/* Copyright (C) 2000 Aladdin Enterprises.  All rights reserved.
  
  This file is part of GNU Ghostscript.
  
  GNU Ghostscript is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY.  No author or distributor accepts responsibility
  to anyone for the consequences of using it or for whether it serves any
  particular purpose or works at all, unless he says so in writing.  Refer
  to the GNU General Public License for full details.
  
  Everyone is granted permission to copy, modify and redistribute GNU
  Ghostscript, but only under the conditions described in the GNU General
  Public License.  A copy of this license is supposed to have been given
  to you along with GNU Ghostscript so you can know your rights and
  responsibilities.  It should be in a file named COPYING.  Among other
  things, the copyright notice and this notice must be preserved on all
  copies.
*/

/*$RCSfile: gscdevn.h,v $ $Revision: 1.3.2.1 $ */
/* Client interface to DeviceN color */

#ifndef gscdevn_INCLUDED
#  define gscdevn_INCLUDED

#include "gscspace.h"

/*
 * Allocate and fill in a DeviceN color space.
 * Note that the client is responsible for memory management of the
 * name array and (if used) the tint transform Function.
 */
int gs_cspace_build_DeviceN(P5(
			       gs_color_space **ppcspace,
			       gs_separation_name *psnames,
			       uint num_components,
			       const gs_color_space *palt_cspace,
			       gs_memory_t *pmem
			       ));

/* Set the tint transformation procedure for a DeviceN color space. */
/* VMS limits procedure names to 31 characters, and some systems only */
/* compare the first 23 characters. */
extern int gs_cspace_set_devn_proc(P3(
				      gs_color_space * pcspace,
			int (*proc)(P5(const gs_device_n_params *,
				       const float *,
				       float *,
				       const gs_imager_state *,
				       void *
				       )),
				      void *proc_data
				      ));

/* Set the DeviceN tint transformation procedure to a Function. */
#ifndef gs_function_DEFINED
typedef struct gs_function_s gs_function_t;
#  define gs_function_DEFINED
#endif
int gs_cspace_set_devn_function(P2(gs_color_space *pcspace,
				   gs_function_t *pfn));

/*
 * If the DeviceN tint transformation procedure is a Function,
 * return the function object, otherwise return 0.
 */
gs_function_t *gs_cspace_get_devn_function(P1(const gs_color_space *pcspace));

#endif /* gscdevn_INCLUDED */
