Add the line part of the style extension

src/phpGPX/Models/Bounds.php

@@ -33,27 +33,26 @@ class Bounds implements Summarizable
 	 */
 	public $maxLongitude;
 
-    /**
-     * @param ?float $minLatitude
-     * @param ?float $minLongitude
-     * @param ?float $maxLatitude
-     * @param ?float $maxLongitude
-     */
-    public function __construct(?float $minLatitude, ?float $minLongitude, ?float $maxLatitude, ?float $maxLongitude)
-    {
-        $this->minLatitude = $minLatitude;
-        $this->minLongitude = $minLongitude;
-        $this->maxLatitude = $maxLatitude;
-        $this->maxLongitude = $maxLongitude;
-    }
-
+	/**
+	 * @param ?float $minLatitude
+	 * @param ?float $minLongitude
+	 * @param ?float $maxLatitude
+	 * @param ?float $maxLongitude
+	 */
+	public function __construct(?float $minLatitude, ?float $minLongitude, ?float $maxLatitude, ?float $maxLongitude)
+	{
+		$this->minLatitude = $minLatitude;
+		$this->minLongitude = $minLongitude;
+		$this->maxLatitude = $maxLatitude;
+		$this->maxLongitude = $maxLongitude;
+	}
 
-    /**
+	/**
 	 * Serialize object to array
 	 * @return array
 	 */
 	public function toArray(): array
-    {
+	{
 		return [
 			'minlat' => $this->minLatitude,
 			'minlon' => $this->minLongitude,

src/phpGPX/Models/Extensions.php

@@ -7,6 +7,7 @@
 namespace phpGPX\Models;
 
 use phpGPX\Helpers\SerializationHelper;
+use phpGPX\Models\Extensions\StyleExtension;
 use phpGPX\Models\Extensions\TrackPointExtension;
 
 /**
@@ -23,6 +24,13 @@ class Extensions implements Summarizable
 	 */
 	public $trackPointExtension;
 
+	/**
+	 * GPX Style Extension v2
+	 * @see 'http://www.topografix.com/GPX/gpx_style/0/2/'
+	 * @var StyleExtension
+	 */
+	public $styleExtension;
+
 	/**
 	 * @var []
 	 */
@@ -36,6 +44,7 @@ public function toArray()
 	{
 		return [
 				'trackpoint' => SerializationHelper::serialize($this->trackPointExtension),
+				'line' => SerializationHelper::serialize($this->styleExtension),
 				'unsupported' => $this->unsupported,
 			];
 	}

src/phpGPX/Models/Extensions/StyleExtension.php

@@ -0,0 +1,74 @@
+<?php
+/**
+ * Created            27/02/26 23:09
+ * @author            Peter Newman
+ */
+
+namespace phpGPX\Models\Extensions;
+
+use phpGPX\Helpers\SerializationHelper;
+
+/**
+ * Class StyleExtension
+ * Extension version: v2
+ * Based on namespace: http://www.topografix.com/GPX/gpx_style/0/2/gpx_style.xsd
+ * @package phpGPX\Models\Extensions
+ */
+class StyleExtension extends AbstractExtension
+{
+	const EXTENSION_NAMESPACE = 'http://www.topografix.com/GPX/gpx_style/0/2';
+	const EXTENSION_NAMESPACE_XSD = 'http://www.topografix.com/GPX/gpx_style/0/2/gpx_style.xsd';
+
+	const EXTENSION_NAME = 'line';
+	const EXTENSION_NAMESPACE_PREFIX = 'gpxstyle';
+
+	/**
+	 * @var string
+	 */
+	public $color;
+
+	/**
+	 * @var float
+	 */
+	public $opacity;
+
+	/**
+	 * @var float
+	 */
+	public $width;
+
+	/**
+	 * @var string
+	 */
+	public $pattern;
+
+	/**
+	 * @var string
+	 */
+	public $linecap;
+
+	/**
+	 * StyleExtension constructor.
+	 */
+	public function __construct()
+	{
+		parent::__construct(self::EXTENSION_NAMESPACE, self::EXTENSION_NAME);
+	}
+
+	/**
+	 * Serialize object to array
+	 * @return array
+	 */
+	public function toArray()
+	{
+		return [
+			'color' => SerializationHelper::stringOrNull($this->color),
+			'opacity' => SerializationHelper::floatOrNull($this->opacity),
+			'width' => SerializationHelper::floatOrNull($this->width),
+			// 'pattern' => SerializationHelper::stringOrNull($this->pattern),
+			'linecap' => SerializationHelper::stringOrNull($this->linecap),
+			// 'dasharray' => SerializationHelper::stringOrNull($this->dasharray),
+			// 'extensions' => SerializationHelper::stringOrNull($this->extensions),
+		];
+	}
+}

src/phpGPX/Models/Route.php

@@ -42,7 +42,7 @@ public function __construct()
 	 * @return Point[]
 	 */
 	public function getPoints(): array
-    {
+	{
 		/** @var Point[] $points */
 		$points = [];
 

src/phpGPX/Models/Track.php

@@ -39,7 +39,7 @@ public function __construct()
 	 * @return Point[]
 	 */
 	public function getPoints(): array
-    {
+	{
 		/** @var Point[] $points */
 		$points = [];
 

src/phpGPX/Parsers/ExtensionParser.php

@@ -7,7 +7,9 @@
 namespace phpGPX\Parsers;
 
 use phpGPX\Models\Extensions;
+use phpGPX\Models\Extensions\StyleExtension;
 use phpGPX\Models\Extensions\TrackPointExtension;
+use phpGPX\Parsers\Extensions\StyleExtensionParser;
 use phpGPX\Parsers\Extensions\TrackPointExtensionParser;
 
 /**
@@ -39,6 +41,12 @@ public static function parse($nodes)
 						$extensions->trackPointExtension = TrackPointExtensionParser::parse($node);
 					}
 					break;
+				case StyleExtension::EXTENSION_NAMESPACE:
+					$node = $nodes->children($namespace)->{StyleExtension::EXTENSION_NAME};
+					if (!empty($node)) {
+						$extensions->styleExtension = StyleExtensionParser::parse($node);
+					}
+					break;
 				default:
 					foreach ($nodes->children($namespace) as $child_key => $value) {
 						$extensions->unsupported[$key ? "$key:$child_key" : "$child_key"] = (string) $value;
@@ -64,6 +72,11 @@ public static function toXML(Extensions $extensions, \DOMDocument &$document)
 			$node->appendChild($child);
 		}
 
+		if (null !== $extensions->styleExtension) {
+			$child = StyleExtensionParser::toXML($extensions->styleExtension, $document);
+			$node->appendChild($child);
+		}
+
 		if (!empty($extensions->unsupported)) {
 			foreach ($extensions->unsupported as $key => $value) {
 				$child = $document->createElement($key, $value);

src/phpGPX/Parsers/Extensions/StyleExtensionParser.php

@@ -0,0 +1,83 @@
+<?php
+/**
+ * Created            27/02/26 23:09
+ * @author            Peter Newman
+ */
+
+namespace phpGPX\Parsers\Extensions;
+
+use phpGPX\Models\Extensions\StyleExtension;
+use phpGPX\Parsers\ExtensionParser;
+
+class StyleExtensionParser
+{
+	private static $attributeMapper = [
+		'color' => [
+			'name' => 'color',
+			'type' => 'string'
+		],
+		'opacity' => [
+			'name' => 'opacity',
+			'type' => 'float'
+		],
+		'width' => [
+			'name' => 'width',
+			'type' => 'float'
+		],
+		'pattern' => [
+			'name' => 'pattern',
+			'type' => 'string'
+		],
+		'linecap' => [
+			'name' => 'linecap',
+			'type' => 'string'
+		],
+	];
+
+	/**
+	 * @param \SimpleXMLElement $node
+	 * @return StyleExtension
+	 */
+	public static function parse($node)
+	{
+		$extension = new StyleExtension();
+
+		foreach (self::$attributeMapper as $key => $attribute) {
+			$extension->{$attribute['name']} = isset($node->$key) ? $node->$key : null;
+			if (!is_null($extension->{$attribute['name']})) {
+				settype($extension->{$attribute['name']}, $attribute['type']);
+			}
+		}
+
+		return $extension;
+	}
+
+	/**
+	 * @param StyleExtension $extension
+	 * @param \DOMDocument $document
+	 * @return \DOMElement
+	 */
+	public static function toXML(StyleExtension $extension, \DOMDocument &$document)
+	{
+		$node = $document->createElement("gpxstyle:line");
+
+		ExtensionParser::$usedNamespaces[StyleExtension::EXTENSION_NAME] = [
+			'namespace' => StyleExtension::EXTENSION_NAMESPACE,
+			'xsd' => StyleExtension::EXTENSION_NAMESPACE_XSD,
+			'name' => StyleExtension::EXTENSION_NAME,
+			'prefix' => StyleExtension::EXTENSION_NAMESPACE_PREFIX
+		];
+
+		foreach (self::$attributeMapper as $key => $attribute) {
+			if (!is_null($extension->{$attribute['name']})) {
+				$child = $document->createElement(
+					sprintf("%s:%s", StyleExtension::EXTENSION_NAMESPACE_PREFIX, $key),
+					$extension->{$attribute['name']}
+				);
+				$node->appendChild($child);
+			}
+		}
+
+		return $node;
+	}
+}

tests/CreateWaypointTest.php

@@ -92,19 +92,21 @@ public function createWaypointFile()
 	}
 
 	public function setUp(): void
-    {
+	{
 		$this->waypoint_created_file = dirname(__FILE__)."/waypoint_test.gpx";
 		$this->waypoint_saved_file = dirname(__FILE__).'/output_waypoint_test.gpx';
 		// remove any test file hanging around
 		system("rm -f {$this->waypoint_created_file}");
 		// now create the test file
 		$this->createWaypointFile();
 	}
+
 	public function tearDown(): void
-    {
+	{
 		system("rm -f {$this->waypoint_created_file}");
 		system("rm -f {$this->waypoint_saved_file}");
 	}
+
 	public function test_waypoints_load()
 	{
 		$origFile = $this->waypoint_created_file;

tests/UnitTests/phpGPX/Parsers/AbstractParserTest.php

@@ -37,7 +37,7 @@ abstract class AbstractParserTest extends TestCase
 	protected $testParserClass;
 
 	protected function setUp(): void
-    {
+	{
 		$reflection = new \ReflectionClass($this->testParserClass);
 
 		$this->testXmlFile = simplexml_load_file(sprintf("%s/%sTest.xml", __DIR__, $reflection->getShortName()));

tests/UnitTests/phpGPX/Parsers/BoundsParserTest.php

@@ -24,7 +24,7 @@ public static function createTestInstance()
 	}
 
 	protected function setUp(): void
-    {
+	{
 		parent::setUp();
 
 		$this->testModelInstance = self::createTestInstance();

tests/UnitTests/phpGPX/Parsers/CopyrightParserTest.php

@@ -31,7 +31,7 @@ public static function createTestInstance()
 	}
 
 	protected function setUp(): void
-    {
+	{
 		parent::setUp();
 
 		$this->testModelInstance = self::createTestInstance();

tests/UnitTests/phpGPX/Parsers/EmailParserTest.php

@@ -29,7 +29,7 @@ public static function createTestInstance()
 	}
 
 	protected function setUp(): void
-    {
+	{
 		parent::setUp();
 
 		$this->testModelInstance = self::createTestInstance();

tests/UnitTests/phpGPX/Parsers/ExtensionParserTest.json

@@ -9,5 +9,11 @@
 		"course": null,
 		"bearing": null
 	},
+	"line": {
+		"color": "FF0000",
+		"opacity": 0.5,
+		"width": 1,
+		"linecap": "square"
+	},
 	"unsupported": []
 }