int line_count;
Frame frame;
- public void run () {
- int c;
- byte[] line_bytes = null;
- int line_count = 0;
-
- try {
- for (;;) {
- c = libaltos.altos_getchar(altos, 0);
- if (Thread.interrupted())
- break;
- if (c == libaltosConstants.LIBALTOS_ERROR) {
- add_telem (new AltosLine());
- add_reply (new AltosLine());
- break;
- }
- if (c == libaltosConstants.LIBALTOS_TIMEOUT)
- continue;
- if (c == '\r')
- continue;
- synchronized(this) {
- if (c == '\n') {
- if (line_count != 0) {
- add_bytes(line_bytes, line_count);
- line_count = 0;
- }
- } else {
- if (line_bytes == null) {
- line_bytes = new byte[256];
- } else if (line_count == line_bytes.length) {
- byte[] new_line_bytes = new byte[line_count * 2];
- System.arraycopy(line_bytes, 0, new_line_bytes, 0, line_count);
- line_bytes = new_line_bytes;
- }
- line_bytes[line_count] = (byte) c;
- line_count++;
- }
- }
- }
- } catch (InterruptedException e) {
- }
+ public int getchar() {
+ return libaltos.altos_getchar(altos, 0);
}
public void flush_output() {
}
}
- boolean abort;
JDialog timeout_dialog;
- boolean timeout_started = false;
-
- private void stop_timeout_dialog() {
- if (timeout_started) {
- timeout_started = false;
- Runnable r = new Runnable() {
- public void run() {
- timeout_dialog.setVisible(false);
- }
- };
- SwingUtilities.invokeLater(r);
- }
- }
private void start_timeout_dialog_internal() {
if (o == null)
return;
if (options[0].equals(o))
- abort = true;
+ reply_abort = true;
timeout_dialog.dispose();
timeout_dialog = null;
}
- private boolean check_timeout() {
- if (!timeout_started && frame != null) {
- if (!SwingUtilities.isEventDispatchThread()) {
- timeout_started = true;
- Runnable r = new Runnable() {
- public void run() {
- start_timeout_dialog_internal();
- }
- };
- SwingUtilities.invokeLater(r);
- }
- }
- return abort;
- }
+ /*
+ * These are required by the AltosLink implementation
+ */
- public void flush_input() throws InterruptedException {
- if (remote)
- flush_input(500);
- else
- flush_input(100);
+ public boolean can_cancel_reply() {
+ /*
+ * Can cancel any replies not called from the dispatch thread
+ */
+ return !SwingUtilities.isEventDispatchThread();
}
- int in_reply;
-
- public String get_reply(int timeout) throws InterruptedException {
- boolean can_cancel = true;
- String reply = null;
-
- try {
- ++in_reply;
+ public boolean show_reply_timeout() {
+ if (!SwingUtilities.isEventDispatchThread() && frame != null) {
+ Runnable r = new Runnable() {
+ public void run() {
+ start_timeout_dialog_internal();
+ }
+ };
+ SwingUtilities.invokeLater(r);
+ return true;
+ }
+ return false;
+ }
- if (SwingUtilities.isEventDispatchThread()) {
- can_cancel = false;
- if (remote)
- System.out.printf("Uh-oh, reading remote serial device from swing thread\n");
- }
- flush_output();
- if (remote && can_cancel) {
- timeout = 500;
- }
- abort = false;
- timeout_started = false;
- for (;;) {
- AltosLine line = reply_queue.poll(timeout, TimeUnit.MILLISECONDS);
- if (line != null) {
- stop_timeout_dialog();
- reply = line.line;
- break;
+ public void hide_reply_timeout() {
+ Runnable r = new Runnable() {
+ public void run() {
+ timeout_dialog.setVisible(false);
}
- if (!remote || !can_cancel || check_timeout()) {
- reply = null;
- break;
- }
- }
- } finally {
- --in_reply;
- }
- return reply;
+ };
+ SwingUtilities.invokeLater(r);
}
public void close() {
flush_output();
}
- private int telemetry_len() {
- return Altos.telemetry_len(telemetry);
- }
-
- private void set_channel(int channel) {
- if (altos != null) {
- if (monitor_mode)
- printf("m 0\nc r %d\nm %x\n",
- channel, telemetry_len());
- else
- printf("c r %d\n", channel);
- flush_output();
- }
- }
-
- private void set_radio_setting(int setting) {
- if (altos != null) {
- if (monitor_mode)
- printf("m 0\nc R %d\nm %x\n",
- setting, telemetry_len());
- else
- printf("c R %d\n", setting);
- flush_output();
- }
- }
-
- private void set_radio_freq(int frequency) {
- if (altos != null) {
- if (monitor_mode)
- printf("m 0\nc F %d\nm %x\n",
- frequency, telemetry_len());
- else
- printf("c F %d\n", frequency);
- flush_output();
- }
- }
-
- public void set_radio_frequency(double frequency,
- boolean has_frequency,
- boolean has_setting,
- int cal) {
- if (debug)
- System.out.printf("set_radio_frequency %7.3f (freq %b) (set %b) %d\n", frequency, has_frequency, has_setting, cal);
- if (frequency == 0)
- return;
- if (has_frequency)
- set_radio_freq((int) Math.floor (frequency * 1000));
- else if (has_setting)
- set_radio_setting(AltosConvert.radio_frequency_to_setting(frequency, cal));
- else
- set_channel(AltosConvert.radio_frequency_to_channel(frequency));
- }
-
public void set_frame(Frame in_frame) {
frame = in_frame;
}