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package de.danoeh.antennapod.asynctask;
import android.net.Uri;
/**
* Classes that implement this interface provide access to an image resource that can
* be loaded by the Picasso library.
*/
public interface PicassoImageResource {
/**
* This scheme should be used by PicassoImageResources to
* indicate that the image Uri points to a file that is not an image
* (e.g. a media file). This workaround is needed so that the Picasso library
* loads these Uri with a Downloader instead of trying to load it directly.
* <p/>
* For example implementations, see FeedMedia or ExternalMedia.
*/
public static final String SCHEME_MEDIA = "media";
/**
* Parameter key for an encoded fallback Uri. This Uri MUST point to a local image file
*/
public static final String PARAM_FALLBACK = "fallback";
/**
* Returns a Uri to the image or null if no image is available.
* <p/>
* The Uri can either be an HTTP-URL, a URL pointing to a local image file or
* a non-image file (see SCHEME_MEDIA for more details).
* <p/>
* The Uri can also have an optional fallback-URL if loading the default URL
* failed (see PARAM_FALLBACK).
*/
public Uri getImageUri();
}
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