Added some documentation to resource packs namespace

src/pocketmine/resourcepacks/ResourcePack.php

@@ -25,15 +25,46 @@ namespace pocketmine\resourcepacks;
 
 interface ResourcePack{
 
+	/**
+	 * Returns the human-readable name of the resource pack
+	 * @return string
+	 */
 	public function getPackName() : string;
 
+	/**
+	 * Returns the pack's UUID as a human-readable string
+	 * @return string
+	 */
 	public function getPackId() : string;
 
+	/**
+	 * Returns the size of the pack on disk in bytes.
+	 * @return int
+	 */
 	public function getPackSize() : int;
 
+	/**
+	 * Returns a version number for the pack in the format major.minor.patch
+	 * @return string
+	 */
 	public function getPackVersion() : string;
 
+	/**
+	 * Returns the raw SHA256 sum of the compressed resource pack zip. This is used by clients to validate pack downloads.
+	 * @return string byte-array length 32 bytes
+	 */
 	public function getSha256() : string;
 
+	/**
+	 * Returns a chunk of the resource pack zip as a byte-array for sending to clients.
+	 *
+	 * Note that resource packs must **always** be in zip archive format for sending.
+	 * A folder resource loader may need to perform on-the-fly compression for this purpose.
+	 *
+	 * @param int $start Offset to start reading the chunk from
+	 * @param int $length Maximum length of data to return.
+	 *
+	 * @return string byte-array
+	 */
 	public function getPackChunk(int $start, int $length) : string;
 }