protected function prepareRenderParams(SVGRasterizer $rasterizer, array $options)
{
$scaleX = $rasterizer->getScaleX();
$scaleY = $rasterizer->getScaleY();
$points = array();
foreach ($options['points'] as $point) {
$points[] = $point[0] * $scaleX;
$points[] = $point[1] * $scaleY;
}
return array('open' => isset($options['open']) ? $options['open'] : false, 'points' => $points, 'numpoints' => count($options['points']));
}
/**
* Parses the length string in relation to the rasterizer's X dimension.
*
* @param string $len The CSS length string.
* @param SVGRasterizer $ras The rasterizer for scaling the length.
*
* @return float The parsed and scaled length, in pixels.
*/
protected static function prepareLengthX($len, SVGRasterizer $ras)
{
$doc = $ras->getDocumentWidth();
$scale = $ras->getScaleX();
return SVG::convertUnit($len, $doc) * $scale;
}
