diff options
Diffstat (limited to 'gs/src/gxht.h')
| -rw-r--r-- | gs/src/gxht.h | 119 |
1 files changed, 64 insertions, 55 deletions
diff --git a/gs/src/gxht.h b/gs/src/gxht.h index 4a13e13f3..56b8c74b6 100644 --- a/gs/src/gxht.h +++ b/gs/src/gxht.h @@ -1,22 +1,22 @@ /* Copyright (C) 1993, 1995, 1996, 1997, 1998 Aladdin Enterprises. All rights reserved. - - This file is part of Aladdin Ghostscript. - - Aladdin Ghostscript is distributed with NO WARRANTY OF ANY KIND. No author - or distributor accepts any responsibility for the consequences of using it, - or for whether it serves any particular purpose or works at all, unless he - or she says so in writing. Refer to the Aladdin Ghostscript Free Public - License (the "License") for full details. - - Every copy of Aladdin Ghostscript must include a copy of the License, - normally in a plain ASCII text file named PUBLIC. The License grants you - the right to copy, modify and redistribute Aladdin Ghostscript, but only - under certain conditions described in the License. Among other things, the - License requires that the copyright notice and this notice be preserved on - all copies. -*/ - -/*Id: gxht.h */ + + This file is part of Aladdin Ghostscript. + + Aladdin Ghostscript is distributed with NO WARRANTY OF ANY KIND. No author + or distributor accepts any responsibility for the consequences of using it, + or for whether it serves any particular purpose or works at all, unless he + or she says so in writing. Refer to the Aladdin Ghostscript Free Public + License (the "License") for full details. + + Every copy of Aladdin Ghostscript must include a copy of the License, + normally in a plain ASCII text file named PUBLIC. The License grants you + the right to copy, modify and redistribute Aladdin Ghostscript, but only + under certain conditions described in the License. Among other things, the + License requires that the copyright notice and this notice be preserved on + all copies. + */ + +/*Id: gxht.h */ /* Rest of (client) halftone definitions */ #ifndef gxht_INCLUDED @@ -71,28 +71,32 @@ /* Type 1 halftone. This is just a Level 1 halftone with */ /* a few extra members. */ typedef struct gs_spot_halftone_s { - gs_screen_halftone screen; - bool accurate_screens; - gs_mapping_proc transfer; /* OBSOLETE */ - gs_mapping_closure_t transfer_closure; + gs_screen_halftone screen; + bool accurate_screens; + gs_mapping_proc transfer; /* OBSOLETE */ + gs_mapping_closure_t transfer_closure; } gs_spot_halftone; + #define st_spot_halftone_max_ptrs st_screen_halftone_max_ptrs + 1 /* Type 3 halftone. */ typedef struct gs_threshold_halftone_s { - int width; - int height; - gs_const_string thresholds; - gs_mapping_proc transfer; /* OBSOLETE */ - gs_mapping_closure_t transfer_closure; + int width; + int height; + gs_const_string thresholds; + gs_mapping_proc transfer; /* OBSOLETE */ + gs_mapping_closure_t transfer_closure; } gs_threshold_halftone; + #define st_threshold_halftone_max_ptrs 2 /* Client-defined halftone that generates a halftone order. */ typedef struct gs_client_order_halftone_s gs_client_order_halftone; + #ifndef gx_ht_order_DEFINED # define gx_ht_order_DEFINED typedef struct gx_ht_order_s gx_ht_order; + #endif typedef struct gs_client_order_ht_procs_s { @@ -101,10 +105,10 @@ typedef struct gs_client_order_ht_procs_s { * (see gzht.h) does everything but fill in the actual data. */ - int (*create_order)(P4(gx_ht_order *porder, - gs_state *pgs, - const gs_client_order_halftone *phcop, - gs_memory_t *mem)); + int (*create_order) (P4(gx_ht_order * porder, + gs_state * pgs, + const gs_client_order_halftone * phcop, + gs_memory_t * mem)); } gs_client_order_ht_procs_t; struct gs_client_order_halftone_s { @@ -115,18 +119,20 @@ struct gs_client_order_halftone_s { const void *client_data; gs_mapping_closure_t transfer_closure; }; + #define st_client_order_halftone_max_ptrs 2 /* Define the elements of a Type 5 halftone. */ typedef struct gs_halftone_component_s { - gs_ht_separation_name cname; - gs_halftone_type type; - union { - gs_spot_halftone spot; /* Type 1 */ - gs_threshold_halftone threshold; /* Type 3 */ - gs_client_order_halftone client_order; /* client order */ - } params; + gs_ht_separation_name cname; + gs_halftone_type type; + union { + gs_spot_halftone spot; /* Type 1 */ + gs_threshold_halftone threshold; /* Type 3 */ + gs_client_order_halftone client_order; /* client order */ + } params; } gs_halftone_component; + extern_st(st_halftone_component); #define public_st_halftone_component() /* in gsht1.c */\ gs_public_st_composite(st_halftone_component, gs_halftone_component,\ @@ -143,9 +149,10 @@ extern_st(st_ht_component_element); /* Define the Type 5 halftone itself. */ typedef struct gs_multiple_halftone_s { - gs_halftone_component *components; - uint num_comp; + gs_halftone_component *components; + uint num_comp; } gs_multiple_halftone; + #define st_multiple_halftone_max_ptrs 1 /* @@ -158,17 +165,18 @@ typedef struct gs_multiple_halftone_s { * allocator as the halftone structure itself. */ struct gs_halftone_s { - gs_halftone_type type; - rc_header rc; - union { - gs_screen_halftone screen; /* setscreen */ - gs_colorscreen_halftone colorscreen; /* setcolorscreen */ - gs_spot_halftone spot; /* Type 1 */ - gs_threshold_halftone threshold; /* Type 3 */ - gs_client_order_halftone client_order; /* client order */ - gs_multiple_halftone multiple; /* Type 5 */ - } params; + gs_halftone_type type; + rc_header rc; + union { + gs_screen_halftone screen; /* setscreen */ + gs_colorscreen_halftone colorscreen; /* setcolorscreen */ + gs_spot_halftone spot; /* Type 1 */ + gs_threshold_halftone threshold; /* Type 3 */ + gs_client_order_halftone client_order; /* client order */ + gs_multiple_halftone multiple; /* Type 5 */ + } params; }; + extern_st(st_halftone); #define public_st_halftone() /* in gsht.c */\ gs_public_st_composite(st_halftone, gs_halftone, "gs_halftone",\ @@ -185,12 +193,13 @@ extern_st(st_halftone); * Set/get the default AccurateScreens value (for set[color]screen). * Note that this value is stored in a static variable. */ -void gs_setaccuratescreens(P1(bool)); -bool gs_currentaccuratescreens(P0()); +void gs_setaccuratescreens(P1(bool)); +bool gs_currentaccuratescreens(P0()); /* Initiate screen sampling with optional AccurateScreens. */ int gs_screen_init_memory(P5(gs_screen_enum *, gs_state *, gs_screen_halftone *, bool, gs_memory_t *)); + #define gs_screen_init_accurate(penum, pgs, phsp, accurate)\ gs_screen_init_memory(penum, pgs, phsp, accurate, pgs->memory) @@ -203,7 +212,7 @@ int gs_screen_init_memory(P5(gs_screen_enum *, gs_state *, * * Note that this value is stored in a static variable. */ -void gs_setminscreenlevels(P1(uint)); -uint gs_currentminscreenlevels(P0()); +void gs_setminscreenlevels(P1(uint)); +uint gs_currentminscreenlevels(P0()); -#endif /* gxht_INCLUDED */ +#endif /* gxht_INCLUDED */ |