public function draw(SVGRenderingHelper $rh, $scaleX, $scaleY, $offsetX = 0, $offsetY = 0)
{
$rh->push();
$opacity = $this->getStyle('opacity');
if (isset($opacity) && is_numeric($opacity)) {
$opacity = floatval($opacity);
$rh->scaleOpacity($opacity);
}
// original (document fragment) width for unit parsing
$ow = $rh->getWidth() / $scaleX;
$p = array();
$np = count($this->points);
for ($i = 0; $i < $np; $i++) {
$point = $this->points[$i];
$p[] = ($offsetX + $point[0]) * $scaleX;
$p[] = ($offsetY + $point[1]) * $scaleY;
}
$fill = $this->getComputedStyle('fill');
if (isset($fill) && $fill !== 'none') {
$fillColor = SVG::parseColor($fill, true);
$rh->fillPolygon($p, $np, $fillColor);
}
$stroke = $this->getComputedStyle('stroke');
if (isset($stroke) && $stroke !== 'none') {
$strokeColor = SVG::parseColor($stroke, true);
$rh->setStrokeWidth(SVG::convertUnit($this->getComputedStyle('stroke-width'), $ow) * $scaleX);
$rh->drawPolygon($p, $np, $strokeColor);
}
$rh->pop();
}
