@Override
protected void onActivityResult(int requestCode, int resultCode,
Intent data) {
switch (requestCode) {
case MenuHelper.RESULT_COMMON_MENU_CROP:
if (resultCode == RESULT_OK) {
// The CropImage activity passes back the Uri of the
// cropped image as the Action rather than the Data.
mSavedUri = Uri.parse(data.getAction());
// if onStart() runs before, then set the returned
// image as currentImage.
if (mAllImages != null) {
IImage image = mAllImages.getImageForUri(mSavedUri);
// image could be null if SD card is removed.
if (image == null) {
finish();
} else {
mCurrentPosition = mAllImages.getImageIndex(image);
setImage(mCurrentPosition, false);
}
}
}
break;
}
}
private boolean init(Uri uri) {
if (uri == null) return false;
mAllImages = (mParam == null)
? buildImageListFromUri(uri)
: ImageManager.makeImageList(getContentResolver(), mParam);
IImage image = mAllImages.getImageForUri(uri);
if (image == null) return false;
mCurrentPosition = mAllImages.getImageIndex(image);
return true;
}
public void run() {
mAllImages.removeImageAt(mCurrentPosition);
if (mAllImages.getCount() == 0) {
finish();
return;
} else {
if (mCurrentPosition == mAllImages.getCount()) {
mCurrentPosition -= 1;
}
}
mImageView.clear();
mCache.clear(); // Because the position number is changed.
setImage(mCurrentPosition, true);
}
private void moveNextOrPrevious(int delta) {
int nextImagePos = mCurrentPosition + delta;
if ((0 <= nextImagePos) && (nextImagePos < mAllImages.getCount())) {
setImage(nextImagePos, true);
showOnScreenControls();
}
}
@Override
public void onStop() {
super.onStop();
mPaused = true;
// mGetter could be null if we call finish() and leave early in
// onStart().
if (mGetter != null) {
mGetter.cancelCurrent();
mGetter.stop();
mGetter = null;
}
// removing all callback in the message queue
mHandler.removeAllGetterCallbacks();
if (mAllImages != null) {
mSavedUri = getCurrentUri();
mAllImages.close();
mAllImages = null;
}
hideOnScreenControls();
mImageView.clear();
mCache.clear();
for (ImageViewTouchBase iv : mSlideShowImageViews) {
iv.clear();
}
}
@Override
public void onStart() {
super.onStart();
mPaused = false;
if (!init(mSavedUri)) {
Log.w(TAG, "init failed: " + mSavedUri);
finish();
return;
}
// normally this will never be zero but if one "backs" into this
// activity after removing the sdcard it could be zero. in that
// case just "finish" since there's nothing useful that can happen.
int count = mAllImages.getCount();
if (count == 0) {
finish();
return;
} else if (count <= mCurrentPosition) {
mCurrentPosition = count - 1;
}
if (mGetter == null) {
makeGetter();
}
//show controls only for first time
setImage(mCurrentPosition, mShowControls);
mShowControls = false;
}
@Override
public void onSaveInstanceState(Bundle b) {
super.onSaveInstanceState(b);
b.putParcelable(STATE_URI,
mAllImages.getImageAt(mCurrentPosition).fullSizeImageUri());
b.putBoolean(STATE_SHOW_CONTROLS, mShowControls);
}
private void updateNextPrevControls() {
boolean showPrev = mCurrentPosition > 0;
boolean showNext = mCurrentPosition < mAllImages.getCount() - 1;
boolean prevIsVisible = mPrevImageView.getVisibility() == View.VISIBLE;
boolean nextIsVisible = mNextImageView.getVisibility() == View.VISIBLE;
if (showPrev && !prevIsVisible) {
Animation a = mShowPrevImageViewAnimation;
a.setDuration(500);
mPrevImageView.startAnimation(a);
mPrevImageView.setVisibility(View.VISIBLE);
} else if (!showPrev && prevIsVisible) {
Animation a = mHidePrevImageViewAnimation;
a.setDuration(500);
mPrevImageView.startAnimation(a);
mPrevImageView.setVisibility(View.GONE);
}
if (showNext && !nextIsVisible) {
Animation a = mShowNextImageViewAnimation;
a.setDuration(500);
mNextImageView.startAnimation(a);
mNextImageView.setVisibility(View.VISIBLE);
} else if (!showNext && nextIsVisible) {
Animation a = mHideNextImageViewAnimation;
a.setDuration(500);
mNextImageView.startAnimation(a);
mNextImageView.setVisibility(View.GONE);
}
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
if (mPaused) return false;
IImage image = mAllImages.getImageAt(mCurrentPosition);
if (mImageMenuRunnable != null) {
mImageMenuRunnable.gettingReadyToOpen(menu, image);
}
Uri uri = mAllImages.getImageAt(mCurrentPosition).fullSizeImageUri();
MenuHelper.enableShareMenuItem(menu, MenuHelper.isWhiteListUri(uri));
MenuHelper.enableShowOnMapMenuItem(menu, MenuHelper.hasLatLngData(image));
return true;
}
@Override
public boolean onMenuItemSelected(int featureId, MenuItem item) {
boolean b = super.onMenuItemSelected(featureId, item);
if (mImageMenuRunnable != null) {
mImageMenuRunnable.aboutToCall(item,
mAllImages.getImageAt(mCurrentPosition));
}
return b;
}
private void startPlayVideoActivity() {
IImage image = mAllImages.getImageAt(mCurrentPosition);
Intent intent = new Intent(
Intent.ACTION_VIEW, image.fullSizeImageUri());
try {
startActivity(intent);
} catch (android.content.ActivityNotFoundException ex) {
Log.e(TAG, "Couldn't view video " + image.fullSizeImageUri(), ex);
}
}
private void updateActionIcons() {
if (isPickIntent()) return;
IImage image = mAllImages.getImageAt(mCurrentPosition);
if (image instanceof VideoObject) {
setButtonPanelVisibility(R.id.btn_set_as, View.GONE);
setButtonPanelVisibility(R.id.btn_play, View.VISIBLE);
} else {
setButtonPanelVisibility(R.id.btn_set_as, View.VISIBLE);
setButtonPanelVisibility(R.id.btn_play, View.GONE);
}
}
public void onClick(View v) {
switch (v.getId()) {
case R.id.btn_delete:
MenuHelper.deleteImage(this, mDeletePhotoRunnable,
mAllImages.getImageAt(mCurrentPosition));
break;
case R.id.btn_play:
startPlayVideoActivity();
break;
case R.id.btn_share: {
IImage image = mAllImages.getImageAt(mCurrentPosition);
if (!MenuHelper.isWhiteListUri(image.fullSizeImageUri())) {
return;
}
startShareMediaActivity(image);
break;
}
case R.id.btn_set_as: {
IImage image = mAllImages.getImageAt(mCurrentPosition);
Intent intent = Util.createSetAsIntent(image);
try {
startActivity(Intent.createChooser(
intent, getText(R.string.setImage)));
} catch (android.content.ActivityNotFoundException ex) {
Toast.makeText(this, R.string.no_way_to_share_video,
Toast.LENGTH_SHORT).show();
}
break;
}
case R.id.btn_done:
finish();
break;
case R.id.next_image:
moveNextOrPrevious(1);
break;
case R.id.prev_image:
moveNextOrPrevious(-1);
break;
}
}
private void showOnScreenControls() {
// If the view has not been attached to the window yet, the
// zoomButtonControls will not able to show up. So delay it until the
// view has attached to window.
if (mRootView.getWindowToken() == null) {
mHandler.postGetterCallback(new Runnable() {
public void run() {
showOnScreenControls();
}
});
return;
}
// we may need to update the next/prev button due to index changing
updateNextPrevControls();
if (ImageManager.isImage(mAllImages.getImageAt(mCurrentPosition))) {
updateZoomButtonsEnabled();
mZoomButtonsController.setVisible(true);
} else {
mZoomButtonsController.setVisible(false);
}
}
private Uri getCurrentUri() {
if (mAllImages.getCount() == 0) return null;
IImage image = mAllImages.getImageAt(mCurrentPosition);
return image.fullSizeImageUri();
}
void setImage(int pos, boolean showControls) {
mCurrentPosition = pos;
Bitmap b = mCache.getBitmap(pos);
if (b != null) {
IImage image = mAllImages.getImageAt(pos);
mImageView.setImageRotateBitmapResetBase(
new RotateBitmap(b, image.getDegreesRotated()), true);
updateZoomButtonsEnabled();
}
ImageGetterCallback cb = new ImageGetterCallback() {
public void completed() {
}
public boolean wantsThumbnail(int pos, int offset) {
return !mCache.hasBitmap(pos + offset);
}
public boolean wantsFullImage(int pos, int offset) {
return offset == 0;
}
public int fullImageSizeToUse(int pos, int offset) {
// this number should be bigger so that we can zoom. we may
// need to get fancier and read in the fuller size image as the
// user starts to zoom.
// Originally the value is set to 480 in order to avoid OOM.
// Now we set it to 2048 because of using
// native memory allocation for Bitmaps.
final int imageViewSize = 2048;
return imageViewSize;
}
public int [] loadOrder() {
return sOrderAdjacents;
}
public void imageLoaded(int pos, int offset, RotateBitmap bitmap,
boolean isThumb) {
// shouldn't get here after onPause()
// We may get a result from a previous request. Ignore it.
if (pos != mCurrentPosition) {
bitmap.recycle();
return;
}
if (isThumb) {
mCache.put(pos + offset, bitmap.getBitmap());
}
if (offset == 0) {
// isThumb: We always load thumb bitmap first, so we will
// reset the supp matrix for then thumb bitmap, and keep
// the supp matrix when the full bitmap is loaded.
mImageView.setImageRotateBitmapResetBase(bitmap, isThumb);
updateZoomButtonsEnabled();
}
}
};
// Could be null if we're stopping a slide show in the course of pausing
if (mGetter != null) {
mGetter.setPosition(pos, cb, mAllImages, mHandler);
}
updateActionIcons();
if (showControls) showOnScreenControls();
scheduleDismissOnScreenControls();
}
