public void breakWall(View view) {
// This should never be true !
if (!isAlive) return;
if (travelledDistance >= WALL_BREAKER_COST) {
addScore(-WALL_BREAKER_COST);
// Break the wall
ArrayList<Wall> originalWalls = new ArrayList<>(map.getWalls());
for (Wall wall : originalWalls) {
ArrayList<Wall> newWalls = wall.splitWall(snappedGpsLoc, holeSize);
if (newWalls != null) {
map.removeMapItem(wall.getId());
// The wall has to be split
for (int i = 0; i < newWalls.size(); i++) {
Wall newWall = newWalls.get(i);
// Add the new wall to the game
map.addMapItem(newWall);
gameUpdateHandler.sendCreateWall(
newWall.getOwnerId(), newWall.getId(), newWall.getPoints(), newWall.getColor());
}
}
}
showNotification(getString(R.string.wall_breaker_notification), Toast.LENGTH_SHORT);
} else {
showNotification(getString(R.string.no_wall_breaker_notification), Toast.LENGTH_SHORT);
}
}
/**
* Show the winner in a dialog box. (is called when the host has calculated the winner) When the
* user presses ok the game ends
*/
public void showWinner() {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(getString(R.string.game_over_text));
Player winningPlayer = (Player) map.getItemById(winner);
String winnerName = "";
if (winningPlayer != null) winnerName = winningPlayer.getName();
// Show the winner
builder.setMessage(getString(R.string.game_winner_text).replaceAll("%winner", winnerName));
builder.setPositiveButton(
"OK",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
// End the game
quitGame();
}
});
AlertDialog dialog = builder.create();
try {
dialog.show();
} catch (Exception e) {
e.printStackTrace();
}
}
/** Called when the clear wall button is pressed TODO remove this as it isn't used */
public void clearWall() {
// Is there a wall right now?
if (wallId != null) {
map.clear(wallId); // Clear the wall from the map
gameUpdateHandler.sendRemoveWall(wallId);
}
}
/**
* Called when the start/stop wall button is pressed or when the proximity sensor detects
* something
*/
public void createWall() {
if (!isAlive) return;
// Is the player currently creating a wall
if (!creatingWall) {
// Start creating a wall
creatingWall = true; // The player is now creating a wall
// Create the wall object
Wall wall =
new Wall(
"W" + GameSettings.generateUniqueId(),
GameSettings.getPlayerId(),
GameSettings.getWallColor(),
context);
wallId = wall.getId(); // Store the wall id
map.addMapItem(wall); // Add the wall to the map
// Tell the other devices that a new wall has been created
gameUpdateHandler.sendCreateWall(
GameSettings.getPlayerId(), wallId, new ArrayList<LatLng>(), GameSettings.getWallColor());
// Show the "creating wall" notification
showNotification(getString(R.string.wall_on_notification), Toast.LENGTH_SHORT);
}
// The wall is never turned off
// else {
// // Stop creating the wall
// creatingWall = false; // The player is no longer creating a wall
// wallId = null; // Forget about the current wall
//
// // Show the "stopped creating wall" notification
// showNotification(getString(R.string.wall_off_notification), Toast.LENGTH_SHORT);
// }
}
/**
* Most of the game functionality happens in this function. It is called when a location update is
* snapped to the road by the snappedPointHandler
*
* @param result The snapped location
* @return does not matter
*/
@Override
public boolean handleApiResult(ArrayList<LatLng> result) {
// Get the snapped location from the result (result is a list with one item)
LatLng newSnappedGpsLoc = result.get(0);
// Calculate the distance between the snapped location and the actual location
// So this is basically the distance to the road
double snappedDistance = LatLngConversion.getDistancePoints(gpsLoc, newSnappedGpsLoc);
// Log.d("VALUE", "Snapped Distance "+String.valueOf(snappedDistance));
if (isAlive && mapCenter != null && GameSettings.getMaxDistance() > 0) {
if (LatLngConversion.getAccurateDistancePoints(mapCenter, newSnappedGpsLoc)
> GameSettings.getMaxDistanceInMeters()) {
showNotification(getString(R.string.crossed_border), Toast.LENGTH_SHORT);
onDeath("//", "Map Border");
}
if (LatLngConversion.getAccurateDistancePoints(mapCenter, newSnappedGpsLoc)
> GameSettings.getMaxDistanceInMeters() - WARNING_DISTANCE_TO_WALL) {
showNotification(getString(R.string.close_to_border), Toast.LENGTH_SHORT);
}
}
// Check is the player is (almost) on the road
if (snappedDistance < MAX_ROAD_DISTANCE) {
// Update the player marker and the camera
map.updatePlayer(GameSettings.getPlayerId(), newSnappedGpsLoc);
map.updateCamera(newSnappedGpsLoc);
// Send the player location
gameUpdateHandler.sendMyLocation(newSnappedGpsLoc);
// If the player is alive the interactions with the wall can be checked
// Add the travelled distance to the score
// Check if the player is to close to or has crossed a wall
// Update the wall
if (isAlive) {
// Add the travelled distance to the score
// ---------------------------------------
double distance = 0.0;
if (!(snappedGpsLoc.longitude == 0 && snappedGpsLoc.latitude == 0)) {
// This checks if there has been a previous location update
distance = LatLngConversion.getDistancePoints(snappedGpsLoc, newSnappedGpsLoc);
}
addScore(LatLngConversion.latLngDistanceToMeter(distance));
if (!creatingWall && travelledDistance >= WALL_DELAY_DISTANCE) createWall();
// Check if the player is to close to or has crossed a wall
// ---------------------------------------------------------
ArrayList<Wall> walls = map.getWalls();
for (Wall wall : walls) {
// Check if the player hasn't crossed a wall
if (wall.hasCrossed(
snappedGpsLoc,
newSnappedGpsLoc,
MIN_WALL_DISTANCE,
IGNORE_WALL_DISTANCE,
GameSettings.getPlayerId())) {
// The player has crossed the wall and has therefore died
showNotification(getString(R.string.wall_crossed), Toast.LENGTH_SHORT);
Player killer = (Player) map.getItemById(wall.getOwnerId());
String killerName = "";
if (killer != null) killerName = killer.getName();
onDeath(wall.getOwnerId(), killerName);
} else {
// Check if the player isn't to close to a wall
if (wall.getDistanceTo(
newSnappedGpsLoc, MIN_WALL_WARNING_DISTANCE, GameSettings.getPlayerId())
< MIN_WALL_WARNING_DISTANCE) {
// Show the "player to close to wall" notification
showNotification(getString(R.string.wall_too_close), Toast.LENGTH_SHORT);
}
}
}
// Update the wall
// ---------------
Wall wall = (Wall) map.getItemById(wallId);
// Update the wall (this must happen after the "player to close to wall" check
if (creatingWall) {
wall.addPoint(newSnappedGpsLoc); // Add the new point to the wall
gameUpdateHandler.sendUpdateWall(newSnappedGpsLoc, wallId);
map.redraw(wall.getId()); // Redraw the wall on the map
}
}
snappedGpsLoc = newSnappedGpsLoc; // update the snapped location
} else {
// Player is to far from the road
map.updatePlayer(
GameSettings.getPlayerId(), gpsLoc); // Draw the player on the actual location instead
map.updateCamera(gpsLoc); // Zoom to there as well
// Send the player location
gameUpdateHandler.sendMyLocation(gpsLoc);
if (isAlive) {
// Show the "player to far from road" notification
showNotification(getString(R.string.road_too_far), Toast.LENGTH_SHORT);
onDeath("", "");
}
}
return false; // This is used by the snappedPointHandler
}
public void startGame(LatLng startPos) {
// Tell the other players that the game has started
if (GameSettings.isOwner()) gameUpdateHandler.sendStartGame(startPos);
// Start sensor tracking
// Listen to proximity updates
sensorDataObservable.startSensorTracking(
SensorFlag.PROXIMITY,
new SensorDataObserver() {
/**
* Is called when the proximity sensor detects something
*
* @param observable The observable that has changed
* @param data Extra data attached by observable
*/
@Override
public void updateSensor(SensorDataObservable observable, Object data) {
// Check whether it was the proximity sensor that detected something
if (observable != sensorDataObservable) return;
sensorDataObservable.resetSensorData(
SensorFlag.PROXIMITY); // This was moved from within SensorDataObservable
if (GameSettings.getCanBreakWall()) breakWall(null); // Activiate break wall button
}
/**
* The amount of times the sensor can detect useful information before updateSensor is
* called
*/
@Override
public int getCountLimit() {
return 1;
}
});
// Listen to accelerometer updates
sensorDataObservable.startSensorTracking(
SensorFlag.ACCELEROMETER,
new SensorDataObserver() {
@Override
/**
* Is called when the accelerometer sensor detects something
*
* @param observable The observable that has changed
* @param data Extra data attached by observable
*/
public void updateSensor(SensorDataObservable observable, Object data) {
// Check whether it was the proximity sensor that detected something
if (observable != sensorDataObservable) return;
if (data instanceof HorizontalAccelerationDataHolder) {
HorizontalAccelerationDataHolder holder = (HorizontalAccelerationDataHolder) data;
acceleration += holder.getAccelerationMagnitude();
accelerationCount += 1;
}
if (currentEvent != null && currentEvent instanceof ShowOffEvent) {
((TextView) findViewById(R.id.eventValue))
.setText(
getString(R.string.show_off_event_text)
.replaceAll("%value", "" + Math.floor(acceleration)));
}
}
/**
* The amount of times the sensor can detect useful information before updateSensor is
* called
*/
@Override
public int getCountLimit() {
return -1;
}
});
// Listen to gyroscope
sensorDataObservable.startSensorTracking(
SensorFlag.GYROSCOPE,
new SensorDataObserver() {
@Override
public void updateSensor(SensorDataObservable observable, Object data) {
// Check whether it was the proximity sensor that detected something
if (observable != sensorDataObservable) return;
if (data instanceof GyroscopeDataHolder) {
GyroscopeDataHolder holder = (GyroscopeDataHolder) data;
turns = holder.getCount();
}
if (currentEvent != null && currentEvent instanceof TurnEvent) {
((TextView) findViewById(R.id.eventValue))
.setText(
getString(R.string.turn_event_text)
.replaceAll("%value", "" + Math.floor(turns)));
}
}
@Override
public int getCountLimit() {
return 1;
}
});
// Listen to microphone
frequencyListener =
new FrequencyListener(
new Handler(
new Handler.Callback() {
@Override
public boolean handleMessage(Message msg) {
handleBellDetected();
return false;
}
}),
44100,
1650,
2450,
16384);
frequencyListener.run(); // Start the FrequencyListener
// Set the correct buttons to visible
if (!GameSettings.getSpectate()) {
if (GameSettings.getCanBreakWall()) {
// TODO hide the breakWall button when there is a proximity sensor
Button wallBreaker = (Button) findViewById(R.id.breakWallButton);
wallBreaker.setVisibility(View.VISIBLE);
}
LinearLayout travelledDistanceContainer =
(LinearLayout) findViewById(R.id.travelledDistanceContainer);
travelledDistanceContainer.setVisibility(View.VISIBLE);
TextView travelledDistance = (TextView) findViewById(R.id.travelledDistance);
travelledDistance.setVisibility(View.VISIBLE);
TextView travelledDistanceHead = (TextView) findViewById(R.id.travelledDistanceHead);
travelledDistanceHead.setVisibility(View.VISIBLE);
}
// Set start time (in order to measure total playtime)
startTime = System.currentTimeMillis();
if (GameSettings.isOwner())
// Set the amount of players that are alive
playersAliveCount = GameSettings.getPlayersInGame().size();
// Set the initial location
mapCenter = startPos;
if (GameSettings.getMaxDistance() > 0)
// Draw the border on the map
// The distance is GameSettings.getMaxDistance() - WARNING_DISTANCE_TO_WALL so that the
// player won't die right away after crossing the wall on the map.
map.drawBorder(mapCenter, GameSettings.getMaxDistanceInMeters());
// Activate end game timer
if (GameSettings.getTimeLimit() >= 0) {
if (GameSettings.isOwner()) {
// End the game in FINAL_SCORE_TIMEOUT seconds
new Handler()
.postDelayed(
new Runnable() {
@Override
public void run() {
endGame();
}
},
1000 * GameSettings.getTimeLimit() * 60);
}
// Update countdown
endTime = startTime + 1000 * GameSettings.getTimeLimit() * 60;
countdown = new Handler();
countdownRunnable =
new Runnable() {
@Override
public void run() {
TextView countdownText = (TextView) findViewById(R.id.countdown);
if (endTime > System.currentTimeMillis()) {
countdownText.setText(formatTime(endTime - System.currentTimeMillis()));
countdown.postDelayed(this, 1000);
} else {
countdownText.setText(formatTime(0));
countdownText.setVisibility(View.GONE);
}
}
};
countdown.postDelayed(countdownRunnable, 1000);
findViewById(R.id.countdown).setVisibility(View.VISIBLE);
}
// Start the events
if (GameSettings.isOwner() && HAS_EVENTS) gameEventHandler.start();
// Set the player to alive
if (!GameSettings.getSpectate()) isAlive = true;
else isAlive = false;
hasEnded = false;
showNotification(getString(R.string.game_started), Toast.LENGTH_SHORT);
}
// region Initialization
// ---------------------------------------------------------------------------------------------
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (savedInstanceState != null) {
// If the application closed accidentally the player is set to spectator mode
// At this point the game is corrupt and a lot of problems will arise
// If this happens to the host it is extremely problematic
// TODO make the host end the game if his game is corrupt
GameSettings.loadFromBundle(savedInstanceState);
GameSettings.setSpectate(true);
Toast.makeText(this, getString(R.string.game_activity_closed), Toast.LENGTH_SHORT).show();
}
// Content of Activity
// -----------------------------------------------------------------------------------------
setContentView(R.layout.activity_game);
// Sensor tracking
// -----------------------------------------------------------------------------------------
// Initialize sensorDataObservable and proximityObserver
acceleration = 0;
accelerationCount = 0;
turns = 0;
sensorDataObservable = new SensorDataObservable(this);
isBellRinging = false;
// Location tracking
// -----------------------------------------------------------------------------------------
// Initialize the stored locations to 0,0
snappedGpsLoc = new LatLng(0, 0);
gpsLoc = new LatLng(0, 0);
if (savedInstanceState != null)
travelledDistance = savedInstanceState.getDouble("travelledDistance", 0.0);
else travelledDistance = 0.0;
// Initialize location listener
locationListener =
new CustomLocationListener(
this, // The activity that builds the google api
this, // The LocationObserver
1500, // Normal update frequency of the location
500, // Fastest update frequency of the location
LocationRequest.PRIORITY_HIGH_ACCURACY // Accuracy of the location
);
// Create the context used by the google api (just stores the google key)
context = new GeoApiContext().setApiKey(getString(R.string.google_maps_key_server));
// Permissions
// -----------------------------------------------------------------------------------------
// Request permissions before doing anything else (after initializing the location listener!)
requestPermissions();
// Map Object
// -----------------------------------------------------------------------------------------
// Create the map object
MapFragment mapFragment = (MapFragment) getFragmentManager().findFragmentById(R.id.map);
map = new Map(mapFragment);
// Player objects
// -----------------------------------------------------------------------------------------
// Create the player
map.addMapItem(
new Player(GameSettings.getPlayerId(), GameSettings.getPlayerName(), new LatLng(0.0, 0.0)));
// Networking
// -----------------------------------------------------------------------------------------
// Create the gameUpdateHandler object
connection = new SocketIoConnection("testA1", String.valueOf(GameSettings.getGameId()));
gameUpdateHandler = new GameUpdateHandler(this, connection, map, context);
gameEventHandler = new GameEventHandler(connection, this);
if (savedInstanceState != null)
// When the game is corrupt, you are considered dead.
gameUpdateHandler.sendDeathMessage("//", "A corrupted game");
// Create the data server
dataServer = new HttpConnector(getString(R.string.dataserver_url));
// Setup the game ui
if (!GameSettings.isOwner()) {
Button startButton = (Button) findViewById(R.id.start_game_button);
startButton.setVisibility(View.GONE);
}
Button wallBreaker = (Button) findViewById(R.id.breakWallButton);
wallBreaker.setVisibility(View.GONE);
LinearLayout travelledDistanceContainer =
(LinearLayout) findViewById(R.id.travelledDistanceContainer);
travelledDistanceContainer.setVisibility(View.GONE);
TextView travelledDistance = (TextView) findViewById(R.id.travelledDistance);
travelledDistance.setVisibility(View.GONE);
TextView travelledDistanceHead = (TextView) findViewById(R.id.travelledDistanceHead);
travelledDistanceHead.setVisibility(View.GONE);
findViewById(R.id.eventContainer).setVisibility(View.GONE);
findViewById(R.id.countdown).setVisibility(View.GONE);
}