public function flip($direction)
    {

        $new = imagecreatetruecolor($this->width, $this->height);
        imagealphablending($new, false);
        imagesavealpha($new, true);

        switch (strtolower($direction)) {

            case 'y':
                for ($y = 0; $y < $this->height; $y++) {
                    imagecopy($new, $this->image, 0, $y, 0, $this->height - $y - 1, $this->width, 1);
                }
                break;

            default:
                for ($x = 0; $x < $this->width; $x++) {
                    imagecopy($new, $this->image, $x, 0, $this->width - $x - 1, 0, 1, $this->height);
                }
                break;

        }

        $this->image = $new;

        return $this;

    }
public function flip($direction)
    {

        $new = imagecreatetruecolor($this->width, $this->height);
        imagealphablending($new, false);
        imagesavealpha($new, true);

        switch (strtolower($direction)) {

            case 'y':
                for ($y = 0; $y < $this->height; $y++) {
                    imagecopy($new, $this->image, 0, $y, 0, $this->height - $y - 1, $this->width, 1);
                }
                break;

            default:
                for ($x = 0; $x < $this->width; $x++) {
                    imagecopy($new, $this->image, $x, 0, $this->width - $x - 1, 0, 1, $this->height);
                }
                break;

        }

        $this->image = $new;

        return $this;

    }
public function flip ( $ direction ) { $ new = imagecreatetruecolor ( $ this -> width , $ this -> height ) ; imagealphablending ( $ new , false ) ; imagesavealpha ( $ new , true ) ; switch ( strtolower ( $ direction ) ) { case 'y' : for ( $ y = 0 ; $ y < $ this -> height ; $ y ++ ) { imagecopy ( $ new , $ this -> image , 0 , $ y , 0 , $ this -> height - $ y - 1 , $ this -> width , 1 ) ; } break ; default : for ( $ x = 0 ; $ x < $ this -> width ; $ x ++ ) { imagecopy ( $ new , $ this -> image , $ x , 0 , $ this -> width - $ x - 1 , 0 , 1 , $ this -> height ) ; } break ; } $ this -> image = $ new ; return $ this ; }
Flip an image horizontally or vertically

@param $direction
@return $this
Flip an image horizontally or vertically