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

namespace ThyroidDescriptionUI
{
    //回声
    public enum EchoPatternEnum
    {
        Anechoic,         // 无回声
        Hyperechoic,      // 高回声
        Isoechoic,        // 等回声
        Hypoechoic,       // 低回声
        HypoechoicLower,  // 极低回声
    }

    //形状
    public enum ShapeEnum
    {
        WiderThanTall,    // 宽大于高 水平位（Wider-than-tall）
        TallThanWider,    // 高大于宽 垂直位（Taller-than-wide）
    }

    //边缘
    public enum MarginEnum
    {
        Smooth,         // 边缘光整
        IllDefined,     // 边缘模糊
        Lobulated,      // 边缘分叶状
        Irregular,      // 边缘不规则
        ExtraThyroidalExtension,    // 甲状腺外侵犯
    }

    //局灶性强回声
    public enum EchogenicFociEnum
    {
        NoCifications,            //无钙化
        Coarsecalcifications,     //粗钙化
        Microcalcifications,      //微钙化
    }

    public struct roiCoor
    {
        public int x;
        public int y;
        public int width;
        public int height;
    }


    public class MyPoint
    {
        public int X
        {
            get;
            set;
        }
        public int Y
        {
            get;
            set;
        }
        public MyPoint(int x, int y)
        {
            X = x;
            Y = y;
        }
    }

    [StructLayout(LayoutKind.Sequential)]
    public struct StructPoint
    {
        public int X;
        public int Y;
    }

    ///  病灶轮廓的纵、横轴的坐标点
    public struct AxisPoint
    {
        public StructPoint horizontalPt1;     // 病灶轮廓的 横轴(水平方向) 端点坐标
        public StructPoint horizontalPt2;
        public StructPoint verticalPt1;       // 病灶轮廓的 纵轴 端点坐标
        public StructPoint verticalPt2;
    }

    public struct LesionDescri
    {
        public int shape;
        public int echo;   
        public int margin;
        public int echogenicFoci;
        public AxisPoint axisPt;
    }

    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;
        }
    }

    public class SegDataInput
    {
        /// 输入图像
        public Bitmap InputImage { get; set; } = null;

        /// 感兴趣区域
        public Rectangle InputRoi { get; set; } = Rectangle.Empty;

        /// 构造函数 
        public SegDataInput(Bitmap img, Rectangle rect)
        {
            InputImage = (Bitmap)img.Clone();
            InputRoi = rect;
        }

        public void Dispose()
        {
            InputImage?.Dispose();
        }

    }


    //public class RawImage
    //{
    //    public byte[] DataBuffer
    //    {
    //        get;
    //        set;
    //    }

    //    public int Width
    //    {
    //        get;
    //        set;
    //    }

    //    public int Height
    //    {
    //        get;
    //        set;
    //    }

    //    public int Channel
    //    {
    //        get;
    //        set;
    //    }

    //    public RawImage()
    //    {
    //        DataBuffer = null;
    //        Width = 0;
    //        Height = 0;
    //        Channel = 0;
    //    }

    //    public RawImage(byte[] data, int width, int height, int channel)
    //    {
    //        DataBuffer = data;
    //        Width = width;
    //        Height = height;
    //        Channel = channel;
    //    }

    //    public RawImage CropRect(MyRect rect)
    //    {
    //        int width = Width;
    //        int height = Height;
    //        int channel = Channel;
    //        byte[] dataBuffer = DataBuffer;
    //        if (rect == null)
    //        {
    //            return null;
    //        }

    //        int left = rect.Left;
    //        int right = rect.Right;
    //        int top = rect.Top;
    //        int bottom = rect.Bottom;
    //        int width2 = rect.Width;
    //        int height2 = rect.Height;
    //        if (left < 0 || left > width - 1)
    //        {
    //            throw new ArgumentOutOfRangeException("rect.Left", "Left of the crop rect is out of the image.");
    //        }

    //        if (right < 0 || right > width)
    //        {
    //            throw new ArgumentOutOfRangeException("rect.Right", "Right of the crop rect is out of the image.");
    //        }

    //        if (top < 0 || top > height - 1)
    //        {
    //            throw new ArgumentOutOfRangeException("rect.Top", "Top of the crop rect is out of the image.");
    //        }

    //        if (bottom < 0 || bottom > height)
    //        {
    //            throw new ArgumentOutOfRangeException("rect.Bottom", "Right of the crop rect is out of the image.");
    //        }

    //        if (left == 0 && top == 0 && width2 == width && height2 == height)
    //        {
    //            int num = dataBuffer.Length;
    //            byte[] array = new byte[num];
    //            Buffer.BlockCopy(dataBuffer, 0, array, 0, num);
    //            return new RawImage(array, width, height, channel);
    //        }

    //        byte[] array2 = new byte[width2 * height2 * channel];
    //        int num2 = width2 * channel;
    //        int num3 = top * width * channel + left * channel;
    //        int num4 = width * channel;
    //        for (int i = 0; i < height2; i++)
    //        {
    //            Buffer.BlockCopy(dataBuffer, num3 + i * num4, array2, i * num2, num2);
    //        }

    //        return new RawImage(array2, width2, height2, channel);
    //    }

    //    public void Dispose()
    //    {
    //        DataBuffer = null;
    //        Width = 0;
    //        Height = 0;
    //        Channel = 0;
    //    }
    //}

    public class MyRect
    {
        public int Left
        {
            get;
            protected set;
        }

        public int Top
        {
            get;
            protected set;
        }

        public int Right
        {
            get;
            protected set;
        }

        public int Bottom
        {
            get;
            protected set;
        }

        public int Width
        {
            get;
            protected set;
        }

        public int Height
        {
            get;
            protected set;
        }

        public MyRect(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 MyRect()
        {
            Left = 0;
            Right = 0;
            Top = 0;
            Bottom = 0;
            Width = 0;
            Height = 0;
        }
    }
}