| /**************************************************************************** |
| * Copyright 2018-2020,2021 Thomas E. Dickey * |
| * Copyright 2017 Free Software Foundation, Inc. * |
| * * |
| * Permission is hereby granted, free of charge, to any person obtaining a * |
| * copy of this software and associated documentation files (the * |
| * "Software"), to deal in the Software without restriction, including * |
| * without limitation the rights to use, copy, modify, merge, publish, * |
| * distribute, distribute with modifications, sublicense, and/or sell * |
| * copies of the Software, and to permit persons to whom the Software is * |
| * furnished to do so, subject to the following conditions: * |
| * * |
| * The above copyright notice and this permission notice shall be included * |
| * in all copies or substantial portions of the Software. * |
| * * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * |
| * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * |
| * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * |
| * * |
| * Except as contained in this notice, the name(s) of the above copyright * |
| * holders shall not be used in advertising or otherwise to promote the * |
| * sale, use or other dealings in this Software without prior written * |
| * authorization. * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Author: Thomas E. Dickey * |
| ****************************************************************************/ |
| |
| /* |
| * Common type definitions and macros for new_pair.c, lib_color.c |
| * |
| * $Id: new_pair.h,v 1.13 2021/09/24 17:52:01 tom Exp $ |
| */ |
| |
| #ifndef NEW_PAIR_H |
| #define NEW_PAIR_H 1 |
| /* *INDENT-OFF* */ |
| |
| #include <ncurses_cfg.h> |
| #include <ncurses_dll.h> |
| |
| #include <sys/types.h> |
| |
| #undef SCREEN |
| #define SCREEN struct screen |
| SCREEN; |
| |
| #define LIMIT_TYPED(n,t) \ |
| (t)(((n) > MAX_OF_TYPE(t)) \ |
| ? MAX_OF_TYPE(t) \ |
| : ((n) < -MAX_OF_TYPE(t)) \ |
| ? -MAX_OF_TYPE(t) \ |
| : (n)) |
| |
| #define limit_COLOR(n) LIMIT_TYPED(n,NCURSES_COLOR_T) |
| #define limit_PAIRS(n) LIMIT_TYPED(n,NCURSES_PAIRS_T) |
| |
| #define MAX_XCURSES_PAIR MAX_OF_TYPE(NCURSES_PAIRS_T) |
| |
| #if NCURSES_EXT_COLORS |
| #define OPTIONAL_PAIR GCC_UNUSED |
| #define get_extended_pair(opts, color_pair) \ |
| if ((opts) != NULL) { \ |
| *(int*)(opts) = color_pair; \ |
| } |
| #define set_extended_pair(opts, color_pair) \ |
| if ((opts) != NULL) { \ |
| color_pair = *(const int*)(opts); \ |
| } |
| #else |
| #define OPTIONAL_PAIR /* nothing */ |
| #define get_extended_pair(opts, color_pair) /* nothing */ |
| #define set_extended_pair(opts, color_pair) \ |
| if ((opts) != NULL) { \ |
| color_pair = -1; \ |
| } |
| #endif |
| |
| #ifdef NEW_PAIR_INTERNAL |
| |
| typedef enum { |
| cpKEEP = -1, /* color pair 0 */ |
| cpFREE = 0, /* free for use */ |
| cpINIT = 1 /* initialized */ |
| } CPMODE; |
| |
| typedef struct _color_pairs |
| { |
| int fg; |
| int bg; |
| #if NCURSES_EXT_COLORS |
| int mode; /* tells if the entry is allocated or free */ |
| int prev; /* index of previous item */ |
| int next; /* index of next item */ |
| #endif |
| } |
| colorpair_t; |
| |
| #define MakeColorPair(target,f,b) target.fg = f, target.bg = b |
| #define isSamePair(a,b) ((a).fg == (b).fg && (a).bg == (b).bg) |
| #define FORE_OF(c) (c).fg |
| #define BACK_OF(c) (c).bg |
| |
| /* |
| * Ensure that we use color pairs only when colors have been started, and also |
| * that the index is within the limits of the table which we allocated. |
| */ |
| #define ValidPair(sp,pair) \ |
| ((sp != 0) && (pair >= 0) && (pair < sp->_pair_limit) && sp->_coloron) |
| |
| #if NCURSES_EXT_COLORS |
| extern NCURSES_EXPORT(void) _nc_copy_pairs(SCREEN*, colorpair_t*, colorpair_t*, int); |
| extern NCURSES_EXPORT(void) _nc_free_ordered_pairs(SCREEN*); |
| extern NCURSES_EXPORT(void) _nc_reset_color_pair(SCREEN*, int, colorpair_t*); |
| extern NCURSES_EXPORT(void) _nc_set_color_pair(SCREEN*, int, int); |
| #else |
| #define _nc_free_ordered_pairs(sp) /* nothing */ |
| #define _nc_reset_color_pair(sp, pair, data) /* nothing */ |
| #define _nc_set_color_pair(sp, pair, mode) /* nothing */ |
| #endif |
| |
| #else |
| |
| typedef struct _color_pairs colorpair_t; |
| |
| #endif /* NEW_PAIR_INTERNAL */ |
| |
| #if NO_LEAKS |
| extern NCURSES_EXPORT(void) _nc_new_pair_leaks(SCREEN*); |
| #endif |
| |
| /* *INDENT-ON* */ |
| |
| #endif /* NEW_PAIR_H */ |