private void updateScreenNail(long version, Future<Bitmap> future) {
ImageEntry entry = mImageCache.get(version);
if (entry == null || entry.screenNailTask != future) {
Bitmap screenNail = future.get();
if (screenNail != null) screenNail.recycle();
return;
}
entry.screenNailTask = null;
entry.screenNail = future.get();
if (entry.screenNail == null) {
entry.failToLoad = true;
/*a@nufront start*/
for (int i = -1; i <= 1; ++i) {
if (version == getVersion(mCurrentIndex + i)) {
if (0 == i) updateTileProvider(entry);
mPhotoView.notifyImageInvalidated(i);
}
}
/*a@nufront end*/
} else {
if (mDataListener != null) {
mDataListener.onPhotoAvailable(version, false);
}
for (int i = -1; i <= 1; ++i) {
if (version == getVersion(mCurrentIndex + i)) {
if (i == 0) updateTileProvider(entry);
mPhotoView.notifyImageInvalidated(i);
}
}
}
updateImageRequests();
}
private void fireModelInvalidated() {
for (int i = -1; i <= 1; ++i) {
long current = getVersion(mCurrentIndex + i);
long change = mChanges[i + 1];
if (current != change) {
mPhotoView.notifyImageInvalidated(i);
mChanges[i + 1] = current;
}
}
}
public void resume() {
mIsActive = true;
mSource.addContentListener(mSourceListener);
updateImageCache();
updateImageRequests();
mReloadTask = new ReloadTask();
mReloadTask.start();
mPhotoView.notifyModelInvalidated();
}
private void updateCurrentIndex(int index) {
mCurrentIndex = index;
updateSlidingWindow();
MediaItem item = mData[index % DATA_CACHE_SIZE];
mItemPath = item == null ? null : item.getPath();
updateImageCache();
updateImageRequests();
updateTileProvider();
mPhotoView.notifyOnNewImage();
if (mDataListener != null) {
mDataListener.onPhotoChanged(index, mItemPath);
}
fireModelInvalidated();
}
private void updateFullImage(long version, Future<BitmapRegionDecoder> future) {
ImageEntry entry = mImageCache.get(version);
if (entry == null || entry.fullImageTask != future) {
BitmapRegionDecoder fullImage = future.get();
if (fullImage != null) fullImage.recycle();
return;
}
entry.fullImageTask = null;
entry.fullImage = future.get();
if (entry.fullImage != null) {
if (mDataListener != null) {
mDataListener.onPhotoAvailable(version, true);
}
if (version == getVersion(mCurrentIndex)) {
updateTileProvider(entry);
mPhotoView.notifyImageInvalidated(0);
}
}
updateImageRequests();
}