create($qrCode);
$xml = new \SimpleXMLElement('');
$xml->addAttribute('version', '1.1');
if (!$options[self::WRITER_OPTION_EXCLUDE_SVG_WIDTH_AND_HEIGHT]) {
$xml->addAttribute('width', $matrix->getOuterSize().'px');
$xml->addAttribute('height', $matrix->getOuterSize().'px');
}
$xml->addAttribute('viewBox', '0 0 '.$matrix->getOuterSize().' '.$matrix->getOuterSize());
$background = $xml->addChild('rect');
$background->addAttribute('x', '0');
$background->addAttribute('y', '0');
$background->addAttribute('width', strval($matrix->getOuterSize()));
$background->addAttribute('height', strval($matrix->getOuterSize()));
$background->addAttribute('fill', '#'.sprintf('%02x%02x%02x', $qrCode->getBackgroundColor()->getRed(), $qrCode->getBackgroundColor()->getGreen(), $qrCode->getBackgroundColor()->getBlue()));
$background->addAttribute('fill-opacity', strval($qrCode->getBackgroundColor()->getOpacity()));
if ($options[self::WRITER_OPTION_COMPACT]) {
$this->writePath($xml, $qrCode, $matrix);
} else {
$this->writeBlockDefinitions($xml, $qrCode, $matrix, $options);
}
$result = new SvgResult($matrix, $xml, boolval($options[self::WRITER_OPTION_EXCLUDE_XML_DECLARATION]));
if ($logo instanceof LogoInterface) {
$this->addLogo($logo, $result, $options);
}
return $result;
}
private function writePath(\SimpleXMLElement $xml, QrCodeInterface $qrCode, MatrixInterface $matrix): void
{
$path = '';
for ($rowIndex = 0; $rowIndex < $matrix->getBlockCount(); ++$rowIndex) {
$left = $matrix->getMarginLeft();
for ($columnIndex = 0; $columnIndex < $matrix->getBlockCount(); ++$columnIndex) {
if (1 === $matrix->getBlockValue($rowIndex, $columnIndex)) {
// When we are at the first column or when the previous column was 0 set new left
if (0 === $columnIndex || 0 === $matrix->getBlockValue($rowIndex, $columnIndex - 1)) {
$left = $matrix->getMarginLeft() + $matrix->getBlockSize() * $columnIndex;
}
// When we are at the
if ($columnIndex === $matrix->getBlockCount() - 1 || 0 === $matrix->getBlockValue($rowIndex, $columnIndex + 1)) {
$top = $matrix->getMarginLeft() + $matrix->getBlockSize() * $rowIndex;
$bottom = $matrix->getMarginLeft() + $matrix->getBlockSize() * ($rowIndex + 1);
$right = $matrix->getMarginLeft() + $matrix->getBlockSize() * ($columnIndex + 1);
$path .= 'M'.$this->formatNumber($left).','.$this->formatNumber($top);
$path .= 'L'.$this->formatNumber($right).','.$this->formatNumber($top);
$path .= 'L'.$this->formatNumber($right).','.$this->formatNumber($bottom);
$path .= 'L'.$this->formatNumber($left).','.$this->formatNumber($bottom).'Z';
}
}
}
}
$pathDefinition = $xml->addChild('path');
$pathDefinition->addAttribute('fill', '#'.sprintf('%02x%02x%02x', $qrCode->getForegroundColor()->getRed(), $qrCode->getForegroundColor()->getGreen(), $qrCode->getForegroundColor()->getBlue()));
$pathDefinition->addAttribute('fill-opacity', strval($qrCode->getForegroundColor()->getOpacity()));
$pathDefinition->addAttribute('d', $path);
}
/** @param array $options */
private function writeBlockDefinitions(\SimpleXMLElement $xml, QrCodeInterface $qrCode, MatrixInterface $matrix, array $options): void
{
$xml->addChild('defs');
$blockDefinition = $xml->defs->addChild('rect');
$blockDefinition->addAttribute('id', strval($options[self::WRITER_OPTION_BLOCK_ID]));
$blockDefinition->addAttribute('width', $this->formatNumber($matrix->getBlockSize()));
$blockDefinition->addAttribute('height', $this->formatNumber($matrix->getBlockSize()));
$blockDefinition->addAttribute('fill', '#'.sprintf('%02x%02x%02x', $qrCode->getForegroundColor()->getRed(), $qrCode->getForegroundColor()->getGreen(), $qrCode->getForegroundColor()->getBlue()));
$blockDefinition->addAttribute('fill-opacity', strval($qrCode->getForegroundColor()->getOpacity()));
for ($rowIndex = 0; $rowIndex < $matrix->getBlockCount(); ++$rowIndex) {
for ($columnIndex = 0; $columnIndex < $matrix->getBlockCount(); ++$columnIndex) {
if (1 === $matrix->getBlockValue($rowIndex, $columnIndex)) {
$block = $xml->addChild('use');
$block->addAttribute('x', $this->formatNumber($matrix->getMarginLeft() + $matrix->getBlockSize() * $columnIndex));
$block->addAttribute('y', $this->formatNumber($matrix->getMarginLeft() + $matrix->getBlockSize() * $rowIndex));
$block->addAttribute('xlink:href', '#'.$options[self::WRITER_OPTION_BLOCK_ID], 'http://www.w3.org/1999/xlink');
}
}
}
}
/** @param array $options */
private function addLogo(LogoInterface $logo, SvgResult $result, array $options): void
{
$logoImageData = LogoImageData::createForLogo($logo);
if (!isset($options[self::WRITER_OPTION_FORCE_XLINK_HREF])) {
$options[self::WRITER_OPTION_FORCE_XLINK_HREF] = false;
}
$xml = $result->getXml();
/** @var \SimpleXMLElement $xmlAttributes */
$xmlAttributes = $xml->attributes();
$x = intval($xmlAttributes->width) / 2 - $logoImageData->getWidth() / 2;
$y = intval($xmlAttributes->height) / 2 - $logoImageData->getHeight() / 2;
$imageDefinition = $xml->addChild('image');
$imageDefinition->addAttribute('x', strval($x));
$imageDefinition->addAttribute('y', strval($y));
$imageDefinition->addAttribute('width', strval($logoImageData->getWidth()));
$imageDefinition->addAttribute('height', strval($logoImageData->getHeight()));
$imageDefinition->addAttribute('preserveAspectRatio', 'none');
if ($options[self::WRITER_OPTION_FORCE_XLINK_HREF]) {
$imageDefinition->addAttribute('xlink:href', $logoImageData->createDataUri(), 'http://www.w3.org/1999/xlink');
} else {
$imageDefinition->addAttribute('href', $logoImageData->createDataUri());
}
}
private function formatNumber(float $number): string
{
$string = number_format($number, self::DECIMAL_PRECISION, '.', '');
$string = rtrim($string, '0');
return rtrim($string, '.');
}
}