Matrix matrix = new Matrix();
matrix.setRotate(90f);
Bitmap bitmap = Bitmap.createBitmap(mCacheBitmap, 0, 0, mCacheBitmap.getWidth(), mCacheBitmap.getHeight(), matrix, true);

if (mScale != 0) {
            canvas.drawBitmap(bitmap, new Rect(0,0,bitmap.getWidth(), bitmap.getHeight()),
                    new Rect((int)((canvas.getWidth() - mScale*bitmap.getWidth()) / 2),
                            (int)((canvas.getHeight() - mScale*bitmap.getHeight()) / 2),
                            (int)((canvas.getWidth() - mScale*bitmap.getWidth()) / 2 + mScale*bitmap.getWidth()),
                            (int)((canvas.getHeight() - mScale*bitmap.getHeight()) / 2 + mScale*bitmap.getHeight())), null);
        } else {
 canvas.drawBitmap(bitmap, new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight()),
                    new Rect((canvas.getWidth() - bitmap.getWidth()) / 2,
                            (canvas.getHeight() - bitmap.getHeight()) / 2,
                            (canvas.getWidth() - bitmap.getWidth()) / 2 + bitmap.getWidth(),
                            (canvas.getHeight() - bitmap.getHeight()) / 2 + bitmap.getHeight()), null);

if ((getLayoutParams().width == ActionBar.LayoutParams.MATCH_PARENT) && (getLayoutParams().height == ActionBar.LayoutParams.MATCH_PARENT))
                mScale = Math.min(((float)height)/mFrameWidth, ((float)width)/mFrameHeight);
            else
                mScale = 0;