean (value, options->enable_fill);
break;
case PROP_FILL_OPTIONS:
g_value_set_object (value, options->fill_options);
break;
case PROP_ENABLE_STROKE:
g_value_set_boolean (value, options->enable_stroke);
break;
case PROP_STROKE_OPTIONS:
g_value_set_object (value, options->stroke_options);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_vector_layer_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpVectorLayerOptions *options = GIMP_VECTOR_LAYER_OPTIONS (object);
switch (property_id)
{
case PROP_GIMP:
options->gimp = g_value_get_object (value);
break;
case PROP_PATH:
if (options->path)
{
g_signal_handlers_disconnect_by_func (options->path,
G_CALLBACK (gimp_vector_layer_options_path_changed),
options);
g_object_unref (options->path);
}
options->path = g_value_dup_object (value);
if (options->path)
{
g_signal_connect_object (options->path, "invalidate-preview",
G_CALLBACK (gimp_vector_layer_options_path_changed),
options, G_CONNECT_SWAPPED);
g_signal_connect_object (options->path, "name-changed",
G_CALLBACK (gimp_vector_layer_options_path_changed),
options, G_CONNECT_SWAPPED);
/* update the tattoo */
options->path_tattoo = gimp_item_get_tattoo (GIMP_ITEM (options->path));
}
break;
case PROP_PATH_TATTOO:
options->path_tattoo = g_value_get_uint (value);
if (options->path &&
gimp_item_get_tattoo (GIMP_ITEM (options->path)) != options->path_tattoo)
{
GimpImage *image = gimp_item_get_image (GIMP_ITEM (options->path));
g_object_set (options,
"path", gimp_image_get_path_by_tattoo
(image, options->path_tattoo),
NULL);
}
break;
case PROP_ENABLE_FILL:
options->enable_fill = g_value_get_boolean (value);
break;
case PROP_FILL_OPTIONS:
if (g_value_get_object (value))
gimp_config_sync (g_value_get_object (value),
G_OBJECT (options->fill_options), 0);
break;
case PROP_ENABLE_STROKE:
options->enable_stroke = g_value_get_boolean (value);
break;
case PROP_STROKE_OPTIONS:
if (g_value_get_object (value))
{
if (options->stroke_options)
g_object_unref (options->stroke_options);
options->stroke_options = gimp_config_duplicate (g_value_get_object (value));
}
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_vector_layer_options_path_changed (GimpVectorLayerOptions *options)
{
g_object_notify (G_OBJECT (options), "path");
}
/* public functions */
/**
* gimp_vector_layer_options_new:
* @image: the #GimpImage the layer belongs to
* @path: the #GimpPath object for the layer to render
* @context: the #GimpContext from which to pull context properties
*
* Creates a new vector layer options.
*
* Return value: a new #GimpVectorLayerOptions or %NULL in case of a problem
**/
GimpVectorLayerOptions *
gimp_vector_layer_options_new (GimpImage *image,
GimpPath *path,
GimpContext *context)
{
GimpVectorLayerOptions *options;
GimpPattern *pattern;
GeglColor *stroke_color;
GeglColor *fill_color;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_PATH (path), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
options = g_object_new (GIMP_TYPE_VECTOR_LAYER_OPTIONS,
"gimp", image->gimp,
NULL);
stroke_color = gimp_context_get_foreground (context);
fill_color = gimp_context_get_background (context);
pattern = gimp_context_get_pattern (context);
gimp_context_set_foreground (GIMP_CONTEXT (options->fill_options),
fill_color);
gimp_context_set_pattern (GIMP_CONTEXT (options->fill_options), pattern);
gimp_context_set_foreground (GIMP_CONTEXT (options->stroke_options),
stroke_color);
gimp_context_set_pattern (GIMP_CONTEXT (options->stroke_options), pattern);
g_object_set (options,
"path", path,
NULL);
return options;
}