Файл: vendor/intervention/image/src/Drivers/Imagick/FontProcessor.php
Строк: 131
<?php
declare(strict_types=1);
namespace InterventionImageDriversImagick;
use Imagick;
use ImagickDraw;
use ImagickDrawException;
use ImagickException;
use ImagickPixel;
use InterventionImageDriversAbstractFontProcessor;
use InterventionImageExceptionsDriverException;
use InterventionImageExceptionsInvalidArgumentException;
use InterventionImageExceptionsStateException;
use InterventionImageInterfacesFontInterface;
use InterventionImageInterfacesSizeInterface;
use InterventionImageSize;
class FontProcessor extends AbstractFontProcessor
{
/**
* {@inheritdoc}
*
* @see FontProcessorInterface::boxSize()
*
* @throws InvalidArgumentException
* @throws StateException
* @throws DriverException
*/
public function boxSize(string $text, FontInterface $font): SizeInterface
{
// no text - no box size
if (mb_strlen($text) === 0) {
return new Size(0, 0);
}
$draw = $this->toImagickDraw($font);
try {
$dimensions = (new Imagick())->queryFontMetrics($draw, $text);
} catch (ImagickException $e) {
throw new DriverException('Failed query font metrics', previous: $e);
}
return new Size(
intval(round($dimensions['textWidth'])),
intval(round($dimensions['ascender'] + $dimensions['descender'])),
);
}
/**
* Imagick::annotateImage() needs an ImagickDraw object - this method takes
* the font object as the base and adds an optional passed color to the new
* ImagickDraw object.
*
* @throws StateException
* @throws DriverException
*/
public function toImagickDraw(FontInterface $font, ?ImagickPixel $color = null): ImagickDraw
{
if (!$font->hasFile()) {
throw new StateException('No font file specified');
}
try {
$draw = new ImagickDraw();
$draw->setStrokeAntialias(true);
$draw->setTextAntialias(true);
$draw->setFont($font->filepath());
$draw->setFontSize($this->nativeFontSize($font));
$draw->setTextAlignment(Imagick::ALIGN_LEFT);
if ($color instanceof ImagickPixel) {
$draw->setFillColor($color);
}
} catch (ImagickException | ImagickDrawException $e) {
throw new DriverException('Failed to convert font to ImagickDraw instance', previous: $e);
}
return $draw;
}
}