PIKApp/app/core/pikatoolpreset.c

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2023-09-26 00:35:21 +02:00
/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* Copyright (C) 1995-1999 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 <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gegl.h>
#include "libpikabase/pikabase.h"
#include "libpikamath/pikamath.h"
#include "libpikaconfig/pikaconfig.h"
#include "core-types.h"
#include "pika.h"
#include "pikatoolinfo.h"
#include "pikatooloptions.h"
#include "pikatoolpreset.h"
#include "pikatoolpreset-load.h"
#include "pikatoolpreset-save.h"
#include "pika-intl.h"
/* The defaults are "everything except color", which is problematic
* with gradients, which is why we special case the gradient tool in
* pika_tool_preset_set_options().
*/
#define DEFAULT_USE_FG_BG FALSE
#define DEFAULT_USE_OPACITY_PAINT_MODE TRUE
#define DEFAULT_USE_BRUSH TRUE
#define DEFAULT_USE_DYNAMICS TRUE
#define DEFAULT_USE_MYBRUSH TRUE
#define DEFAULT_USE_GRADIENT FALSE
#define DEFAULT_USE_PATTERN TRUE
#define DEFAULT_USE_PALETTE FALSE
#define DEFAULT_USE_FONT TRUE
enum
{
PROP_0,
PROP_NAME,
PROP_PIKA,
PROP_TOOL_OPTIONS,
PROP_USE_FG_BG,
PROP_USE_OPACITY_PAINT_MODE,
PROP_USE_BRUSH,
PROP_USE_DYNAMICS,
PROP_USE_MYBRUSH,
PROP_USE_GRADIENT,
PROP_USE_PATTERN,
PROP_USE_PALETTE,
PROP_USE_FONT
};
static void pika_tool_preset_config_iface_init (PikaConfigInterface *iface);
static void pika_tool_preset_constructed (GObject *object);
static void pika_tool_preset_finalize (GObject *object);
static void pika_tool_preset_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void pika_tool_preset_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void
pika_tool_preset_dispatch_properties_changed (GObject *object,
guint n_pspecs,
GParamSpec **pspecs);
static const gchar * pika_tool_preset_get_extension (PikaData *data);
static gboolean pika_tool_preset_deserialize_property (PikaConfig *config,
guint property_id,
GValue *value,
GParamSpec *pspec,
GScanner *scanner,
GTokenType *expected);
static void pika_tool_preset_set_options (PikaToolPreset *preset,
PikaToolOptions *options);
static void pika_tool_preset_options_notify (GObject *tool_options,
const GParamSpec *pspec,
PikaToolPreset *preset);
static void pika_tool_preset_options_prop_name_changed (PikaContext *tool_options,
PikaContextPropType prop,
PikaToolPreset *preset);
G_DEFINE_TYPE_WITH_CODE (PikaToolPreset, pika_tool_preset, PIKA_TYPE_DATA,
G_IMPLEMENT_INTERFACE (PIKA_TYPE_CONFIG,
pika_tool_preset_config_iface_init))
#define parent_class pika_tool_preset_parent_class
static void
pika_tool_preset_class_init (PikaToolPresetClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
PikaDataClass *data_class = PIKA_DATA_CLASS (klass);
object_class->constructed = pika_tool_preset_constructed;
object_class->finalize = pika_tool_preset_finalize;
object_class->set_property = pika_tool_preset_set_property;
object_class->get_property = pika_tool_preset_get_property;
object_class->dispatch_properties_changed = pika_tool_preset_dispatch_properties_changed;
data_class->save = pika_tool_preset_save;
data_class->get_extension = pika_tool_preset_get_extension;
PIKA_CONFIG_PROP_STRING (object_class, PROP_NAME,
"name",
NULL, NULL,
"Unnamed",
PIKA_PARAM_STATIC_STRINGS);
g_object_class_install_property (object_class, PROP_PIKA,
g_param_spec_object ("pika",
NULL, NULL,
PIKA_TYPE_PIKA,
PIKA_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
PIKA_CONFIG_PROP_OBJECT (object_class, PROP_TOOL_OPTIONS,
"tool-options",
NULL, NULL,
PIKA_TYPE_TOOL_OPTIONS,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_FG_BG,
"use-fg-bg",
_("Apply stored FG/BG"),
NULL,
DEFAULT_USE_FG_BG,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_OPACITY_PAINT_MODE,
"use-opacity-paint-mode",
_("Apply stored opacity/paint mode"),
NULL,
DEFAULT_USE_OPACITY_PAINT_MODE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_BRUSH,
"use-brush",
_("Apply stored brush"),
NULL,
DEFAULT_USE_BRUSH,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_DYNAMICS,
"use-dynamics",
_("Apply stored dynamics"),
NULL,
DEFAULT_USE_DYNAMICS,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_MYBRUSH,
"use-mypaint-brush",
_("Apply stored MyPaint brush"),
NULL,
DEFAULT_USE_MYBRUSH,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_PATTERN,
"use-pattern",
_("Apply stored pattern"),
NULL,
DEFAULT_USE_PATTERN,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_PALETTE,
"use-palette",
_("Apply stored palette"),
NULL,
DEFAULT_USE_PALETTE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_GRADIENT,
"use-gradient",
_("Apply stored gradient"),
NULL,
DEFAULT_USE_GRADIENT,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_USE_FONT,
"use-font",
_("Apply stored font"),
NULL,
DEFAULT_USE_FONT,
PIKA_PARAM_STATIC_STRINGS);
}
static void
pika_tool_preset_config_iface_init (PikaConfigInterface *iface)
{
iface->deserialize_property = pika_tool_preset_deserialize_property;
}
static void
pika_tool_preset_init (PikaToolPreset *tool_preset)
{
}
static void
pika_tool_preset_constructed (GObject *object)
{
PikaToolPreset *preset = PIKA_TOOL_PRESET (object);
G_OBJECT_CLASS (parent_class)->constructed (object);
g_return_if_fail (PIKA_IS_PIKA (preset->pika));
}
static void
pika_tool_preset_finalize (GObject *object)
{
PikaToolPreset *tool_preset = PIKA_TOOL_PRESET (object);
pika_tool_preset_set_options (tool_preset, NULL);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
pika_tool_preset_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
PikaToolPreset *tool_preset = PIKA_TOOL_PRESET (object);
switch (property_id)
{
case PROP_NAME:
pika_object_set_name (PIKA_OBJECT (tool_preset),
g_value_get_string (value));
break;
case PROP_PIKA:
tool_preset->pika = g_value_get_object (value); /* don't ref */
break;
case PROP_TOOL_OPTIONS:
pika_tool_preset_set_options (tool_preset,
PIKA_TOOL_OPTIONS (g_value_get_object (value)));
break;
case PROP_USE_FG_BG:
tool_preset->use_fg_bg = g_value_get_boolean (value);
break;
case PROP_USE_OPACITY_PAINT_MODE:
tool_preset->use_opacity_paint_mode = g_value_get_boolean (value);
break;
case PROP_USE_BRUSH:
tool_preset->use_brush = g_value_get_boolean (value);
break;
case PROP_USE_DYNAMICS:
tool_preset->use_dynamics = g_value_get_boolean (value);
break;
case PROP_USE_MYBRUSH:
tool_preset->use_mybrush = g_value_get_boolean (value);
break;
case PROP_USE_PATTERN:
tool_preset->use_pattern = g_value_get_boolean (value);
break;
case PROP_USE_PALETTE:
tool_preset->use_palette = g_value_get_boolean (value);
break;
case PROP_USE_GRADIENT:
tool_preset->use_gradient = g_value_get_boolean (value);
break;
case PROP_USE_FONT:
tool_preset->use_font = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
pika_tool_preset_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
PikaToolPreset *tool_preset = PIKA_TOOL_PRESET (object);
switch (property_id)
{
case PROP_NAME:
g_value_set_string (value, pika_object_get_name (tool_preset));
break;
case PROP_PIKA:
g_value_set_object (value, tool_preset->pika);
break;
case PROP_TOOL_OPTIONS:
g_value_set_object (value, tool_preset->tool_options);
break;
case PROP_USE_FG_BG:
g_value_set_boolean (value, tool_preset->use_fg_bg);
break;
case PROP_USE_OPACITY_PAINT_MODE:
g_value_set_boolean (value, tool_preset->use_opacity_paint_mode);
break;
case PROP_USE_BRUSH:
g_value_set_boolean (value, tool_preset->use_brush);
break;
case PROP_USE_MYBRUSH:
g_value_set_boolean (value, tool_preset->use_mybrush);
break;
case PROP_USE_DYNAMICS:
g_value_set_boolean (value, tool_preset->use_dynamics);
break;
case PROP_USE_PATTERN:
g_value_set_boolean (value, tool_preset->use_pattern);
break;
case PROP_USE_PALETTE:
g_value_set_boolean (value, tool_preset->use_palette);
break;
case PROP_USE_GRADIENT:
g_value_set_boolean (value, tool_preset->use_gradient);
break;
case PROP_USE_FONT:
g_value_set_boolean (value, tool_preset->use_font);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
pika_tool_preset_dispatch_properties_changed (GObject *object,
guint n_pspecs,
GParamSpec **pspecs)
{
gint i;
G_OBJECT_CLASS (parent_class)->dispatch_properties_changed (object,
n_pspecs, pspecs);
for (i = 0; i < n_pspecs; i++)
{
if (pspecs[i]->flags & PIKA_CONFIG_PARAM_SERIALIZE)
{
pika_data_dirty (PIKA_DATA (object));
break;
}
}
}
static const gchar *
pika_tool_preset_get_extension (PikaData *data)
{
return PIKA_TOOL_PRESET_FILE_EXTENSION;
}
static gboolean
pika_tool_preset_deserialize_property (PikaConfig *config,
guint property_id,
GValue *value,
GParamSpec *pspec,
GScanner *scanner,
GTokenType *expected)
{
PikaToolPreset *tool_preset = PIKA_TOOL_PRESET (config);
switch (property_id)
{
case PROP_TOOL_OPTIONS:
{
GObject *options;
gchar *type_name;
GType type;
PikaContextPropMask serialize_props;
if (! pika_scanner_parse_string (scanner, &type_name))
{
*expected = G_TOKEN_STRING;
break;
}
if (! (type_name && *type_name))
{
g_scanner_error (scanner, "PikaToolOptions type name is empty");
*expected = G_TOKEN_NONE;
g_free (type_name);
break;
}
if (! strcmp (type_name, "PikaTransformOptions"))
{
g_printerr ("Correcting tool options type PikaTransformOptions "
"to PikaTransformGridOptions\n");
g_free (type_name);
type_name = g_strdup ("PikaTransformGridOptions");
}
type = g_type_from_name (type_name);
if (! type)
{
g_scanner_error (scanner,
"unable to determine type of '%s'",
type_name);
*expected = G_TOKEN_NONE;
g_free (type_name);
break;
}
if (! g_type_is_a (type, PIKA_TYPE_TOOL_OPTIONS))
{
g_scanner_error (scanner,
"'%s' is not a subclass of PikaToolOptions",
type_name);
*expected = G_TOKEN_NONE;
g_free (type_name);
break;
}
g_free (type_name);
options = g_object_new (type,
"pika", tool_preset->pika,
NULL);
/* Initialize all PikaContext object properties that can be
* used by presets with some non-NULL object, so loading a
* broken preset won't leave us with NULL objects that have
* bad effects. See bug #742159.
*/
pika_context_copy_properties (pika_get_user_context (tool_preset->pika),
PIKA_CONTEXT (options),
PIKA_CONTEXT_PROP_MASK_BRUSH |
PIKA_CONTEXT_PROP_MASK_DYNAMICS |
PIKA_CONTEXT_PROP_MASK_MYBRUSH |
PIKA_CONTEXT_PROP_MASK_PATTERN |
PIKA_CONTEXT_PROP_MASK_GRADIENT |
PIKA_CONTEXT_PROP_MASK_PALETTE |
PIKA_CONTEXT_PROP_MASK_FONT);
if (! PIKA_CONFIG_GET_IFACE (options)->deserialize (PIKA_CONFIG (options),
scanner, 1, NULL))
{
*expected = G_TOKEN_NONE;
g_object_unref (options);
break;
}
/* we need both tool and tool-info on the options */
if (pika_context_get_tool (PIKA_CONTEXT (options)))
{
g_object_set (options,
"tool-info",
pika_context_get_tool (PIKA_CONTEXT (options)),
NULL);
}
else if (PIKA_TOOL_OPTIONS (options)->tool_info)
{
g_object_set (options,
"tool", PIKA_TOOL_OPTIONS (options)->tool_info,
NULL);
}
else
{
/* if we have none, the options set_property() logic will
* replace the NULL with its best guess
*/
g_object_set (options,
"tool", NULL,
"tool-info", NULL,
NULL);
}
serialize_props =
pika_context_get_serialize_properties (PIKA_CONTEXT (options));
pika_context_set_serialize_properties (PIKA_CONTEXT (options),
serialize_props |
PIKA_CONTEXT_PROP_MASK_TOOL);
g_value_take_object (value, options);
}
break;
default:
return FALSE;
}
return TRUE;
}
static void
pika_tool_preset_set_options (PikaToolPreset *preset,
PikaToolOptions *options)
{
if (preset->tool_options)
{
g_signal_handlers_disconnect_by_func (preset->tool_options,
pika_tool_preset_options_notify,
preset);
g_signal_handlers_disconnect_by_func (preset->tool_options,
pika_tool_preset_options_prop_name_changed,
preset);
g_clear_object (&preset->tool_options);
}
if (options)
{
PikaContextPropMask serialize_props;
preset->tool_options =
PIKA_TOOL_OPTIONS (pika_config_duplicate (PIKA_CONFIG (options)));
serialize_props =
pika_context_get_serialize_properties (PIKA_CONTEXT (preset->tool_options));
pika_context_set_serialize_properties (PIKA_CONTEXT (preset->tool_options),
serialize_props |
PIKA_CONTEXT_PROP_MASK_TOOL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_FOREGROUND) &&
! (serialize_props & PIKA_CONTEXT_PROP_MASK_BACKGROUND))
g_object_set (preset, "use-fg-bg", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_OPACITY) &&
! (serialize_props & PIKA_CONTEXT_PROP_MASK_PAINT_MODE))
g_object_set (preset, "use-opacity-paint-mode", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_BRUSH))
g_object_set (preset, "use-brush", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_DYNAMICS))
g_object_set (preset, "use-dynamics", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_MYBRUSH))
g_object_set (preset, "use-mypaint-brush", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_GRADIENT))
g_object_set (preset, "use-gradient", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_PATTERN))
g_object_set (preset, "use-pattern", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_PALETTE))
g_object_set (preset, "use-palette", FALSE, NULL);
if (! (serialize_props & PIKA_CONTEXT_PROP_MASK_FONT))
g_object_set (preset, "use-font", FALSE, NULL);
/* see comment above the DEFAULT defines at the top of the file */
if (! g_strcmp0 ("pika-gradient-tool",
pika_object_get_name (preset->tool_options->tool_info)))
g_object_set (preset, "use-gradient", TRUE, NULL);
g_signal_connect (preset->tool_options, "notify",
G_CALLBACK (pika_tool_preset_options_notify),
preset);
g_signal_connect (preset->tool_options, "prop-name-changed",
G_CALLBACK (pika_tool_preset_options_prop_name_changed),
preset);
}
g_object_notify (G_OBJECT (preset), "tool-options");
}
static void
pika_tool_preset_options_notify (GObject *tool_options,
const GParamSpec *pspec,
PikaToolPreset *preset)
{
if (pspec->owner_type == PIKA_TYPE_CONTEXT)
{
PikaContextPropMask serialize_props;
serialize_props =
pika_context_get_serialize_properties (PIKA_CONTEXT (tool_options));
if ((1 << pspec->param_id) & serialize_props)
{
g_object_notify (G_OBJECT (preset), "tool-options");
}
}
else if (pspec->flags & PIKA_CONFIG_PARAM_SERIALIZE)
{
g_object_notify (G_OBJECT (preset), "tool-options");
}
}
static void
pika_tool_preset_options_prop_name_changed (PikaContext *tool_options,
PikaContextPropType prop,
PikaToolPreset *preset)
{
PikaContextPropMask serialize_props;
serialize_props =
pika_context_get_serialize_properties (PIKA_CONTEXT (preset->tool_options));
if ((1 << prop) & serialize_props)
{
g_object_notify (G_OBJECT (preset), "tool-options");
}
}
/* public functions */
PikaData *
pika_tool_preset_new (PikaContext *context,
const gchar *unused)
{
PikaToolInfo *tool_info;
const gchar *icon_name;
g_return_val_if_fail (PIKA_IS_CONTEXT (context), NULL);
tool_info = pika_context_get_tool (context);
g_return_val_if_fail (tool_info != NULL, NULL);
icon_name = pika_viewable_get_icon_name (PIKA_VIEWABLE (tool_info));
return g_object_new (PIKA_TYPE_TOOL_PRESET,
"name", tool_info->label,
"icon-name", icon_name,
"pika", context->pika,
"tool-options", tool_info->tool_options,
NULL);
}
PikaContextPropMask
pika_tool_preset_get_prop_mask (PikaToolPreset *preset)
{
PikaContextPropMask serialize_props;
PikaContextPropMask use_props = 0;
g_return_val_if_fail (PIKA_IS_TOOL_PRESET (preset), 0);
serialize_props =
pika_context_get_serialize_properties (PIKA_CONTEXT (preset->tool_options));
if (preset->use_fg_bg)
{
use_props |= (PIKA_CONTEXT_PROP_MASK_FOREGROUND & serialize_props);
use_props |= (PIKA_CONTEXT_PROP_MASK_BACKGROUND & serialize_props);
}
if (preset->use_opacity_paint_mode)
{
use_props |= (PIKA_CONTEXT_PROP_MASK_OPACITY & serialize_props);
use_props |= (PIKA_CONTEXT_PROP_MASK_PAINT_MODE & serialize_props);
}
if (preset->use_brush)
use_props |= (PIKA_CONTEXT_PROP_MASK_BRUSH & serialize_props);
if (preset->use_dynamics)
use_props |= (PIKA_CONTEXT_PROP_MASK_DYNAMICS & serialize_props);
if (preset->use_mybrush)
use_props |= (PIKA_CONTEXT_PROP_MASK_MYBRUSH & serialize_props);
if (preset->use_pattern)
use_props |= (PIKA_CONTEXT_PROP_MASK_PATTERN & serialize_props);
if (preset->use_palette)
use_props |= (PIKA_CONTEXT_PROP_MASK_PALETTE & serialize_props);
if (preset->use_gradient)
use_props |= (PIKA_CONTEXT_PROP_MASK_GRADIENT & serialize_props);
if (preset->use_font)
use_props |= (PIKA_CONTEXT_PROP_MASK_FONT & serialize_props);
return use_props;
}