Share only 360-degree panoramas with new MIME type

Bug: 7302972

Instead of using the UsePanoramaViewer attribute in XMP metadata,
ensure that the panorama is full 360 degree by checking if the
cropped width is same as the full panorama width.

Change-Id: I66d864df96052f96db5fa19fb02b3abe214b4dec

1 files changed, 16 insertions, 0 deletions

diff --git a/src/com/android/gallery3d/data/UriImage.java b/src/com/android/gallery3d/data/UriImage.java
index 737e85f25..a72ced2b8 100644
--- a/src/com/android/gallery3d/data/UriImage.java
+++ b/src/com/android/gallery3d/data/UriImage.java
@@ -58,6 +58,8 @@ public class UriImage extends MediaItem {
     private int mRotation;
     private boolean mUsePanoramaViewer;
     private boolean mUsePanoramaViewerInitialized;
+    private boolean mIsPanorama360;
+    private boolean mIsPanorama360Initialized;
 
     private GalleryApp mApplication;
 
@@ -220,6 +222,9 @@ public class UriImage extends MediaItem {
         }
         if (usePanoramaViewer()) {
             supported |= SUPPORT_PANORAMA;
+            if (isPanorama360()) {
+                supported |= SUPPORT_PANORAMA360;
+            }
         }
         return supported;
     }
@@ -302,4 +307,15 @@ public class UriImage extends MediaItem {
         }
         return mUsePanoramaViewer;
     }
+
+    @Override
+    public boolean isPanorama360() {
+        // cache flag for faster access
+        if (!mIsPanorama360Initialized) {
+            mIsPanorama360 = LightCycleHelper.isPanorama360(
+                    mApplication.getAndroidContext(), getContentUri());
+            mIsPanorama360Initialized = true;
+        }
+        return mIsPanorama360;
+    }
 }