void shift(final int height) {
        int shiftSize = isMovingUpwards() ? -height : height;
        mOriginalY += shiftSize;
        mDownY += shiftSize;
    }
void shift(final int height) {
        int shiftSize = isMovingUpwards() ? -height : height;
        mOriginalY += shiftSize;
        mDownY += shiftSize;
    }
void shift ( final int height ) { int shiftSize = isMovingUpwards ( ) ? - height : height ; mOriginalY += shiftSize ; mDownY += shiftSize ; }
Shifts the original y coordinates of this {@code HoverDrawable} {code height} pixels upwards or downwards,
depending on the move direction.

@param height the number of pixels this {@code HoverDrawable} should be moved. Should be positive.
Shifts the original y coordinates of this { @code HoverDrawable } { code height } pixels upwards or downwards depending on the move direction .