* @copyright 2022 Smiley
* @license MIT
*
* @noinspection PhpIllegalPsrClassPathInspection
*/
use chillerlan\QRCode\{QRCode, QROptions};
use chillerlan\QRCode\Common\EccLevel;
use chillerlan\QRCode\Data\QRMatrix;
use chillerlan\QRCode\Output\{QROutputInterface, QRMarkupSVG};
require_once __DIR__.'/../vendor/autoload.php';
/*
* Class definition
*/
// the extended SVG output module
class RandomDotsSVGOutput extends QRMarkupSVG{
/**
* @inheritDoc
*/
protected function path(string $path, int $M_TYPE):string{
// omit the "fill" and "opacity" attributes on the path element
return sprintf('', $this->getCssClass($M_TYPE), $path);
}
/**
* To alter the layer a module appears on, we need to re-implement the collection method
*
* @inheritDoc
*/
protected function collectModules(Closure $transform):array{
$paths = [];
// collect the modules for each type
for($y = 0; $y < $this->moduleCount; $y++){
for($x = 0; $x < $this->moduleCount; $x++){
$M_TYPE = $this->matrix->get($x, $y);
$M_TYPE_LAYER = $M_TYPE;
if($this->options->connectPaths
&& !$this->matrix->checkTypeIn($x, $y, $this->options->excludeFromConnect)
){
// to connect paths we'll redeclare the $M_TYPE_LAYER to data only
$M_TYPE_LAYER = QRMatrix::M_DATA;
if($this->matrix->check($x, $y)){
$M_TYPE_LAYER = QRMatrix::M_DATA_DARK;
}
}
// randomly assign another $M_TYPE_LAYER for the given types
// note that the layer id has to be an integer value,
// ideally outside the several bitmask values
if($M_TYPE_LAYER === QRMatrix::M_DATA_DARK){
$M_TYPE_LAYER = array_rand($this->options->dotColors);
}
// collect the modules per $M_TYPE
$module = $transform($x, $y, $M_TYPE, $M_TYPE_LAYER);
if(!empty($module)){
$paths[$M_TYPE_LAYER][] = $module;
}
}
}
// beautify output
ksort($paths);
return $paths;
}
}
// the extended options with the $dotColors option
class RandomDotsOptions extends QROptions{
/**
* a map of $M_TYPE_LAYER => color
*
* @see \array_rand()
*/
protected array $dotColors = [];
}
/*
* Runtime
*/
// prepare the options
$options = new RandomDotsOptions;
// our custom dot colors
$options->dotColors = [
111 => '#e2453c',
222 => '#e07e39',
333 => '#e5d667',
444 => '#51b95b',
555 => '#1e72b7',
666 => '#6f5ba7',
];
// generate the CSS for the several colored layers
$layerColors = '';
foreach($options->dotColors as $layer => $color){
$layerColors .= sprintf("\n\t\t.qr-%s{ fill: %s; }", $layer, $color);
}
$options->svgDefs = '
';
// set the custom output interface
$options->outputType = QROutputInterface::CUSTOM;
$options->outputInterface = RandomDotsSVGOutput::class;
// common qrcode options
$options->version = 5;
$options->eccLevel = EccLevel::H;
$options->addQuietzone = true;
$options->outputBase64 = false;
$options->drawLightModules = false;
$options->connectPaths = true;
$options->excludeFromConnect = [
QRMatrix::M_FINDER_DARK,
QRMatrix::M_FINDER_DOT,
QRMatrix::M_ALIGNMENT_DARK,
];
$options->drawCircularModules = true;
$options->circleRadius = 0.4;
$options->keepAsSquare = [
QRMatrix::M_FINDER_DARK,
QRMatrix::M_FINDER_DOT,
QRMatrix::M_ALIGNMENT_DARK,
];
$out = (new QRCode($options))->render('https://www.youtube.com/watch?v=dQw4w9WgXcQ');
// dump the output
if(php_sapi_name() !== 'cli'){
header('content-type: image/svg+xml');
}
echo $out;
exit;