public function setBGColor($level, ForegroundColors $color)
    {
        if (static::$foregroundColorMap === null) {
            $this->resetBGColor();
        }
        $this->checkLevel($level);
        static::$foregroundColorMap[$level] = $color;
        return $this;
    }
public function setBGColor($level, ForegroundColors $color)
    {
        if (static::$foregroundColorMap === null) {
            $this->resetBGColor();
        }
        $this->checkLevel($level);
        static::$foregroundColorMap[$level] = $color;
        return $this;
    }
public function setBGColor ( $ level , ForegroundColors $ color ) { if ( static :: $ foregroundColorMap === null ) { $ this -> resetBGColor ( ) ; } $ this -> checkLevel ( $ level ) ; static :: $ foregroundColorMap [ $ level ] = $ color ; return $ this ; }
Set background color for specified level
@param mixed $level
@param ForegroundColors $color
@return $this
Set background color for specified level