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<?php
/**
* This file is part of PHPWord - A pure PHP library for reading and writing
* word processing documents.
*
* PHPWord is free software distributed under the terms of the GNU Lesser
* General Public License version 3 as published by the Free Software Foundation.
*
* For the full copyright and license information, please read the LICENSE
* file that was distributed with this source code. For the full list of
* contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
*
* @link https://github.com/PHPOffice/PHPWord
* @copyright 2010-2014 PHPWord contributors
* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
*/
namespace PhpOffice\PhpWord\Writer\Word2007\Style;
use PhpOffice\PhpWord\Settings;
use PhpOffice\PhpWord\Shared\XMLWriter;
/**
* Style writer
*
* @since 0.10.0
*/
abstract class AbstractStyle
{
/**
* XML writer
*
* @var \PhpOffice\PhpWord\Shared\XMLWriter
*/
private $xmlWriter;
/**
* Style; set protected for a while
*
* @var string|\PhpOffice\PhpWord\Style\AbstractStyle
*/
protected $style;
/**
* Write style
*/
abstract public function write();
/**
* Create new instance.
*
* @param \PhpOffice\PhpWord\Shared\XMLWriter $xmlWriter
* @param string|\PhpOffice\PhpWord\Style\AbstractStyle $style
*/
public function __construct(XMLWriter $xmlWriter, $style = null)
{
$this->xmlWriter = $xmlWriter;
$this->style = $style;
}
/**
* Get XML Writer
*
* @return \PhpOffice\PhpWord\Shared\XMLWriter
*/
protected function getXmlWriter()
{
return $this->xmlWriter;
}
/**
* Get Style
*
* @return \PhpOffice\PhpWord\Style\AbstractStyle
*/
protected function getStyle()
{
return $this->style;
}
/**
* Convert twip value
*
* @param int|float $value
* @param int $default (int|float)
* @return int|float
*/
protected function convertTwip($value, $default = 0)
{
$factors = array(
Settings::UNIT_CM => 567,
Settings::UNIT_MM => 56.7,
Settings::UNIT_INCH => 1440,
Settings::UNIT_POINT => 20,
Settings::UNIT_PICA => 240,
);
$unit = Settings::getMeasurementUnit();
$factor = 1;
if (in_array($unit, $factors) && $value != $default) {
$factor = $factors[$unit];
}
return $value * $factor;
}
/**
* Write child style.
*
* @param \PhpOffice\PhpWord\Shared\XMLWriter $xmlWriter
* @param string $name
* @param mixed $value
* @return void
*/
protected function writeChildStyle(XMLWriter $xmlWriter, $name, $value)
{
if ($value !== null) {
$class = "PhpOffice\\PhpWord\\Writer\\Word2007\\Style\\" . $name;
/** @var \PhpOffice\PhpWord\Writer\Word2007\Style\AbstractStyle $writer */
$writer = new $class($xmlWriter, $value);
$writer->write();
}
}
/**
* Assemble style array into style string
*
* @param array $styles
* @return string
*/
protected function assembleStyle($styles = array())
{
$style = '';
foreach ($styles as $key => $value) {
if (!is_null($value) && $value != '') {
$style .= "{$key}:{$value}; ";
}
}
return trim($style);
}
}