Camera2: tweak volume key zoom and cleanup

- cleanup unused code
- cleanup codestyle
- add more zoom steps for smother zooming
- show zoom circle indicator during zoom

Change-Id: I5214fc2620a0c5167bfdc8e85f7115966c3b8bcf

1 files changed, 1 insertions, 10 deletions

diff --git a/src/com/android/camera/VideoUI.java b/src/com/android/camera/VideoUI.java
index 69dd4c629..69a231552 100644
--- a/src/com/android/camera/VideoUI.java
+++ b/src/com/android/camera/VideoUI.java
@@ -22,7 +22,6 @@ import org.codeaurora.snapcam.R;
 
 import android.content.res.Configuration;
 import android.graphics.Bitmap;
-import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.Point;
 import android.graphics.drawable.ColorDrawable;
@@ -990,21 +989,13 @@ public class VideoUI implements PieRenderer.PieListener,
         return mCameraControls.getVisibility() == View.VISIBLE;
     }
 
-    public boolean onScaleStepResize(boolean direction)
-    {
+    public boolean onScaleStepResize(boolean direction) {
         if(mGestures != null){
             return mGestures.onScaleStepResize(direction);
         }
         return false;
     }
 
-    public void onScaleChangeDraw(Canvas canvas)
-    {
-        if(mGestures != null){
-            mGestures.onScaleChangeDraw(canvas);
-        }
-    }
-
     @Override
     public void onDisplayChanged() {
         mCameraControls.checkLayoutFlip();