init commit

addons/qrcode/library/BaconQrCode/Renderer/Path/Path.php

@@ -0,0 +1,106 @@
+<?php
+declare(strict_types = 1);
+
+namespace BaconQrCode\Renderer\Path;
+
+use IteratorAggregate;
+use Traversable;
+
+/**
+ * Internal Representation of a vector path.
+ */
+final class Path implements IteratorAggregate
+{
+    /**
+     * @var OperationInterface[]
+     */
+    private $operations = [];
+
+    /**
+     * Moves the drawing operation to a certain position.
+     */
+    public function move(float $x, float $y) : self
+    {
+        $path = clone $this;
+        $path->operations[] = new Move($x, $y);
+        return $path;
+    }
+
+    /**
+     * Draws a line from the current position to another position.
+     */
+    public function line(float $x, float $y) : self
+    {
+        $path = clone $this;
+        $path->operations[] = new Line($x, $y);
+        return $path;
+    }
+
+    /**
+     * Draws an elliptic arc from the current position to another position.
+     */
+    public function ellipticArc(
+        float $xRadius,
+        float $yRadius,
+        float $xAxisRotation,
+        bool $largeArc,
+        bool $sweep,
+        float $x,
+        float $y
+    ) : self {
+        $path = clone $this;
+        $path->operations[] = new EllipticArc($xRadius, $yRadius, $xAxisRotation, $largeArc, $sweep, $x, $y);
+        return $path;
+    }
+
+    /**
+     * Draws a curve from the current position to another position.
+     */
+    public function curve(float $x1, float $y1, float $x2, float $y2, float $x3, float $y3) : self
+    {
+        $path = clone $this;
+        $path->operations[] = new Curve($x1, $y1, $x2, $y2, $x3, $y3);
+        return $path;
+    }
+
+    /**
+     * Closes a sub-path.
+     */
+    public function close() : self
+    {
+        $path = clone $this;
+        $path->operations[] = Close::instance();
+        return $path;
+    }
+
+    /**
+     * Appends another path to this one.
+     */
+    public function append(self $other) : self
+    {
+        $path = clone $this;
+        $path->operations = array_merge($this->operations, $other->operations);
+        return $path;
+    }
+
+    public function translate(float $x, float $y) : self
+    {
+        $path = new self();
+
+        foreach ($this->operations as $operation) {
+            $path->operations[] = $operation->translate($x, $y);
+        }
+
+        return $path;
+    }
+
+    /**
+     * @return OperationInterface[]|Traversable
+     */
+    public function getIterator() : Traversable
+    {
+        foreach ($this->operations as $operation) {
+            yield $operation;
+        }
+    }
+}