/** Metoda odpowiedzialna za przerysowanie ekranu */
public void updateScreen() {
Graphics g = getGraphics();
if (displayedScreen == PLAYER_SCREEN) {
if (backgroundLayer != null) {
backgroundLayer.paint(g);
}
if ((bluetoothPlayer.getIsConnectedToServer() == false)
&& (bluetoothPlayer.getBluetoothError() == false)) drawText(g, "Connecting...", 0);
else if (bluetoothPlayer.getBluetoothError() == true) drawText(g, "Disconnected", 0);
else {
if (bluetoothPlayer.getTitle() != null) {
drawText(g, bluetoothPlayer.getTitle(), 0);
}
if (bluetoothPlayer.getArtist() != null) {
drawText(g, bluetoothPlayer.getArtist(), 1);
}
if (showVolume > 0) {
showVolume--;
drawText(g, " Volume: " + volumeLevel + "%", 2);
}
}
if (bluetoothPlayer.isBluetoothOn()) {
if (bluetoothPlayer.getInquiryStarted()) {
showInquiryProgress(g, inquiryProgress += 20);
if (inquiryProgress >= 360) inquiryProgress = 0;
} else {
inquiryProgress = 0;
showInquiryProgress(g, 0);
}
} else {
drawText(g, "Please turn your Bluetooth device on", 1);
}
playPauseSprite.setPosition(screenWidth / 2 - 16, screenHeight - 66 + buttonsLocation);
previousSprite.setPosition(screenWidth / 2 - 55, screenHeight - 66 + buttonsLocation);
nextSprite.setPosition(screenWidth / 2 + 23, screenHeight - 66 + buttonsLocation);
playPauseSprite.paint(g);
previousSprite.paint(g);
nextSprite.paint(g);
if (bluetoothPlayer.getTotalTime() != 0)
showProgressBar(g, bluetoothPlayer.getCurrentTime(), bluetoothPlayer.getTotalTime());
else showProgressBar(g, 0, 100);
} else if (displayedScreen == MEDIA_LIBRARY_LOADING) {
if (backgroundLayer != null) {
backgroundLayer.paint(g);
}
if (bluetoothPlayer.getIsConnectedToServer() == true) {
drawText(g, "Loading media library", 0);
drawText(g, "Please wait...", 1);
// display size of the media library
if (bluetoothPlayer.getMediaLibrarySize() >= 1024) {
drawText(
g,
"Total size: "
+ bluetoothPlayer.getMediaLibrarySize() / 1024
+ "."
+ (bluetoothPlayer.getMediaLibrarySize() % 1024) * 100 / 1024
+ " kB",
3);
} else drawText(g, "Total size: " + bluetoothPlayer.getMediaLibrarySize() + " B", 3);
int size = bluetoothPlayer.getMediaLibrarySize();
if (size == 0) // to avoid dividing by zero
size = 1;
showProgressBar(g, bluetoothPlayer.getMediaLibraryDownloadedBytes(), size);
// if the playlist file was downloaded and parsed
if (bluetoothPlayer.getMediaLibrary().getLibraryDownloadedAndParsed() == true)
setDisplayedScreen(MainCanvas.MEDIA_LIBRARY_SCREEN);
} else drawText(g, "You're not connected", 0);
} else if (displayedScreen == MEDIA_LIBRARY_SCREEN) {
if (backgroundLayer != null) {
backgroundLayer.paint(g);
}
showMediaLibrary(
g, bluetoothPlayer, mediaLibrarySelectedItemOnScreen, mediaLibraryItemsNumberOnScreen);
}
flushGraphics();
}
