TeleStern/ao-tools/ao-view/aoview_replay.c

149 lines
3.8 KiB
C

/*
* Copyright © 2009 Keith Packard <keithp@keithp.com>
*
* 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, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "aoview.h"
static GtkFileChooser *replay_dialog;
static GtkWidget *replay_ok;
static FILE *replay_file;
static int replay_tick;
static int
find_tick(char *line, gboolean *is_pad)
{
char *state = strstr(line, "STATE");
if (!state)
return -1;
state = strchr(state, ' ');
if (!state)
return -1;
while (*state == ' ')
state++;
*is_pad = strncmp(state, "pad", 3) == 0;
while (*state && !isdigit(*state))
state++;
return atoi(state);
}
static void
aoview_replay_close(void)
{
if (replay_file) {
fclose(replay_file);
replay_file = NULL;
}
}
static char replay_line[1024];
static gboolean
aoview_replay_read(gpointer data);
static gboolean
aoview_replay_execute(gpointer data)
{
aoview_monitor_parse(replay_line);
g_idle_add(aoview_replay_read, NULL);
return FALSE;
}
static gboolean
aoview_replay_read(gpointer data)
{
int tick;
gboolean is_pad;
if (!replay_file)
return FALSE;
if (fgets(replay_line, sizeof (replay_line), replay_file)) {
tick = find_tick(replay_line, &is_pad);
if (tick >= 0 && replay_tick >= 0 && !is_pad) {
while (tick < replay_tick)
tick += 65536;
g_timeout_add((tick - replay_tick) * 10,
aoview_replay_execute,
NULL);
} else {
aoview_replay_execute(NULL);
}
replay_tick = tick;
} else {
aoview_replay_close();
}
return FALSE;
}
static void
aoview_replay_open(GtkWidget *widget, gpointer data)
{
char *replay_file_name;
GtkWidget *dialog;
aoview_replay_close();
replay_file_name = gtk_file_chooser_get_filename(replay_dialog);
replay_file = fopen(replay_file_name, "r");
if (!replay_file) {
dialog = gtk_message_dialog_new(GTK_WINDOW(replay_dialog),
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_CLOSE,
"Error loading file '%s': %s",
replay_file_name, g_strerror(errno));
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);
} else {
replay_tick = -1;
aoview_state_reset();
aoview_replay_read(NULL);
}
gtk_widget_hide(GTK_WIDGET(replay_dialog));
}
void
aoview_replay_init(GladeXML *xml)
{
GtkFileFilter *telem_filter;
GtkFileFilter *all_filter;
GtkFileFilter *log_filter;
telem_filter = gtk_file_filter_new();
gtk_file_filter_add_pattern(telem_filter, "*.telem");
gtk_file_filter_set_name(telem_filter, "Telemetry Files");
log_filter = gtk_file_filter_new();
gtk_file_filter_add_pattern(log_filter, "*.log");
gtk_file_filter_set_name(log_filter, "Log Files");
all_filter = gtk_file_filter_new();
gtk_file_filter_add_pattern(all_filter, "*");
gtk_file_filter_set_name(all_filter, "All Files");
replay_dialog = GTK_FILE_CHOOSER(glade_xml_get_widget(xml, "ao_replay_dialog"));
assert(replay_dialog);
gtk_file_chooser_set_current_folder(replay_dialog, aoview_file_dir);
gtk_file_chooser_add_filter(replay_dialog, telem_filter);
gtk_file_chooser_add_filter(replay_dialog, log_filter);
gtk_file_chooser_add_filter(replay_dialog, all_filter);
replay_ok = glade_xml_get_widget(xml, "ao_replay_ok");
assert(replay_ok);
g_signal_connect(G_OBJECT(replay_ok), "clicked",
G_CALLBACK(aoview_replay_open),
replay_dialog);
}