Android Open Source - Fast Connected Listener

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License

The source code is released under:
GNU General Public License
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Java Source Code

package com.example.fast.heart;
//from  w ww  .jav a2  s .c  om
import zephyr.android.HxMBT.BTClient;
import zephyr.android.HxMBT.ConnectListenerImpl;
import zephyr.android.HxMBT.ConnectedEvent;
import zephyr.android.HxMBT.ZephyrPacketArgs;
import zephyr.android.HxMBT.ZephyrPacketEvent;
import zephyr.android.HxMBT.ZephyrPacketListener;
import zephyr.android.HxMBT.ZephyrProtocol;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;

/**
 * 
 * Connects and listens for packets from the heartrate monitors.
 */
public class ConnectedListener extends ConnectListenerImpl
{  
  private Handler handler;
  
  public ConnectedListener(Handler handler)
  {
    super(handler, null);
    
    this.handler = handler;
  }
  
  public void Connected(ConnectedEvent<BTClient> event)
  {
    BTClient btClient = event.getSource();
    
    Log.d("ConnectedListener", "Connected to BioHarness " + btClient.getDevice().getName());

    // Creates a new ZephyrProtocol object and adds a new PacketReceivedListener
    ZephyrProtocol zephyrProtocol = new ZephyrProtocol(btClient.getComms());
    zephyrProtocol.addZephyrPacketEventListener(new PacketReceivedListener());
  }
  

  private class PacketReceivedListener implements ZephyrPacketListener
  {
    private static final int HR_SPEED_DIST_PACKET_ID = 0x26;
    
    private HRSpeedDistPacketInfo packetInfo = new HRSpeedDistPacketInfo();
    
    public void ReceivedPacket(ZephyrPacketEvent event)
    {
      ZephyrPacketArgs packet = event.getPacket();
      
      byte crcStatus = packet.getCRCStatus();
      
      if (packet.getMsgID() == HR_SPEED_DIST_PACKET_ID)
      {
        byte[] data = packet.getBytes();
        
        // TODO Create and send a Heart Rate Message (reference the next section)
        byte heartRate =  packetInfo.GetHeartRate(data);
        
        Message heartRateMessage = handler.obtainMessage(HxmBluetoothHelper.MESSAGE_HEART_RATE);
        Bundle heartRateData = new Bundle();
        heartRateData.putByte(HxmBluetoothHelper.DATA_HEART_RATE, heartRate);
        heartRateData.putString(HxmBluetoothHelper.DATA_HEART_RATE, String.valueOf(heartRate));
        heartRateMessage.setData(heartRateData);

        handler.sendMessage(heartRateMessage);
        Log.d("PacketReceivedListner", "Instant Speed is " + heartRate);
        
        // Create and send an Instant Speed Message
        double instantSpeed = packetInfo.GetInstantSpeed(data);
        
        Message instantSpeedMessage = handler.obtainMessage(HxmBluetoothHelper.MESSAGE_INSTANT_SPEED);
        Bundle instantSpeedData = new Bundle();
        instantSpeedData.putDouble(HxmBluetoothHelper.DATA_INSTANT_SPEED, instantSpeed);
        instantSpeedData.putString(HxmBluetoothHelper.DATA_INSTANT_SPEED, String.valueOf(instantSpeed));
        instantSpeedMessage.setData(instantSpeedData);
        
        handler.sendMessage(instantSpeedMessage);
        Log.d("PacketReceivedListener", "Instant Speed is " + instantSpeed);
        
        
        //Create and send a batter rate message
        int battery = packetInfo.GetBatteryChargeInd(data);
        
        Message batteryMessage = handler.obtainMessage(HxmBluetoothHelper.MESSAGE_BATTERY);
        Bundle batteryData = new Bundle();
        batteryData.putInt(HxmBluetoothHelper.DATA_BATTERY, battery);
        batteryMessage.setData(batteryData);
        
        handler.sendMessage(batteryMessage);
        Log.d("PacketRecievedListener", "Batter is " + battery);
        
      }
    }
  }
}
Java Source Code List
