@Override
public void run() {
if (nextItemIndex >= slideshow.size()) {
// if there is music playing
if (mediaPlayer != null && mediaPlayer.isPlaying())
mediaPlayer.reset(); // slideshow done, reset mediaPlayer
finish(); // return to launching Activity
} // end if
else {
MediaItem item = slideshow.getMediaItemAt(nextItemIndex);
if (item.getType() == MediaItem.MediaType.IMAGE) {
imageView.setVisibility(View.VISIBLE); // show imageView
videoView.setVisibility(View.INVISIBLE); // hide videoView
new LoadImageTask().execute(Uri.parse(item.getPath()));
} // end if
else {
imageView.setVisibility(View.INVISIBLE); // hide imageView
videoView.setVisibility(View.VISIBLE); // show videoView
playVideo(Uri.parse(item.getPath())); // plays the video
} // end else
++nextItemIndex;
} // end else
} // end method run
// initializes the SlideshowPlayer Activity
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.slideshow_player);
imageView = (ImageView) findViewById(R.id.imageView);
videoView = (VideoView) findViewById(R.id.videoView);
videoView.setOnCompletionListener( // set video completion handler
new OnCompletionListener() {
@Override
public void onCompletion(MediaPlayer mp) {
handler.post(updateSlideshow); // update the slideshow
} // end method onCompletion
} // end anonymous inner class
); // end OnCompletionListener
if (savedInstanceState == null) // Activity starting
{
// get slideshow name from Intent's extras
slideshowName = getIntent().getStringExtra(Slideshow.NAME_EXTRA);
mediaTime = 0; // position in media clip
nextItemIndex = 0; // start from first image
} // end if
else // Activity resuming
{
// get the play position that was saved when config changed
mediaTime = savedInstanceState.getInt(MEDIA_TIME);
// get index of image that was displayed when config changed
nextItemIndex = savedInstanceState.getInt(IMAGE_INDEX);
// get name of slideshow that was playing when config changed
slideshowName = savedInstanceState.getString(SLIDESHOW_NAME);
} // end else
// get SlideshowInfo for slideshow to play
slideshow = Slideshow.getSlideshowInfo(slideshowName);
// configure BitmapFactory.Options for loading images
options = new BitmapFactory.Options();
options.inSampleSize = 4; // sample at 1/4 original width/height
// if there is music to play
if (slideshow.getMusicPath() != null) {
// try to create a MediaPlayer to play the music
try {
mediaPlayer = new MediaPlayer();
mediaPlayer.setDataSource(this, Uri.parse(slideshow.getMusicPath()));
mediaPlayer.prepare(); // prepare the MediaPlayer to play
mediaPlayer.setLooping(true); // loop the music
mediaPlayer.seekTo(mediaTime); // seek to mediaTime
} // end try
catch (Exception e) {
Log.v(TAG, e.toString());
} // end catch
} // end if
handler = new Handler(); // create handler to control slideshow
} // end method onCreate
@Override
public void run() {
if (nextItemIndex >= slideshow.size()) {
finish();
} else {
String item = slideshow.getImageAt(nextItemIndex);
new LoadImageTask().execute(item);
++nextItemIndex;
}
}
