359 lines
12 KiB
C
359 lines
12 KiB
C
/* 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 Spencer Kimball and Peter Mattis
|
|
*
|
|
* pikabuffersourcebox.c
|
|
* Copyright (C) 2015 Michael Natterer <mitch@gimp.org>
|
|
*
|
|
* 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 <string.h>
|
|
|
|
#include <gegl.h>
|
|
#include <gtk/gtk.h>
|
|
|
|
#include "libpikabase/pikabase.h"
|
|
#include "libpikawidgets/pikawidgets.h"
|
|
|
|
#include "widgets-types.h"
|
|
|
|
#include "gegl/pika-gegl-utils.h"
|
|
|
|
#include "core/pikacontext.h"
|
|
#include "core/pikapickable.h"
|
|
|
|
#include "pikabuffersourcebox.h"
|
|
#include "pikapickablebutton.h"
|
|
|
|
#include "pika-intl.h"
|
|
|
|
|
|
enum
|
|
{
|
|
PROP_0,
|
|
PROP_CONTEXT,
|
|
PROP_SOURCE_NODE,
|
|
PROP_NAME,
|
|
PROP_PICKABLE,
|
|
PROP_ENABLED
|
|
};
|
|
|
|
struct _PikaBufferSourceBoxPrivate
|
|
{
|
|
PikaContext *context;
|
|
GeglNode *source_node;
|
|
gchar *name;
|
|
PikaPickable *pickable;
|
|
gboolean enabled;
|
|
|
|
GtkWidget *toggle;
|
|
GtkWidget *button;
|
|
GtkWidget *label;
|
|
};
|
|
|
|
|
|
static void pika_buffer_source_box_constructed (GObject *object);
|
|
static void pika_buffer_source_box_finalize (GObject *object);
|
|
static void pika_buffer_source_box_set_property (GObject *object,
|
|
guint property_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec);
|
|
static void pika_buffer_source_box_get_property (GObject *object,
|
|
guint property_id,
|
|
GValue *value,
|
|
GParamSpec *pspec);
|
|
|
|
static void pika_buffer_source_box_notify_pickable (PikaPickableButton *button,
|
|
const GParamSpec *pspec,
|
|
PikaBufferSourceBox *box);
|
|
static void pika_buffer_source_box_enable_toggled (GtkToggleButton *button,
|
|
PikaBufferSourceBox *box);
|
|
|
|
|
|
G_DEFINE_TYPE_WITH_PRIVATE (PikaBufferSourceBox, pika_buffer_source_box,
|
|
GTK_TYPE_BOX)
|
|
|
|
#define parent_class pika_buffer_source_box_parent_class
|
|
|
|
|
|
static void
|
|
pika_buffer_source_box_class_init (PikaBufferSourceBoxClass *klass)
|
|
{
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
|
|
|
object_class->constructed = pika_buffer_source_box_constructed;
|
|
object_class->finalize = pika_buffer_source_box_finalize;
|
|
object_class->set_property = pika_buffer_source_box_set_property;
|
|
object_class->get_property = pika_buffer_source_box_get_property;
|
|
|
|
g_object_class_install_property (object_class, PROP_CONTEXT,
|
|
g_param_spec_object ("context", NULL, NULL,
|
|
PIKA_TYPE_CONTEXT,
|
|
PIKA_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT_ONLY));
|
|
|
|
g_object_class_install_property (object_class, PROP_SOURCE_NODE,
|
|
g_param_spec_object ("source-node", NULL, NULL,
|
|
GEGL_TYPE_NODE,
|
|
PIKA_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT_ONLY));
|
|
|
|
g_object_class_install_property (object_class, PROP_NAME,
|
|
g_param_spec_string ("name", NULL, NULL,
|
|
NULL,
|
|
PIKA_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT_ONLY));
|
|
|
|
g_object_class_install_property (object_class, PROP_PICKABLE,
|
|
g_param_spec_object ("pickable", NULL, NULL,
|
|
PIKA_TYPE_PICKABLE,
|
|
PIKA_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT));
|
|
|
|
g_object_class_install_property (object_class, PROP_ENABLED,
|
|
g_param_spec_boolean ("enabled", NULL, NULL,
|
|
TRUE,
|
|
PIKA_PARAM_READWRITE |
|
|
G_PARAM_CONSTRUCT));
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_init (PikaBufferSourceBox *box)
|
|
{
|
|
box->priv = pika_buffer_source_box_get_instance_private (box);
|
|
|
|
gtk_orientable_set_orientation (GTK_ORIENTABLE (box),
|
|
GTK_ORIENTATION_HORIZONTAL);
|
|
gtk_box_set_spacing (GTK_BOX (box), 2);
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_constructed (GObject *object)
|
|
{
|
|
PikaBufferSourceBox *box = PIKA_BUFFER_SOURCE_BOX (object);
|
|
|
|
box->priv->toggle = gtk_check_button_new_with_mnemonic (box->priv->name);
|
|
gtk_widget_set_valign (box->priv->toggle, GTK_ALIGN_CENTER);
|
|
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (box->priv->toggle),
|
|
box->priv->enabled);
|
|
gtk_box_pack_start (GTK_BOX (box), box->priv->toggle, FALSE, FALSE, 0);
|
|
gtk_widget_show (box->priv->toggle);
|
|
|
|
g_signal_connect_object (box->priv->toggle, "toggled",
|
|
G_CALLBACK (pika_buffer_source_box_enable_toggled),
|
|
box, 0);
|
|
|
|
box->priv->button = pika_pickable_button_new (box->priv->context,
|
|
PIKA_VIEW_SIZE_LARGE, 1);
|
|
pika_pickable_button_set_pickable (PIKA_PICKABLE_BUTTON (box->priv->button),
|
|
box->priv->pickable);
|
|
gtk_box_pack_start (GTK_BOX (box), box->priv->button, FALSE, FALSE, 0);
|
|
gtk_widget_show (box->priv->button);
|
|
|
|
box->priv->label = gtk_label_new (_("(none)"));
|
|
gtk_label_set_xalign (GTK_LABEL (box->priv->label), 0.0);
|
|
gtk_label_set_ellipsize (GTK_LABEL (box->priv->label), PANGO_ELLIPSIZE_END);
|
|
gtk_box_pack_start (GTK_BOX (box), box->priv->label, TRUE, TRUE, 0);
|
|
gtk_widget_show (box->priv->label);
|
|
|
|
g_signal_connect_object (box->priv->button, "notify::pickable",
|
|
G_CALLBACK (pika_buffer_source_box_notify_pickable),
|
|
box, 0);
|
|
|
|
G_OBJECT_CLASS (parent_class)->constructed (object);
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_finalize (GObject *object)
|
|
{
|
|
PikaBufferSourceBox *box = PIKA_BUFFER_SOURCE_BOX (object);
|
|
|
|
g_clear_object (&box->priv->context);
|
|
g_clear_object (&box->priv->source_node);
|
|
g_clear_pointer (&box->priv->name, g_free);
|
|
|
|
G_OBJECT_CLASS (parent_class)->finalize (object);
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_set_property (GObject *object,
|
|
guint property_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
PikaBufferSourceBox *box = PIKA_BUFFER_SOURCE_BOX (object);
|
|
|
|
switch (property_id)
|
|
{
|
|
case PROP_CONTEXT:
|
|
box->priv->context = g_value_dup_object (value);
|
|
break;
|
|
|
|
case PROP_SOURCE_NODE:
|
|
box->priv->source_node = g_value_dup_object (value);
|
|
break;
|
|
|
|
case PROP_NAME:
|
|
box->priv->name = g_value_dup_string (value);
|
|
break;
|
|
|
|
case PROP_PICKABLE:
|
|
box->priv->pickable = g_value_get_object (value);
|
|
if (box->priv->button)
|
|
pika_pickable_button_set_pickable (PIKA_PICKABLE_BUTTON (box->priv->button),
|
|
box->priv->pickable);
|
|
break;
|
|
|
|
case PROP_ENABLED:
|
|
box->priv->enabled = g_value_get_boolean (value);
|
|
if (box->priv->toggle)
|
|
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (box->priv->toggle),
|
|
box->priv->enabled);
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_get_property (GObject *object,
|
|
guint property_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
PikaBufferSourceBox *box = PIKA_BUFFER_SOURCE_BOX (object);
|
|
|
|
switch (property_id)
|
|
{
|
|
case PROP_CONTEXT:
|
|
g_value_set_object (value, box->priv->context);
|
|
break;
|
|
|
|
case PROP_SOURCE_NODE:
|
|
g_value_set_object (value, box->priv->source_node);
|
|
break;
|
|
|
|
case PROP_NAME:
|
|
g_value_set_string (value, box->priv->name);
|
|
break;
|
|
|
|
case PROP_PICKABLE:
|
|
g_value_set_object (value, box->priv->pickable);
|
|
break;
|
|
|
|
case PROP_ENABLED:
|
|
g_value_set_boolean (value, box->priv->enabled);
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_update_node (PikaBufferSourceBox *box)
|
|
{
|
|
GeglBuffer *buffer = NULL;
|
|
|
|
if (box->priv->pickable)
|
|
{
|
|
gchar *desc;
|
|
|
|
if (box->priv->enabled)
|
|
{
|
|
pika_pickable_flush (box->priv->pickable);
|
|
|
|
/* dup the buffer, since the original may be modified while applying
|
|
* the operation. see issue #1283.
|
|
*/
|
|
buffer = pika_gegl_buffer_dup (
|
|
pika_pickable_get_buffer (box->priv->pickable));
|
|
}
|
|
|
|
desc = pika_viewable_get_description (PIKA_VIEWABLE (box->priv->pickable),
|
|
NULL);
|
|
gtk_label_set_text (GTK_LABEL (box->priv->label), desc);
|
|
g_free (desc);
|
|
}
|
|
else
|
|
{
|
|
gtk_label_set_text (GTK_LABEL (box->priv->label), _("(none)"));
|
|
}
|
|
|
|
gegl_node_set (box->priv->source_node,
|
|
"buffer", buffer,
|
|
NULL);
|
|
|
|
g_clear_object (&buffer);
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_notify_pickable (PikaPickableButton *button,
|
|
const GParamSpec *pspec,
|
|
PikaBufferSourceBox *box)
|
|
{
|
|
box->priv->pickable = pika_pickable_button_get_pickable (button);
|
|
|
|
pika_buffer_source_box_update_node (box);
|
|
|
|
g_object_notify (G_OBJECT (box), "pickable");
|
|
}
|
|
|
|
static void
|
|
pika_buffer_source_box_enable_toggled (GtkToggleButton *button,
|
|
PikaBufferSourceBox *box)
|
|
{
|
|
box->priv->enabled = gtk_toggle_button_get_active (button);
|
|
|
|
pika_buffer_source_box_update_node (box);
|
|
|
|
g_object_notify (G_OBJECT (box), "enabled");
|
|
}
|
|
|
|
|
|
/* public functions */
|
|
|
|
GtkWidget *
|
|
pika_buffer_source_box_new (PikaContext *context,
|
|
GeglNode *source_node,
|
|
const gchar *name)
|
|
{
|
|
g_return_val_if_fail (PIKA_IS_CONTEXT (context), NULL);
|
|
g_return_val_if_fail (GEGL_IS_NODE (source_node), NULL);
|
|
g_return_val_if_fail (name != NULL, NULL);
|
|
|
|
return g_object_new (PIKA_TYPE_BUFFER_SOURCE_BOX,
|
|
"context", context,
|
|
"source-node", source_node,
|
|
"name", name,
|
|
NULL);
|
|
}
|
|
|
|
GtkWidget *
|
|
pika_buffer_source_box_get_toggle (PikaBufferSourceBox *box)
|
|
{
|
|
g_return_val_if_fail (PIKA_IS_BUFFER_SOURCE_BOX (box), NULL);
|
|
|
|
return box->priv->toggle;
|
|
}
|
