using System;
using System.Collections.Generic;
using System.Drawing;
using static PaintDotNet.Base.DedicatedAnalysis.Porosity.PorositysGlobalSettings;

namespace PaintDotNet.Base.DedicatedAnalysis.Porosity.Model
{
    /// <summary>
    /// 孔隙(Porosity)
    /// 
    /// </summary>
    public class Porositys
    {
        /// <summary>
        /// 构成孔隙的微粒集合
        /// </summary>
        public List<Particle> particles;

        /// <summary>
        /// 当前孔隙判定所使用的标准
        /// </summary>
        public PorositysStandard standard;

        /// <summary>
        /// 像素长度
        /// </summary>
        public double pixelLength;
        /// <summary>
        /// 像素宽度
        /// </summary>
        public double pixelWidth;
        /// <summary>
        /// 物理长度
        /// </summary>
        public double physicalLength;
        /// <summary>
        /// 物理宽度
        /// </summary>
        public double physicalWidth;

        /// <summary>
        /// 最小卡轨直径
        /// </summary>
        public float MinimumCaliperDiameter;

        /// <summary>
        /// 矩形轮廓
        /// </summary>
        public Rectangle rectProfile;

        // 排列方式
        public PorosityArrangement arrangement
        {
            get
            {
                return particles.Count > 1 ? PorosityArrangement.Aligned : PorosityArrangement.Scattered;
            }
        }

        /// <summary>
        /// 面积(area)
        /// </summary>
        public double area;

        /// <summary>
        /// 直径(diameter)
        /// </summary>
        public double diameter;

        /// <summary>
        /// 孔隙分类
        /// </summary>
        public ClassesOfPorositys classes;

        /// <summary>
        /// 孔隙类型
        /// </summary>
        public TypesOfPorositys type;

        /// <summary>
        /// 孔隙颜色
        /// </summary>
        private ColorOfPorositys color_;
        public ColorOfPorositys color
        {
            get
            {
                return color_;
            }
            set
            {
                color_ = value;
                this.standard.determineType(this);
            }
        }

        /// <summary>
        /// 化学特性
        /// </summary>
        public String chemicalCharacteristics = "";

        public bool superBig = false;


        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="standard"></param>
        public Porositys(PorositysStandard standard)
        {
            this.particles = new List<Particle>();
            this.standard = standard;
        }
        public Porositys(PorositysStandard standard, PointF[] points)
        {
            this.particles = new List<Particle>();
            this.standard = standard;

            OpenCvSharp.Point[] cvPoints = new OpenCvSharp.Point[points.Length];
            for (int i = 0; i < points.Length; i++)
            {
                OpenCvSharp.Point point = new OpenCvSharp.Point(points[i].X, points[i].Y);
                cvPoints[i] = point;
            }
            Particle particle = new Particle(cvPoints, standard);
            this.addParticles(particle);
        }

        public void addParticles(Particle particle)
        {
            this.particles.Add(particle);
            parametersCalculation();
        }

        public void addParticles(List<Particle> particles)
        {
            this.particles.AddRange(particles);
            parametersCalculation();
        }

        public void removeParticles(Particle particle)
        {
            this.particles.Remove(particle);
            parametersCalculation();
        }

        /// <summary>
        /// 参数计算
        /// </summary>
        private void parametersCalculation()
        {
            if (this.particles.Count == 0)
            {
                return;
            }
            int minx = 0, miny = 0, maxx = 0, maxy = 0;

            int countGlobular = 0;

            Particle particle = this.particles[0];

            minx = particle.rectProfile.Left;
            maxx = particle.rectProfile.Right;
            miny = particle.rectProfile.Top;
            maxy = particle.rectProfile.Bottom;

            // 计算长度，宽度/直径，面积，形状系数，长宽比
            if (this.standard.globalSettings.rollingDirection == RollingDirection.PORTRAIT)
            {
                this.pixelLength = maxy - miny;
                this.pixelWidth = maxx - minx;
            }
            else
            {
                this.pixelWidth = maxy - miny;
                this.pixelLength = maxx - minx;
            }

            this.physicalLength = this.pixelLength * this.standard.globalSettings.pxPerUnit;
            this.physicalWidth = this.pixelWidth * this.standard.globalSettings.pxPerUnit;
            this.diameter = this.physicalLength > this.physicalWidth ? this.physicalLength : this.physicalWidth;
            this.area = this.physicalLength * this.physicalWidth * (Math.PI / 4);
            this.MinimumCaliperDiameter = particle.MinimumCaliperDiameter;
            this.rectProfile = new Rectangle(minx, miny, maxx - minx, maxy - miny);
            this.standard.determineType(this);
            //}
        }

        /// <summary>
        /// 排列方式
        /// </summary>
        public enum PorosityArrangement
        {
            /// <summary>
            /// 分散的
            /// </summary>
            Scattered,
            /// <summary>
            /// 排成行的
            /// </summary>
            Aligned
        }

        /// <summary>
        /// 孔隙分类
        /// </summary>
        public enum ClassesOfPorositys
        {
            D, F, S,G
        }
    }
}