Android app updated (now the Android app acts even as client using the

device's accelerometers).

AndroidExplorerbotServer/AndroidManifest.xml

@@ -1,14 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="it.danieleverducci.explorerbotserver"
+    package="it.danieleverducci.explorerbot"
     android:versionCode="1"
     android:versionName="1.0" >
 
     <uses-sdk
-        android:minSdkVersion="14"
+        android:minSdkVersion="1"
         android:targetSdkVersion="19" />
 
-    <uses-permission android:name="android.permission.INTERNET"></uses-permission>
+    <uses-permission android:name="android.permission.INTERNET" >
+    </uses-permission>
 
     <application
         android:allowBackup="true"
@@ -16,19 +17,32 @@
         android:label="@string/app_name"
         android:theme="@style/AppTheme" >
         <activity
-            android:name="it.danieleverducci.explorerbotserver.MainActivity"
+            android:name="it.danieleverducci.explorerbot.MainActivity"
-            android:label="@string/app_name" >
+            android:label="@string/app_name"
+            android:screenOrientation="portrait" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-                <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
+        </activity>
+        <activity
+            android:name="it.danieleverducci.explorerbot.server.ServerActivity"
+            android:label="@string/app_name"
+            android:screenOrientation="portrait" >
+            <intent-filter>
+                <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
+            </intent-filter>
 
             <meta-data
                 android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"
                 android:resource="@xml/device_filter" />
         </activity>
+        <activity
+            android:name="it.danieleverducci.explorerbot.client.ClientActivity"
+            android:label="@string/app_name"
+            android:screenOrientation="landscape" >
+        </activity>
     </application>
 
 </manifest>

AndroidExplorerbotServer/bin/AndroidManifest.xml

@@ -1,14 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="it.danieleverducci.explorerbotserver"
+    package="it.danieleverducci.explorerbot"
     android:versionCode="1"
     android:versionName="1.0" >
 
     <uses-sdk
-        android:minSdkVersion="14"
+        android:minSdkVersion="1"
         android:targetSdkVersion="19" />
 
-    <uses-permission android:name="android.permission.INTERNET"></uses-permission>
+    <uses-permission android:name="android.permission.INTERNET" >
+    </uses-permission>
 
     <application
         android:allowBackup="true"
@@ -16,19 +17,32 @@
         android:label="@string/app_name"
         android:theme="@style/AppTheme" >
         <activity
-            android:name="it.danieleverducci.explorerbotserver.MainActivity"
+            android:name="it.danieleverducci.explorerbot.MainActivity"
-            android:label="@string/app_name" >
+            android:label="@string/app_name"
+            android:screenOrientation="portrait" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-                <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
+        </activity>
+        <activity
+            android:name="it.danieleverducci.explorerbot.server.ServerActivity"
+            android:label="@string/app_name"
+            android:screenOrientation="portrait" >
+            <intent-filter>
+                <action android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED" />
+            </intent-filter>
 
             <meta-data
                 android:name="android.hardware.usb.action.USB_DEVICE_ATTACHED"
                 android:resource="@xml/device_filter" />
         </activity>
+        <activity
+            android:name="it.danieleverducci.explorerbot.client.ClientActivity"
+            android:label="@string/app_name"
+            android:screenOrientation="landscape" >
+        </activity>
     </application>
 
 </manifest>

AndroidExplorerbotServer/lint.xml

@@ -0,0 +1,3 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<lint>
+</lint>

AndroidExplorerbotServer/res/layout/activity_client.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent" >
+
+    <ToggleButton
+        android:id="@+id/drive"
+        android:layout_width="150dp"
+        android:layout_height="150dp"
+        android:layout_centerHorizontal="true"
+        android:layout_centerVertical="true" />
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_above="@+id/drive"
+        android:layout_centerHorizontal="true"
+        android:text="@string/drive"
+        android:textAppearance="?android:attr/textAppearanceLarge" />
+
+    <Button
+        android:id="@+id/exit"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+        android:layout_alignParentTop="true"
+        android:text="Exit" />
+
+</RelativeLayout>

AndroidExplorerbotServer/res/layout/activity_main.xml

@@ -1,52 +1,50 @@
-<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="match_parent" >
+    android:layout_height="match_parent"
+    android:orientation="vertical"
+    android:gravity="center" >
 
-    <ImageView
+    <LinearLayout
-        android:id="@+id/image"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_centerHorizontal="true"
+        android:layout_marginBottom="10dp"
-        android:layout_centerVertical="true"
+        android:background="#FF000000"
-        android:background="@android:color/background_dark"
+        android:orientation="vertical"
-        android:padding="20dp"
+        android:padding="30dp" >
-        android:src="@drawable/ic_launcher" />
-
-    <TextView
-        android:id="@+id/text"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_below="@+id/image"
-        android:layout_centerHorizontal="true"
-        android:layout_marginTop="20dp"
-        android:text="@string/srv"
-        android:textAppearance="?android:attr/textAppearanceLarge" />
-
-    <TextView
-        android:id="@+id/textView1"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_below="@+id/text"
-        android:layout_centerHorizontal="true"
-        android:layout_margin="10dp"
-        android:gravity="center_horizontal"
-        android:text="@string/explain" />
-
-    <Button
-        android:id="@+id/killserverbutton"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_below="@+id/textView1"
-        android:layout_centerHorizontal="true"
-        android:text="@string/killserver" />
 
         <ImageButton
-        android:id="@+id/startvideo"
+        android:id="@+id/startServer"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_alignParentRight="true"
+        android:src="@drawable/ic_hardware_phone"
-        android:layout_alignParentTop="true"
+         />
-        android:layout_margin="10dp"
+    </LinearLayout>
-        android:src="@drawable/ic_device_access_video" />
 
-</RelativeLayout>
+    
+<LinearLayout
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:padding="30dp"
+        android:background="#FF000000"
+        android:gravity="center" >
+    <ImageButton
+        android:id="@+id/startClient"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:src="@drawable/ic_launcher" />
+
+    <EditText
+        android:id="@+id/ipAddressEditText"
+        android:layout_width="100dp"
+        android:layout_height="wrap_content"
+        android:background="#FFC0C0C0"
+        android:layout_margin="10dp" >
+
+        <requestFocus />
+    </EditText>
+
+    </LinearLayout>
+
+</LinearLayout>

AndroidExplorerbotServer/res/layout/activity_server.xml

@@ -0,0 +1,62 @@
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent" >
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerHorizontal="true"
+        android:layout_centerVertical="true"
+        android:background="@android:color/background_dark"
+        android:padding="20dp"
+        android:src="@drawable/ic_launcher" />
+
+    <TextView
+        android:id="@+id/port"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@+id/image"
+        android:layout_centerHorizontal="true"
+        android:layout_marginTop="20dp"
+        android:text="port"
+        android:textAppearance="?android:attr/textAppearanceLarge" />
+
+    <Button
+        android:id="@+id/killserverbutton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@+id/textView1"
+        android:layout_centerHorizontal="true"
+        android:text="@string/killserver" />
+
+    <ImageButton
+        android:id="@+id/startvideo"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+        android:layout_alignParentTop="true"
+        android:layout_margin="10dp"
+        android:src="@drawable/ic_device_access_video" />
+
+    <TextView
+        android:id="@+id/textView1"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_alignParentRight="true"
+        android:layout_below="@+id/port"
+        android:layout_margin="10dp"
+        android:gravity="center_horizontal"
+        android:text="@string/explain" />
+
+    <TextView
+        android:id="@+id/text"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_above="@+id/image"
+        android:layout_centerHorizontal="true"
+        android:layout_marginBottom="20dp"
+        android:text="@string/srv"
+        android:textAppearance="?android:attr/textAppearanceLarge" />
+
+</RelativeLayout>

AndroidExplorerbotServer/res/values/strings.xml

@@ -5,5 +5,7 @@
     <string name="srv">Server started</string>
     <string name="explain">Exiting with HOME key will keep the server running. To exit completly press BACK or use the button below.</string>
     <string name="killserver">Kill server</string>
+    <string name="drive">Activate accelerometer drive</string>
+    <string name="api_requirement_not_satisfied">You need at least Android 3.1 for this feature.</string>
 
 </resources>

AndroidExplorerbotServer/src/it/danieleverducci/explorerbot/AndroidAppConfiguration.java

@@ -16,10 +16,9 @@
     along with AndroidExplorerbotServer.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-package it.danieleverducci.explorerbotserver;
+package it.danieleverducci.explorerbot;
 
-public class AppConfiguration {
+public class AndroidAppConfiguration extends AppConfiguration {
-	public static final int PORT=6787;	//The default server port
 	public static final boolean LOG_ENABLED=false;
 	public static final String DEFAULT_IPCAMERA_APP_PACKAGENAME="com.pas.webcam";
 }

AndroidExplorerbotServer/src/it/danieleverducci/explorerbot/MainActivity.java

@@ -0,0 +1,43 @@
+package it.danieleverducci.explorerbot;
+
+import it.danieleverducci.explorerbot.client.ClientActivity;
+import it.danieleverducci.explorerbot.server.ServerActivity;
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.EditText;
+import android.widget.Toast;
+
+public class MainActivity extends Activity implements OnClickListener {
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		setContentView(R.layout.activity_main);
+		
+		findViewById(R.id.startClient).setOnClickListener(this);
+		findViewById(R.id.startServer).setOnClickListener(this);
+	}
+
+	@Override
+	public void onClick(View v) {
+		Intent i;
+		switch(v.getId()){
+		case R.id.startClient:
+			String ipAddress = ((EditText)findViewById(R.id.ipAddressEditText)).getText().toString();
+			i = new Intent(this, ClientActivity.class);
+			i.putExtra(ClientActivity.IP_ADDRESS_INTENT_EXTRA, ipAddress);
+			startActivity(i);
+			break;
+		case R.id.startServer:
+			if(android.os.Build.VERSION.SDK_INT>=12) {
+			i = new Intent(this, ServerActivity.class);
+			startActivity(i);
+			} else Toast.makeText(this, R.string.api_requirement_not_satisfied, Toast.LENGTH_SHORT).show();
+			break;
+		}
+	}
+
+}

AndroidExplorerbotServer/src/it/danieleverducci/explorerbot/client/AccelerometerPoller.java

@@ -0,0 +1,61 @@
+package it.danieleverducci.explorerbot.client;
+
+import it.danieleverducci.explorerbot.interfaces.OnControllerPolledListener;
+import it.danieleverducci.explorerbot.objects.GamepadPosition;
+import android.app.Service;
+import android.content.Context;
+import android.hardware.Sensor;
+import android.hardware.SensorEvent;
+import android.hardware.SensorEventListener;
+import android.hardware.SensorManager;
+
+public class AccelerometerPoller implements SensorEventListener {
+	private Context context;
+	private SensorManager sensorManager;
+	private Sensor accelerometer;
+	private OnControllerPolledListener onControllerPolledListener;
+	private GamepadPosition pos;
+
+	public AccelerometerPoller(Context context) {
+		this.context = context;
+		this.pos = new GamepadPosition();
+
+		sensorManager = (SensorManager)this.context.getSystemService(Service.SENSOR_SERVICE);
+		accelerometer = sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER);
+//		sensorManager.registerListener(this, accelerometer, SensorManager.SENSOR_DELAY_UI);
+	}
+
+	@Override
+	public void onSensorChanged(SensorEvent event) {
+		pos.setX(normalize(event.values[1]));
+		pos.setY(normalize(event.values[0]));
+		onControllerPolledListener.onControllerPolled(pos);
+	}
+
+	/**
+	 * Takes an accelerometer @param f (force) in m/s2 and converts to a float between 1 and -1
+	 * @return
+	 */
+	private float normalize(float f) {
+		//The acceleration on earth is 9,8m/s, but we want the two edges to be easily reachable, so divide for 9,0
+		f = f/9f;
+		if(f<=1.0f && f>=-1.0f) return f;
+		else if(f>1.0f) return 1.0f;
+		else return -1.0f;
+	}
+
+	@Override
+	public void onAccuracyChanged(Sensor sensor, int accuracy) {}
+
+	public void onResume() {
+		sensorManager.registerListener(this, accelerometer, SensorManager.SENSOR_DELAY_UI);
+	}
+
+	public void onPause() {
+		sensorManager.unregisterListener(this);
+	}
+
+	public void setOnControllerPolledListener(OnControllerPolledListener onControllerPolledListener) {
+		this.onControllerPolledListener = onControllerPolledListener;
+	}
+}

AndroidExplorerbotServer/src/it/danieleverducci/explorerbot/client/ClientActivity.java

@@ -0,0 +1,93 @@
+package it.danieleverducci.explorerbot.client;
+
+
+
+import it.danieleverducci.explorerbot.R;
+import it.danieleverducci.explorerbot.interfaces.OnControllerPolledListener;
+import it.danieleverducci.explorerbot.objects.GamepadPosition;
+import android.app.Activity;
+import android.graphics.Color;
+import android.os.Bundle;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.widget.CompoundButton;
+import android.widget.CompoundButton.OnCheckedChangeListener;
+import android.widget.ToggleButton;
+
+public class ClientActivity extends Activity implements OnControllerPolledListener, OnCheckedChangeListener, OnClickListener {
+	public static final String IP_ADDRESS_INTENT_EXTRA = "ipAddress";
+	private AccelerometerPoller accelPoller;
+	private ClientNetworkCommunicationThread net;
+	private ToggleButton drive;
+
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		
+		//Draw view and set listeners
+		setContentView(R.layout.activity_client);
+		drive = (ToggleButton)findViewById(R.id.drive);
+		drive.setOnCheckedChangeListener(this);
+		findViewById(R.id.exit).setOnClickListener(this);
+		
+		//Retrieve user-provided IP address
+		String ipAddress = getIntent().getStringExtra(IP_ADDRESS_INTENT_EXTRA);
+
+		//Initialize accelerometer poller
+		accelPoller = new AccelerometerPoller(this);
+		accelPoller.setOnControllerPolledListener(this);
+
+		//Initialize network communication thread
+		net = new ClientNetworkCommunicationThread(ipAddress);
+		net.start();
+	}
+
+	@Override
+	protected void onResume() {
+		super.onResume();
+		ToggleButton transmitting = (ToggleButton)findViewById(R.id.drive);
+		if(accelPoller!=null && transmitting.isChecked()) accelPoller.onResume();
+	}
+
+	@Override
+	protected void onPause() {
+		super.onPause();
+		if(accelPoller!=null) accelPoller.onPause();
+	}
+
+	@Override
+	public void onControllerPolled(GamepadPosition position) {
+		// Notify network thread
+		net.setLastKnownPosition(position);
+	}
+
+	@Override
+	protected void onDestroy() {
+		if(net!=null) net.setMustExit(true);
+		super.onDestroy();
+	}
+
+	@Override
+	public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
+		 
+			if(isChecked) {
+				if(accelPoller!=null) accelPoller.onResume();
+				drive.setBackgroundColor(Color.parseColor("#FFFF0000"));
+			}
+			else {
+				if(accelPoller!=null) accelPoller.onPause();
+				drive.setBackgroundColor(Color.parseColor("#FFC0C0C0"));
+			}
+		
+	}
+
+	@Override
+	public void onClick(View v) {
+		accelPoller.onPause();
+		net.setMustExit(true);
+		finish();
+	}
+
+
+
+}

AndroidExplorerbotServer/src/it/danieleverducci/explorerbot/objects/GamepadPosition.java

@@ -1,44 +0,0 @@
-/* 
-    Copyright 2014 Daniele Verducci
-    This file is part of AndroidExplorerbotServer.
- 
-    AndroidExplorerbotServer 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, either version 3 of the License, or
-    (at your option) any later version.
-
-    AndroidExplorerbotServer 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 AndroidExplorerbotServer.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package it.danieleverducci.explorerbot.objects;
-
-import java.io.Serializable;
-
-/**
- * Object representing the gamepad's analog stick position
- */
-public class GamepadPosition implements Serializable {
-	private static final long serialVersionUID = 8066726751180370259L;
-	private float x;
-	private float y;
-	public float getX() {
-		return x;
-	}
-	public void setX(float x) {
-		this.x = x;
-	}
-	public float getY() {
-		return y;
-	}
-	public void setY(float y) {
-		this.y = y;
-	}
-
-
-}

AndroidExplorerbotServer/src/it/danieleverducci/explorerbot/server/SerialCommunication.java

@@ -16,8 +16,9 @@
     along with AndroidExplorerbotServer.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-package it.danieleverducci.explorerbotserver;
+package it.danieleverducci.explorerbot.server;
 
+import it.danieleverducci.explorerbot.AndroidAppConfiguration;
 import it.danieleverducci.explorerbot.objects.GamepadPosition;
 
 import java.io.IOException;
@@ -34,15 +35,15 @@ public class SerialCommunication {
 	private boolean connected=false;
 	private UsbSerialDriver driver;
 
-	public SerialCommunication(MainActivity context) {
+	public SerialCommunication(Context context) {
-		if(AppConfiguration.LOG_ENABLED)  Log.d(this.getClass().toString(),"Searcing for Arduino: ");
+		if(AndroidAppConfiguration.LOG_ENABLED)  Log.d(this.getClass().toString(),"Searcing for Arduino: ");
 
 		//Find first port
 		UsbManager manager = (UsbManager)context.getSystemService(Context.USB_SERVICE);
 		driver = UsbSerialProber.acquire(manager);
 
 		if(driver!=null){
-			if(AppConfiguration.LOG_ENABLED)  Log.d(this.getClass().toString(),"Found arduino on port"+driver.getDevice().getDeviceName());
+			if(AndroidAppConfiguration.LOG_ENABLED)  Log.d(this.getClass().toString(),"Found arduino on port"+driver.getDevice().getDeviceName());
 			connected=true;
 			try {
 				driver.setBaudRate(9600);
@@ -50,7 +51,7 @@ public class SerialCommunication {
 				e.printStackTrace();
 			}
 		} else {
-			if(AppConfiguration.LOG_ENABLED)  Log.d(this.getClass().toString(),"Arduino not found!");
+			if(AndroidAppConfiguration.LOG_ENABLED)  Log.d(this.getClass().toString(),"Arduino not found!");
 			connected=false;
 		}
 	}
@@ -66,7 +67,7 @@ public class SerialCommunication {
 		data[0] = (byte)((pos.getX()+1)*63);//x
 		data[1] = (byte)((pos.getY()+1)*63);//y
 		driver.write(data, 80);
-		if(AppConfiguration.LOG_ENABLED)  Log.e("DANY", "Written "+pos.getX()+" "+pos.getY());
+		if(AndroidAppConfiguration.LOG_ENABLED)  Log.e("DANY", "Written "+pos.getX()+" "+pos.getY());
 	}
 
 	/**

AndroidExplorerbotServer/src/it/danieleverducci/explorerbot/server/ServerActivity.java

@@ -16,8 +16,11 @@
     along with AndroidExplorerbotServer.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-package it.danieleverducci.explorerbotserver;
+package it.danieleverducci.explorerbot.server;
 
+import it.danieleverducci.explorerbot.AndroidAppConfiguration;
+import it.danieleverducci.explorerbot.R;
+import it.danieleverducci.explorerbot.interfaces.OnControllerPolledListener;
 import it.danieleverducci.explorerbot.objects.GamepadPosition;
 
 import java.io.IOException;
@@ -28,15 +31,17 @@ import android.net.Uri;
 import android.os.Bundle;
 import android.view.View;
 import android.view.View.OnClickListener;
+import android.widget.TextView;
 
-public class MainActivity extends Activity implements OnControllerPolledListener, OnClickListener {
+public class ServerActivity extends Activity implements OnControllerPolledListener, OnClickListener {
 	private SerialCommunication serial;
 	private ServerNetworkCommunicationThread sct;
 
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
-		setContentView(R.layout.activity_main);
+		setContentView(R.layout.activity_server);
+		((TextView)findViewById(R.id.port)).setText(AndroidAppConfiguration.PORT+"");
 
 		//Initialize serial communication
 		serial = new SerialCommunication(this);
@@ -95,8 +100,8 @@ public class MainActivity extends Activity implements OnControllerPolledListener
 	 * If the app is installed, start it. Otherwise, open the Android Market for download
 	 */
 	private void launchStreamingApp() {
-		Intent launchIntent = getPackageManager().getLaunchIntentForPackage(AppConfiguration.DEFAULT_IPCAMERA_APP_PACKAGENAME);
+		Intent launchIntent = getPackageManager().getLaunchIntentForPackage(AndroidAppConfiguration.DEFAULT_IPCAMERA_APP_PACKAGENAME);
-		if(launchIntent==null) launchIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=" + AppConfiguration.DEFAULT_IPCAMERA_APP_PACKAGENAME));
+		if(launchIntent==null) launchIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=" + AndroidAppConfiguration.DEFAULT_IPCAMERA_APP_PACKAGENAME));
 		startActivity( launchIntent );
 	}
 

AndroidExplorerbotServer/src/it/danieleverducci/explorerbotserver/OnControllerPolledListener.java

@@ -1,27 +0,0 @@
-/* 
-    Copyright 2014 Daniele Verducci
-    This file is part of AndroidExplorerbotServer.
-
-    AndroidExplorerbotServer 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, either version 3 of the License, or
-    (at your option) any later version.
-
-    AndroidExplorerbotServer 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 AndroidExplorerbotServer.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package it.danieleverducci.explorerbotserver;
-
-import it.danieleverducci.explorerbot.objects.GamepadPosition;
-
-
-public interface OnControllerPolledListener {
-
-	public void onControllerPolled(GamepadPosition position);
-}

AndroidExplorerbotServer/src/it/danieleverducci/explorerbotserver/ServerNetworkCommunicationThread.java

@@ -1,64 +0,0 @@
-/* 
-    Copyright 2014 Daniele Verducci
-    This file is part of AndroidExplorerbotServer.
-
-    AndroidExplorerbotServer 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, either version 3 of the License, or
-    (at your option) any later version.
-
-    AndroidExplorerbotServer 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 AndroidExplorerbotServer.  If not, see <http://www.gnu.org/licenses/>.
-*/
-
-package it.danieleverducci.explorerbotserver;
-
-import it.danieleverducci.explorerbot.objects.GamepadPosition;
-
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.ObjectInputStream;
-import java.net.ServerSocket;
-import java.net.Socket;
-
-public class ServerNetworkCommunicationThread extends Thread {
-	private OnControllerPolledListener listener;
-	private boolean mustExit=false;
-
-	@Override
-	public void run() {
-		try {
-			ServerSocket server = new ServerSocket(AppConfiguration.PORT);
-			System.out.println("Server started on port "+AppConfiguration.PORT);
-			Socket client = server.accept();
-			System.out.println("Client connected");
-			server.close();		//Once the client is connected, closing the server denies other clients connections
-			InputStream is = client.getInputStream();
-			ObjectInputStream ois = new ObjectInputStream(is);
-			while(!mustExit){
-				//Read object and notify new controller position (readObject will return only when there is something to read)
-				GamepadPosition pos = (GamepadPosition)ois.readObject();
-				listener.onControllerPolled(pos);
-			}
-		} catch (IOException e) {
-			e.printStackTrace();
-		} catch (ClassNotFoundException e) {
-			e.printStackTrace();
-		}
-
-	}
-
-	public void setOnControllerPolledListener(OnControllerPolledListener listener) {
-		this.listener = listener;
-	}
-
-	public void setMustExit(boolean mustExit) {
-		this.mustExit = mustExit;
-	}
-
-}

ArduinoExplorerbotSketch/explorerbot/explorerbot.ino

@@ -64,10 +64,12 @@ void loop(){
 }
 
 boolean readGamepadPositionFromSerial(){
-  if(Serial.available()>1){   //Bytes received in pairs
+  if(Serial.available()==2){   //Bytes received in pairs
     gamepadPosition[0] = Serial.read();
     gamepadPosition[1] = Serial.read();
     return true;
+  } else { //Data corruption: even bits!
+    Serial.readBytes(NULL, Serial.available());
   }
   return false;
 }

ExplorerBotCommonLib/.project

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>ExplorerBotCommonLib</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

ExplorerBotCommonLib/src/it/danieleverducci/explorerbot/client/ClientNetworkCommunicationThread.java

@@ -53,7 +53,10 @@ public class ClientNetworkCommunicationThread extends Thread {
 					//Send to network
 					try{
 						oos.writeObject(lastKnownPosition);
+						oos.flush();
+						System.out.println(lastKnownPosition.getX()+" - "+lastKnownPosition.getY());
 						lastKnownPosition=null;
+						oos.reset();
 					}catch(SocketException e){
 						System.out.println("Connection interrupted by server. Exiting.");
 						System.exit(0);