package in.celest.xash3d;

import javax.microedition.khronos.egl.EGL10;
import javax.microedition.khronos.egl.EGLConfig;
import javax.microedition.khronos.egl.EGLContext;
import javax.microedition.khronos.opengles.GL10;
import javax.microedition.khronos.egl.*;

import android.app.*;
import android.content.*;
import android.view.*;
import android.os.*;
import android.util.Log;
import android.graphics.*;
import android.text.method.*;
import android.text.*;
import android.media.*;
import android.hardware.*;
import android.content.*;
import android.widget.*;

import android.view.inputmethod.*;

import java.lang.*;
import java.util.List;

/**
 Xash Activity
 */
public class XashActivity extends Activity {

	// Main components
	protected static XashActivity mSingleton;
	protected static View mTextEdit;
	private static EngineSurface mSurface;
	public static String mArgv[];
	public static final int sdk = Integer.valueOf(Build.VERSION.SDK);
	public static final String TAG = "XASH3D:XashActivity";
	public static int mPixelFormat;
	protected static ViewGroup mLayout;

	// Preferences
	public static SharedPreferences mPref = null;
	private static boolean mUseVolume;

	// Audio
	private static Thread mAudioThread;
	private static AudioTrack mAudioTrack;
	
	// Joystick constants
	private final static byte JOY_HAT_CENTERED = 0; // bitmasks for hat current status
	private final static byte JOY_HAT_UP       = 1;
	private final static byte JOY_HAT_RIGHT    = 2;
	private final static byte JOY_HAT_DOWN     = 4;
	private final static byte JOY_HAT_LEFT     = 8;
	
	private final static byte JOY_AXIS_SIDE  = 0; // this represents default 
	private final static byte JOY_AXIS_FWD   = 1; // engine binding: SFPYRL
	private final static byte JOY_AXIS_PITCH = 2;
	private final static byte JOY_AXIS_YAW   = 3;
	private final static byte JOY_AXIS_RT    = 4;
	private final static byte JOY_AXIS_LT    = 5;
	private static float prevSide, prevFwd, prevYaw, prevPtch, prevLT, prevRT, prevHX, prevHY;

	// Load the .so
	static {
		System.loadLibrary("xash");
	}

	// Setup
	protected void onCreate(Bundle savedInstanceState) {
		Log.v(TAG, "onCreate()");
		super.onCreate(savedInstanceState);

		// So we can call stuff from static callbacks
		mSingleton = this;
		Intent intent = getIntent();

		// fullscreen
		requestWindowFeature(Window.FEATURE_NO_TITLE);
		//if(sdk >= 12)
		getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);

		// landscapeSensor is not supported until API9
		if( sdk < 9 )
			setRequestedOrientation(0);

		// keep screen on
		getWindow().setFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON, WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);

		// Set up the surface
		mSurface = new EngineSurface(getApplication());
		mLayout = new FrameLayout(this);
		mLayout.addView(mSurface);
		setContentView(mLayout);

		SurfaceHolder holder = mSurface.getHolder();
		holder.setType(SurfaceHolder.SURFACE_TYPE_GPU);

		// setup envs
		mPref = this.getSharedPreferences("engine", 0);
		String argv = intent.getStringExtra("argv");
		if(argv == null) argv = mPref.getString("argv", "-dev 3 -log");
		if(argv == null) argv = "-dev 3 -log";
		mArgv= argv.split(" ");

		String gamelibdir = intent.getStringExtra("gamelibdir");
		if(gamelibdir == null)
			gamelibdir = getFilesDir().getParentFile().getPath() + "/lib";

		String gamedir = intent.getStringExtra("gamedir");
		if(gamedir == null)
			gamedir = "valve";

		String basedir = intent.getStringExtra("basedir");
		if(basedir == null)
			basedir = mPref.getString("basedir","/sdcard/xash/");

		setenv("XASH3D_BASEDIR", basedir, true);
		setenv("XASH3D_ENGLIBDIR", getFilesDir().getParentFile().getPath() + "/lib", true);
		setenv("XASH3D_GAMELIBDIR", gamelibdir, true);
		setenv("XASH3D_GAMEDIR", gamedir, true);


		setenv("XASH3D_EXTRAS_PAK1", getFilesDir().getPath() + "/extras.pak", true);
		String pakfile = intent.getStringExtra("pakfile");
		if( pakfile != null && pakfile != "" )
			setenv("XASH3D_EXTRAS_PAK2", pakfile, true);
		String[] env = intent.getStringArrayExtra("env");
		try
		{
			if( env != null )
			for(int i = 0; i+1 < env.length; i+=2)
			{
				setenv(env[i],env[i+1], true);
			}
		}
		catch(Exception e)
		{
			e.printStackTrace();
		}

		InstallReceiver.extractPAK(this, false);

		mPixelFormat = mPref.getInt("pixelformat", 0);
		mUseVolume = mPref.getBoolean("usevolume", false);
		if( mPref.getBoolean("enableResizeWorkaround", true) )
			AndroidBug5497Workaround.assistActivity(this);
	}

	// Events
	protected void onPause() {
		Log.v(TAG, "onPause()");
		super.onPause();
	}

	protected void onResume() {
		Log.v(TAG, "onResume()");
		super.onResume();
	}

	public static native int nativeInit(Object arguments);
	public static native void nativeQuit();
	public static native void onNativeResize(int x, int y);
	public static native void nativeTouch(int pointerFingerId, int action, float x, float y);
	public static native void nativeKey( int down, int code );
	public static native void nativeString( String text );
	public static native void nativeSetPause(int pause);

	public static native void nativeHat(int id, byte hat, byte keycode, boolean down);
	public static native void nativeAxis(int id, byte axis, short value);
	public static native void nativeJoyButton(int id, byte button, boolean down);
	
	// for future expansion
	public static native void nativeBall(int id, byte ball, short xrel, short yrel);
	public static native void nativeJoyAdd( int id );
	public static native void nativeJoyDel( int id );
	
	public static native int setenv(String key, String value, boolean overwrite);

	// Java functions called from C

	public static boolean createGLContext() {
		return mSurface.InitGL();
	}

	public static void swapBuffers() {
		mSurface.SwapBuffers();
	}

	public static Surface getNativeSurface() {
		return XashActivity.mSurface.getNativeSurface();
	}

	public static void vibrate( int time ) {
		((Vibrator) mSingleton.getSystemService(Context.VIBRATOR_SERVICE)).vibrate( time );
	}

	public static void toggleEGL(int toggle) {
		mSurface.toggleEGL(toggle);
	}

	public static Context getContext() {
		return mSingleton;
	}
	protected final String[] messageboxData = new String[2];
	public static void messageBox(String title, String text)
	{
		mSingleton.messageboxData[0] = title;
		mSingleton.messageboxData[1] = text;
		mSingleton.runOnUiThread(new Runnable() {
		@Override
		public void run()
		{
			new AlertDialog.Builder(mSingleton)
				.setTitle(mSingleton.messageboxData[0])
				.setMessage(mSingleton.messageboxData[1])
				.setPositiveButton( "Ok", new DialogInterface.OnClickListener() {
					public void onClick(DialogInterface dialog, int whichButton) {
						synchronized(mSingleton.messageboxData)
						{
							mSingleton.messageboxData.notify();
						}
					}
				})
				.setCancelable(false)
				.show();
			}
		});
		synchronized (mSingleton.messageboxData) {
			try {
				mSingleton.messageboxData.wait();
			} catch (InterruptedException ex) {
				ex.printStackTrace();
			}
		}
	}

	public static boolean handleKey( int keyCode, KeyEvent event )
	{
		if ( mUseVolume && ( keyCode == KeyEvent.KEYCODE_VOLUME_DOWN ||
			keyCode == KeyEvent.KEYCODE_VOLUME_UP ) )
			return false;
			
		final int source = event.getSource();
		final int action = event.getAction();
		final boolean isGamePad  = (source & InputDevice.SOURCE_GAMEPAD)        == InputDevice.SOURCE_GAMEPAD;
		final boolean isJoystick = (source & InputDevice.SOURCE_CLASS_JOYSTICK) == InputDevice.SOURCE_CLASS_JOYSTICK;
		final boolean isDPad     = (source & InputDevice.SOURCE_DPAD)           == InputDevice.SOURCE_DPAD;
		
		// Engine will bind these to AUX${val} virtual keys
		if( isGamePad || isJoystick )
		{
			final int id = 0;
			byte val = 15;
			
			switch( keyCode )
			{
			// main buttons. DONT CHANGE THIS!!!!111oneone
			case KeyEvent.KEYCODE_BUTTON_A:      val = 0; break;
			case KeyEvent.KEYCODE_BUTTON_B:	     val = 1; break;
			case KeyEvent.KEYCODE_BUTTON_X:	     val = 2; break;
			case KeyEvent.KEYCODE_BUTTON_Y:	     val = 3; break;
			case KeyEvent.KEYCODE_BUTTON_L1:     val = 4;	break;
			case KeyEvent.KEYCODE_BUTTON_R1:     val = 5;	break;
			case KeyEvent.KEYCODE_BUTTON_SELECT: val = 6;	break;
			case KeyEvent.KEYCODE_BUTTON_MODE:   val = 7; break;
			case KeyEvent.KEYCODE_BUTTON_START:  val = 8; break;
			case KeyEvent.KEYCODE_BUTTON_THUMBL: val = 9; break;
			case KeyEvent.KEYCODE_BUTTON_THUMBR: val = 10; break;
			
			// other
			case KeyEvent.KEYCODE_BUTTON_L2: val = 13; break;
			case KeyEvent.KEYCODE_BUTTON_R2: val = 14; break;
			case KeyEvent.KEYCODE_BUTTON_C:  val = 11; break;
			case KeyEvent.KEYCODE_BUTTON_Z:  val = 12; break;
			default: 
				if( keyCode >= KeyEvent.KEYCODE_BUTTON_1 && keyCode <= KeyEvent.KEYCODE_BUTTON_16 )
				{
					val = (byte)(keyCode - KeyEvent.KEYCODE_BUTTON_1 + 15);
				}
				else if( KeyEvent.isGamepadButton(keyCode) )
				{
					Log.d(TAG, "Unhandled GamePad button: " + KeyEvent.keyCodeToString(keyCode) );
					return false;
				}
			}

			if( event.getAction() == KeyEvent.ACTION_DOWN )
				nativeJoyButton( id, val, true );
			else if( event.getAction() == KeyEvent.ACTION_UP )
				nativeJoyButton( id, val, false );
			else return false;
			return true;
		}
		
		if( isDPad )
		{
			byte val;
			final byte hat = 0;
			final int id = 0;
			switch( keyCode )
			{
			case KeyEvent.KEYCODE_DPAD_CENTER: val = JOY_HAT_CENTERED; break;
			case KeyEvent.KEYCODE_DPAD_UP:     val = JOY_HAT_UP;       break;
			case KeyEvent.KEYCODE_DPAD_RIGHT:  val = JOY_HAT_RIGHT;    break;
			case KeyEvent.KEYCODE_DPAD_DOWN:   val = JOY_HAT_DOWN;     break;
			case KeyEvent.KEYCODE_DPAD_LEFT:   val = JOY_HAT_LEFT;     break;
			default: return false;
			}
			
			if(action == KeyEvent.ACTION_DOWN)
				nativeHat(id, hat, val, true);
			else if(action == KeyEvent.ACTION_UP)
				nativeHat(id, hat, val, false);
			
			return true;
		}
		
		if (action == KeyEvent.ACTION_DOWN)
		{
			if (event.isPrintingKey() || keyCode == 62)// space is printing too
				XashActivity.nativeString(String.valueOf((char) event.getUnicodeChar()));

			XashActivity.nativeKey(1, keyCode);

			return true;
		}
		else if (action == KeyEvent.ACTION_UP)
		{
			XashActivity.nativeKey(0, keyCode);
			return true;
		}
		return false;
	}
	
	private static float performEngineAxisEvent( float current, byte engineAxis, float prev, float flat )
	{
		if( prev != current )
		{
			final int id = 0;
			final short SHRT_MAX = 32767;
			if( current <= flat && current >= -flat )
				current = 0;
			
			nativeAxis( id, engineAxis, (short)(current * SHRT_MAX) );
		}
		
		return current;
	}
	
	private static float performEngineHatEvent( float curr, boolean isXAxis, float prev )
	{
		if( prev != curr )
		{
			final int id = 0;
			final byte hat = 0;
			if( isXAxis )
			{
				     if( curr > 0 ) nativeHat( id, hat, JOY_HAT_RIGHT, true );
				else if( curr < 0 ) nativeHat( id, hat, JOY_HAT_LEFT,  true );
				// unpress previous if curr centered
				else if( prev > 0 ) nativeHat( id, hat, JOY_HAT_RIGHT, false );
				else if( prev < 0 ) nativeHat( id, hat, JOY_HAT_LEFT,  false );
			}
			else
			{
				     if( curr > 0 ) nativeHat( id, hat, JOY_HAT_DOWN, true );
				else if( curr < 0 ) nativeHat( id, hat, JOY_HAT_UP,   true );
				// unpress previous if curr centered
				else if( prev > 0 ) nativeHat( id, hat, JOY_HAT_DOWN, false );
				else if( prev < 0 ) nativeHat( id, hat, JOY_HAT_UP,   false );
			}
		}
		return curr;
	}
	
	public static boolean handleAxis( MotionEvent event )
	{
		// maybe I need to cache this...
		for( InputDevice.MotionRange range: event.getDevice().getMotionRanges() )
		{
			// normalize in -1.0..1.0 (copied from SDL2)
			final float cur = ( event.getAxisValue( range.getAxis(), event.getActionIndex() ) - range.getMin() ) / range.getRange() * 2.0f - 1.0f;
			final float dead = range.getFlat(); // get axis dead zone
			switch( range.getAxis() )
			{
			// typical axes
			case MotionEvent.AXIS_X:   prevSide = performEngineAxisEvent(cur, JOY_AXIS_SIDE,  prevSide, dead); break;
			case MotionEvent.AXIS_Y:   prevFwd  = performEngineAxisEvent(cur, JOY_AXIS_FWD,   prevFwd,  dead); break;
			case MotionEvent.AXIS_Z:   prevYaw  = performEngineAxisEvent(cur, JOY_AXIS_YAW,   prevYaw,  dead); break;
			case MotionEvent.AXIS_RZ:  prevPtch = performEngineAxisEvent(cur, JOY_AXIS_PITCH, prevPtch, dead); break;
			case MotionEvent.AXIS_RTRIGGER:	prevLT = performEngineAxisEvent(cur, JOY_AXIS_RT, prevLT,   dead); break;
			case MotionEvent.AXIS_LTRIGGER:	prevRT = performEngineAxisEvent(cur, JOY_AXIS_LT, prevRT,   dead); break;
			// hats
			case MotionEvent.AXIS_HAT_X: prevHX = performEngineHatEvent(cur, true, prevHX); break;
			case MotionEvent.AXIS_HAT_Y: prevHY = performEngineHatEvent(cur, false, prevHY); break;
			}
		}
		
		return true;
	}

	static class ShowTextInputTask implements Runnable
	{
		/*
		 * This is used to regulate the pan&scan method to have some offset from
		 * the bottom edge of the input region and the top edge of an input
		 * method (soft keyboard)
		 */
		private int show;

		public ShowTextInputTask(int show1) {
		   show = show1;
		}

		@Override
		public void run() {
		   	InputMethodManager imm = (InputMethodManager) getContext().getSystemService(Context.INPUT_METHOD_SERVICE);


			if (mTextEdit == null)
			{
				mTextEdit = new DummyEdit(getContext());
				mLayout.addView(mTextEdit);
			}
			if( show == 1 )
			{
				mTextEdit.setVisibility(View.VISIBLE);
				mTextEdit.requestFocus();

				imm.showSoftInput(mTextEdit, 0);
			}
			else
			{
				mTextEdit.setVisibility(View.GONE);
				imm.hideSoftInputFromWindow(mTextEdit.getWindowToken(), 0);
			}
		}
	}

	/**
	 * This method is called by engine using JNI.
	 */
	public static void showKeyboard( int show )
	{
		// Transfer the task to the main thread as a Runnable
		mSingleton.runOnUiThread(new ShowTextInputTask(show));
	}

}

/**
 Simple nativeInit() runnable
 */
class XashMain implements Runnable {
	public void run()
	{
		XashActivity.nativeInit(XashActivity.mArgv);
	}
}

/**
 EngineSurface. This is what we draw on, so we need to know when it's created
 in order to do anything useful.

 Because of this, that's where we set up the Xash3D thread
 */
class EngineSurface extends SurfaceView implements SurfaceHolder.Callback,
View.OnKeyListener {

	// This is what Xash3D runs in. It invokes main(), eventually
	private Thread mEngThread;

	// EGL private objects
	private EGLContext  mEGLContext;
	private EGLSurface  mEGLSurface;
	private EGLDisplay  mEGLDisplay;
	private EGL10 mEGL;
	private EGLConfig mEGLConfig;
	public static final String TAG = "XASH3D-EngineSurface";

	// Sensors

	// Startup
	public EngineSurface(Context context)
	{
		super(context);
		getHolder().addCallback(this);

		setFocusable(true);
		setFocusableInTouchMode(true);
		requestFocus();
		setOnKeyListener(this);
		if( XashActivity.sdk >= 5 )
			setOnTouchListener(new EngineTouchListener_v5());
		else
			setOnTouchListener(new EngineTouchListener_v1());
	}

	// Called when we have a valid drawing surface
	public void surfaceCreated(SurfaceHolder holder)
	{
		Log.v(TAG, "surfaceCreated()");
		if( mEGL == null )
			return;
		XashActivity.nativeSetPause(0);
	}

	// Called when we lose the surface
	public void surfaceDestroyed(SurfaceHolder holder)
	{
		Log.v(TAG, "surfaceDestroyed()");
		if( mEGL == null )
			return;
		XashActivity.nativeSetPause(1);
	}

	// Called when the surface is resized
	public void surfaceChanged(SurfaceHolder holder, int format, int width, int height)
	{
		Log.v(TAG, "surfaceChanged()");

		XashActivity.onNativeResize(width, height);
		// Now start up the C app thread
		if (mEngThread == null) {

			mEngThread = new Thread(new XashMain(), "EngineThread");
			mEngThread.start();
		}
	}

	// unused
	public void onDraw(Canvas canvas) {}

	// first, initialize native backend
	public Surface getNativeSurface() {
		return getHolder().getSurface();
	}

	// EGL functions
	public boolean InitGL() {

		try
		{
			EGL10 egl = (EGL10)EGLContext.getEGL();

			EGLDisplay dpy = egl.eglGetDisplay(EGL10.EGL_DEFAULT_DISPLAY);

			int[] version = new int[2];
			egl.eglInitialize(dpy, version);

			int[][] configSpec = {{
				EGL10.EGL_DEPTH_SIZE,   8,
				EGL10.EGL_RED_SIZE,   8,
				EGL10.EGL_GREEN_SIZE,  8,
				EGL10.EGL_BLUE_SIZE,   8,
				EGL10.EGL_ALPHA_SIZE, 8,
				EGL10.EGL_NONE
			}, {
				EGL10.EGL_DEPTH_SIZE,   8,
				EGL10.EGL_RED_SIZE,   8,
				EGL10.EGL_GREEN_SIZE,  8,
				EGL10.EGL_BLUE_SIZE,   8,
				EGL10.EGL_ALPHA_SIZE, 0,
				EGL10.EGL_NONE
			}, {
				EGL10.EGL_DEPTH_SIZE,   8,
				EGL10.EGL_RED_SIZE,   5,
				EGL10.EGL_GREEN_SIZE,  6,
				EGL10.EGL_BLUE_SIZE,   5,
				EGL10.EGL_ALPHA_SIZE, 0,
				EGL10.EGL_NONE
			}, {
				EGL10.EGL_DEPTH_SIZE,   8,
				EGL10.EGL_RED_SIZE,   5,
				EGL10.EGL_GREEN_SIZE,  5,
				EGL10.EGL_BLUE_SIZE,   5,
				EGL10.EGL_ALPHA_SIZE, 1,

				EGL10.EGL_NONE
			}, {
				EGL10.EGL_DEPTH_SIZE,   8,
				EGL10.EGL_RED_SIZE,   4,
				EGL10.EGL_GREEN_SIZE,  4,
				EGL10.EGL_BLUE_SIZE,   4,
				EGL10.EGL_ALPHA_SIZE,   4,

				EGL10.EGL_NONE
			}, {
				EGL10.EGL_DEPTH_SIZE,   8,
				EGL10.EGL_RED_SIZE,   3,
				EGL10.EGL_GREEN_SIZE,  3,
				EGL10.EGL_BLUE_SIZE,   2,
				EGL10.EGL_ALPHA_SIZE,   0,

				EGL10.EGL_NONE
			}};
			EGLConfig[] configs = new EGLConfig[1];
			int[] num_config = new int[1];
			if (!egl.eglChooseConfig(dpy, configSpec[XashActivity.mPixelFormat], configs, 1, num_config) || num_config[0] == 0)
			{
				Log.e(TAG, "No EGL config available");
				return false;
			}
			EGLConfig config = configs[0];

			int EGL_CONTEXT_CLIENT_VERSION=0x3098;
			int contextAttrs[] = new int[]
			{
				EGL_CONTEXT_CLIENT_VERSION, 1,
				EGL10.EGL_NONE
			};
			EGLContext ctx = egl.eglCreateContext(dpy, config, EGL10.EGL_NO_CONTEXT, contextAttrs);
			if (ctx == EGL10.EGL_NO_CONTEXT) {
				Log.e(TAG, "Couldn't create context");
				return false;
			}

			EGLSurface surface = egl.eglCreateWindowSurface(dpy, config, this, null);
			if (surface == EGL10.EGL_NO_SURFACE) {
				Log.e(TAG, "Couldn't create surface");
				return false;
			}

			if (!egl.eglMakeCurrent(dpy, surface, surface, ctx)) {
				Log.e(TAG, "Couldn't make context current");
				return false;
			}

			mEGLContext = ctx;
			mEGLDisplay = dpy;
			mEGLSurface = surface;
			mEGL = egl;
			mEGLConfig = config;

		} catch(Exception e) {
			Log.v(TAG, e + "");
			for (StackTraceElement s : e.getStackTrace()) {
				Log.v(TAG, s.toString());
			}
		}

		return true;
	}

	// EGL buffer flip
	public void SwapBuffers()
	{
		if( mEGLSurface == null )
			return;
		mEGL.eglSwapBuffers(mEGLDisplay, mEGLSurface);
	}
	public void toggleEGL(int toggle)
	{
	   if( toggle != 0 )
	   {
			mEGLSurface = mEGL.eglCreateWindowSurface(mEGLDisplay, mEGLConfig, this, null);
			mEGL.eglMakeCurrent(mEGLDisplay, mEGLSurface, mEGLSurface, mEGLContext);
	   }
	   else
	   {
			mEGL.eglMakeCurrent(mEGLDisplay, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_SURFACE, EGL10.EGL_NO_CONTEXT);
			mEGL.eglDestroySurface(mEGLDisplay, mEGLSurface);
			mEGLSurface = null;
	   }
	}


	@Override
	public boolean onKey(View v, int keyCode, KeyEvent event) 
	{
		return XashActivity.handleKey( keyCode, event );
	}
	
	@Override 
	public boolean onGenericMotionEvent(MotionEvent event)
	{
		if( ((event.getSource() & InputDevice.SOURCE_CLASS_JOYSTICK) != 0) || 
			(event.getSource() & InputDevice.SOURCE_GAMEPAD) != 0 )
			return XashActivity.handleAxis( event );
		// TODO: Add it someday
		// else if( (event.getSource() & InputDevice.SOURCE_CLASS_TRACKBALL) == InputDevice.SOURCE_CLASS_TRACKBALL )
		//	return XashActivity.handleBall( event );
		return super.onGenericMotionEvent( event );
	}
}

/* This is a fake invisible editor view that receives the input and defines the
 * pan&scan region
 */
class DummyEdit extends View implements View.OnKeyListener {
	InputConnection ic;

	public DummyEdit(Context context) {
		super(context);
		setFocusableInTouchMode(true);
		setFocusable(true);
		setOnKeyListener(this);
	}

	@Override
	public boolean onCheckIsTextEditor() {
		return true;
	}

	@Override
	public boolean onKey(View v, int keyCode, KeyEvent event) {

		return XashActivity.handleKey( keyCode, event );
	}

	@Override
	public InputConnection onCreateInputConnection(EditorInfo outAttrs) {
		ic = new XashInputConnection(this, true);

		outAttrs.imeOptions = EditorInfo.IME_FLAG_NO_EXTRACT_UI
				| 33554432 /* API 11: EditorInfo.IME_FLAG_NO_FULLSCREEN */;

		return ic;
	}
}

class XashInputConnection extends BaseInputConnection {

	public XashInputConnection(View targetView, boolean fullEditor) {
		super(targetView, fullEditor);

	}

	@Override
	public boolean sendKeyEvent(KeyEvent event) {

		if( XashActivity.handleKey( event.getKeyCode(), event ) )
			return true;
		return super.sendKeyEvent(event);
	}

	@Override
	public boolean commitText(CharSequence text, int newCursorPosition) {

		//nativeCommitText(text.toString(), newCursorPosition);
		XashActivity.nativeString(text.toString());

		return super.commitText(text, newCursorPosition);
	}

	@Override
	public boolean setComposingText(CharSequence text, int newCursorPosition) {

		//nativeSetComposingText(text.toString(), newCursorPosition);
		XashActivity.nativeString(text.toString());

		return super.setComposingText(text, newCursorPosition);
	}

	public native void nativeSetComposingText(String text, int newCursorPosition);

	@Override
	public boolean deleteSurroundingText(int beforeLength, int afterLength) {
		// Workaround to capture backspace key. Ref: http://stackoverflow.com/questions/14560344/android-backspace-in-webview-baseinputconnection
		if (beforeLength == 1 && afterLength == 0) {

			// backspace
			XashActivity.nativeKey(1,KeyEvent.KEYCODE_DEL);
			XashActivity.nativeKey(0,KeyEvent.KEYCODE_DEL);
		}

		return super.deleteSurroundingText(beforeLength, afterLength);
	}
}
class EngineTouchListener_v1 implements View.OnTouchListener{
	// Touch events
	public boolean onTouch(View v, MotionEvent event)
	{
		XashActivity.nativeTouch(0, event.getAction(), event.getX(), event.getY());
		return true;
	}
}

class EngineTouchListener_v5 implements View.OnTouchListener{
	// Touch events
	public boolean onTouch(View v, MotionEvent event)
	{
		final int touchDevId = event.getDeviceId();
		final int pointerCount = event.getPointerCount();
		int action = event.getActionMasked();
		int pointerFingerId;
		int mouseButton;
		int i = -1;
		float x,y;
			switch(action) {
				case MotionEvent.ACTION_MOVE:
					for (i = 0; i < pointerCount; i++) {
						pointerFingerId = event.getPointerId(i);
						x = event.getX(i);
						y = event.getY(i);
						XashActivity.nativeTouch(pointerFingerId, 2, x, y);
					}
					break;

				case MotionEvent.ACTION_UP:
				case MotionEvent.ACTION_DOWN:
					// Primary pointer up/down, the index is always zero
					i = 0;
				case MotionEvent.ACTION_POINTER_UP:
				case MotionEvent.ACTION_POINTER_DOWN:
					// Non primary pointer up/down
					if (i == -1) {
						i = event.getActionIndex();
					}

					pointerFingerId = event.getPointerId(i);

					x = event.getX(i);
					y = event.getY(i);
					if( action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_POINTER_UP )
						XashActivity.nativeTouch(pointerFingerId,1, x, y);
					if( action == MotionEvent.ACTION_DOWN || action == MotionEvent.ACTION_POINTER_DOWN )
						XashActivity.nativeTouch(pointerFingerId,0, x, y);
					break;

				case MotionEvent.ACTION_CANCEL:
					for (i = 0; i < pointerCount; i++) {
						pointerFingerId = event.getPointerId(i);
						x = event.getX(i);
						y = event.getY(i);
					   XashActivity.nativeTouch(pointerFingerId, 1, x, y);
					}
					break;

				default:
					break;
		 }
		return true;
	}
}
class AndroidBug5497Workaround {

	// For more information, see https://code.google.com/p/android/issues/detail?id=5497
	// To use this class, simply invoke assistActivity() on an Activity that already has its content view set.

	public static void assistActivity (Activity activity) {
		new AndroidBug5497Workaround(activity);
	}

	private View mChildOfContent;
	private int usableHeightPrevious;
	private FrameLayout.LayoutParams frameLayoutParams;

	private AndroidBug5497Workaround(Activity activity) {
		FrameLayout content = (FrameLayout) activity.findViewById(android.R.id.content);
		mChildOfContent = content.getChildAt(0);
		mChildOfContent.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
			public void onGlobalLayout() {
				possiblyResizeChildOfContent();
			}
		});
		frameLayoutParams = (FrameLayout.LayoutParams) mChildOfContent.getLayoutParams();
	}

	private void possiblyResizeChildOfContent() {
		int usableHeightNow = computeUsableHeight();
		if (usableHeightNow != usableHeightPrevious) {
			int usableHeightSansKeyboard = mChildOfContent.getRootView().getHeight();
			int heightDifference = usableHeightSansKeyboard - usableHeightNow;
			if (heightDifference > (usableHeightSansKeyboard/4)) {
				// keyboard probably just became visible
				frameLayoutParams.height = usableHeightSansKeyboard - heightDifference;
			} else {
				// keyboard probably just became hidden
				frameLayoutParams.height = usableHeightSansKeyboard;
			}
			mChildOfContent.requestLayout();
			usableHeightPrevious = usableHeightNow;
		}
	}

	private int computeUsableHeight() {
		Rect r = new Rect();
		mChildOfContent.getWindowVisibleDisplayFrame(r);
		return (r.bottom - r.top);
	}

}