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<?php |
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namespace SixtyNine\Cloud\Factory; |
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use SixtyNine\Cloud\Placer\CircularPlacer; |
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use SixtyNine\Cloud\Placer\LinearHorizontalPlacer; |
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use SixtyNine\Cloud\Placer\LinearVerticalPlacer; |
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use SixtyNine\Cloud\Placer\LissajouPlacer; |
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use SixtyNine\Cloud\Placer\PlacerInterface; |
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use SixtyNine\Cloud\Placer\SpiranglePlacer; |
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use SixtyNine\Cloud\Placer\WordlePlacer; |
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use Webmozart\Assert\Assert; |
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class PlacerFactory |
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{ |
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const PLACER_CIRCULAR = 'circular'; |
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const PLACER_WORDLE = 'wordle'; |
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const PLACER_SPIRANGLE = 'spirangle'; |
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const PLACER_LINEAR_H = 'linear-h'; |
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const PLACER_LINEAR_V = 'linear-v'; |
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const PLACER_LISSAJOU = 'lissajou'; |
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/** @var PlacerFactory */ |
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protected static $instance; |
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/** @var array */ |
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protected $placers = array( |
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self::PLACER_CIRCULAR => CircularPlacer::class, |
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self::PLACER_WORDLE => WordlePlacer::class, |
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self::PLACER_SPIRANGLE => SpiranglePlacer::class, |
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self::PLACER_LINEAR_H => LinearHorizontalPlacer::class, |
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self::PLACER_LINEAR_V => LinearVerticalPlacer::class, |
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self::PLACER_LISSAJOU => LissajouPlacer::class, |
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); |
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/** |
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* Disallow direct instantiation |
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*/ |
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protected function __construct() { } |
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/** |
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* @return PlacerFactory |
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*/ |
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public static function getInstance() |
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{ |
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if (!self::$instance) { |
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self::$instance = new self(); |
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} |
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return self::$instance; |
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} |
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/** |
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* @return array |
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*/ |
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public function getPlacersNames() |
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{ |
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return array_keys($this->placers); |
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} |
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/** |
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* @param int $imgWidth |
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* @param int $imgHeight |
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* @return PlacerInterface |
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*/ |
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public function getDefaultPlacer($imgWidth, $imgHeight) |
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{ |
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return $this->getPlacer(self::PLACER_CIRCULAR, $imgWidth, $imgHeight); |
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} |
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/** |
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* @param string $name |
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* @param int $imgWidth |
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* @param int $imgHeight |
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* @param int $increment |
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* @return PlacerInterface |
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*/ |
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public function getPlacer($name, $imgWidth, $imgHeight, $increment = 10) |
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{ |
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$className = $this->getPlacerClass($name); |
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return new $className($imgWidth, $imgHeight, $increment); |
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} |
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/** |
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* @param string $name |
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* @return PlacerInterface |
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* @throws \InvalidArgumentException |
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*/ |
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public function getPlacerClass($name) |
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{ |
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Assert::keyExists($this->placers, $name, 'Placer not found: ' . $name); |
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return $this->placers[$name]; |
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} |
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} |
sixty-nine /
php-cloud-lib
