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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
*
* gimpchecks.c
* Copyright (C) 2004 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 3 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
* Lesser 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, see
* <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <glib-object.h>
#include "gimpbasetypes.h"
#include "gimpchecks.h"
/**
* SECTION: gimpchecks
* @title: gimpchecks
* @short_description: Constants and functions related to rendering
* checkerboards.
*
* Constants and functions related to rendering checkerboards.
**/
/**
* gimp_checks_get_shades:
* @type: the checkerboard type
* @light: return location for the light shade
* @dark: return location for the dark shade
*
* Retrieves the actual shades of gray to use when drawing a
* checkerboard for a certain #GimpCheckType.
*
* Since: 2.2
**/
void
gimp_checks_get_shades (GimpCheckType type,
guchar *light,
guchar *dark)
{
const guchar shades[6][2] =
{
{ 204, 255 }, /* LIGHT_CHECKS */
{ 102, 153 }, /* GRAY_CHECKS */
{ 0, 51 }, /* DARK_CHECKS */
{ 255, 255 }, /* WHITE_ONLY */
{ 127, 127 }, /* GRAY_ONLY */
{ 0, 0 } /* BLACK_ONLY */
};
type = MIN (type, 5);
if (light)
*light = shades[type][1];
if (dark)
*dark = shades[type][0];
}
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