public void displayImage(final String url) {
if (!imageShown) {
actuallyLoaded = url;
final SubsamplingScaleImageView i =
(SubsamplingScaleImageView) rootView.findViewById(R.id.submission_image);
i.setMinimumDpi(70);
i.setMinimumTileDpi(240);
final ProgressBar bar = (ProgressBar) rootView.findViewById(R.id.progress);
bar.setIndeterminate(false);
bar.setProgress(0);
final Handler handler = new Handler();
final Runnable progressBarDelayRunner =
new Runnable() {
public void run() {
bar.setVisibility(View.VISIBLE);
}
};
handler.postDelayed(progressBarDelayRunner, 500);
ImageView fakeImage = new ImageView(getActivity());
fakeImage.setLayoutParams(new LinearLayout.LayoutParams(i.getWidth(), i.getHeight()));
fakeImage.setScaleType(ImageView.ScaleType.CENTER_CROP);
File f =
((Reddit) getActivity().getApplicationContext()).getImageLoader().getDiscCache().get(url);
if (f != null && f.exists()) {
imageShown = true;
try {
i.setImage(ImageSource.uri(f.getAbsolutePath()));
} catch (Exception e) {
// todo i.setImage(ImageSource.bitmap(loadedImage));
}
(rootView.findViewById(R.id.progress)).setVisibility(View.GONE);
handler.removeCallbacks(progressBarDelayRunner);
previous = i.scale;
final float base = i.scale;
i.setOnZoomChangedListener(
new SubsamplingScaleImageView.OnZoomChangedListener() {
@Override
public void onZoomLevelChanged(float zoom) {
if (zoom > previous && !hidden && zoom > base) {
hidden = true;
final View base = rootView.findViewById(R.id.base);
ValueAnimator va = ValueAnimator.ofFloat(1.0f, 0.2f);
int mDuration = 250; // in millis
va.setDuration(mDuration);
va.addUpdateListener(
new ValueAnimator.AnimatorUpdateListener() {
public void onAnimationUpdate(ValueAnimator animation) {
Float value = (Float) animation.getAnimatedValue();
base.setAlpha(value);
}
});
va.start();
// hide
} else if (zoom <= previous && hidden) {
hidden = false;
final View base = rootView.findViewById(R.id.base);
ValueAnimator va = ValueAnimator.ofFloat(0.2f, 1.0f);
int mDuration = 250; // in millis
va.setDuration(mDuration);
va.addUpdateListener(
new ValueAnimator.AnimatorUpdateListener() {
public void onAnimationUpdate(ValueAnimator animation) {
Float value = (Float) animation.getAnimatedValue();
base.setAlpha(value);
}
});
va.start();
// unhide
}
previous = zoom;
}
});
} else {
((Reddit) getActivity().getApplicationContext())
.getImageLoader()
.displayImage(
url,
new ImageViewAware(fakeImage),
new DisplayImageOptions.Builder()
.resetViewBeforeLoading(true)
.cacheOnDisk(true)
.imageScaleType(ImageScaleType.NONE)
.cacheInMemory(false)
.build(),
new ImageLoadingListener() {
private View mView;
@Override
public void onLoadingStarted(String imageUri, View view) {
imageShown = true;
mView = view;
}
@Override
public void onLoadingFailed(String imageUri, View view, FailReason failReason) {
Log.v(LogUtil.getTag(), "LOADING FAILED");
}
@Override
public void onLoadingComplete(String imageUri, View view, Bitmap loadedImage) {
imageShown = true;
File f = null;
if (getActivity() != null)
f =
((Reddit) getActivity().getApplicationContext())
.getImageLoader()
.getDiscCache()
.get(url);
if (f != null && f.exists()) {
i.setImage(ImageSource.uri(f.getAbsolutePath()));
} else {
i.setImage(ImageSource.bitmap(loadedImage));
}
(rootView.findViewById(R.id.progress)).setVisibility(View.GONE);
handler.removeCallbacks(progressBarDelayRunner);
previous = i.scale;
final float base = i.scale;
i.setOnZoomChangedListener(
new SubsamplingScaleImageView.OnZoomChangedListener() {
@Override
public void onZoomLevelChanged(float zoom) {
if (zoom > previous && !hidden && zoom > base) {
hidden = true;
final View base = rootView.findViewById(R.id.base);
ValueAnimator va = ValueAnimator.ofFloat(1.0f, 0.2f);
int mDuration = 250; // in millis
va.setDuration(mDuration);
va.addUpdateListener(
new ValueAnimator.AnimatorUpdateListener() {
public void onAnimationUpdate(ValueAnimator animation) {
Float value = (Float) animation.getAnimatedValue();
base.setAlpha(value);
}
});
va.start();
// hide
} else if (zoom <= previous && hidden) {
hidden = false;
final View base = rootView.findViewById(R.id.base);
ValueAnimator va = ValueAnimator.ofFloat(0.2f, 1.0f);
int mDuration = 250; // in millis
va.setDuration(mDuration);
va.addUpdateListener(
new ValueAnimator.AnimatorUpdateListener() {
public void onAnimationUpdate(ValueAnimator animation) {
Float value = (Float) animation.getAnimatedValue();
base.setAlpha(value);
}
});
va.start();
// unhide
}
previous = zoom;
}
});
}
@Override
public void onLoadingCancelled(String imageUri, View view) {
Log.v(LogUtil.getTag(), "LOADING CANCELLED");
}
},
new ImageLoadingProgressListener() {
@Override
public void onProgressUpdate(String imageUri, View view, int current, int total) {
((ProgressBar) rootView.findViewById(R.id.progress))
.setProgress(Math.round(100.0f * current / total));
}
});
}
rootView
.findViewById(R.id.submission_image)
.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v2) {
getActivity().finish();
}
});
}
}
