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/*-
* tirc -- client for the Internet Relay Chat
*
* Copyright (c) 1996, 1997, 1998
* Matthias Buelow. All rights reserved.
*
* See the file ``COPYRIGHT'' for the usage and distribution
* license and warranty disclaimer.
*/
#ifndef lint
static char rcsid[] = "$Id: colour.c,v 1.11 1998/02/17 09:25:51 mkb Exp $";
#endif
#include "tirc.h"
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "colour.h"
#ifdef WITH_ANSI_COLOURS
extern char ppre[];
static int cfg[DISTINCT_COLOURS], cbg[DISTINCT_COLOURS];
static char *colnames[MAX_COLOURS] = {
"black", "red", "green", "yellow", "blue", "magenta", "cyan", "white",
"brightblack", "brightred", "brightgreen", "brightyellow",
"brightblue", "brightmagenta", "brightcyan", "brightwhite", "transparent" };
/* XXX must be the same order as the constants in colour.h! */
static char *coltypes[DISTINCT_COLOURS] = {
"text", "foc_status", "nfoc_status", "prompt", "servmsg",
"privmsg", "chanmsg", "ownmsg", "dccmsg", "warn", "action",
"boldnick", "help" };
/*
* Setup colourization.
*/
void
setup_colour()
{
/* Start with reasonable colours */
cfg[COLI_TEXT] = COLOUR_WHITE;
cbg[COLI_TEXT] = COLOUR_BLACK;
cfg[COLI_FOC_STATUS] = COLOUR_BLACK;
cbg[COLI_FOC_STATUS] = COLOUR_GREEN;
cfg[COLI_NFOC_STATUS] = COLOUR_GREEN;
cbg[COLI_NFOC_STATUS] = COLOUR_BLUE;
cfg[COLI_PROMPT] = COLOUR_GREEN;
cbg[COLI_PROMPT] = COLOUR_BLACK;
cfg[COLI_SERVMSG] = COLOUR_CYAN;
cbg[COLI_SERVMSG] = COLOUR_BLACK;
cfg[COLI_PRIVMSG] = COLOUR_WHITE;
cbg[COLI_PRIVMSG] = COLOUR_BLUE;
cfg[COLI_CHANMSG] = COLOUR_WHITE;
cbg[COLI_CHANMSG] = COLOUR_BLACK;
cfg[COLI_OWNMSG] = COLOUR_YELLOW;
cbg[COLI_OWNMSG] = COLOUR_BLACK;
cfg[COLI_DCCMSG] = COLOUR_BLACK;
cbg[COLI_DCCMSG] = COLOUR_CYAN;
cfg[COLI_WARN] = COLOUR_RED_BRIGHT;
cbg[COLI_WARN] = COLOUR_BLACK;
cfg[COLI_ACTION] = COLOUR_MAGENTA_BRIGHT;
cbg[COLI_ACTION] = COLOUR_BLACK;
cfg[COLI_BOLDNICK] = COLOUR_WHITE_BRIGHT;
cbg[COLI_BOLDNICK] = COLOUR_BLACK;
cfg[COLI_HELP] = COLOUR_MAGENTA;
cbg[COLI_HELP] = COLOUR_BLACK;
}
/*
* get_fg_colour_for and get_bg_colour_for return the current colour
* value for the desired message type.
*/
int
get_fg_colour_for(msgtype)
int msgtype;
{
return cfg[msgtype];
}
int
get_bg_colour_for(msgtype)
int msgtype;
{
return cbg[msgtype];
}
/*
* Returns a pointer to a string which sets the tty's foreground colour
* to the requested value.
*/
char *
set_colour(foreground, background)
int foreground, background;
{
static char attrs[32];
sprintf(attrs, "\033[%d;%dm", foreground >> 3, (foreground & 7)+30);
if (background != COLOUR_TRANSPARENT)
sprintf(&attrs[strlen(attrs)-1], ";%dm", (background & 7)+40);
return attrs;
}
/*
* Return to default attribute.
*/
char *
colour_off()
{
static char nocol[] = "\033[0m";
return nocol;
}
/*
* Parses a user colour set command.
*/
void
colour_set(cn, fgcv, bgcv)
char *cn, *fgcv, *bgcv;
{
int ty, fg, bg;
for (ty = 0; ty < DISTINCT_COLOURS; ty++)
if (!strcmp(coltypes[ty], cn))
break;
if (ty == DISTINCT_COLOURS) {
setlog(0);
iw_printf(COLI_TEXT, "%sInvalid colour type: %s\n", ppre, cn);
setlog(1);
return;
}
if (colour_atoi(fgcv, bgcv, &fg, &bg) == -1)
return;
cfg[ty] = fg;
cbg[ty] = bg;
setlog(0);
iw_printf(COLI_TEXT, "%sColour applied\n", ppre);
setlog(1);
}
/*
* Sets fg and bg colour values for colour strings.
* Returns 0 on success, -1 on failure.
*/
int
colour_atoi(fgs, bgs, fgc, bgc)
char *fgs, *bgs;
int *fgc, *bgc;
{
int fg, bg;
for (fg = 0; fg < MAX_COLOURS; fg++)
if (!strcmp(colnames[fg], fgs))
break;
if (fg == MAX_COLOURS) {
iw_printf(COLI_TEXT, "%sInvalid foreground colour name: %s\n",
ppre, fgs);
return -1;
}
for (bg = 0; bg < MAX_COLOURS; bg++)
if (!strcmp(colnames[bg], bgs))
break;
if (bg == MAX_COLOURS) {
iw_printf(COLI_TEXT, "%sInvalid background colour name: %s\n",
ppre, bgs);
return -1;
}
*fgc = fg;
*bgc = bg;
return 0;
}
/*
* Returns a string containing the name for the colour index specified in
* the 'which parameter.
*/
const char *
getcolourname(which)
int which;
{
static char invcol[] = "invalid";
if (which < 0 || which >= MAX_COLOURS)
return invcol;
return (const char *)colnames[which];
}
void
set_fg_colour_for(msgtype, val)
int msgtype, val;
{
cfg[msgtype] = val;
}
void
set_bg_colour_for(msgtype, val)
int msgtype, val;
{
cbg[msgtype] = val;
}
#endif /* WITH_ANSI_COLOURS */
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