Attachment image viewer should not scale images larger than original size.

Bug: 7049410
Change-Id: I1ed2555203e1541f1481cae4f17f532eaa57c1cd

2 files changed, 10 insertions, 3 deletions

diff --git a/photoviewer/src/com/android/ex/photo/loaders/PhotoBitmapLoader.java b/photoviewer/src/com/android/ex/photo/loaders/PhotoBitmapLoader.java
index f5c5cd0..7049370 100644
--- a/photoviewer/src/com/android/ex/photo/loaders/PhotoBitmapLoader.java
+++ b/photoviewer/src/com/android/ex/photo/loaders/PhotoBitmapLoader.java
@@ -22,6 +22,7 @@ import android.content.ContentResolver;
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.net.Uri;
+import android.util.DisplayMetrics;
 
 import com.android.ex.photo.fragments.PhotoViewFragment;
 import com.android.ex.photo.util.ImageUtils;
@@ -49,8 +50,10 @@ public class PhotoBitmapLoader extends AsyncTaskLoader<Bitmap> {
 
         if (context != null && mPhotoUri != null) {
             final ContentResolver resolver = context.getContentResolver();
-            return ImageUtils.createLocalBitmap(resolver, Uri.parse(mPhotoUri),
+            Bitmap bitmap = ImageUtils.createLocalBitmap(resolver, Uri.parse(mPhotoUri),
                     PhotoViewFragment.sPhotoSize);
+            bitmap.setDensity(DisplayMetrics.DENSITY_MEDIUM);
+            return bitmap;
         }
 
         return null;
diff --git a/photoviewer/src/com/android/ex/photo/views/PhotoView.java b/photoviewer/src/com/android/ex/photo/views/PhotoView.java
index 647d168..e767cba 100644
--- a/photoviewer/src/com/android/ex/photo/views/PhotoView.java
+++ b/photoviewer/src/com/android/ex/photo/views/PhotoView.java
@@ -699,7 +699,6 @@ public class PhotoView extends View implements GestureDetector.OnGestureListener
         final boolean fits = (dwidth < 0 || vwidth == dwidth) &&
                 (dheight < 0 || vheight == dheight);
 
-        // Set the matrix to fill the screen
         if (fits && !mAllowCrop) {
             mMatrix.reset();
         } else {
@@ -710,7 +709,12 @@ public class PhotoView extends View implements GestureDetector.OnGestureListener
             } else {
                 mTempDst.set(0, 0, vwidth, vheight);
             }
-            mMatrix.setRectToRect(mTempSrc, mTempDst, Matrix.ScaleToFit.CENTER);
+
+            if (dwidth < vwidth && dheight < vheight && !mAllowCrop) {
+                mMatrix.setTranslate(vwidth / 2 - dwidth / 2, vheight / 2 - dheight / 2);
+            } else {
+                mMatrix.setRectToRect(mTempSrc, mTempDst, Matrix.ScaleToFit.CENTER);
+            }
         }
         mOriginalMatrix.set(mMatrix);
     }