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<?php |
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/** |
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* PHP version 7.1 |
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* |
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* This source file is subject to the license that is bundled with this package in the file LICENSE. |
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*/ |
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namespace PhUml\Graphviz\Builders; |
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use PhUml\Code\ClassDefinition; |
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use PhUml\Code\Structure; |
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use PhUml\Graphviz\Edge; |
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use PhUml\Graphviz\Node; |
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/** |
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* It produces the collection of nodes and edges related to a class |
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* |
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* - It creates an edge with the class it extends, if any, |
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* - It creates edges from the the interfaces it implements |
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* - It creates a node with the class itself |
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* - It, optionally, discovers associations between classes/interfaces, by inspecting both: |
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* - The class attributes |
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* - The class constructor's parameters |
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*/ |
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class ClassGraphBuilder |
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{ |
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/** @var \PhUml\Graphviz\HasDotRepresentation[] */ |
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private $dotElements; |
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/** @var AssociationsBuilder */ |
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private $associationsBuilder; |
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/** @var bool */ |
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private $createAssociations; |
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/** @var NodeLabelBuilder */ |
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private $labelBuilder; |
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public function __construct(NodeLabelBuilder $labelBuilder) |
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{ |
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$this->associationsBuilder = new NoAssociationsBuilder(); |
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$this->labelBuilder = $labelBuilder; |
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} |
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public function createAssociations(): void |
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{ |
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$this->createAssociations = true; |
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} |
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/** |
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* The order in which the nodes and edges are created is as follows |
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* |
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* 1. The edges discovered via attributes inspection |
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* 2. The edges discovered via the constructor parameters |
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* 3. The node representing the class itself |
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* 4. The parent class, if any |
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* 5. The interfaces it implements, if any |
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* |
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* @return \PhUml\Graphviz\HasDotRepresentation[] |
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*/ |
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public function extractFrom(ClassDefinition $class, Structure $structure): array |
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{ |
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$this->dotElements = []; |
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if ($this->createAssociations) { |
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$this->associationsBuilder = new EdgesBuilder($structure); |
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} |
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$this->addAssociations($this->associationsBuilder->attributesAssociationsFrom($class)); |
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$this->addAssociations($this->associationsBuilder->parametersAssociationsFom($class)); |
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$this->dotElements[] = new Node($class, $this->labelBuilder->forClass($class)); |
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if ($class->hasParent()) { |
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$this->dotElements[] = Edge::inheritance($class->extends, $class); |
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} |
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foreach ($class->implements as $interface) { |
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$this->dotElements[] = Edge::implementation($interface, $class); |
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} |
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return $this->dotElements; |
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} |
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/** @param Edge[] */ |
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private function addAssociations(array $edges): void |
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{ |
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$this->dotElements = array_merge($this->dotElements, $edges); |
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} |
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} |
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MontealegreLuis /
phuml
