using System.Drawing;
using System.Windows.Media.Imaging;
using System.Drawing.Imaging;

namespace ConstRectCropImage
{
    /// <summary>
    /// 图像处理工具类
    /// </summary>
    public static class ImageUtility
    {
        public static BitmapImage BitmapToBitmapImage(Bitmap img)
        {
            BitmapImage bmpimg = new BitmapImage();
            using (System.IO.MemoryStream ms = new System.IO.MemoryStream())
            {
                img.Save(ms, ImageFormat.Png);
                bmpimg.BeginInit();
                bmpimg.StreamSource = ms;
                bmpimg.CacheOption = BitmapCacheOption.OnLoad;
                bmpimg.EndInit();
                bmpimg.Freeze();
                ms.Dispose();
            }
            return bmpimg;
        }

    }

    /// <summary>
    /// 图像裁切时保存的信息
    /// </summary>
    public class ImgInfoForSegEntity
    {
        /// <summary>
        /// 图片ID
        /// </summary>
        public string ImgId { get; set; } = string.Empty;

        /// <summary>
        /// 图片路径
        /// </summary>
        public string ImgLocalPath { get; set; } = string.Empty;

        /// <summary>
        /// 裁切是否成功
        /// </summary>
        public bool SegSucceed { get; set; } = false;

        /// <summary>
        /// 裁切后，图像左上点在原始图像上的像素坐标x
        /// </summary>
        public int Left { get; set; } = 0;

        /// <summary>
        /// 裁切后，图像右下点在原始图像上的像素坐标x
        /// </summary>
        public int Right { get; set; } = 0;

        /// <summary>
        /// 裁切后，图像左上点在原始图像上的像素坐标y
        /// </summary>
        public int Top { get; set; } = 0;

        /// <summary>
        /// 裁切后，图像右下点在原始图像上的像素坐标y
        /// </summary>
        public int Bottom { get; set; } = 0;
    }

}