/* $Id: widget_text.h,v 1.2 2004/01/15 07:47:03 reinelt Exp $
*
* simple text widget handling
*
* Copyright 2003,2004 Michael Reinelt <reinelt@eunet.at>
* Copyright 2004 The LCD4Linux Team <lcd4linux-devel@users.sourceforge.net>
*
* 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: widget_text.h,v $
* Revision 1.2 2004/01/15 07:47:03 reinelt
* debian/ postinst and watch added (did CVS forget about them?)
* evaluator: conditional expressions (a?b:c) added
* text widget nearly finished
*
* Revision 1.1 2004/01/15 04:29:45 reinelt
* moved lcd4linux.conf.sample to *.old
* lcd4linux.conf.sample with new layout
* new plugins 'loadavg' and 'meminfo'
* text widget have pre- and postfix
*
*/
#ifndef _WIDGET_TEXT_H_
#define _WIDGET_TEXT_H_
typedef enum { ALIGN_LEFT, ALIGN_CENTER, ALIGN_RIGHT, ALIGN_MARQUEE } ALIGN;
typedef struct WIDGET_TEXT {
char *prefix; // expression for label on the left side
char *preval; // value for label on the left side
char *postfix; // expression for label on the right side
char *postval; // value for label on the right side
char *expression; // expression that delivers the value
char *value; // evaluated value from expression
char *buffer; // string with 'width+1' bytes allocated
int width; // field width
int precision; // number of digits after the decimal point
ALIGN align; // alignment: L, C, R, M(arquee)
int update; // update interval
int scroll; // marquee starting point
int speed; // marquee scrolling sp/* $Id: PalmPilot.c,v 1.15 2004/01/09 04:16:06 reinelt Exp $
*
* driver for 3Com Palm Pilot
*
* Copyright 2000 Michael Reinelt <reinelt@eunet.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: PalmPilot.c,v $
* Revision 1.15 2004/01/09 04:16:06 reinelt
* added 'section' argument to cfg_get(), but NULLed it on all calls by now.
*
* Revision 1.14 2003/10/05 17:58:50 reinelt
* libtool junk; copyright messages cleaned up
*
* Revision 1.13 2003/09/13 06:45:43 reinelt
* icons for all remaining drivers
*
* Revision 1.12 2003/09/09 06:54:43 reinelt
* new function 'cfg_number()'
*
* Revision 1.11 2003/08/24 05:17:58 reinelt
* liblcd4linux patch from Patrick Schemitz
*
* Revision 1.10 2003/08/17 12:11:58 reinelt
* framework for icons prepared
*
* 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 2002/08/19 04:41:20 reinelt
* introduced bar.c, moved bar stuff from display.h to bar.h
*
* Revision 1.6 2001/04/27 05:04:57 reinelt
*
* replaced OPEN_MAX with sysconf()
* replaced mktemp() with mkstemp()
* unlock serial port if open() fails
*
* Revision 1.5 2001/03/16 16:40:17 ltoetsch
* implemented time bar
*
* Revision 1.4 2001/02/13 09:00:13 reinelt
*
* prepared framework for GPO's (general purpose outputs)
*
* Revision 1.3 2000/08/10 09:44:09 reinelt
*
* new debugging scheme: error(), info(), debug()
* uses syslog if in daemon mode
*
* Revision 1.2 2000/08/09 09:50:29 reinelt
*
* opened 0.98 development
* removed driver-specific signal-handlers
* added 'quit'-function to driver structure
* added global signal-handler
*
* Revision 1.1 2000/05/02 06:05:00 reinelt
*
* driver for 3Com Palm Pilot added
*
*/
/*
*
* exported fuctions:
*
* struct LCD PalmPilot[]
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include <termios.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "debug.h"
#include "cfg.h"
#include "lock.h"
#include "display.h"
#include "bar.h"
#include "icon.h"
#include "pixmap.h"
static LCD Lcd;
static char *Port=NULL;
static speed_t Speed;
static int Device=-1;
static int pixel=-1;
static int pgap=0;
static int rgap=0;
static int cgap=0;
static int border=0;
static int icons;
static int Palm_open (void)
{
int fd;
pid_t pid;
struct termios portset;
if ((pid=lock_port(Port))!=0) {
if (pid==-1)
error ("PalmPilot: port %s could not be locked", Port);
else
error ("PalmPilot: port %s is locked by process %d", Port, pid);
return -1;
}
fd = open(Port, O_RDWR | O_NOCTTY | O_NDELAY);
if (fd==-1) {
error ("PalmPilot: open(%s) failed: %s", Port, strerror(errno));
unlock_port(Port);
return -1;
}
if (tcgetattr(fd, &portset)==-1) {
error ("PalmPilot: tcgetattr(%s) failed: %s", Port, strerror(errno));
unlock_port(Port);
return -1;
}
cfmakeraw(&portset);
cfsetospeed(&portset, Speed);
if (tcsetattr(fd, TCSANOW, &portset)==-1) {
error ("PalmPilot: tcsetattr(%s) failed: %s", Port, strerror(errno));
unlock_port(Port);
return -1;
}
return fd;
}
static void Palm_write (char *string, int len)
{
if (Device==-1) return;
if (write (Device, string, len)==-1) {
if (errno==EAGAIN) {
usleep(1000);
if (write (Device, string, len)>=0) return;
}
error ("PalmPilot: write(%s) failed: %s", Port, strerror(errno));
}
}
int Palm_flush (void)
{
static unsigned char *bitbuf=NULL;
static unsigned char *rowbuf=NULL;
int xsize, ysize, row, col;
xsize=2*border+(Lcd.cols-1)*cgap+Lcd.cols*Lcd.xres*pixel+(Lcd.cols*Lcd.xres-1)*pgap;
ysize=2*border+(Lcd.rows-1)*rgap+Lcd.rows*Lcd.yres*pixel+(Lcd.rows*Lcd.yres-1)*pgap;
if (bitbuf==NULL) {
if ((bitbuf=malloc(xsize*ysize*sizeof(*bitbuf)))==NULL) {
error ("PalmPilot: malloc(%d) failed: %s", xsize*ysize*sizeof(*bitbuf), strerror(errno));
return -1;
}
}
if (rowbuf==NULL) {
if ((rowbuf=malloc(((xsize+7)/8)*sizeof(*rowbuf)))==NULL) {
error ("PalmPilot: malloc(%d) failed: %s", ((xsize+7)/8)*sizeof(*rowbuf), strerror(errno));
return -1;
}
}
memset (bitbuf, 0, xsize*ysize*sizeof(*bitbuf));
for (row=0; row<Lcd.rows*Lcd.yres; row++) {
int y=border+(row/Lcd.yres)*rgap+row*(pixel+pgap);
for (col=0; col<Lcd.cols*Lcd.xres; col++) {
int x=border+(col/Lcd.xres)*cgap+col*(pixel+pgap);
int a, b;
for (a=0; a<pixel; a++)
for (b=0; b<pixel; b++)
bitbuf[y*xsize+x+a*xsize+b]=LCDpixmap[row*Lcd.cols*Lcd.xres+col];
}
}
sprintf (rowbuf, "%c%c", xsize, ysize);
Palm_write (rowbuf, 2);
for (row=0; row<ysize; row++) {
memset (rowbuf, 0, (xsize+7)/8);
for (col=0; col<xsize; col++) {
rowbuf[col/8]<<=1;
rowbuf[col/8]|=bitbuf[row*xsize+col];
}
rowbuf[xsize/8]<<=(8-xsize%8)&7;
Palm_write (rowbuf, (xsize+7)/8);
}
return 0;
}
int Palm_clear (int full)
{
if (pix_clear()!=0)
return -1;
if (full)
return Palm_flush();
return 0;
}
int Palm_init (LCD *Self)
{
char *port, *s;
int speed;
int rows=-1, cols=-1;
int xres=1, yres=-1;
if (Port) {
free (Port);
Port=NULL;
}
port=cfg_get (NULL, "Port", NULL);
if (port==NULL || *port=='\0') {
error ("PalmPilot: no 'Port' entry in %s", cfg_source());
return -1;
}
Port=strdup(port);
if (cfg_number(NULL, "Speed", 19200, 1200,19200, &speed)<0) return -1;
switch (speed) {
case 1200:
Speed=B1200;
break;
case 2400:
Speed=B2400;
break;
case 4800:
Speed=B4800;
break;
case 9600:
Speed=B9600;
break;
case 19200:
Speed=B19200;
break;
default:
error ("PalmPilot: unsupported speed '%d' in %s", speed, cfg_source());
return -1;
}
debug ("using port %s at %d baud", Port, speed);
if (sscanf(s=cfg_get(NULL, "size", "20x4"), "%dx%d", &cols, &rows)!=2 || rows<1 || cols<1) {
error ("PalmPilot: bad size '%s'", s);
return -1;
}
if (sscanf(s=cfg_get(NULL, "font", "6x8"), "%dx%d", &xres, &yres)!=2 || xres<5 || yres<7) {
error ("PalmPilot: bad font '%s'", s);
return -1;
}
if (sscanf(s=cfg_get(NULL, "pixel", "1+0"), "%d+%d", &pixel, &pgap)!=2 || pixel<1 || pgap<0) {
error ("PalmPilot: bad pixel '%s'", s);
return -1;
}
if (sscanf(s=cfg_get(NULL, "gap", "0x0"), "%dx%d", &cgap, &rgap)!=2 || cgap<-1 || rgap<-1) {
error ("PalmPilot: bad gap '%s'", s);
return -1;
}
if (rgap<0) rgap=pixel+pgap;
if (cgap<0) cgap=pixel+pgap;
if (cfg_number(NULL, "border", 0, 0, 1000000, &border)<0) return -1;
if (pix_init (rows, cols, xres, yres)!=0) {
error ("PalmPilot: pix_init(%d, %d, %d, %d) failed", rows, cols, xres, yres);
return -1;
}
if (cfg_number(NULL, "Icons", 0, 0, 8, &icons) < 0) return -1;
if (icons>0) {
info ("allocating %d icons", icons);
icon_init(rows, cols, xres, yres, 8, icons, pix_icon);
}
Self->rows=rows;
Self->cols=cols;
Self->xres=xres;
Self->yres=yres;
Self->icons=icons;
Lcd=*Self;
// Device=open ("PalmOrb.dat", O_WRONLY | O_CREAT | O_TRUNC, 0644);
Device=Palm_open();
if (Device==-1) return -1;
pix_clear();
return 0;
}
int Palm_put (int row, int col, char *text)
{
return pix_put (row, col, text);
}
int Palm_bar (int type, int row, int col, int max, int len1, int len2)
{
return pix_bar (type, row, col, max, len1, len2);
}
int Palm_icon (int num, int seq, int row, int col)
{
return icon_draw (num, seq, row, col);
}
int Palm_quit (void)
{
debug ("closing port %s", Port);
close (Device);
unlock_port (Port);
return 0;
}
LCD PalmPilot[] = {
{ name: "PalmPilot",
rows: 0,
cols: 0,
xres: 0,
yres: 0,
bars: BAR_L | BAR_R | BAR_U | BAR_D | BAR_H2 | BAR_V2 | BAR_T,
icons: 0,
gpos: 0,
init: Palm_init,
clear: Palm_clear,
put: Palm_put,
bar: Palm_bar,
icon: Palm_icon,
gpo: NULL,
flush: Palm_flush,
quit: Palm_quit },
{ NULL }
};