using System;
using System.Collections.Generic;
using System.Text;

namespace YOLODetectProcessLib
{
    /// <summary>
    /// 矩形框，代替System.Drawing.Rectangle
    /// </summary>
    public struct Rect
    {
        public int Left { get; set; }

        public int Top { get; set; }

        public int Right { get; set; }

        public int Bottom { get; set; }

        public int Width { get; set; }

        public int Height { get; set; }

        public Rect(int left, int top, int width, int height)
        {
            if (width < 0)
            {
                throw new ArgumentException("width", "Width should be greater than 0.");
            }
            if (height < 0)
            {
                throw new ArgumentException("height", "Height should be greater than 0");
            }
            Left = left;
            Top = top;
            Right = left + width;
            Bottom = top + height;
            Width = width;
            Height = height;
        }

        public bool IsEmpty()
        {
            return (Left == 0) && (Right == 0) && (Top == 0) && (Bottom == 0);
        }
        public static readonly Rect Empty;

    }
}