107 Zeilen
2.4 KiB
PHP
107 Zeilen
2.4 KiB
PHP
<?php
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declare(strict_types = 1);
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namespace BaconQrCode\Renderer\Path;
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use IteratorAggregate;
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use Traversable;
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/**
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* Internal Representation of a vector path.
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*/
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final class Path implements IteratorAggregate
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{
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/**
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* @var OperationInterface[]
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*/
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private $operations = [];
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/**
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* Moves the drawing operation to a certain position.
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*/
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public function move(float $x, float $y) : self
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{
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$path = clone $this;
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$path->operations[] = new Move($x, $y);
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return $path;
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}
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/**
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* Draws a line from the current position to another position.
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*/
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public function line(float $x, float $y) : self
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{
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$path = clone $this;
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$path->operations[] = new Line($x, $y);
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return $path;
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}
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/**
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* Draws an elliptic arc from the current position to another position.
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*/
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public function ellipticArc(
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float $xRadius,
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float $yRadius,
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float $xAxisRotation,
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bool $largeArc,
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bool $sweep,
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float $x,
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float $y
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) : self {
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$path = clone $this;
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$path->operations[] = new EllipticArc($xRadius, $yRadius, $xAxisRotation, $largeArc, $sweep, $x, $y);
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return $path;
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}
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/**
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* Draws a curve from the current position to another position.
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*/
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public function curve(float $x1, float $y1, float $x2, float $y2, float $x3, float $y3) : self
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{
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$path = clone $this;
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$path->operations[] = new Curve($x1, $y1, $x2, $y2, $x3, $y3);
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return $path;
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}
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/**
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* Closes a sub-path.
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*/
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public function close() : self
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{
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$path = clone $this;
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$path->operations[] = Close::instance();
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return $path;
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}
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/**
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* Appends another path to this one.
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*/
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public function append(self $other) : self
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{
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$path = clone $this;
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$path->operations = array_merge($this->operations, $other->operations);
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return $path;
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}
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public function translate(float $x, float $y) : self
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{
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$path = new self();
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foreach ($this->operations as $operation) {
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$path->operations[] = $operation->translate($x, $y);
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}
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return $path;
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}
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/**
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* @return OperationInterface[]|Traversable
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*/
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public function getIterator() : Traversable
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{
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foreach ($this->operations as $operation) {
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yield $operation;
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}
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}
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}
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