protected final void read(InputStream in, ByteArrayOutputStream sink, DataListener listener) {
final byte[] buf = new byte[1024];
try {
int len = -1;
boolean reading = true;
while (reading) {
final int sinkSize = sink.size();
final int readSize =
(listener == null
? buf.length
: Math.min(buf.length, listener.getDesiredByteCount(this, sinkSize)));
if ((len = in.read(buf, 0, readSize)) > 0) {
if (listener == null) {
sink.write(buf, 0, len);
reading = false;
} else {
if (len > 0 && !listener.receivedData(this, buf, 0, len, sink, sink.size())) {
reading = false;
;
}
}
} else if (listener == null) {
reading = false;
}
}
} catch (IOException e) {
log.warn("IOException reading serial data: {}", e.getMessage());
}
if (eventLog.isTraceEnabled()) {
eventLog.trace("Finished reading data: {}", asciiDebugValue(sink.toByteArray()));
}
}
/** @param inPacket */
private void notifyDataReceived(CrtpPacket packet) {
boolean found = false;
for (DataListener dataListener : mDataListeners) {
if (dataListener.getPort() == packet.getHeader().getPort()) {
dataListener.dataReceived(packet);
found = true;
}
}
if (!found) {
// mLogger.warn("Got packet on port [" + packet.getHeader().getPort() + "] but found no data
// listener to handle it.");
}
}
private void updateScreenNail(long version, Future<Bitmap> future) {
ImageEntry entry = mImageCache.get(version);
if (entry == null || entry.screenNailTask != future) {
Bitmap screenNail = future.get();
if (screenNail != null) screenNail.recycle();
return;
}
entry.screenNailTask = null;
entry.screenNail = future.get();
if (entry.screenNail == null) {
entry.failToLoad = true;
/*a@nufront start*/
for (int i = -1; i <= 1; ++i) {
if (version == getVersion(mCurrentIndex + i)) {
if (0 == i) updateTileProvider(entry);
mPhotoView.notifyImageInvalidated(i);
}
}
/*a@nufront end*/
} else {
if (mDataListener != null) {
mDataListener.onPhotoAvailable(version, false);
}
for (int i = -1; i <= 1; ++i) {
if (version == getVersion(mCurrentIndex + i)) {
if (i == 0) updateTileProvider(entry);
mPhotoView.notifyImageInvalidated(i);
}
}
}
updateImageRequests();
}
/**
* Constructor.
*
* @param connection the XMPP connection
*/
private InBandBytestreamManager(Connection connection) {
this.connection = connection;
// register bytestream open packet listener
initiationListener = new InitiationListener(this);
this.connection.addPacketListener(initiationListener, initiationListener.getFilter());
// register bytestream data packet listener
dataListener = new DataListener(this);
this.connection.addPacketListener(dataListener, dataListener.getFilter());
// register bytestream close packet listener
closeListener = new CloseListener(this);
this.connection.addPacketListener(closeListener, closeListener.getFilter());
}
private void updateCurrentIndex(int index) {
mCurrentIndex = index;
updateSlidingWindow();
MediaItem item = mData[index % DATA_CACHE_SIZE];
mItemPath = item == null ? null : item.getPath();
updateImageCache();
updateImageRequests();
updateTileProvider();
mPhotoView.notifyOnNewImage();
if (mDataListener != null) {
mDataListener.onPhotoChanged(index, mItemPath);
}
fireModelInvalidated();
}
private void updateFullImage(long version, Future<BitmapRegionDecoder> future) {
ImageEntry entry = mImageCache.get(version);
if (entry == null || entry.fullImageTask != future) {
BitmapRegionDecoder fullImage = future.get();
if (fullImage != null) fullImage.recycle();
return;
}
entry.fullImageTask = null;
entry.fullImage = future.get();
if (entry.fullImage != null) {
if (mDataListener != null) {
mDataListener.onPhotoAvailable(version, true);
}
if (version == getVersion(mCurrentIndex)) {
updateTileProvider(entry);
mPhotoView.notifyImageInvalidated(0);
}
}
updateImageRequests();
}
/**
* Post marker data to subscribed listeners.
*
* @param cmap the channel map containing the marker data
*/
protected void fireMarkersUpdated(ChannelMap cmap) {
for (DataListener listener : markerListeners) {
SimpleResponse r = new SimpleResponse(cmap);
listener.postData(r);
}
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button refreshButton = (Button) findViewById(R.id.refresh);
refreshButton.setOnClickListener(this);
Button connectButton = (Button) findViewById(R.id.connect);
connectButton.setOnClickListener(this);
Button disconnectButton = (Button) findViewById(R.id.disconnect);
disconnectButton.setOnClickListener(this);
Button pauseButton = (Button) findViewById(R.id.pause);
pauseButton.setOnClickListener(this);
// // Uncommet to test Muse File Reader
//
// // file can be big, read it in a separate thread
// Thread thread = new Thread(new Runnable() {
// public void run() {
// playMuseFile("testfile.muse");
// }
// });
// thread.start();
// kt: start the audio feedback thread
Thread thread =
new Thread(
new Runnable() {
public void run() {
stopSounds = 0;
playAudioFeedback(0);
}
});
thread.start();
File dir = getExternalFilesDir(Environment.DIRECTORY_DOCUMENTS);
fileWriter = MuseFileFactory.getMuseFileWriter(new File(dir, "new_muse_file.muse"));
Log.i("Muse Headband", "libmuse version=" + LibMuseVersion.SDK_VERSION);
fileWriter.addAnnotationString(1, "MainActivity onCreate");
dataListener.setFileWriter(fileWriter);
boolean append_to_file = false;
// GettingCurrentDate gcd = new GettingCurrentDate();
// DateFormat df = new SimpleDateFormat("dd-MM-yy_HH:mm:ss");
DateFormat df = new SimpleDateFormat("yy-MM-dd_HH:mm:ss");
Date dateobj = new Date();
// System.out.println(df.format(dateobj));
String ldt = df.format(dateobj);
// String ldt = gcd.getCurrentDateTime();
try {
String fdname = dir + "/muse_data_file" + ldt + ".csv";
writeData = new FileWriter(fdname, append_to_file);
} catch (Exception e) {
Log.e("Muse Headband", e.toString());
}
print_line = new PrintWriter(writeData);
// fileWriterData.addAnnotationString(1, "alpha, beta, delta, gamma, theta,");
// String strData = "Time ms,AlphaAbs0,AlphaAbs1,AlphaAbs2,AlphaAbs3, BetaAbs0, BetaAbs1,
// BetaAbs2, BetaAbs3, DeltaAbs0, DeltaAbs1, DeltaAbs2, DeltaAbs3, GammaAbs0, GammaAbs1,
// GammaAbs2, GammaAbs3, ThetaAbs0, ThetaAbs1, ThetaAbs2, ThetaAbs3, Horseshoe0, Horseshoe1,
// Horseshoe2, Horseshoe4 " + "\r\n";
// Sensor1, Sensor2, Sensor3, Sensor4 " + "\r\n";
// old setup: all sensors
// String strData = "Packet time,Time ms,Eeg TP9,Eeg TP10,Eeg FP1,Eeg FP2,AlphaAbs TP9,AlphaAbs
// TP10,AlphaAbs FP1,AlphaAbs FP2,BetaAbs TP9,BetaAbs TP10,BetaAbs FP1,BetaAbs FP2,Delta
// TP9,Delta TP10,Delta FP1,Delta FP2,GammaAbs TP9,GammaAbs TP10,GammaAbs FP1,GammaAbs
// FP2,ThetaAbs TP9,ThetaAbs TP10,ThetaAbs FP1,ThetaAbs FP2,Horseshoe tp9,Horseshoe
// TP10,Horseshoe FP1,Horseshoe FP2 " + "\r\n";
// new setu[p : only fp1, fp2 eeg sensors
String strData =
"Packet time,Time ms,Eeg FP1,Eeg FP2,AlphaAbs FP1,AlphaAbs FP2,BetaAbs FP1,BetaAbs FP2,Delta FP1,Delta FP2,GammaAbs FP1,GammaAbs FP2,ThetaAbs FP1,ThetaAbs FP2,,Horseshoe FP1,Horseshoe FP2 "
+ "\r\n";
print_line.printf(strData);
}
public void removeDataListener(JSObject event) {
super.removeDataListener(DataListener.get(event));
}
public void addDataListener(JSObject event) {
super.addDataListener(DataListener.get(event));
}
/**
* Remove a data listener for data that comes on a specific port
*
* @param dataListener
*/
public void removeDataListener(DataListener dataListener) {
mLogger.debug("Removing data listener for port [" + dataListener.getPort() + "]");
this.mDataListeners.remove(dataListener);
}
/**
* Add a data listener for data that comes on a specific port
*
* @param dataListener
*/
public void addDataListener(DataListener dataListener) {
mLogger.debug("Adding data listener for port [" + dataListener.getPort() + "]");
this.mDataListeners.add(dataListener);
}
