MAPG-44 add Pov class and adjust Place model to store pov

src/Util/Panorama/Pov.php

@@ -0,0 +1,56 @@
+<?php namespace MapGuesser\Util\Panorama;
+
+class Pov
+{
+    private float $heading;
+
+    private float $pitch;
+
+    private float $zoom;
+
+    public function __construct(float $heading, float $pitch, float $zoom)
+    {
+        $this->heading = $heading;
+        $this->pitch = $pitch;
+        $this->zoom = $zoom;
+    }
+
+    public function setHeading(float $heading): void
+    {
+        $this->heading = $heading;
+    }
+
+    public function setPitch(float $pitch): void
+    {
+        $this->pitch = $pitch;
+    }
+
+    public function setZoom(float $zoom): void
+    {
+        $this->zoom = $zoom;
+    }
+
+    public function getHeading(): float
+    {
+        return $this->heading;
+    }
+
+    public function getPitch(): float
+    {
+        return $this->pitch;
+    }
+
+    public function getZoom(): float
+    {
+        return $this->zoom;
+    }
+
+    public function toArray(): array
+    {
+        return [
+            'heading' => $this->heading,
+            'pitch' => $this->pitch,
+            'zoom' => $this->zoom
+        ];
+    }
+}