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/**
* Android ownCloud News
*
* @author David Luhmer
* @copyright 2013 David Luhmer david-dev@live.de
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
*/
package de.luhmer.owncloudnewsreader.helper;
import android.content.Context;
import android.graphics.Bitmap;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import com.nostra13.universalimageloader.core.DisplayImageOptions;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.FailReason;
import com.nostra13.universalimageloader.core.listener.ImageLoadingListener;
import androidx.core.content.ContextCompat;
import androidx.palette.graphics.Palette;
import de.luhmer.owncloudnewsreader.R;
import de.luhmer.owncloudnewsreader.database.DatabaseConnectionOrm;
import de.luhmer.owncloudnewsreader.database.model.Feed;
public class FavIconHandler {
private static final String TAG = FavIconHandler.class.getCanonicalName();
private final DisplayImageOptions displayImageOptions;
private Context context;
public FavIconHandler(Context context) {
this.context = context;
int placeHolder = FavIconHandler.getResourceIdForRightDefaultFeedIcon();
displayImageOptions = new DisplayImageOptions.Builder()
.showImageOnLoading(placeHolder)
.showImageForEmptyUri(placeHolder)
.showImageOnFail(placeHolder)
.cacheOnDisk(true)
.cacheInMemory(true)
.build();
}
public void loadFavIconForFeed(String favIconUrl, ImageView imgView) {
ImageLoader.getInstance().displayImage(favIconUrl, imgView, displayImageOptions);
}
/**
* Version of loadFacIconForFeed that applies a vertical offset to the icon ImageView,
* to compensate for font size scaling alignment issue
*
* @param favIconUrl URL of icon to load/display
* @param imgView ImageView object to use for icon display
* @param offset Y translation to apply to ImageView
*/
public void loadFavIconForFeed(String favIconUrl, ImageView imgView, int offset) {
loadFavIconForFeed(favIconUrl, imgView);
imgView.setTranslationY(offset);
}
private static int getResourceIdForRightDefaultFeedIcon()
{
if(ThemeChooser.getSelectedTheme().equals(ThemeChooser.THEME.LIGHT)) {
return R.drawable.default_feed_icon_dark;
} else {
return R.drawable.default_feed_icon_light;
}
}
public void preCacheFavIcon(final Feed feed) throws IllegalStateException {
if(feed.getFaviconUrl() == null) {
Log.v(TAG, "No favicon for "+feed.getFeedTitle());
return;
}
Log.v(TAG, "Loading image: " + feed.getFaviconUrl());
ImageLoader.getInstance().loadImage(feed.getFaviconUrl(), displayImageOptions, new ImageLoadingListener() {
@Override
public void onLoadingStarted(String imageUri, View view) {
}
@Override
public void onLoadingFailed(String imageUri, View view, FailReason failReason) {
}
@Override
public void onLoadingComplete(String imageUri, View view, Bitmap loadedImage) {
DownloadFinished(feed.getId(), loadedImage);
}
@Override
public void onLoadingCancelled(String imageUri, View view) {
}
});
}
private void DownloadFinished(long feedId, Bitmap bitmap) {
if(bitmap != null) {
DatabaseConnectionOrm dbConn = new DatabaseConnectionOrm(context);
Feed feed = dbConn.getFeedById(feedId);
Palette palette = Palette.from(bitmap).generate();
String avg = String.valueOf(
palette.getVibrantColor(ContextCompat.getColor(context, R.color.material_blue_grey_800))
);
feed.setAvgColour(avg);
dbConn.updateFeed(feed);
Log.v(TAG, "Updating AVG color of feed: " + feed.getFeedTitle() + " - Color: " + avg);
} else {
Log.v(TAG, "Failed to update AVG color of feed: " + feedId);
}
}
}
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