+/*
+ * Copyright © 2010 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.
+ */
+
+package altosui;
+
+import java.io.*;
+import java.util.concurrent.*;
+
+public class AltosIgnite {
+ AltosDevice device;
+ AltosSerial serial;
+ boolean remote;
+ boolean serial_started;
+ final static int None = 0;
+ final static int Apogee = 1;
+ final static int Main = 2;
+
+ final static int Unknown = 0;
+ final static int Ready = 1;
+ final static int Active = 2;
+ final static int Open = 3;
+
+ private void start_serial() throws InterruptedException {
+ serial_started = true;
+ if (remote) {
+ serial.set_radio();
+ serial.printf("p\nE 0\n");
+ serial.flush_input();
+ }
+ }
+
+ private void stop_serial() throws InterruptedException {
+ if (!serial_started)
+ return;
+ serial_started = false;
+ if (serial == null)
+ return;
+ if (remote) {
+ serial.printf("~");
+ serial.flush_output();
+ }
+ }
+
+ class string_ref {
+ String value;
+
+ public String get() {
+ return value;
+ }
+ public void set(String i) {
+ value = i;
+ }
+ public string_ref() {
+ value = null;
+ }
+ }
+
+ private boolean get_string(String line, String label, string_ref s) {
+ if (line.startsWith(label)) {
+ String quoted = line.substring(label.length()).trim();
+
+ if (quoted.startsWith("\""))
+ quoted = quoted.substring(1);
+ if (quoted.endsWith("\""))
+ quoted = quoted.substring(0,quoted.length()-1);
+ s.set(quoted);
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ private int status(String status_name) {
+ if (status_name.equals("unknown"))
+ return Unknown;
+ if (status_name.equals("ready"))
+ return Ready;
+ if (status_name.equals("active"))
+ return Active;
+ if (status_name.equals("open"))
+ return Open;
+ return Unknown;
+ }
+
+ public int status(int igniter) throws InterruptedException, TimeoutException {
+ int status = Unknown;
+ if (serial == null)
+ return status;
+ string_ref status_name = new string_ref();
+ start_serial();
+ serial.printf("t\n");
+ for (;;) {
+ String line = serial.get_reply(5000);
+ if (line == null)
+ throw new TimeoutException();
+ if (get_string(line, "Igniter: drogue Status: ", status_name))
+ if (igniter == Apogee)
+ status = status(status_name.get());
+ if (get_string(line, "Igniter: main Status: ", status_name)) {
+ if (igniter == Main)
+ status = status(status_name.get());
+ break;
+ }
+ }
+ stop_serial();
+ return status;
+ }
+
+ public String status_string(int status) {
+ switch (status) {
+ case Unknown: return "Unknown";
+ case Ready: return "Ready";
+ case Active: return "Active";
+ case Open: return "Open";
+ default: return "Unknown";
+ }
+ }
+
+ public void fire(int igniter) {
+ if (serial == null)
+ return;
+ try {
+ start_serial();
+ switch (igniter) {
+ case Main:
+ serial.printf("i DoIt main\n");
+ break;
+ case Apogee:
+ serial.printf("i DoIt drogue\n");
+ break;
+ }
+ } catch (InterruptedException ie) {
+ } finally {
+ try {
+ stop_serial();
+ } catch (InterruptedException ie) {
+ }
+ }
+ }
+
+ public void close() {
+ try {
+ stop_serial();
+ } catch (InterruptedException ie) {
+ }
+ serial.close();
+ serial = null;
+ }
+
+ public AltosIgnite(AltosDevice in_device) throws FileNotFoundException, AltosSerialInUseException {
+
+ device = in_device;
+ serial = new AltosSerial(device);
+ remote = false;
+
+ if (!device.matchProduct(AltosDevice.product_telemetrum))
+ remote = true;
+ }
+}
\ No newline at end of file