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/*
* Copyright 2008 Codethink Ltd.
* Copyright (c) 2015 Samsung Electronics Co., Ltd.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <glib.h>
#include <string.h>
#include <atk/atk.h>
#include <stdio.h>
#include "my-atk-object.h"
#include "my-atk-value.h"
typedef struct _MyAtkValueInfo MyAtkValueInfo;
static void atk_value_interface_init (AtkValueIface *iface);
G_DEFINE_TYPE_WITH_CODE (MyAtkValue,
my_atk_value,
MY_TYPE_ATK_OBJECT,
G_IMPLEMENT_INTERFACE (ATK_TYPE_VALUE,
atk_value_interface_init));
guint
my_atk_set_value (AtkValue *obj, gdouble min, gdouble cur, gdouble max, gdouble step)
{
MyAtkValue *self = MY_ATK_VALUE (obj);
g_return_val_if_fail (MY_IS_ATK_VALUE (obj), -1);
self->min = min;
self->cur = cur;
self->max = max;
self->step = step;
return 0;
}
static void
my_atk_value_get_value_and_text (AtkValue *obj, gdouble *value, gchar **text)
{
MyAtkValue *self = MY_ATK_VALUE (obj);
g_return_if_fail (MY_IS_ATK_VALUE (obj));
*value = self->cur;
*text = g_strdup_printf ("%f", self->cur);
}
static AtkRange*
my_atk_value_get_range (AtkValue *obj)
{
MyAtkValue *self = MY_ATK_VALUE (obj);
g_return_val_if_fail (MY_IS_ATK_VALUE (obj), NULL);
return atk_range_new (self->min, self->max, NULL);
}
static gdouble
my_atk_value_get_increment (AtkValue *obj)
{
MyAtkValue *self = MY_ATK_VALUE (obj);
g_return_val_if_fail (MY_IS_ATK_VALUE (obj), 0);
return self->step;
}
static GSList*
my_atk_value_get_sub_ranges (AtkValue *obj)
{
g_return_val_if_fail (MY_IS_ATK_VALUE (obj), NULL);
return NULL;
}
static void
my_atk_value_set_value (AtkValue *obj, const gdouble val)
{
MyAtkValue *self = MY_ATK_VALUE (obj);
g_return_if_fail (MY_IS_ATK_VALUE (obj));
if ( self->min < val && val < self->max )
self->cur = val;
return;
}
static void
atk_value_interface_init (AtkValueIface *iface)
{
if (!iface) return;
iface->get_value_and_text = my_atk_value_get_value_and_text;
iface->get_range = my_atk_value_get_range;
iface->get_increment = my_atk_value_get_increment;
iface->get_sub_ranges = my_atk_value_get_sub_ranges;
iface->set_value = my_atk_value_set_value;
}
static void
my_atk_value_init (MyAtkValue *self)
{
self->min = 0;
self->cur = 0;
self->max = 0;
self->step = 0;
}
static void
my_atk_value_class_initialize (AtkObject *obj, gpointer data)
{
}
static void
my_atk_value_class_finalize (GObject *obj)
{
}
static void
my_atk_value_class_init(MyAtkValueClass *my_class)
{
AtkObjectClass *atk_class = ATK_OBJECT_CLASS(my_class);
GObjectClass *gobject_class = G_OBJECT_CLASS(my_class);
gobject_class->finalize = my_atk_value_class_finalize;
atk_class->initialize = my_atk_value_class_initialize;
}
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