gimp/libgimpcolor/gimpcolormanaged.c

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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
*
* GimpColorManaged interface
* Copyright (C) 2007 Sven Neumann <sven@gimp.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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 Lesser 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 "config.h"
#include <glib-object.h>
#include "gimpcolortypes.h"
#include "gimpcolormanaged.h"
enum
{
PROFILE_CHANGED,
LAST_SIGNAL
};
static void gimp_color_managed_base_init (GimpColorManagedInterface *iface);
static guint gimp_color_managed_signals[LAST_SIGNAL] = { 0 };
GType
gimp_color_managed_interface_get_type (void)
{
static GType iface_type = 0;
if (! iface_type)
{
const GTypeInfo iface_info =
{
sizeof (GimpColorManagedInterface),
(GBaseInitFunc) gimp_color_managed_base_init,
(GBaseFinalizeFunc) NULL,
};
iface_type = g_type_register_static (G_TYPE_INTERFACE,
"GimpColorManagedInterface",
&iface_info, 0);
g_type_interface_add_prerequisite (iface_type, G_TYPE_OBJECT);
}
return iface_type;
}
static void
gimp_color_managed_base_init (GimpColorManagedInterface *iface)
{
static gboolean initialized = FALSE;
if (! initialized)
{
gimp_color_managed_signals[PROFILE_CHANGED] =
g_signal_new ("profile-changed",
G_TYPE_FROM_INTERFACE (iface),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GimpColorManagedInterface,
profile_changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
iface->get_icc_profile = NULL;
iface->profile_changed = NULL;
initialized = TRUE;
}
}
/**
* gimp_color_managed_get_icc_profile:
* @managed: an object the implements the #GimpColorManaged interface
* @len: return location for the number of bytes in the profile data
*
* Return value: A pointer to a blob of data that represents an ICC
* color profile.
*
* Since: GIMP 2.4
**/
const guint8 *
gimp_color_managed_get_icc_profile (GimpColorManaged *managed,
gsize *len)
{
GimpColorManagedInterface *iface;
g_return_val_if_fail (GIMP_IS_COLOR_MANAGED (managed), NULL);
g_return_val_if_fail (len != NULL, NULL);
*len = 0;
iface = GIMP_COLOR_MANAGED_GET_INTERFACE (managed);
if (iface->get_icc_profile)
return iface->get_icc_profile (managed, len);
return NULL;
}
/**
* gimp_color_managed_profile_changed:
* @managed: an object the implements the #GimpColorManaged interface
*
* Emits the "profile-changed" signal.
*
* Since: GIMP 2.4
**/
void
gimp_color_managed_profile_changed (GimpColorManaged *managed)
{
g_return_if_fail (GIMP_IS_COLOR_MANAGED (managed));
g_signal_emit (managed, gimp_color_managed_signals[PROFILE_CHANGED], 0);
}