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<?php |
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/* |
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* This file is part of the doctrineviz package |
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* |
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* Copyright (c) 2017 Pierre Hennequart |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* Feel free to edit as you please, and have fun. |
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* |
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* @author Pierre Hennequart <[email protected]> |
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*/ |
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declare(strict_types=1); |
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namespace Janalis\Doctrineviz\Graphviz; |
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class Edge implements EdgeInterface |
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{ |
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use Attributable; |
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/** @var ElementInterface */ |
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protected $from; |
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/** @var ElementInterface */ |
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protected $to; |
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/** @var string */ |
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protected $label; |
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/* |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return "{$this->getId($this->from)} -> {$this->getId($this->to)}".(!count($this->getAttributes()) ? '' : ' ['.PHP_EOL. |
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implode(PHP_EOL, $this->indentAll($this->getAttributes())). |
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PHP_EOL.']').';'; |
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} |
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/** |
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* Get attributes. |
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* |
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* @return AttributeInterface[] |
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*/ |
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public function getAttributes(): array |
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{ |
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if (null !== $this->label) { |
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$this->createAttribute('label', $this->label); |
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} |
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return $this->attributes ? array_values($this->attributes) : []; |
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} |
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/** |
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* Get vertex id. |
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* |
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* @param ElementInterface $element |
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* |
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* @return string |
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*/ |
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protected function getId(ElementInterface $element): string |
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{ |
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return $element instanceof RecordInterface ? "{$element->getVertex()->getId()}:{$element->getId()}" : "{$element->getId()}"; |
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} |
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/** |
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* Edge constructor. |
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* |
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* @param ElementInterface|null $from |
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* @param ElementInterface|null $to |
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* @param null|string $label |
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*/ |
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public function __construct(ElementInterface $from = null, ElementInterface $to = null, string $label = null) |
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{ |
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$this->from = $from; |
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$this->to = $to; |
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$this->label = $label; |
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} |
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/** |
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* Get from. |
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* |
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* @return ElementInterface|null |
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*/ |
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public function getFrom(): ?ElementInterface |
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{ |
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return $this->from; |
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} |
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/** |
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* Set from. |
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* |
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* @param ElementInterface $from |
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*/ |
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public function setFrom(ElementInterface $from): void |
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{ |
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$this->from = $from; |
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} |
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/** |
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* Get to. |
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* |
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* @return ElementInterface|null |
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*/ |
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public function getTo(): ?ElementInterface |
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{ |
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return $this->to; |
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} |
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/** |
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* Set to. |
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* |
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* @param ElementInterface $to |
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*/ |
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public function setTo($to): void |
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{ |
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$this->to = $to; |
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} |
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/** |
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* Get label. |
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* |
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* @return string|null |
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*/ |
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public function getLabel(): ?string |
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{ |
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return $this->label; |
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} |
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/** |
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* Set label. |
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* |
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* @param string|null $label |
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*/ |
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public function setLabel(string $label = null): void |
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{ |
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$this->label = $label; |
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} |
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} |
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janalis /
doctrineviz
