#pragma once

namespace Zx
{
    /// 九个方位, 位置或朝向
    enum Direction
    {
        /// 中 = 未指定方向
        Center = 0,

        /// 未指定方向 = 中
        None = Center,

        /// 西 = 左
        West = 1,

        /// 左 = 西
        Left = West,

        /// 东 = 右
        East = 2,

        /// 右 = 东
        Right = East,

        /// 北 = 上
        North = 3,

        /// 上 = 北
        Top = North,

        /// 南 = 下
        South = 4,

        /// 下 = 南
        Bottom = South,

        /// 西北 = 左上
        NorthWest = 5,

        /// 左上 = 西北
        TopLeft = NorthWest,

        /// 东北 = 右上
        NorthEast = 6,

        /// 右上 = 东北
        TopRight = NorthEast,

        /// 西南 = 左下
        SouthWest = 7,

        /// 左下 = 西南
        BottomLeft = SouthWest,

        /// 东南 = 右下
        SouthEast = 8,

        /// 右下 = 东南
        BottomRight = SouthEast
    };
}