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deb-mbse/lib/term.c

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/*****************************************************************************
*
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* $Id$
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* Purpose ...............: Terminal output routines.
*
*****************************************************************************
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* Copyright (C) 1997-2004
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*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* MBSE BBS is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with MBSE BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*****************************************************************************/
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#include "../config.h"
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#include "mbselib.h"
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#include "users.h"
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int termmode; /* 0 = tty, 1 = ANSI */
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int termx = 80;
int termy = 24;
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void mbse_TermInit(int mode, int x, int y)
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{
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termmode = mode;
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termx = x;
termy = y;
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}
/*
* Changes ansi background and foreground color
*/
void mbse_colour(int fg, int bg)
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{
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if (termmode == 1) {
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int att=0, fore=37, back=40;
if (fg<0 || fg>31 || bg<0 || bg>7) {
fprintf(stdout, "ANSI: Illegal colour specified: %i, %i\n", fg, bg);
fflush(stdout);
return;
}
fprintf(stdout, "[");
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if ( fg > WHITE) {
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fprintf(stdout, "5;");
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fg-= 16;
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}
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if (fg > LIGHTGRAY) {
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att=1;
fg=fg-8;
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}
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if (fg == BLACK) fore=30;
else if (fg == BLUE) fore=34;
else if (fg == GREEN) fore=32;
else if (fg == CYAN) fore=36;
else if (fg == RED) fore=31;
else if (fg == MAGENTA) fore=35;
else if (fg == BROWN) fore=33;
else fore=37;
if (bg == BLUE) back=44;
else if (bg == GREEN) back=42;
else if (bg == CYAN) back=46;
else if (bg == RED) back=41;
else if (bg == MAGENTA) back=45;
else if (bg == BROWN) back=43;
else if (bg == LIGHTGRAY) back=47;
else back=40;
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fprintf(stdout, "%d;%d;%dm", att, fore, back);
fflush(stdout);
}
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}
void mbse_clear()
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{
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if (termmode == 1) {
mbse_colour(LIGHTGRAY, BLACK);
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fprintf(stdout, ANSI_HOME);
fprintf(stdout, ANSI_CLEAR);
} else {
fprintf(stdout, "\n");
}
fflush(stdout);
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}
/*
* Moves cursor to specified position
*/
void mbse_locate(int y, int x)
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{
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if (termmode > 0) {
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if (y > termy || x > termx) {
fprintf(stdout, "ANSI: Invalid screen coordinates: %i, %i\n", y, x);
fflush(stdout);
return;
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}
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fprintf(stdout, "\x1B[%i;%iH", y, x);
fflush(stdout);
}
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}
/*
* curses compatible functions
*/
void mbse_mvprintw(int y, int x, const char *format, ...)
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{
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char *outputstr;
va_list va_ptr;
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outputstr = calloc(2048, sizeof(char));
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va_start(va_ptr, format);
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vsnprintf(outputstr, 2048, format, va_ptr);
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va_end(va_ptr);
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mbse_locate(y, x);
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fprintf(stdout, outputstr);
free(outputstr);
fflush(stdout);
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}