and13

private void drawRightDragImg(Canvas canvas) {
        int offset = getDragWingsOffset();
        Drawable rightDragNormal = getResources().getDrawable(R.drawable.right_drag_normal);
        Drawable rightDrag = getResources().getDrawable(R.drawable.right_drag);  
        Bitmap arrowheadRightNormal = BitmapFactory.decodeResource(getResources(), R.drawable.arrowhead_right_normal);
        Bitmap arrowheadRight = BitmapFactory.decodeResource(getResources(), R.drawable.arrowhead_right_active);
       
        canvas.save();
        canvas.translate(-transferAt.getCurrentScale(), 0);
        if (mScrollState == SCROLL_WAITING_IN_ZONE && mScrollRunnable.mDirection == SCROLL_RIGHT) {

            rightDrag.setBounds(getWidth() - SCROLL_ZONE_IMG_WIDTH, offset, getWidth(), offset + calculate.getDragWingsHeight());
            rightDrag.draw(canvas);


            canvas.drawBitmap(arrowheadRight, getWidth() - arrowheadRight.getWidth(), getHeight() / 2
                    - arrowheadRight.getHeight() / 2, imgPaint);

        } else {
            rightDragNormal.setBounds(getWidth() - SCROLL_ZONE_IMG_WIDTH, offset, getWidth(), offset
                    + calculate.getDragWingsHeight());
            rightDragNormal.draw(canvas);


            canvas.drawBitmap(arrowheadRightNormal, getWidth() - arrowheadRightNormal.getWidth(), getHeight() / 2
                    - arrowheadRightNormal.getHeight() / 2, imgPaint);
        }
        canvas.restore();
    }
   
    private int getDragWingsOffset() {
        return LengthCalculate.STATEBAR_HEIGHT + (calculate.getLauncherContentHeight(getHeight())
                - calculate.getDragWingsHeight()) / 2;
    }