SnapdragonCamera: circular thumbnail icon

1. change thumbnail icon to circular and its background to transparent
2. speed up loading with optimal sample size and region decoder
3. fix orientation bug regarding panorama photos
4. don't fire load task on fake onDataLoaded() call

Change-Id: I7f4eb8dad4c54a01a7ccd98907e06952e470840b
(cherry picked from commit ac714ea974b4bd0ef99403def5aa7d8a3deecc5d)

1 files changed, 5 insertions, 24 deletions

diff --git a/src/com/android/camera/WideAnglePanoramaUI.java b/src/com/android/camera/WideAnglePanoramaUI.java
index 7941ea88c..e270165c1 100644
--- a/src/com/android/camera/WideAnglePanoramaUI.java
+++ b/src/com/android/camera/WideAnglePanoramaUI.java
@@ -46,7 +46,6 @@ import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
 
-import com.android.camera.CameraActivity.UpdatePreviewThumbnail;
 import com.android.camera.ui.CameraControls;
 import com.android.camera.ui.CameraRootView;
 import com.android.camera.ui.ModuleSwitcher;
@@ -86,7 +85,7 @@ public class WideAnglePanoramaUI implements
     private TextureView mTextureView;
     private ShutterButton mShutterButton;
     private CameraControls mCameraControls;
-    private ImageView mPreviewThumb;
+    private ImageView mThumbnail;
 
     private Matrix mProgressDirectionMatrix = new Matrix();
     private float[] mProgressAngle = new float[2];
@@ -116,8 +115,8 @@ public class WideAnglePanoramaUI implements
         mSwitcher = (ModuleSwitcher) mRootView.findViewById(R.id.camera_switcher);
         mSwitcher.setCurrentIndex(ModuleSwitcher.WIDE_ANGLE_PANO_MODULE_INDEX);
         mSwitcher.setSwitchListener(mActivity);
-        mPreviewThumb = (ImageView) mRootView.findViewById(R.id.preview_thumb);
-        mPreviewThumb.setOnClickListener(new OnClickListener() {
+        mThumbnail = (ImageView) mRootView.findViewById(R.id.preview_thumb);
+        mThumbnail.setOnClickListener(new OnClickListener() {
             @Override
             public void onClick(View v) {
                 if (!CameraControls.isAnimating())
@@ -230,23 +229,6 @@ public class WideAnglePanoramaUI implements
         mProgressDirectionMatrix.postRotate(orientation);
     }
 
-    public void updatePreviewThumbnail(Bitmap bitmap) {
-        mPreviewThumb.setVisibility(View.VISIBLE);
-        mPreviewThumb.setImageBitmap(bitmap);
-        mActivity.setPreviewThumbnailBitmap(bitmap);
-    }
-
-    public void updatePreviewThumbnail() {
-        mPreviewThumb.setVisibility(View.VISIBLE);
-        Bitmap bitmap = mActivity.getPreviewThumbBitmap();
-        if (bitmap != null)
-            mPreviewThumb.setImageBitmap(bitmap);
-        else {
-            UpdatePreviewThumbnail task = mActivity.new UpdatePreviewThumbnail(mPreviewThumb);
-            task.execute();
-        }
-    }
-
     public void showDirectionIndicators(int direction) {
         switch (direction) {
             case PanoProgressBar.DIRECTION_NONE:
@@ -272,7 +254,7 @@ public class WideAnglePanoramaUI implements
     public void onSurfaceTextureAvailable(SurfaceTexture surfaceTexture, int i, int i2) {
         mSurfaceTexture = surfaceTexture;
         mController.onPreviewUIReady();
-        updatePreviewThumbnail();
+        mActivity.updateThumbnail(mThumbnail);
     }
 
     @Override
@@ -329,8 +311,7 @@ public class WideAnglePanoramaUI implements
         // a framework bug. Call requestLayout() as a workaround.
         mSavingProgressBar.requestLayout();
 
-        updatePreviewThumbnail(Bitmap.createScaledBitmap(bitmap,
-                bitmap.getWidth() / 2, bitmap.getHeight() / 2, false));
+        mActivity.updateThumbnail(bitmap);
     }
 
     public void onConfigurationChanged(