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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) 1997-2002
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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
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************/
#define DB_USERS
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#include "../config.h"
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#include "libs.h"
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#include "memwatch.h"
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#include "structs.h"
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#include "users.h"
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#include "ansi.h"
#include "records.h"
#include "common.h"
int termmode; /* 0 = tty, 1 = ANSI */
void TermInit(int mode)
{
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termmode = mode;
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}
/*
* Function will print about of enters specified
*/
void Enter(int num)
{
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int i;
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for (i = 0; i < num; i++)
fprintf(stdout, "\n");
fflush(stdout);
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}
void pout(int fg, int bg, char *Str)
{
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colour(fg, bg);
fprintf(stdout, Str);
fflush(stdout);
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}
void poutCenter(int fg, int bg, char *Str)
{
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colour(fg, bg);
Center(Str);
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}
void poutCR(int fg, int bg, char *Str)
{
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colour(fg, bg);
fputs(Str, stdout);
fflush(stdout);
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}
/*
* Changes ansi background and foreground color
*/
void colour(int fg, int bg)
{
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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, "[");
if ( fg > 15) {
fprintf(stdout, "5;");
fg-=16;
}
if (fg > 7) {
att=1;
fg=fg-8;
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}
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if (fg==0) fore=30;
else if (fg==1) fore=34;
else if (fg==2) fore=32;
else if (fg==3) fore=36;
else if (fg==4) fore=31;
else if (fg==5) fore=35;
else if (fg==6) fore=33;
else fore=37;
if (bg==1) back=44;
else if (bg==2) back=42;
else if (bg==3) back=46;
else if (bg==4) back=41;
else if (bg==5) back=45;
else if (bg==6) back=43;
else if (bg==7) back=47;
else back=40;
fprintf(stdout, "%d;%d;%dm", att, fore, back);
fflush(stdout);
}
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}
void Center(char *string)
{
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int Strlen;
int Maxlen = 70;
int i, x, z;
char *Str;
Str = calloc(81, sizeof(char));
Strlen = strlen(string);
if (Strlen == Maxlen)
fprintf(stdout, "%s\n", string);
else {
x = Maxlen - Strlen;
z = x / 2;
for (i = 0; i < z; i++)
strcat(Str, " ");
strcat(Str, string);
fprintf(stdout, "%s\n", Str);
}
fflush(stdout);
free(Str);
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}
void clear()
{
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if (termmode == 1) {
colour(LIGHTGRAY, BLACK);
fprintf(stdout, ANSI_HOME);
fprintf(stdout, ANSI_CLEAR);
fflush(stdout);
} else
Enter(1);
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}
/*
* Moves cursor to specified position
*/
void locate(int y, int x)
{
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if (termmode > 0) {
if (exitinfo.iScreenLen != 0) {
if (y > exitinfo.iScreenLen || x > 80) {
fprintf(stdout, "ANSI: Invalid screen coordinates: %i, %i\n", y, x);
fprintf(stdout, "ANSI: exitinfo.iScreenLen: %i\n", exitinfo.iScreenLen);
fflush(stdout);
return;
}
} else {
if (y > 25 || x > 80) {
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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}
void fLine(int Len)
{
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int x;
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if (termmode == 0)
for (x = 0; x < Len; x++)
fprintf(stdout, "-");
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if (termmode == 1)
for (x = 0; x < Len; x++)
fprintf(stdout, "%c", 196);
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fprintf(stdout, " \n");
fflush(stdout);
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}
void sLine()
{
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fLine(79);
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}
/*
* curses compatible functions
*/
void mvprintw(int y, int x, const char *format, ...)
{
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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);
vsprintf(outputstr, format, va_ptr);
va_end(va_ptr);
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locate(y, x);
fprintf(stdout, outputstr);
free(outputstr);
fflush(stdout);
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}