init commit

addons/qrcode/library/BaconQrCode/Renderer/Eye/CompositeEye.php

@@ -0,0 +1,38 @@
+<?php
+declare(strict_types = 1);
+
+namespace BaconQrCode\Renderer\Eye;
+
+use BaconQrCode\Renderer\Path\Path;
+
+/**
+ * Combines the style of two different eyes.
+ */
+final class CompositeEye implements EyeInterface
+{
+    /**
+     * @var EyeInterface
+     */
+    private $externalEye;
+
+    /**
+     * @var EyeInterface
+     */
+    private $internalEye;
+
+    public function __construct(EyeInterface $externalEye, EyeInterface $internalEye)
+    {
+        $this->externalEye = $externalEye;
+        $this->internalEye = $internalEye;
+    }
+
+    public function getExternalPath() : Path
+    {
+        return $this->externalEye->getExternalPath();
+    }
+
+    public function getInternalPath() : Path
+    {
+        return $this->externalEye->getInternalPath();
+    }
+}

addons/qrcode/library/BaconQrCode/Renderer/Eye/EyeInterface.php

@@ -0,0 +1,26 @@
+<?php
+declare(strict_types = 1);
+
+namespace BaconQrCode\Renderer\Eye;
+
+use BaconQrCode\Renderer\Path\Path;
+
+/**
+ * Interface for describing the look of an eye.
+ */
+interface EyeInterface
+{
+    /**
+     * Returns the path of the external eye element.
+     *
+     * The path origin point (0, 0) must be anchored at the middle of the path.
+     */
+    public function getExternalPath() : Path;
+
+    /**
+     * Returns the path of the internal eye element.
+     *
+     * The path origin point (0, 0) must be anchored at the middle of the path.
+     */
+    public function getInternalPath() : Path;
+}

addons/qrcode/library/BaconQrCode/Renderer/Eye/ModuleEye.php

@@ -0,0 +1,54 @@
+<?php
+declare(strict_types = 1);
+
+namespace BaconQrCode\Renderer\Eye;
+
+use BaconQrCode\Encoder\ByteMatrix;
+use BaconQrCode\Renderer\Module\ModuleInterface;
+use BaconQrCode\Renderer\Path\Path;
+
+/**
+ * Renders an eye based on a module renderer.
+ */
+final class ModuleEye implements EyeInterface
+{
+    /**
+     * @var ModuleInterface
+     */
+    private $module;
+
+    public function __construct(ModuleInterface $module)
+    {
+        $this->module = $module;
+    }
+
+    public function getExternalPath() : Path
+    {
+        $matrix = new ByteMatrix(7, 7);
+
+        for ($x = 0; $x < 7; ++$x) {
+            $matrix->set($x, 0, 1);
+            $matrix->set($x, 6, 1);
+        }
+
+        for ($y = 1; $y < 6; ++$y) {
+            $matrix->set(0, $y, 1);
+            $matrix->set(6, $y, 1);
+        }
+
+        return $this->module->createPath($matrix)->translate(-3.5, -3.5);
+    }
+
+    public function getInternalPath() : Path
+    {
+        $matrix = new ByteMatrix(3, 3);
+
+        for ($x = 0; $x < 3; ++$x) {
+            for ($y = 0; $y < 3; ++$y) {
+                $matrix->set($x, $y, 1);
+            }
+        }
+
+        return $this->module->createPath($matrix)->translate(-1.5, -1.5);
+    }
+}

addons/qrcode/library/BaconQrCode/Renderer/Eye/SimpleCircleEye.php

@@ -0,0 +1,54 @@
+<?php
+declare(strict_types = 1);
+
+namespace BaconQrCode\Renderer\Eye;
+
+use BaconQrCode\Renderer\Path\Path;
+
+/**
+ * Renders the inner eye as a circle.
+ */
+final class SimpleCircleEye implements EyeInterface
+{
+    /**
+     * @var self|null
+     */
+    private static $instance;
+
+    private function __construct()
+    {
+    }
+
+    public static function instance() : self
+    {
+        return self::$instance ?: self::$instance = new self();
+    }
+
+    public function getExternalPath() : Path
+    {
+        return (new Path())
+            ->move(-3.5, -3.5)
+            ->line(3.5, -3.5)
+            ->line(3.5, 3.5)
+            ->line(-3.5, 3.5)
+            ->close()
+            ->move(-2.5, -2.5)
+            ->line(-2.5, 2.5)
+            ->line(2.5, 2.5)
+            ->line(2.5, -2.5)
+            ->close()
+        ;
+    }
+
+    public function getInternalPath() : Path
+    {
+        return (new Path())
+            ->move(1.5, 0)
+            ->ellipticArc(1.5, 1.5, 0., false, true, 0., 1.5)
+            ->ellipticArc(1.5, 1.5, 0., false, true, -1.5, 0.)
+            ->ellipticArc(1.5, 1.5, 0., false, true, 0., -1.5)
+            ->ellipticArc(1.5, 1.5, 0., false, true, 1.5, 0.)
+            ->close()
+        ;
+    }
+}

addons/qrcode/library/BaconQrCode/Renderer/Eye/SquareEye.php

@@ -0,0 +1,53 @@
+<?php
+declare(strict_types = 1);
+
+namespace BaconQrCode\Renderer\Eye;
+
+use BaconQrCode\Renderer\Path\Path;
+
+/**
+ * Renders the eyes in their default square shape.
+ */
+final class SquareEye implements EyeInterface
+{
+    /**
+     * @var self|null
+     */
+    private static $instance;
+
+    private function __construct()
+    {
+    }
+
+    public static function instance() : self
+    {
+        return self::$instance ?: self::$instance = new self();
+    }
+
+    public function getExternalPath() : Path
+    {
+        return (new Path())
+            ->move(-3.5, -3.5)
+            ->line(3.5, -3.5)
+            ->line(3.5, 3.5)
+            ->line(-3.5, 3.5)
+            ->close()
+            ->move(-2.5, -2.5)
+            ->line(-2.5, 2.5)
+            ->line(2.5, 2.5)
+            ->line(2.5, -2.5)
+            ->close()
+        ;
+    }
+
+    public function getInternalPath() : Path
+    {
+        return (new Path())
+            ->move(-1.5, -1.5)
+            ->line(1.5, -1.5)
+            ->line(1.5, 1.5)
+            ->line(-1.5, 1.5)
+            ->close()
+        ;
+    }
+}