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/* Copyright (C) 2001-2020 Artifex Software, Inc.
All Rights Reserved.
This software is provided AS-IS with no warranty, either express or
implied.
This software is distributed under license and may not be copied,
modified or distributed except as expressly authorized under the terms
of the license contained in the file LICENSE in this distribution.
Refer to licensing information at http://www.artifex.com or contact
Artifex Software, Inc., 1305 Grant Avenue - Suite 200, Novato,
CA 94945, U.S.A., +1(415)492-9861, for further information.
*/
/* Definitions for trapping parameters and zones */
#ifndef gstrap_INCLUDED
# define gstrap_INCLUDED
#include "gsparam.h"
#include "gspath.h"
/* ---------------- Types and structures ---------------- */
/* Define the placement of image traps. */
typedef enum {
tp_Center,
tp_Choke,
tp_Spread,
tp_Normal
} gs_trap_placement_t;
#define gs_trap_placement_names\
"Center", "Choke", "Spread", "Normal"
/* Define a trapping parameter set. */
typedef struct gs_trap_params_s {
float BlackColorLimit; /* 0-1 */
float BlackDensityLimit; /* > 0 */
float BlackWidth; /* > 0 */
/* ColorantZoneDetails; */
bool Enabled;
/* HalftoneName; */
bool ImageInternalTrapping;
bool ImagemaskTrapping;
int ImageResolution;
bool ImageToObjectTrapping;
gs_trap_placement_t ImageTrapPlacement;
float SlidingTrapLimit; /* 0-1 */
float StepLimit; /* 0-1 */
float TrapColorScaling; /* 0-1 */
float TrapWidth; /* > 0 */
} gs_trap_params_t;
/* Define a trapping zone. ****** SUBJECT TO CHANGE ****** */
typedef struct gs_trap_zone_s {
gs_trap_params_t params;
gx_path *zone;
} gs_trap_zone_t;
/* ---------------- Procedures ---------------- */
int gs_settrapparams(gs_trap_params_t * params, gs_param_list * list);
#endif /* gstrap_INCLUDED */
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