1 files changed, 37 insertions, 0 deletions
diff --git a/app/src/main/java/de/danoeh/antennapod/asynctask/PicassoImageResource.java b/app/src/main/java/de/danoeh/antennapod/asynctask/PicassoImageResource.java
new file mode 100644
index 000000000..26f9d9278
--- /dev/null
+++ b/app/src/main/java/de/danoeh/antennapod/asynctask/PicassoImageResource.java
@@ -0,0 +1,37 @@
+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();
+}