diff options
Diffstat (limited to 'Text.c')
| -rw-r--r-- | Text.c | 297 |
1 files changed, 0 insertions, 297 deletions
@@ -1,297 +0,0 @@ -/* $Id: Text.c,v 1.15 2004/03/03 03:47:04 reinelt Exp $ - * - * pure ncurses based text driver - * - * Copyright 2001 Leopold Tötsch <lt@toetsch.at> - * - * This file is part of LCD4Linux. - * - * LCD4Linux 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. - * - * LCD4Linux 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 this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * - * $Log: Text.c,v $ - * Revision 1.15 2004/03/03 03:47:04 reinelt - * big patch from Martin Hejl: - * - use qprintf() where appropriate - * - save CPU cycles on gettimeofday() - * - add quit() functions to free allocated memory - * - fixed lots of memory leaks - * - * Revision 1.14 2004/01/29 04:40:02 reinelt - * every .c file includes "config.h" now - * - * Revision 1.13 2004/01/09 04:16:06 reinelt - * added 'section' argument to cfg_get(), but NULLed it on all calls by now. - * - * Revision 1.12 2003/10/05 17:58:50 reinelt - * libtool junk; copyright messages cleaned up - * - * Revision 1.11 2003/09/13 06:45:43 reinelt - * icons for all remaining drivers - * - * Revision 1.10 2003/08/24 05:17:58 reinelt - * liblcd4linux patch from Patrick Schemitz - * - * Revision 1.9 2003/07/24 04:48:09 reinelt - * 'soft clear' needed for virtual rows - * - * Revision 1.8 2003/02/22 07:53:10 reinelt - * cfg_get(key,defval) - * - * Revision 1.7 2003/02/17 04:27:58 reinelt - * Text (curses) driver: cosmetic changes - * - * Revision 1.6 2002/08/30 03:54:01 reinelt - * bug in curses driver fixed - * - * Revision 1.5 2002/08/19 04:41:20 reinelt - * introduced bar.c, moved bar stuff from display.h to bar.h - * - * Revision 1.4 2001/03/16 16:40:17 ltoetsch - * implemented time bar - * - * Revision 1.3 2001/03/16 09:28:08 ltoetsch - * bugfixes - * - * Revision 1.2 2001/03/09 15:04:53 reinelt - * - * rename 'raster' to 'Text in Text.c - * added TOTO item - * - * Revision 1.1 2001/03/09 13:08:11 ltoetsch - * Added Text driver - * - * - */ - -/* - * - * exported fuctions: - * - * struct LCD Text[] - * - */ - -#include "config.h" - -#include <stdlib.h> -#include <stdio.h> -#include <curses.h> - -#define min(x,y) (x)<(y)?x:y - - -#ifdef STANDALONE - -int main(int argc, char *argv[]) -{ - WINDOW *w; - int x,y; - - w = initscr(); - - for (x=0; x < 255; x++) - addch(acs_map[x]); - refresh(); - sleep(5); - endwin(); - return 0; - -} - -#else - -#include <string.h> -#include "debug.h" -#include "cfg.h" -#include "display.h" -#include "bar.h" - -extern int running_foreground; - -static LCD Lcd; -static WINDOW *w, *err_win; -static int err_rows; - - -int Text_clear (int full) -{ - if (full) { - werase(w); - box(w, 0, 0); - } - return 0; -} - - -int Text_quit(void) { - endwin(); - return 0; -} - - -int Text_init (LCD *Self) -{ - int cols=-1, rows=-1; - int scr_cols, scr_rows; - char *s; - if (!running_foreground) { - error("Text: you want me to display on /dev/null: sorry, I can't"); - error("Text: Maybe you want me to run in foreground? Try '-F'"); - return -1; - } - - if (sscanf(s=cfg_get(NULL, "size", "20x4"), "%dx%d", &cols, &rows)!=2 || rows<1 || cols<1) { - error ("Text: bad size '%s'", s); - return -1; - } - free(s); - Self->rows=rows; - Self->cols=cols; - Self->xres=1; - Self->yres=1; - Lcd=*Self; - - initscr(); - scr_cols=COLS; - scr_rows=LINES; - debug ("curses thinks that COLS=%d LINES=%d", COLS, LINES); - w = newwin(rows+2,cols+2,0,0); - err_rows = scr_rows-rows-3; - err_rows = min(99, err_rows); - debug ("err_rows=%d", err_rows); - if (err_rows >= 4) { - err_win = newwin(err_rows, scr_cols, rows+3, 0); - err_rows -= 3; - box(err_win, 0, 0); - mvwprintw(err_win,0,3, "Stderr:"); - wmove(err_win, 1 , 0); - wrefresh(err_win); - } - Text_clear(1); - return w ? 0 : -1; -} - - -/* ncures scroll SIGSEGVs on my system, so this is a workaroud */ - -int curs_err(char *buffer) -{ - static int lines; - static char *lb[100]; - int start, i; - char *p; - - if (err_win) { - /* replace \r, \n with underscores */ - while ((p = strpbrk(buffer, "\r\n")) != NULL) - *p='_'; - if (lines >= err_rows) { - free(lb[0]); - for (i=1; i<=err_rows; i++) - lb[i-1] = lb[i]; - start = 0; - } - else - start = lines; - lb[lines] = strdup(buffer); - for (i=start; i<=lines; i++) { - mvwprintw(err_win,i+1,1, "%s", lb[i]); - wclrtoeol(err_win); - } - box(err_win, 0, 0); - mvwprintw(err_win,0,3, "Stderr:"); - wrefresh(err_win); - if (lines < err_rows) - lines++; - return 1; - } - return 0; -} - - -int Text_put (int row, int col, char *text) -{ - char *p; - - while ((p = strpbrk(text, "\r\n")) != NULL) { - *p='\0'; - } - if (col < Lcd.cols) { - mvwprintw(w, row+1 , col+1, "%.*s", Lcd.cols-col, text); - } - return 0; -} - - -int Text_bar (int type, int row, int col, int max, int len1, int len2) -{ - int len, i; - char* s; - if (s=cfg_get(NULL, "TextBar", NULL)) { - mvwprintw(w, row+1 , col+1, "%d %d %d", max, len1, len2); - } else { - len = min(len1, len2); - len = min(len, Lcd.cols-col-1); - if (len) { - wmove(w, row+1 , col+1); - for (i=0; i<len;i++) - waddch(w,ACS_BLOCK); - } - col += len; - len1 -= len; - len2 -= len; - len1 = min(len1, Lcd.cols-col-1); - for (i=0; i<len1;i++) - waddch(w,ACS_S1); - len2 = min(len2, Lcd.cols-col-1); - for (i=0; i<len2;i++) - waddch(w,ACS_S9); - } - free(s); - return 0; -} - - -int Text_flush (void) -{ - box(w, 0, 0); - wrefresh(w); - return 0; -} - - -LCD Text[] = { - { name: "Text", - rows: 4, - cols: 20, - xres: 1, - yres: 1, - bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2, - icons: 0, - gpos: 0, - init: Text_init, - clear: Text_clear, - put: Text_put, - bar: Text_bar, - icon: NULL, - gpo: NULL, - flush: Text_flush, - quit: Text_quit - }, - { NULL } -}; - -#endif |