/* file: wave.c G. Moody 27 April 1990
Last revised: 10 June 2005
main() function for WAVE
-------------------------------------------------------------------------------
WAVE: Waveform analyzer, viewer, and editor
Copyright (C) 1990-2005 George B. Moody
This program 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 of the License, or (at your option) any later
version.
This program 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, see .
You may contact the author by e-mail (wfdb@physionet.org) or postal mail
(MIT Room E25-505A, Cambridge, MA 02139 USA). For updates to this software,
please visit PhysioNet (http://www.physionet.org/).
_______________________________________________________________________________
*/
#include "wave.h"
#include "xvwave.h"
#include /* for getpid declaration */
/* Spot help files for WAVE are located in HELPDIR/wave. Their names are
of the form `HELPDIR/wave/*.info'. */
#ifndef HELPDIR
#define HELPDIR "/usr/local/help"
#endif
main(argc, argv)
int argc;
char *argv[];
{
char *wfdbp, *hp, *p, *start_string = NULL, *tp, *getenv();
int do_demo = 0, i, j, mode = 0;
static char *helppath;
static int wave_procno;
void set_frame_footer();
/* Extract program name for use in error messages. */
for (p = pname = argv[0]; *p; p++)
if (*p == '/') pname = p+1;
/* Initialize non-zero global variables. */
begin_analysis_time = end_analysis_time = -1L;
tsa_index = vsa_index = ann_mode = overlap = sig_mode = time_mode =
grid_mode = -1;
tscale = 1.0;
if ((helpdir = getenv("HELPDIR")) == NULL) helpdir = HELPDIR;
/* Find the record name argument. */
for (i = 1; i < argc-1; i++) {
if (strcmp(argv[i], "-r") == 0)
break;
}
/* Provide (non-window based) usage information if needed. */
if (i == argc-1 || argc == 1 || getenv("DISPLAY") == NULL)
help(); /* print info and quit */
/* Set the path for XView spot help. */
if ((hp = getenv("HELPPATH")) == NULL)
hp = "/usr/lib/help";
helppath = (char *)malloc(strlen(hp) + strlen(helpdir) + 16);
/* (strlen("HELPPATH=") + strlen(":") + strlen("/wave") + 1 = 16) */
if (helppath) {
sprintf(helppath, "HELPPATH=%s:%s/wave", hp, helpdir);
putenv(helppath);
}
/* Check for requests to open more than one record. */
strcpy(record, argv[++i]);
while (p = strchr(record, '+')) {
static int wave_pid;
wave_pid = (int)getpid(); /* save the PID of this process */
if (fork() == 0) { /* child */
wave_ppid = wave_pid;
wave_procno++;
p++; tp = record;
while (*tp++ = *p++)
; /* delete the first record name from the string */
strcpy(argv[i], record);
if (strchr(record, '+') == NULL)
make_sync_button = 1;
}
else { /* parent */
*p = '\0'; /* delete everything after the first record from the
string */
strcpy(argv[i], record);
}
}
/* Remove any command-line arguments that are specific to another WAVE
process, and remove the `+n/' prefix from any that are specific to
this process. */
for (i = 1; i < argc; i++) {
if (*argv[i] == '+') {
if ((atoi(argv[i]+1) == wave_procno) && (p = strchr(argv[i], '/')))
argv[i] = p+1;
else {
int j;
for (j = i+1; j < argc; j++)
argv[j-1] = argv[j];
argc--;
}
}
}
/* Process window system related command-line arguments. */
strip_x_args(&argc, argv);
/* Process WAVE-specific arguments. */
for (i = 1; i < argc; i++) {
if (*argv[i] == '-')
switch (*(argv[i] + 1)) {
case 'a': /* annotator name */
if (++i >= argc) {
fprintf(stderr, "%s: annotator name must follow -a\n",
pname);
exit(1);
}
if (strlen(argv[i]) > ANLMAX) {
fprintf(stderr, "%s: annotator name is too long\n",
pname);
exit(1);
}
strcpy(annotator, argv[i]);
break;
case 'd': /* display resolution */
if (strcmp(argv[i], "-dpi")) break;
if (++i >= argc) {
fprintf(stderr, "%s: resolution must follow -dpi\n",
pname);
exit(1);
}
(void)sscanf(argv[i], "%lfx%lf", &dpmmx, &dpmmy);
if (dpmmx < 0.) dpmmx = 0.;
if (dpmmy <= 0.) dpmmy = dpmmx;
dpmmx /= 25.4; dpmmy /= 25.4;
break;
case 'D': /* demo mode */
if (++i >= argc) {
fprintf(stderr, "%s: log file name must follow -D\n",
pname);
exit(1);
}
if (strlen(argv[i]) > LNLMAX) {
fprintf(stderr, "%s: log file name is too long\n", pname);
exit(1);
}
strcpy(log_file_name, argv[i]);
do_demo = 1;
break;
case 'f': /* start at time specified in following argument */
if (++i >= argc) {
fprintf(stderr, "%s: start time must follow -f\n",
pname);
exit(1);
}
start_string = argv[i];
if (start_string[0] == '[')
time_mode = 1; /* display absolute times */
else if (start_string[0] == 's')
time_mode = 2; /* display times in sample intervals */
break;
case 'g': /* use shades of grey, even on color screen */
mode |= MODE_GREY;
break;
case 'H': /* use getvec's high-resolution mode for
multi-frequency records */
setgvmode(WFDB_HIGHRES);
break;
case 'm': /* run in monochrome, even on color screen */
mode |= MODE_MONO;
break;
case 'O': /* use overlay mode */
mode |= MODE_OVERLAY;
break;
case 'p': /* add argument to WFDB path */
if (++i >= argc) {
fprintf(stderr,
"%s: input file location(s) must follow -p\n",
pname);
exit(1);
}
wfdb_addtopath(argv[i]);
break;
case 'r': /* record name */
if (++i >= argc) {
fprintf(stderr, "%s: record name must follow -r\n",
pname);
exit(1);
}
if (strlen(argv[i]) > RNLMAX) {
fprintf(stderr, "%s: record name is too long\n",
pname);
exit(1);
}
strcpy(record, argv[i]);
break;
case 's': /* signal list follows */
/* count the number of signals */
for (j = 0; ++i < argc && *argv[i] != '-'; j++)
;
if (j == 0) {
(void)fprintf(stderr,
"%s: one or more signal numbers must follow -s\n",
pname);
exit(1);
}
/* allocate storage for the signal list */
if (siglistlen + j > maxsiglistlen) {
if ((siglist = realloc(siglist,
(siglistlen+j) * sizeof(int))) == NULL ||
(base = realloc(base,
(siglistlen+j) * sizeof(int))) == NULL ||
(level = realloc(level,
(siglistlen+j) * sizeof(XSegment))) == NULL) {
(void)fprintf(stderr, "%s: insufficient memory\n",
pname);
exit(2);
}
maxsiglistlen = siglistlen + j;
}
/* fill the signal list */
for (i -= j; i < argc && *argv[i] != '-'; )
siglist[siglistlen++] = atoi(argv[i++]);
i--;
sig_mode = 1; /* display listed signals only (may be
overridden using -VS 0) */
break;
case 'S': /* use shared color map only */
mode |= MODE_SHARED;
break;
case 'V': /* View options */
switch (*(argv[i]+2)) {
case 'a': /* display annotation `aux' fields */
show_aux = 1;
break;
case 'A': /* set annotation display mode */
if (++i >= argc) {
fprintf(stderr,
"%s: annotation display mode must follow -VA\n",
pname);
exit(1);
}
ann_mode = atoi(argv[i]);
break;
case 'b': /* display signal baselines */
show_baseline = 1;
break;
case 'c': /* display annotation `chan' fields */
show_chan = 1;
break;
case 'G': /* set grid display mode */
if (++i >= argc) {
fprintf(stderr,
"%s: grid display mode must follow -VG\n",
pname);
exit(1);
}
grid_mode = coarse_grid_mode = fine_grid_mode =
atoi(argv[i]);
break;
case 'l': /* display cursor levels */
show_level = 1;
break;
case 'm': /* display annotation markers */
show_marker = 1;
break;
case 'n': /* display annotation `num' fields */
show_num = 1;
break;
case 'N': /* display signal names */
show_signame = 1;
break;
case 's': /* display annotation subtypes */
show_subtype = 1;
break;
case 'S': /* set signal display mode */
if (++i >= argc) {
fprintf(stderr,
"%s: signal display mode must follow -VS\n",
pname);
exit(1);
}
sig_mode = atoi(argv[i]);
break;
case 't': /* set time scale array index */
if (++i >= argc) {
fprintf(stderr,
"%s: time scale choice must follow -Vt\n",
pname);
exit(1);
}
tsa_index = coarse_tsa_index = fine_tsa_index =
atoi(argv[i]);
break;
case 'T': /* set time display mode */
if (++i >= argc) {
fprintf(stderr,
"%s: time display mode must follow -VT\n",
pname);
exit(1);
}
time_mode = atoi(argv[i]);
break;
case 'v': /* set amplitude scale array index */
if (++i >= argc) {
fprintf(stderr,
"%s: amplitude scale choice must follow -Vv\n",
pname);
exit(1);
}
vsa_index = atoi(argv[i]);
break;
}
break;
}
}
/* Provide help if no record was specified. */
if (record[0] == '\0') help();
/* Set up base frame, quit if unsuccessful. */
if (initialize_graphics(mode)) exit(1);
/* Make sure that the WFDB path begins with an empty component (otherwise,
annotation editing may become confused). */
wfdbp = getwfdb();
if (*wfdbp != ':') {
char *nwfdbp;
if ((nwfdbp = (char *)malloc(strlen(wfdbp)+2)) == NULL) {
fprintf(stderr, "%s: memory allocation error\n", pname);
exit(1);
}
sprintf(nwfdbp, ":%s", wfdbp);
setwfdb(nwfdbp);
}
/* Make sure there is a calibration database defined. */
if (!getenv("WFDBCAL"))
putenv("WFDBCAL=wfdbcal");
/* Initialize the annotation table. */
(void)read_anntab();
/* Open the selected record (and annotation file, if specified). */
if (record_init(record)) {
if (annotator[0]) {
af.name = annotator; af.stat = WFDB_READ;
nann = 1;
annot_init();
}
}
/* Indicate that the input annotation file must be saved before writing
any edits. */
savebackup = 1;
/* If requested, set the start time. */
if (start_string) {
display_start_time = strtim(start_string);
if (start_string[0] == '[') {
if (display_start_time > 0L)
/* a time before the beginning of the record was requested --
go to the beginning of the record instead */
display_start_time = 0;
else
/* strtim converts a valid absolute time string into a negated
sample number -- change it to a positive sample number */
display_start_time = -display_start_time;
}
}
set_frame_footer();
/* If requested, start demonstration. */
if (do_demo)
start_demo();
/* Do initial display */
XFillRectangle(display, osb, clear_all, 0, 0, canvas_width+mmx(10), canvas_height);
do_disp();
/* Enter the main loop. */
display_and_process_events();
exit(0);
}