:octocat: LuminanceSourceInterface: remove property getters in favor of asymmetric visibility

src/Common/LuminanceSourceAbstract.php

@@ -27,10 +27,28 @@ use function array_slice, file_exists, is_file, is_readable, realpath;
 abstract class LuminanceSourceAbstract implements LuminanceSourceInterface{
 
 	protected SettingsContainerInterface|QROptions $options;
-	/** @var int[] */
-	protected array $luminances = [];
-	protected int   $width;
-	protected int   $height;
+
+	/**
+	 * Fetches luminance data for the underlying bitmap. Values should be fetched using:
+	 * `int luminance = array[y * width + x] & 0xff`
+	 *
+	 * @return int[] A row-major 2D array of luminance values. Do not use result $length as it may be
+	 *         larger than $width * $height bytes on some platforms. Do not modify the contents
+	 *         of the result.
+	 *
+	 * @var int[]
+	 */
+	protected(set) array $luminances = [];
+
+	/**
+	 * The width of the bitmap.
+	 */
+	protected(set) int $width;
+
+	/**
+	 * The height of the bitmap.
+	 */
+	protected(set) int $height;
 
 	public function __construct(int $width, int $height, SettingsContainerInterface|QROptions $options = new QROptions){
 		$this->width   = $width;
@@ -38,18 +56,6 @@ abstract class LuminanceSourceAbstract implements LuminanceSourceInterface{
 		$this->options = $options;
 	}
 
-	public function getLuminances():array{
-		return $this->luminances;
-	}
-
-	public function getWidth():int{
-		return $this->width;
-	}
-
-	public function getHeight():int{
-		return $this->height;
-	}
-
 	public function getRow(int $y):array{
 
 		if($y < 0 || $y >= $this->height){

src/Common/LuminanceSourceInterface.php

@@ -16,29 +16,13 @@ use chillerlan\Settings\SettingsContainerInterface;
 
 /**
  * Interface for the luminance sources
+ *
+ * @property int[] $luminances
+ * @property int   $width
+ * @property int   $height
  */
 interface LuminanceSourceInterface{
 
-	/**
-	 * Fetches luminance data for the underlying bitmap. Values should be fetched using:
-	 * `int luminance = array[y * width + x] & 0xff`
-	 *
-	 * @return int[] A row-major 2D array of luminance values. Do not use result $length as it may be
-	 *         larger than $width * $height bytes on some platforms. Do not modify the contents
-	 *         of the result.
-	 */
-	public function getLuminances():array;
-
-	/**
-	 * @return int The width of the bitmap.
-	 */
-	public function getWidth():int;
-
-	/**
-	 * @return int The height of the bitmap.
-	 */
-	public function getHeight():int;
-
 	/**
 	 * Fetches one row of luminance data from the underlying platform's bitmap. Values range from
 	 * 0 (black) to 255 (white). Because Java does not have an unsigned byte type, callers will have

src/Decoder/Binarizer.php

@@ -53,7 +53,7 @@ final class Binarizer{
 
 	public function __construct(LuminanceSourceInterface $source){
 		$this->source     = $source;
-		$this->luminances = $this->source->getLuminances();
+		$this->luminances = $this->source->luminances;
 	}
 
 	/**
@@ -137,8 +137,8 @@ final class Binarizer{
 	 * @return \chillerlan\QRCode\Decoder\BitMatrix The 2D array of bits for the image (true means black).
 	 */
 	public function getBlackMatrix():BitMatrix{
-		$width  = $this->source->getWidth();
-		$height = $this->source->getHeight();
+		$width  = $this->source->width;
+		$height = $this->source->height;
 
 		if($width >= self::MINIMUM_DIMENSION && $height >= self::MINIMUM_DIMENSION){
 			$subWidth = ($width >> self::BLOCK_SIZE_POWER);