walkmc.Direction.kt Maven / Gradle / Ivy

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package walkmc

import net.minecraft.server.*
import org.bukkit.*
import walkmc.extensions.numbers.*

/**
 * Represents a direction enum utility.
 */
enum class Direction(
	val axis: Axis,
	val direction: AxisDirection,
	val modX: Int,
	val modY: Int,
	val modZ: Int
) {
	
	DOWN(Axis.Y, AxisDirection.NEGATIVE, 0, -1, 0),
	UP(Axis.Y, AxisDirection.POSITIVE, 0, 1, 0),
	NORTH(Axis.Z, AxisDirection.NEGATIVE, 0, 0, -1),
	SOUTH(Axis.Z, AxisDirection.POSITIVE, 0, 0, 1),
	WEST(Axis.X, AxisDirection.NEGATIVE, -1, 0, 0),
	EAST(Axis.X, AxisDirection.POSITIVE, 1, 0, 0);
	
	fun toEnumDirection(): EnumDirection {
		return EnumDirection.valueOf(name)
	}
	
	fun opposite(): Direction {
		return when (this) {
			DOWN -> UP
			UP -> DOWN
			NORTH -> SOUTH
			SOUTH -> NORTH
			WEST -> EAST
			EAST -> SOUTH
		}
	}
	
	companion object {
		private val VALUES = values()
		
		fun from(index: Int): Direction {
			return VALUES[index % VALUES.size]
		}
		
		fun fromYaw(yaw: Float): Direction {
			return from(floorInt((yaw * 4f / 360f) + 0.5) and 3)
		}
		
		fun from(location: Location): Direction {
			return fromYaw(location.yaw)
		}
	}
}

/**
 * Represents all axis coordenate dimensions.
 */
enum class Axis {
	X, Y, Z
}

/**
 * Represents all direction of an axis.
 */
enum class AxisDirection {
	POSITIVE,
	NEGATIVE
}