/** Metoda sprawdzajaca stan klawiszy i aktualizujaca zmienne odpowiedzialne za stan gry */
public void updateState() {
int keys = getKeyStates();
if (bluetoothPlayer.getIsConnectedToServer() == true) {
if (displayedScreen == PLAYER_SCREEN) { // jesli wyswietlany jest ekran odtwarzacza
// jesli przycisk 'Play / Pause' jest wcisniety, a pozostale nie sa wcisniete
if (((keys & FIRE_PRESSED) != 0) && (nextPressed == false) && (previousPressed == false)) {
if (playPauseSprite.getFrame() == PLAY_ICON) {
playPauseSprite.setFrame(PLAY_ICON_PRESSED);
} else if (playPauseSprite.getFrame() == PAUSE_ICON) {
playPauseSprite.setFrame(PAUSE_ICON_PRESSED);
}
if (firePressed == false) soundPlayer.play(SoundPlayer.CLICK_SOUND);
firePressed = true;
}
// przycisk zostal zwolniony
else if (((keys & FIRE_PRESSED) == 0) && (firePressed == true)) {
if (playPauseSprite.getFrame() == PLAY_ICON_PRESSED) { // zmiana stanu przycisku
bluetoothPlayer.play();
playPauseSprite.setFrame(PAUSE_ICON);
} else if (playPauseSprite.getFrame() == PAUSE_ICON_PRESSED) {
bluetoothPlayer.pause();
playPauseSprite.setFrame(PLAY_ICON);
}
firePressed = false;
}
// jesli przycisk 'Next' jest wcisniety, a pozostale nie sa wcisniete
if (((keys & RIGHT_PRESSED) != 0) && (firePressed == false) && (previousPressed == false)) {
if (nextSprite.getFrame() == NEXT_ICON) nextSprite.setFrame(NEXT_ICON_PRESSED);
if (nextPressed == false) {
soundPlayer.play(SoundPlayer.CLICK_SOUND);
}
nextPressed = true;
}
// przycisk zostal zwolniony
else if (((keys & RIGHT_PRESSED) == 0) && (nextPressed == true)) {
if (nextSprite.getFrame() == NEXT_ICON_PRESSED) nextSprite.setFrame(NEXT_ICON);
bluetoothPlayer.addCommandToProcess(BluetoothPlayer.COMMAND_NEXT);
nextPressed = false;
if (bluetoothPlayer.getTotalTime() != 0) // jesli utwor jest odtwarzany lub zapauzowany
playPauseSprite.setFrame(PAUSE_ICON);
}
// jesli przycisk 'Previous' jest wcisniety, a pozostale nie sa wcisniete
if (((keys & LEFT_PRESSED) != 0) && (nextPressed == false) && (firePressed == false)) {
if (previousSprite.getFrame() == PREVIOUS_ICON)
previousSprite.setFrame(PREVIOUS_ICON_PRESSED);
if (previousPressed == false) {
soundPlayer.play(SoundPlayer.CLICK_SOUND);
}
previousPressed = true;
}
// przycisk zostal zwolniony
else if (((keys & LEFT_PRESSED) == 0) && (previousPressed == true)) {
if (previousSprite.getFrame() == PREVIOUS_ICON_PRESSED)
previousSprite.setFrame(PREVIOUS_ICON);
bluetoothPlayer.addCommandToProcess(BluetoothPlayer.COMMAND_PREV);
previousPressed = false;
if (bluetoothPlayer.getTotalTime() != 0) // jesli utwor jest odtwarzany lub zapauzowany
playPauseSprite.setFrame(PAUSE_ICON);
}
// jesli przycisk 'Up' jest wcisniety, a pozostale nie sa wcisniete
if (((keys & UP_PRESSED) != 0)
&& (previousPressed == false)
&& (nextPressed == false)
&& (firePressed == false)) {
if (previousPressed == false) {
soundPlayer.play(SoundPlayer.CLICK_SOUND);
}
bluetoothPlayer.volumeUp();
}
// jesli przycisk 'Down' jest wcisniety, a pozostale nie sa wcisniete
if (((keys & DOWN_PRESSED) != 0)
&& (previousPressed == false)
&& (nextPressed == false)
&& (firePressed == false)) {
if (previousPressed == false) {
soundPlayer.play(SoundPlayer.CLICK_SOUND);
}
bluetoothPlayer.volumeDown();
}
}
}
// jesli wyswietlany jest ekran biblioteki muzycznej
if (displayedScreen == MEDIA_LIBRARY_SCREEN) {
// jesli przycisk akcji jest wcisniety, a pozostale nie sa wcisniete
if (((keys & FIRE_PRESSED) != 0) && (nextPressed == false) && (previousPressed == false)) {
buttonPressedInARowCount = 0;
if (firePressed == false) soundPlayer.play(SoundPlayer.CLICK_SOUND);
firePressed = true;
}
// przycisk zostal zwolniony
else if (((keys & FIRE_PRESSED) == 0) && (firePressed == true)) {
buttonPressedInARowCount = 0;
firePressed = false;
}
// jesli przycisk 'Down' jest wcisniety, a pozostale nie sa wcisniete
if (((keys & DOWN_PRESSED) != 0) && (firePressed == false) && (previousPressed == false)) {
if (nextPressed == true) buttonPressedInARowCount++;
else buttonPressedInARowCount = 0;
nextPressed = true;
}
// button was released or hold down for more than MAX_BUTTON_PRESSED_IN_A_ROW_COUNT clicks
if ((((keys & DOWN_PRESSED) == 0) && (nextPressed == true))
|| (((keys & DOWN_PRESSED) != 0)
&& (buttonPressedInARowCount >= MAX_BUTTON_PRESSED_IN_A_ROW_COUNT))) {
// jesli wybrany utwor nie byl ostatni na liscie
if (bluetoothPlayer.getMediaLibrary().selectItemInMediaLibrary(NEXT_ITEM) == true) {
if (mediaLibrarySelectedItemOnScreen < mediaLibraryItemsNumberOnScreen - 1)
mediaLibrarySelectedItemOnScreen++;
}
// nextPressed is set to false only if button was released
if ((((keys & DOWN_PRESSED) != 0)
&& (buttonPressedInARowCount >= MAX_BUTTON_PRESSED_IN_A_ROW_COUNT))
== false) nextPressed = false;
}
// jesli przycisk 'Previous' jest wcisniety, a pozostale nie sa wcisniete
if (((keys & UP_PRESSED) != 0) && (nextPressed == false) && (firePressed == false)) {
if (previousPressed == true) buttonPressedInARowCount++;
else buttonPressedInARowCount = 0;
previousPressed = true;
}
// button was released or hold down for more than MAX_BUTTON_PRESSED_IN_A_ROW_COUNT clicks
if ((((keys & UP_PRESSED) == 0) && (previousPressed == true))
|| (((keys & UP_PRESSED) != 0)
&& (buttonPressedInARowCount >= MAX_BUTTON_PRESSED_IN_A_ROW_COUNT))) {
// jesli wybrany utwor nie byl pierwszy na liscie
if (bluetoothPlayer.getMediaLibrary().selectItemInMediaLibrary(PREVIOUS_ITEM) == true) {
if (mediaLibrarySelectedItemOnScreen > 0) mediaLibrarySelectedItemOnScreen--;
}
// previousPressed is set to false only if button was released
if ((((keys & UP_PRESSED) != 0)
&& (buttonPressedInARowCount >= MAX_BUTTON_PRESSED_IN_A_ROW_COUNT))
== false) previousPressed = false;
}
}
// if volume level has changed
if (volumeLevel != bluetoothPlayer.getVolumeLevel()) {
showVolume = 15;
volumeLevel = bluetoothPlayer.getVolumeLevel();
}
if (bluetoothPlayer.getIsConnectedToServer() == false) {
if (buttonsLocation < 70) buttonsLocation += 5;
}
if ((bluetoothPlayer.getIsConnectedToServer() == true) && (buttonsLocation > 0)) {
buttonsLocation -= 5;
}
if (bluetoothPlayer.getStateChanged()) {
String state = bluetoothPlayer.getPlayingState();
if (state != null) {
if (state.equals("PLAY") || state.equals("OTHER")) {
playPauseSprite.setFrame(PAUSE_ICON);
} else if (state.equals("PAUSE") || state.equals("STOP"))
playPauseSprite.setFrame(PLAY_ICON);
}
soundPlayer.play(SoundPlayer.POPUP_SOUND);
}
}
