PIKApp/app/tools/pikaselectionoptions.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 <gegl.h>
#include <gtk/gtk.h>
#include "libpikabase/pikabase.h"
#include "libpikaconfig/pikaconfig.h"
#include "libpikawidgets/pikawidgets.h"
#include "tools-types.h"
#include "widgets/pikapropwidgets.h"
#include "widgets/pikawidgets-utils.h"
#include "pikaselectionoptions.h"
#include "pikatooloptions-gui.h"
#include "pika-intl.h"
enum
{
PROP_0,
PROP_OPERATION,
PROP_ANTIALIAS,
PROP_FEATHER,
PROP_FEATHER_RADIUS
};
static void pika_selection_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
static void pika_selection_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
G_DEFINE_TYPE (PikaSelectionOptions, pika_selection_options,
PIKA_TYPE_TOOL_OPTIONS)
#define parent_class pika_selection_options_parent_class
static void
pika_selection_options_class_init (PikaSelectionOptionsClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->set_property = pika_selection_options_set_property;
object_class->get_property = pika_selection_options_get_property;
PIKA_CONFIG_PROP_ENUM (object_class, PROP_OPERATION,
"operation",
NULL, NULL,
PIKA_TYPE_CHANNEL_OPS,
PIKA_CHANNEL_OP_REPLACE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_ANTIALIAS,
"antialias",
_("Antialiasing"),
_("Smooth edges"),
TRUE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_BOOLEAN (object_class, PROP_FEATHER,
"feather",
_("Feather edges"),
_("Enable feathering of selection edges"),
FALSE,
PIKA_PARAM_STATIC_STRINGS);
PIKA_CONFIG_PROP_DOUBLE (object_class, PROP_FEATHER_RADIUS,
"feather-radius",
_("Radius"),
_("Radius of feathering"),
0.0, 100.0, 10.0,
PIKA_PARAM_STATIC_STRINGS);
}
static void
pika_selection_options_init (PikaSelectionOptions *options)
{
}
static void
pika_selection_options_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
PikaSelectionOptions *options = PIKA_SELECTION_OPTIONS (object);
switch (property_id)
{
case PROP_OPERATION:
options->operation = g_value_get_enum (value);
break;
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:
options->feather_radius = g_value_get_double (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
pika_selection_options_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
PikaSelectionOptions *options = PIKA_SELECTION_OPTIONS (object);
switch (property_id)
{
case PROP_OPERATION:
g_value_set_enum (value, options->operation);
break;
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:
g_value_set_double (value, options->feather_radius);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static const gchar *
pika_selection_options_get_modifiers (PikaChannelOps operation)
{
GdkModifierType extend_mask;
GdkModifierType modify_mask;
GdkModifierType modifiers = 0;
extend_mask = pika_get_extend_selection_mask ();
modify_mask = pika_get_modify_selection_mask ();
switch (operation)
{
case PIKA_CHANNEL_OP_ADD:
modifiers = extend_mask;
break;
case PIKA_CHANNEL_OP_SUBTRACT:
modifiers = modify_mask;
break;
case PIKA_CHANNEL_OP_REPLACE:
modifiers = 0;
break;
case PIKA_CHANNEL_OP_INTERSECT:
modifiers = extend_mask | modify_mask;
break;
}
return pika_get_mod_string (modifiers);
}
GtkWidget *
pika_selection_options_gui (PikaToolOptions *tool_options)
{
GObject *config = G_OBJECT (tool_options);
PikaSelectionOptions *options = PIKA_SELECTION_OPTIONS (tool_options);
GtkWidget *vbox = pika_tool_options_gui (tool_options);
GtkWidget *button;
/* the selection operation radio buttons */
{
GtkWidget *hbox;
GtkWidget *label;
GtkWidget *box;
GList *children;
GList *list;
gint i;
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
options->mode_box = hbox;
label = gtk_label_new (_("Mode:"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
box = pika_prop_enum_icon_box_new (config, "operation",
"pika-selection", 0, 0);
gtk_box_pack_start (GTK_BOX (hbox), box, FALSE, FALSE, 0);
children = gtk_container_get_children (GTK_CONTAINER (box));
/* add modifier keys to the tooltips */
for (list = children, i = 0; list; list = list->next, i++)
{
GtkWidget *button = list->data;
const gchar *modifier = pika_selection_options_get_modifiers (i);
gchar *tooltip;
if (! modifier)
continue;
tooltip = gtk_widget_get_tooltip_text (button);
if (tooltip)
{
gchar *tip = g_strdup_printf ("%s <b>%s</b>", tooltip, modifier);
pika_help_set_help_data_with_markup (button, tip, NULL);
g_free (tip);
g_free (tooltip);
}
else
{
pika_help_set_help_data (button, modifier, NULL);
}
}
/* move PIKA_CHANNEL_OP_REPLACE to the front */
gtk_box_reorder_child (GTK_BOX (box),
GTK_WIDGET (children->next->next->data), 0);
g_list_free (children);
}
/* the antialias toggle button */
button = pika_prop_check_button_new (config, "antialias", NULL);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
options->antialias_toggle = button;
/* the feather frame */
{
GtkWidget *frame;
GtkWidget *scale;
/* the feather radius scale */
scale = pika_prop_spin_scale_new (config, "feather-radius",
1.0, 10.0, 1);
frame = pika_prop_expanding_frame_new (config, "feather", NULL,
scale, NULL);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
}
return vbox;
}