mirror of https://github.com/tmux/tmux.git
100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/* $Id: colour.c,v 1.3 2009-01-10 01:51:21 nicm Exp $ */
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/*
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* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <string.h>
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#include "tmux.h"
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const char *
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colour_tostring(u_char c)
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{
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switch (c) {
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case 0:
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return ("black");
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case 1:
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return ("red");
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case 2:
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return ("green");
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case 3:
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return ("yellow");
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case 4:
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return ("blue");
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case 5:
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return ("magenta");
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case 6:
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return ("cyan");
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case 7:
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return ("white");
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case 8:
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return ("default");
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}
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return (NULL);
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}
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/* String to colour. */
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u_char
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colour_fromstring(const char *s)
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{
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if (strcasecmp(s, "black") == 0 || (s[0] == '0' && s[1] == '\0'))
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return (0);
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if (strcasecmp(s, "red") == 0 || (s[0] == '1' && s[1] == '\0'))
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return (1);
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if (strcasecmp(s, "green") == 0 || (s[0] == '2' && s[1] == '\0'))
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return (2);
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if (strcasecmp(s, "yellow") == 0 || (s[0] == '3' && s[1] == '\0'))
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return (3);
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if (strcasecmp(s, "blue") == 0 || (s[0] == '4' && s[1] == '\0'))
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return (4);
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if (strcasecmp(s, "magenta") == 0 || (s[0] == '5' && s[1] == '\0'))
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return (5);
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if (strcasecmp(s, "cyan") == 0 || (s[0] == '6' && s[1] == '\0'))
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return (6);
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if (strcasecmp(s, "white") == 0 || (s[0] == '7' && s[1] == '\0'))
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return (7);
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if (strcasecmp(s, "default") == 0 || (s[0] == '8' && s[1] == '\0'))
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return (8);
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return (255);
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}
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u_char
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colour_translate256(u_char c)
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{
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static const u_char table[] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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0, 4, 4, 4, 12, 12, 2, 6, 4, 4, 12, 12, 2, 2, 6, 4,
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12, 12, 2, 2, 2, 6, 12, 12, 10, 10, 10, 10, 14, 12, 10, 10,
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10, 10, 10, 14, 1, 5, 4, 4, 12, 12, 3, 8, 4, 4, 12, 12,
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2, 2, 6, 4, 12, 12, 2, 2, 2, 6, 12, 12, 10, 10, 10, 10,
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14, 12, 10, 10, 10, 10, 10, 14, 1, 1, 5, 4, 12, 12, 1, 1,
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5, 4, 12, 12, 3, 3, 8, 4, 12, 12, 2, 2, 2, 6, 12, 12,
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10, 10, 10, 10, 14, 12, 10, 10, 10, 10, 10, 14, 1, 1, 1, 5,
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12, 12, 1, 1, 1, 5, 12, 12, 1, 1, 1, 5, 12, 12, 3, 3,
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3, 7, 12, 12, 10, 10, 10, 10, 14, 12, 10, 10, 10, 10, 10, 14,
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9, 9, 9, 9, 13, 12, 9, 9, 9, 9, 13, 12, 9, 9, 9, 9,
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13, 12, 9, 9, 9, 9, 13, 12, 11, 11, 11, 11, 7, 12, 10, 10,
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10, 10, 10, 14, 9, 9, 9, 9, 9, 13, 9, 9, 9, 9, 9, 13,
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9, 9, 9, 9, 9, 13, 9, 9, 9, 9, 9, 13, 9, 9, 9, 9,
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9, 13, 11, 11, 11, 11, 11, 15, 0, 0, 0, 0, 0, 0, 8, 8,
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8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 15, 15, 15, 15, 15, 15
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};
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return (table[c]);
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}
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