Move usb scanning code to ao-tools library

[fw/altos] / ao-tools / ao-view / aoview_replay.c

diff --git a/ao-tools/ao-view/aoview_replay.c b/ao-tools/ao-view/aoview_replay.c
new file mode 100644 (file)
index 0000000..da7b5d6
--- /dev/null
+++ b/ao-tools/ao-view/aoview_replay.c
@@ -0,0 +1,147 @@
+/*
+ * 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; version 2 of the License.
+ *
+ * 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);
+}