@Override
public void onScalingCompleted(BasicBall ball, boolean growingOrShrinking) {
if (growingOrShrinking) return;
for (ButtonBall buttonBall : mMenuOptionBalls) {
if (buttonBall == ball) {
switch (buttonBall.getMenuOption()) {
case MusicOn:
mMenuOptionBalls[MenuBallOption.MusicOff.ordinal()].grow();
break;
case MusicOff:
mMenuOptionBalls[MenuBallOption.MusicOn.ordinal()].grow();
break;
case SoundEffectsOn:
mMenuOptionBalls[MenuBallOption.SoundEffectsOff.ordinal()].grow();
break;
case SoundEffectsOff:
mMenuOptionBalls[MenuBallOption.SoundEffectsOn.ordinal()].grow();
break;
default:
throw new IllegalArgumentException("Invalid menu option");
}
}
}
}
/**
* Draws the menu to the screen.
*
* @param gameState the current state of the application
* @param spriteBatch graphics context to draw to
*/
public void draw(GameScreen.GameState gameState, SpriteBatch spriteBatch) {
for (ButtonBall option : mMenuOptionBalls) option.draw(spriteBatch, mTextureManager);
FontManager.getDefaultFont()
.draw(
spriteBatch,
"Tap to begin",
GameScreen.getScreenWidth() / 2,
GameScreen.getScreenHeight() / 2);
}
/** Resets menu items to an initial state to be animated again. */
public void resetMenuItems() {
for (ButtonBall option : mMenuOptionBalls) option.hide();
if (MusicManager.isMusicPlaybackEnabled())
mMenuOptionBalls[MenuBallOption.MusicOn.ordinal()].grow();
else mMenuOptionBalls[MenuBallOption.MusicOff.ordinal()].grow();
if (MusicManager.isSoundEffectPlaybackEnabled())
mMenuOptionBalls[MenuBallOption.SoundEffectsOn.ordinal()].grow();
else mMenuOptionBalls[MenuBallOption.SoundEffectsOff.ordinal()].grow();
}
/**
* Updates the logic of the main menu based on the current state.
*
* @param gameState state of the game
* @param gameInput player's input events
* @param delta number of seconds the last rendering took
*/
public void tick(GameScreen.GameState gameState, GameInputProcessor gameInput, float delta) {
if (gameState != GameScreen.GameState.Ended
&& gameState != GameScreen.GameState.GamePaused
&& gameState != GameScreen.GameState.MainMenu)
throw new IllegalStateException("Invalid state for updating menu.");
boolean optionSelected = false;
for (ButtonBall option : mMenuOptionBalls) {
option.tick(delta);
if (option.wasClicked(gameInput)) {
optionSelected = true;
switch (option.getMenuOption()) {
case MusicOn:
mMenuOptionBalls[MenuBallOption.MusicOn.ordinal()].shrink();
if (mCallback != null) mCallback.setMusicEnabled(false);
break;
case MusicOff:
mMenuOptionBalls[MenuBallOption.MusicOff.ordinal()].shrink();
if (mCallback != null) mCallback.setMusicEnabled(true);
break;
case SoundEffectsOn:
mMenuOptionBalls[MenuBallOption.SoundEffectsOn.ordinal()].shrink();
if (mCallback != null) mCallback.setSoundEffectsEnabled(false);
break;
case SoundEffectsOff:
mMenuOptionBalls[MenuBallOption.SoundEffectsOff.ordinal()].shrink();
if (mCallback != null) mCallback.setSoundEffectsEnabled(true);
break;
default:
throw new IllegalArgumentException("menu option not valid.");
}
// Only one option can be selected, so the loop exits
break;
}
}
if (!optionSelected) {
// Starts the game if no other option was selected
if (gameInput.clickOccurred() && mCallback != null) {
if (gameState == GameScreen.GameState.GamePaused) mCallback.resumeGame();
else mCallback.prepareNewGame();
}
}
}
/**
* Sets up a new main menu.
*
* @param callback instance of callback interface
* @param textureManager to get textures to draw
*/
public MenuManager(MenuCallback callback, TextureManager textureManager) {
mCallback = callback;
mTextureManager = textureManager;
BasicBall.initialize(GameScreen.getScreenWidth(), GameScreen.getScreenHeight());
mMenuOptionBalls = new ButtonBall[MenuBallOption.getSize()];
mMenuOptionBalls[MenuBallOption.MusicOn.ordinal()] =
new ButtonBall(
MenuBallOption.MusicOn,
TextureManager.GameColor.Green,
textureManager.getMenuButtonIconTexture(MenuBallOption.MusicOn),
GameScreen.getScreenWidth() / 2 - BasicBall.getDefaultBallRadius() * 2,
GameScreen.getScreenHeight() / 2);
mMenuOptionBalls[MenuBallOption.MusicOff.ordinal()] =
new ButtonBall(
MenuBallOption.MusicOff,
TextureManager.GameColor.Red,
textureManager.getMenuButtonIconTexture(MenuBallOption.MusicOff),
GameScreen.getScreenWidth() / 2 - BasicBall.getDefaultBallRadius() * 2,
GameScreen.getScreenHeight() / 2);
mMenuOptionBalls[MenuBallOption.SoundEffectsOn.ordinal()] =
new ButtonBall(
MenuBallOption.SoundEffectsOn,
TextureManager.GameColor.Green,
textureManager.getMenuButtonIconTexture(MenuBallOption.SoundEffectsOn),
GameScreen.getScreenWidth() / 2 + BasicBall.getDefaultBallRadius() * 2,
GameScreen.getScreenHeight() / 2);
mMenuOptionBalls[MenuBallOption.SoundEffectsOff.ordinal()] =
new ButtonBall(
MenuBallOption.SoundEffectsOff,
TextureManager.GameColor.Red,
textureManager.getMenuButtonIconTexture(MenuBallOption.SoundEffectsOff),
GameScreen.getScreenWidth() / 2 + BasicBall.getDefaultBallRadius() * 2,
GameScreen.getScreenHeight() / 2);
for (ButtonBall ball : mMenuOptionBalls)
ball.setScalingCompleteListener(mMenuOptionBallsListener);
}