public class

PongScreen

extends ShapeScreen

java.lang.Object
↳	android.content.Context
	↳	android.content.ContextWrapper
		↳	android.view.ContextThemeWrapper
			↳	android.app.Activity
				↳	sofia.app.Screen
					↳	sofia.app.ShapeScreen
						↳	sofia.demos.pong.PongScreen

Class Overview

An implementation of the classic Pong game, using Sofia shapes, animation, and collision detection.

Summary

[Expand]

Inherited Constants

From class android.app.Activity

From class android.content.Context

String	ACCESSIBILITY_SERVICE
String	ACCOUNT_SERVICE
String	ACTIVITY_SERVICE
String	ALARM_SERVICE
String	AUDIO_SERVICE
int	BIND_AUTO_CREATE
int	BIND_DEBUG_UNBIND
int	BIND_NOT_FOREGROUND
String	CLIPBOARD_SERVICE
String	CONNECTIVITY_SERVICE
int	CONTEXT_IGNORE_SECURITY
int	CONTEXT_INCLUDE_CODE
int	CONTEXT_RESTRICTED
String	DEVICE_POLICY_SERVICE
String	DROPBOX_SERVICE
String	INPUT_METHOD_SERVICE
String	KEYGUARD_SERVICE
String	LAYOUT_INFLATER_SERVICE
String	LOCATION_SERVICE
int	MODE_APPEND
int	MODE_PRIVATE
int	MODE_WORLD_READABLE
int	MODE_WORLD_WRITEABLE
String	NOTIFICATION_SERVICE
String	POWER_SERVICE
String	SEARCH_SERVICE
String	SENSOR_SERVICE
String	TELEPHONY_SERVICE
String	UI_MODE_SERVICE
String	VIBRATOR_SERVICE
String	WALLPAPER_SERVICE
String	WIFI_SERVICE
String	WINDOW_SERVICE

[Expand]

Inherited Fields

From class android.app.Activity

Public Constructors
	PongScreen()

Public Methods
void	initialize() Initializes the shapes for the game.
void	onCollisionBetween(Ball ball, ViewEdges edges) Called when a shape of type Ball collides with one or more of the edges of the view.
void	onTouchDown(MotionEvent e) Moves the paddle when the user touches down on the screen.
void	onTouchMove(MotionEvent e) Moves the paddle when the user moves his or her finger on the screen.

[Expand]

Inherited Methods

From class sofia.app.ShapeScreen

void	add(Shape shape) Adds a shape to the screen.
void	afterLayoutInflated(boolean inflated) This method is called after an attempted was made to inflate the screen's layout.
void	clear() Removes all shapes currently on the screen.
ShapeView	createShapeView(ShapeScreen parent) This factory method is used to create the ShapeView that will be contained by this screen.
boolean	doInitializeAfterLayout() Determines whether the user's `initialize()` method should be postponed until layout of the views has already occurred.
void	enableRotateGestures() Turn on detection of rotation gestures on the ShapeView.
void	enableScaleGestures() Turn on detection of scale (pinch) gestures on the ShapeView.
CoordinateSystem	getCoordinateSystem()
PointF	getGravity() Gets the gravity of the physical world represented by this shape screen.
float	getHeight() Return the height of your view.
ShapeField	getShapeField()
ShapeView	getShapeView() Gets the ShapeView that holds all of the shapes on this screen.
ShapeFilter<Shape>	getShapes()
float	getWidth() Return the width of the your view.
void	remove(Shape shape) Removes a shape from the screen.
void	setBackgroundColor(Color color) Sets the background color of the screen's ShapeView.
void	setGravity(float xGravity, float yGravity) Sets the gravity of the physical world represented by this shape screen.
void	setGravity(PointF gravity) Sets the gravity of the physical world represented by this shape screen.
void	setShapeField(ShapeField newField)

From class sofia.app.Screen

void	afterInitialize() Called once the screen has been created and made visible.
void	afterLayoutInflated(boolean inflated) This method is called after an attempted was made to inflate the screen's layout.
void	beforeInitialize() Called before `initialize()` during the screen creation process.
boolean	doInitializeAfterLayout() Determines whether the user's `initialize()` method should be postponed until layout of the views has already occurred.
void	finish(Object result) Call this method when the current screen is finished and should be closed.
LayoutInflater	getLayoutInflater()
ScreenMixin	getScreenMixin() Not intended to be called by users; this method is public as an implementation detail.
Object	getSystemService(String service) This method is overridden to replace the default Android layout inflater with one that supports Sofia's enhancements.
void	initialize() Called when the screen has been created and is about to be displayed on the device.
void	log(String message) Prints an informational message to the system log, tagged with the "User Log" tag so that it can be easily identified in the LogCat view.
void	onActivityResult(int requestCode, int resultCode, Intent data) Called when a sub-activity returns yielding a result.
void	onCreate(Bundle savedInstanceState) Called when the activity is created.
boolean	onCreateOptionsMenu(Menu menu)
void	onDestroy()
boolean	onMenuItemSelected(int featureId, MenuItem item)
void	onPause()
void	onResume()
void	onSaveInstanceState(Bundle bundle)
void	onStop()
void	presentActivity(Intent intent, String returnMethod) Starts the activity with the specified intent.
void	presentScreen(Class<? extends Activity> screenClass, Object... args) Starts the activity represented by the specified `Screen` subclass and slides it into view.
void	showAlertDialog(String title, String message) Displays an alert dialog and waits for the user to dismiss it.
boolean	showConfirmationDialog(String title, String message) Displays a confirmation dialog and waits for the user to select an option.

From class android.app.Activity

void	addContentView(View arg0, ViewGroup.LayoutParams arg1)
void	closeContextMenu()
void	closeOptionsMenu()
PendingIntent	createPendingResult(int arg0, Intent arg1, int arg2)
final void	dismissDialog(int arg0)
boolean	dispatchKeyEvent(KeyEvent arg0)
boolean	dispatchPopulateAccessibilityEvent(AccessibilityEvent arg0)
boolean	dispatchTouchEvent(MotionEvent arg0)
boolean	dispatchTrackballEvent(MotionEvent arg0)
View	findViewById(int arg0)
void	finish()
void	finishActivity(int arg0)
void	finishActivityFromChild(Activity arg0, int arg1)
void	finishFromChild(Activity arg0)
final Application	getApplication()
ComponentName	getCallingActivity()
String	getCallingPackage()
int	getChangingConfigurations()
ComponentName	getComponentName()
View	getCurrentFocus()
static long	getInstanceCount()
Intent	getIntent()
Object	getLastNonConfigurationInstance()
LayoutInflater	getLayoutInflater()
String	getLocalClassName()
MenuInflater	getMenuInflater()
final Activity	getParent()
SharedPreferences	getPreferences(int arg0)
int	getRequestedOrientation()
Object	getSystemService(String arg0)
int	getTaskId()
final CharSequence	getTitle()
final int	getTitleColor()
final int	getVolumeControlStream()
int	getWallpaperDesiredMinimumHeight()
int	getWallpaperDesiredMinimumWidth()
Window	getWindow()
WindowManager	getWindowManager()
boolean	hasWindowFocus()
final boolean	isChild()
boolean	isFinishing()
boolean	isTaskRoot()
final Cursor	managedQuery(Uri arg0, String[] arg1, String arg2, String[] arg3, String arg4)
boolean	moveTaskToBack(boolean arg0)
void	onActivityResult(int arg0, int arg1, Intent arg2)
void	onApplyThemeResource(Resources.Theme arg0, int arg1, boolean arg2)
void	onAttachedToWindow()
void	onBackPressed()
void	onChildTitleChanged(Activity arg0, CharSequence arg1)
void	onConfigurationChanged(Configuration arg0)
void	onContentChanged()
boolean	onContextItemSelected(MenuItem arg0)
void	onContextMenuClosed(Menu arg0)
void	onCreate(Bundle arg0)
void	onCreateContextMenu(ContextMenu arg0, View arg1, ContextMenu.ContextMenuInfo arg2)
CharSequence	onCreateDescription()
Dialog	onCreateDialog(int arg0)
Dialog	onCreateDialog(int arg0, Bundle arg1)
boolean	onCreateOptionsMenu(Menu arg0)
boolean	onCreatePanelMenu(int arg0, Menu arg1)
View	onCreatePanelView(int arg0)
boolean	onCreateThumbnail(Bitmap arg0, Canvas arg1)
View	onCreateView(String arg0, Context arg1, AttributeSet arg2)
void	onDestroy()
void	onDetachedFromWindow()
boolean	onKeyDown(int arg0, KeyEvent arg1)
boolean	onKeyLongPress(int arg0, KeyEvent arg1)
boolean	onKeyMultiple(int arg0, int arg1, KeyEvent arg2)
boolean	onKeyUp(int arg0, KeyEvent arg1)
void	onLowMemory()
boolean	onMenuItemSelected(int arg0, MenuItem arg1)
boolean	onMenuOpened(int arg0, Menu arg1)
void	onNewIntent(Intent arg0)
boolean	onOptionsItemSelected(MenuItem arg0)
void	onOptionsMenuClosed(Menu arg0)
void	onPanelClosed(int arg0, Menu arg1)
void	onPause()
void	onPostCreate(Bundle arg0)
void	onPostResume()
void	onPrepareDialog(int arg0, Dialog arg1)
void	onPrepareDialog(int arg0, Dialog arg1, Bundle arg2)
boolean	onPrepareOptionsMenu(Menu arg0)
boolean	onPreparePanel(int arg0, View arg1, Menu arg2)
void	onRestart()
void	onRestoreInstanceState(Bundle arg0)
void	onResume()
Object	onRetainNonConfigurationInstance()
void	onSaveInstanceState(Bundle arg0)
boolean	onSearchRequested()
void	onStart()
void	onStop()
void	onTitleChanged(CharSequence arg0, int arg1)
boolean	onTouchEvent(MotionEvent arg0)
boolean	onTrackballEvent(MotionEvent arg0)
void	onUserInteraction()
void	onUserLeaveHint()
void	onWindowAttributesChanged(WindowManager.LayoutParams arg0)
void	onWindowFocusChanged(boolean arg0)
void	openContextMenu(View arg0)
void	openOptionsMenu()
void	overridePendingTransition(int arg0, int arg1)
void	registerForContextMenu(View arg0)
final void	removeDialog(int arg0)
final boolean	requestWindowFeature(int arg0)
final void	runOnUiThread(Runnable arg0)
void	setContentView(int arg0)
void	setContentView(View arg0)
void	setContentView(View arg0, ViewGroup.LayoutParams arg1)
final void	setDefaultKeyMode(int arg0)
final void	setFeatureDrawable(int arg0, Drawable arg1)
final void	setFeatureDrawableAlpha(int arg0, int arg1)
final void	setFeatureDrawableResource(int arg0, int arg1)
final void	setFeatureDrawableUri(int arg0, Uri arg1)
void	setIntent(Intent arg0)
void	setPersistent(boolean arg0)
final void	setProgress(int arg0)
final void	setProgressBarIndeterminate(boolean arg0)
final void	setProgressBarIndeterminateVisibility(boolean arg0)
final void	setProgressBarVisibility(boolean arg0)
void	setRequestedOrientation(int arg0)
final void	setResult(int arg0)
final void	setResult(int arg0, Intent arg1)
final void	setSecondaryProgress(int arg0)
void	setTitle(int arg0)
void	setTitle(CharSequence arg0)
void	setTitleColor(int arg0)
void	setVisible(boolean arg0)
final void	setVolumeControlStream(int arg0)
final boolean	showDialog(int arg0, Bundle arg1)
final void	showDialog(int arg0)
void	startActivity(Intent arg0)
void	startActivityForResult(Intent arg0, int arg1)
void	startActivityFromChild(Activity arg0, Intent arg1, int arg2)
boolean	startActivityIfNeeded(Intent arg0, int arg1)
void	startIntentSender(IntentSender arg0, Intent arg1, int arg2, int arg3, int arg4)
void	startIntentSenderForResult(IntentSender arg0, int arg1, Intent arg2, int arg3, int arg4, int arg5)
void	startIntentSenderFromChild(Activity arg0, IntentSender arg1, int arg2, Intent arg3, int arg4, int arg5, int arg6)
void	startManagingCursor(Cursor arg0)
boolean	startNextMatchingActivity(Intent arg0)
void	startSearch(String arg0, boolean arg1, Bundle arg2, boolean arg3)
void	stopManagingCursor(Cursor arg0)
void	takeKeyEvents(boolean arg0)
void	triggerSearch(String arg0, Bundle arg1)
void	unregisterForContextMenu(View arg0)

From class android.view.ContextThemeWrapper

From class android.content.ContextWrapper

From class android.content.Context

abstract boolean	bindService(Intent arg0, ServiceConnection arg1, int arg2)
abstract int	checkCallingOrSelfPermission(String arg0)
abstract int	checkCallingOrSelfUriPermission(Uri arg0, int arg1)
abstract int	checkCallingPermission(String arg0)
abstract int	checkCallingUriPermission(Uri arg0, int arg1)
abstract int	checkPermission(String arg0, int arg1, int arg2)
abstract int	checkUriPermission(Uri arg0, int arg1, int arg2, int arg3)
abstract int	checkUriPermission(Uri arg0, String arg1, String arg2, int arg3, int arg4, int arg5)
abstract void	clearWallpaper()
abstract Context	createPackageContext(String arg0, int arg1)
abstract String[]	databaseList()
abstract boolean	deleteDatabase(String arg0)
abstract boolean	deleteFile(String arg0)
abstract void	enforceCallingOrSelfPermission(String arg0, String arg1)
abstract void	enforceCallingOrSelfUriPermission(Uri arg0, int arg1, String arg2)
abstract void	enforceCallingPermission(String arg0, String arg1)
abstract void	enforceCallingUriPermission(Uri arg0, int arg1, String arg2)
abstract void	enforcePermission(String arg0, int arg1, int arg2, String arg3)
abstract void	enforceUriPermission(Uri arg0, int arg1, int arg2, int arg3, String arg4)
abstract void	enforceUriPermission(Uri arg0, String arg1, String arg2, int arg3, int arg4, int arg5, String arg6)
abstract String[]	fileList()
abstract Context	getApplicationContext()
abstract ApplicationInfo	getApplicationInfo()
abstract AssetManager	getAssets()
abstract File	getCacheDir()
abstract ClassLoader	getClassLoader()
abstract ContentResolver	getContentResolver()
abstract File	getDatabasePath(String arg0)
abstract File	getDir(String arg0, int arg1)
abstract File	getExternalCacheDir()
abstract File	getExternalFilesDir(String arg0)
abstract File	getFileStreamPath(String arg0)
abstract File	getFilesDir()
abstract Looper	getMainLooper()
abstract String	getPackageCodePath()
abstract PackageManager	getPackageManager()
abstract String	getPackageName()
abstract String	getPackageResourcePath()
abstract Resources	getResources()
abstract SharedPreferences	getSharedPreferences(String arg0, int arg1)
final String	getString(int arg0)
final String	getString(int arg0, Object... arg1)
abstract Object	getSystemService(String arg0)
final CharSequence	getText(int arg0)
abstract Resources.Theme	getTheme()
abstract Drawable	getWallpaper()
abstract int	getWallpaperDesiredMinimumHeight()
abstract int	getWallpaperDesiredMinimumWidth()
abstract void	grantUriPermission(String arg0, Uri arg1, int arg2)
boolean	isRestricted()
final TypedArray	obtainStyledAttributes(int[] arg0)
final TypedArray	obtainStyledAttributes(AttributeSet arg0, int[] arg1)
final TypedArray	obtainStyledAttributes(int arg0, int[] arg1)
final TypedArray	obtainStyledAttributes(AttributeSet arg0, int[] arg1, int arg2, int arg3)
abstract FileInputStream	openFileInput(String arg0)
abstract FileOutputStream	openFileOutput(String arg0, int arg1)
abstract SQLiteDatabase	openOrCreateDatabase(String arg0, int arg1, SQLiteDatabase.CursorFactory arg2)
abstract Drawable	peekWallpaper()
abstract Intent	registerReceiver(BroadcastReceiver arg0, IntentFilter arg1)
abstract Intent	registerReceiver(BroadcastReceiver arg0, IntentFilter arg1, String arg2, Handler arg3)
abstract void	removeStickyBroadcast(Intent arg0)
abstract void	revokeUriPermission(Uri arg0, int arg1)
abstract void	sendBroadcast(Intent arg0)
abstract void	sendBroadcast(Intent arg0, String arg1)
abstract void	sendOrderedBroadcast(Intent arg0, String arg1, BroadcastReceiver arg2, Handler arg3, int arg4, String arg5, Bundle arg6)
abstract void	sendOrderedBroadcast(Intent arg0, String arg1)
abstract void	sendStickyBroadcast(Intent arg0)
abstract void	sendStickyOrderedBroadcast(Intent arg0, BroadcastReceiver arg1, Handler arg2, int arg3, String arg4, Bundle arg5)
abstract void	setTheme(int arg0)
abstract void	setWallpaper(Bitmap arg0)
abstract void	setWallpaper(InputStream arg0)
abstract void	startActivity(Intent arg0)
abstract boolean	startInstrumentation(ComponentName arg0, String arg1, Bundle arg2)
abstract void	startIntentSender(IntentSender arg0, Intent arg1, int arg2, int arg3, int arg4)
abstract ComponentName	startService(Intent arg0)
abstract boolean	stopService(Intent arg0)
abstract void	unbindService(ServiceConnection arg0)
abstract void	unregisterReceiver(BroadcastReceiver arg0)

From class java.lang.Object

From interface android.content.ComponentCallbacks

From interface android.view.KeyEvent.Callback

From interface android.view.LayoutInflater.Factory

From interface android.view.View.OnCreateContextMenuListener

From interface android.view.Window.Callback

abstract boolean	dispatchKeyEvent(KeyEvent arg0)
abstract boolean	dispatchPopulateAccessibilityEvent(AccessibilityEvent arg0)
abstract boolean	dispatchTouchEvent(MotionEvent arg0)
abstract boolean	dispatchTrackballEvent(MotionEvent arg0)
abstract void	onAttachedToWindow()
abstract void	onContentChanged()
abstract boolean	onCreatePanelMenu(int arg0, Menu arg1)
abstract View	onCreatePanelView(int arg0)
abstract void	onDetachedFromWindow()
abstract boolean	onMenuItemSelected(int arg0, MenuItem arg1)
abstract boolean	onMenuOpened(int arg0, Menu arg1)
abstract void	onPanelClosed(int arg0, Menu arg1)
abstract boolean	onPreparePanel(int arg0, View arg1, Menu arg2)
abstract boolean	onSearchRequested()
abstract void	onWindowAttributesChanged(WindowManager.LayoutParams arg0)
abstract void	onWindowFocusChanged(boolean arg0)

From interface sofia.app.ScreenMethods

Public Constructors

public PongScreen ()

Public Methods

public void initialize ()

Initializes the shapes for the game.

public void onCollisionBetween (Ball ball, ViewEdges edges)

Called when a shape of type Ball collides with one or more of the edges of the view.

public void onTouchDown (MotionEvent e)

Moves the paddle when the user touches down on the screen.

Parameters

e	the motion event

public void onTouchMove (MotionEvent e)

Moves the paddle when the user moves his or her finger on the screen.

Parameters

e	the motion event

Classes

PongScreen

Class Overview

Summary

Public Constructors

public PongScreen ()

Public Methods

public void initialize ()

public void onCollisionBetween (Ball ball, ViewEdges edges)

public void onTouchDown (MotionEvent e)

Parameters

public void onTouchMove (MotionEvent e)

Parameters