/** * Write color table * * @return string */ private function writeColorTable() { $content = ''; $content .= '{'; $content .= '\\colortbl;'; foreach ($this->colorTable as $color) { list($red, $green, $blue) = Converter::htmlToRgb($color); $content .= "\\red{$red}\\green{$green}\\blue{$blue};"; } $content .= '}'; $content .= PHP_EOL; return $content; }