_addInstruction($instruction); } public function addPolygon(array $points, $color = null, $filled = true) { $this->_addPolygon($points, $color, $filled); } public function addText($text, $size, $position, $font, $color, $alignment = 'center', $orientation = 0) { $this->_addText($text, $size, $position, $font, $color, $alignment, $orientation); } }