PhUml\Graphviz\Edge

Complexity

Total Complexity

5

Size/Duplication

Total Lines	36
Duplicated Lines	0 %

Importance

Changes

0

5 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	5	1
A	inheritance()	0	3	1
A	implementation()	0	3	1
A	toDotLanguage()	0	3	1
A	association()	0	3	1

<?php
/**
 * PHP version 7.1
 *
 * This source file is subject to the license that is bundled with this package in the file LICENSE.
 */

namespace PhUml\Graphviz;

class Edge implements HasDotRepresentation
{
    /** @var HasNodeIdentifier */
    private $fromNode;

    /** @var HasNodeIdentifier */
    private $toNode;

    /** @var string */
    private $options;

    public static function inheritance(HasNodeIdentifier $parent, HasNodeIdentifier $child): Edge
    {
        return new Edge($parent, $child, 'dir=back arrowtail=empty style=solid');
    }

    public static function implementation(HasNodeIdentifier $interface, HasNodeIdentifier $class): Edge
    {
        return new Edge($interface, $class, 'dir=back arrowtail=normal style=dashed');
    }

    public static function association(HasNodeIdentifier $reference, HasNodeIdentifier $class): Edge
    {
        return new Edge($reference, $class, 'dir=back arrowtail=none style=dashed');
    }

    public function toDotLanguage(): string
    {
        return "\"{$this->fromNode->identifier()}\" -> \"{$this->toNode->identifier()}\" [{$this->options}]\n";
    }

    private function __construct(HasNodeIdentifier $nodeA, HasNodeIdentifier $nodeB, string $options)
    {
        $this->fromNode = $nodeA;
        $this->toNode = $nodeB;
        $this->options = $options;
    }
}