diff --git a/src/pocketmine/block/utils/Color.php b/src/pocketmine/block/utils/Color.php
new file mode 100644
index 000000000..2b89fad1f
--- /dev/null
+++ b/src/pocketmine/block/utils/Color.php
@@ -0,0 +1,81 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+declare(strict_types=1);
+
+namespace pocketmine\block\utils;
+
+class Color{
+	public const WHITE = 0;
+	public const ORANGE = 1;
+	public const MAGENTA = 2;
+	public const LIGHT_BLUE = 3;
+	public const YELLOW = 4;
+	public const LIME = 5;
+	public const PINK = 6;
+	public const GRAY = 7;
+	public const LIGHT_GRAY = 8;
+	public const CYAN = 9;
+	public const PURPLE = 10;
+	public const BLUE = 11;
+	public const BROWN = 12;
+	public const GREEN = 13;
+	public const RED = 14;
+	public const BLACK = 15;
+
+	public const ALL = [
+		self::WHITE,
+		self::ORANGE,
+		self::MAGENTA,
+		self::LIGHT_BLUE,
+		self::YELLOW,
+		self::LIME,
+		self::PINK,
+		self::GRAY,
+		self::LIGHT_GRAY,
+		self::CYAN,
+		self::PURPLE,
+		self::BLUE,
+		self::BROWN,
+		self::GREEN,
+		self::RED,
+		self::BLACK
+	];
+
+	public const NAMES = [
+		self::WHITE => "White",
+		self::ORANGE => "Orange",
+		self::MAGENTA => "Magenta",
+		self::LIGHT_BLUE => "Light Blue",
+		self::YELLOW => "Yellow",
+		self::LIME => "Lime",
+		self::PINK => "Pink",
+		self::GRAY => "Gray",
+		self::LIGHT_GRAY => "Light Gray",
+		self::CYAN => "Cyan",
+		self::PURPLE => "Purple",
+		self::BLUE => "Blue",
+		self::BROWN => "Brown",
+		self::GREEN => "Green",
+		self::RED => "Red",
+		self::BLACK => "Black"
+	];
+}
diff --git a/src/pocketmine/block/utils/PillarRotationTrait.php b/src/pocketmine/block/utils/PillarRotationTrait.php
new file mode 100644
index 000000000..a7531e77f
--- /dev/null
+++ b/src/pocketmine/block/utils/PillarRotationTrait.php
@@ -0,0 +1,76 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+declare(strict_types=1);
+
+namespace pocketmine\block\utils;
+
+use pocketmine\block\Block;
+use pocketmine\math\Facing;
+
+trait PillarRotationTrait{
+
+	/** @var int */
+	protected $axis = Facing::AXIS_Y;
+
+	/**
+	 * @see Block::writeStateToMeta()
+	 * @return int
+	 */
+	protected function writeStateToMeta() : int{
+		return $this->writeAxisToMeta();
+	}
+
+	/**
+	 * @see Block::readStateFromMeta()
+	 * @param int $meta
+	 */
+	public function readStateFromMeta(int $meta) : void{
+		$this->readAxisFromMeta($meta);
+	}
+
+	/**
+	 * @see Block::getStateBitmask()
+	 * @return int
+	 */
+	public function getStateBitmask() : int{
+		return 0b1100;
+	}
+
+	protected function readAxisFromMeta(int $meta) : void{
+		static $map = [
+			0 => Facing::AXIS_Y,
+			1 => Facing::AXIS_X,
+			2 => Facing::AXIS_Z,
+			3 => Facing::AXIS_Y //TODO: how to deal with all-bark logs?
+		];
+		$this->axis = $map[$meta >> 2];
+	}
+
+	protected function writeAxisToMeta() : int{
+		static $bits = [
+			Facing::AXIS_Y => 0,
+			Facing::AXIS_Z => 2,
+			Facing::AXIS_X => 1
+		];
+		return $bits[$this->axis] << 2;
+	}
+}
diff --git a/src/pocketmine/block/utils/WoodType.php b/src/pocketmine/block/utils/WoodType.php
new file mode 100644
index 000000000..8963b5e5a
--- /dev/null
+++ b/src/pocketmine/block/utils/WoodType.php
@@ -0,0 +1,51 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+declare(strict_types=1);
+
+namespace pocketmine\block\utils;
+
+class WoodType{
+	public const OAK = 0;
+	public const SPRUCE = 1;
+	public const BIRCH = 2;
+	public const JUNGLE = 3;
+	public const ACACIA = 4;
+	public const DARK_OAK = 5;
+
+	public const ALL = [
+		self::OAK,
+		self::SPRUCE,
+		self::BIRCH,
+		self::JUNGLE,
+		self::ACACIA,
+		self::DARK_OAK
+	];
+
+	public const NAMES = [
+		self::OAK => "Oak",
+		self::SPRUCE => "Spruce",
+		self::BIRCH => "Birch",
+		self::JUNGLE => "Jungle",
+		self::ACACIA => "Acacia",
+		self::DARK_OAK => "Dark Oak"
+	];
+}