PIKApp/app/core/pikasamplepoint.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 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 <gio/gio.h>
#include "libpikabase/pikabase.h"
#include "libpikaconfig/pikaconfig.h"
#include "core-types.h"
#include "pikasamplepoint.h"
enum
{
PROP_0,
PROP_POSITION_X,
PROP_POSITION_Y,
PROP_PICK_MODE
};
struct _PikaSamplePointPrivate
{
gint position_x;
gint position_y;
PikaColorPickMode pick_mode;
};
static void pika_sample_point_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec);
static void pika_sample_point_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec);
G_DEFINE_TYPE_WITH_PRIVATE (PikaSamplePoint, pika_sample_point,
PIKA_TYPE_AUX_ITEM)
static void
pika_sample_point_class_init (PikaSamplePointClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->get_property = pika_sample_point_get_property;
object_class->set_property = pika_sample_point_set_property;
PIKA_CONFIG_PROP_INT (object_class, PROP_POSITION_X,
"position-x",
NULL, NULL,
PIKA_SAMPLE_POINT_POSITION_UNDEFINED,
PIKA_MAX_IMAGE_SIZE,
PIKA_SAMPLE_POINT_POSITION_UNDEFINED,
0);
PIKA_CONFIG_PROP_INT (object_class, PROP_POSITION_Y,
"position-y",
NULL, NULL,
PIKA_SAMPLE_POINT_POSITION_UNDEFINED,
PIKA_MAX_IMAGE_SIZE,
PIKA_SAMPLE_POINT_POSITION_UNDEFINED,
0);
PIKA_CONFIG_PROP_ENUM (object_class, PROP_PICK_MODE,
"pick-mode",
NULL, NULL,
PIKA_TYPE_COLOR_PICK_MODE,
PIKA_COLOR_PICK_MODE_PIXEL,
0);
}
static void
pika_sample_point_init (PikaSamplePoint *sample_point)
{
sample_point->priv = pika_sample_point_get_instance_private (sample_point);
}
static void
pika_sample_point_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
PikaSamplePoint *sample_point = PIKA_SAMPLE_POINT (object);
switch (property_id)
{
case PROP_POSITION_X:
g_value_set_int (value, sample_point->priv->position_x);
break;
case PROP_POSITION_Y:
g_value_set_int (value, sample_point->priv->position_y);
break;
case PROP_PICK_MODE:
g_value_set_enum (value, sample_point->priv->pick_mode);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
pika_sample_point_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
PikaSamplePoint *sample_point = PIKA_SAMPLE_POINT (object);
switch (property_id)
{
case PROP_POSITION_X:
sample_point->priv->position_x = g_value_get_int (value);
break;
case PROP_POSITION_Y:
sample_point->priv->position_y = g_value_get_int (value);
break;
case PROP_PICK_MODE:
sample_point->priv->pick_mode = g_value_get_enum (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
PikaSamplePoint *
pika_sample_point_new (guint32 sample_point_ID)
{
return g_object_new (PIKA_TYPE_SAMPLE_POINT,
"id", sample_point_ID,
NULL);
}
void
pika_sample_point_get_position (PikaSamplePoint *sample_point,
gint *position_x,
gint *position_y)
{
g_return_if_fail (PIKA_IS_SAMPLE_POINT (sample_point));
g_return_if_fail (position_x != NULL);
g_return_if_fail (position_y != NULL);
*position_x = sample_point->priv->position_x;
*position_y = sample_point->priv->position_y;
}
void
pika_sample_point_set_position (PikaSamplePoint *sample_point,
gint position_x,
gint position_y)
{
g_return_if_fail (PIKA_IS_SAMPLE_POINT (sample_point));
if (sample_point->priv->position_x != position_x ||
sample_point->priv->position_y != position_y)
{
sample_point->priv->position_x = position_x;
sample_point->priv->position_y = position_y;
g_object_freeze_notify (G_OBJECT (sample_point));
g_object_notify (G_OBJECT (sample_point), "position-x");
g_object_notify (G_OBJECT (sample_point), "position-y");
g_object_thaw_notify (G_OBJECT (sample_point));
}
}
PikaColorPickMode
pika_sample_point_get_pick_mode (PikaSamplePoint *sample_point)
{
g_return_val_if_fail (PIKA_IS_SAMPLE_POINT (sample_point),
PIKA_COLOR_PICK_MODE_PIXEL);
return sample_point->priv->pick_mode;
}
void
pika_sample_point_set_pick_mode (PikaSamplePoint *sample_point,
PikaColorPickMode pick_mode)
{
g_return_if_fail (PIKA_IS_SAMPLE_POINT (sample_point));
if (sample_point->priv->pick_mode != pick_mode)
{
sample_point->priv->pick_mode = pick_mode;
g_object_notify (G_OBJECT (sample_point), "pick-mode");
}
}