private Bitmap getBitmap(int page) {
Bitmap bitmap = null;
if (cache != null && cache.containsKey("page_" + page)) {
SoftReference<Bitmap> bitmapRef = cache.get("page_" + page);
bitmap = bitmapRef.get();
Log.d(TAG, "reading image for page " + page + " from cache!");
} else {
Log.d(TAG, "loading image for page " + page + " from sdcard");
}
boolean outOfMemory = false;
// Bitmap not found in cache..
if (bitmap == null) {
String filename = mContext.getPageFileName(page);
try {
bitmap = QuranUtils.getImageFromSD(filename);
} catch (OutOfMemoryError oe) {
bitmap = null;
outOfMemory = true;
mHasBeenOutOfMemory = true;
}
// Add Bitmap to cache..
if (bitmap != null) {
cache.put("page_" + page, new SoftReference<Bitmap>(bitmap));
Log.d(TAG, "page " + page + " added to cache!");
} else {
if (!outOfMemory) {
Log.d(TAG, "page " + page + " not found on sdcard");
bitmap = QuranUtils.getImageFromWeb(filename);
}
if (bitmap != null) cache.put("page_" + page, new SoftReference<Bitmap>(bitmap));
else
Log.d(
TAG,
"page "
+ page
+ " could not be fetched "
+ (outOfMemory ? "due to being out of memory" : "from the web"));
}
}
return bitmap;
}
@Override
public void bind(BookmarksFragment fragment) {
mFragment = fragment;
boolean isRtl = mQuranSettings.isArabicNames() || QuranUtils.isRtl();
if (isRtl == mIsRtl) {
requestData(true);
} else {
// don't use the cache if rtl changed
mIsRtl = isRtl;
requestData(false);
}
}
@Override
protected void onPostExecute(RectF[] rect) {
if (rect != null && rect.length == 1 && isAdded()) {
mImageView.setPageBounds(rect[0]);
if (overlayText) {
int page = pageNumber;
Context context = getContext();
String suraText = QuranInfo.getSuraNameFromPage(context, page, true);
String juzText = QuranInfo.getJuzString(context, page);
String pageText = QuranUtils.getLocalizedNumber(context, page);
String rub3Text = QuranDisplayHelper.displayRub3(context, page);
mImageView.setOverlayText(suraText, juzText, pageText, rub3Text);
}
}
}