using HalconDotNet;
using LB_SmartVisionCommon;
using LB_VisionControls;
using LB_VisionProcesses.Alogrithms.Halcon;
using OpenCvSharp;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LB_VisionProcesses.Alogrithms
{
    public class IntersectionLine2Tool : TAlgorithm
    {
        public IntersectionLine2Tool()
        {
            strProcessClass = "LB_VisionProcesses.Alogrithms.IntersectionLine2Tool";
            strProcessName = "线线交点工具";

            Params.Inputs.Add("基准线段", new HSegment());
            Params.Inputs.Add("相交线段", new HSegment());
            Params.Inputs.Add("是否期望有交点", true);
            Params.Inputs.Add("要求交点在线段上", false);

            Params.Outputs.Add("X", 0.0);
            Params.Outputs.Add("Y", 0.0);
            Params.Outputs.Add("Angle", 0.0);
            Params.Outputs.Add("HPoint", new HPoint());
        }

        /// <summary>
        /// 算子逻辑
        /// </summary>
        public override void TAlgorithmMain()
        {
            #region 初始化变量

            #endregion

            try
            {
                #region 裁剪区域

                #endregion

                #region 算子逻辑
                Record = new ObjectRecord();
                var oBaseSegment = Params.Inputs["基准线段"];
                var oInterSegment = Params.Inputs["相交线段"];
                bool bIntersection = Convert.ToBoolean(Params.Inputs["是否期望有交点"]);
                bool bOnSegment = Convert.ToBoolean(Params.Inputs["要求交点在线段上"]);
                double Angle = 0;
                Point2d? InterPoint = null;
                if (!(oBaseSegment is HSegment) || !(oInterSegment is HSegment))
                {
                    Msg = "输入的线段类型错误";
                    Result = false;
                    AsyncLogHelper.Error(Msg);
                    return;
                }
                HSegment BaseSegment = (HSegment)oBaseSegment;
                HSegment InterSegment = (HSegment)oInterSegment;

                try
                {
                    InterPoint = TAlgorithm.GetLineIntersection(BaseSegment.StartPoint.ToPoint2d(), BaseSegment.EndPoint.ToPoint2d()
                        , InterSegment.StartPoint.ToPoint2d(), InterSegment.EndPoint.ToPoint2d(), bOnSegment);
                    HOperatorSet.AngleLl(BaseSegment.StartPoint.Row, BaseSegment.StartPoint.Column, BaseSegment.EndPoint.Row, BaseSegment.EndPoint.Column
                        , InterSegment.StartPoint.Row, InterSegment.StartPoint.Column, InterSegment.EndPoint.Row, InterSegment.EndPoint.Column, out HTuple hv_Phi);
                    Angle = hv_Phi.D * 180.0 / Math.PI;
                }
                catch { Angle = 0; InterPoint = null; }
                #endregion

                #region 结果处理
                if (InterPoint == null)
                {
                    Params.Outputs["X"] = 0;
                    Params.Outputs["Y"] = 0;
                    Params.Outputs["Angle"] = Angle;
                    Params.Outputs["HPoint"] = new HPoint();
                }
                else
                {
                    HOperatorSet.GenCrossContourXld(out HObject CrossXld, InterPoint.Value.Y, InterPoint.Value.X, 20, 0);
                    Record.AddXld(CrossXld);
                    Params.Outputs["X"] = InterPoint.Value.X;
                    Params.Outputs["Y"] = InterPoint.Value.Y;
                    Params.Outputs["Angle"] = Angle;
                    Params.Outputs["HPoint"] = new HPoint(InterPoint.Value.X, InterPoint.Value.Y);
                }
                #endregion

                #region 生成OutputImage给后续处理
                try
                {
                    OutputImage = InputImage;
                }
                catch (Exception ex)
                {
                    Msg = "生成OutputImage失败,原因是:" + ex.ToString();
                    Result = false;
                    AsyncLogHelper.Error(Msg);
                    return;
                }
                #endregion

                if (Msg == "运行超时")
                {
                    Result = false;
                    return;
                }

                if (bIntersection && InterPoint == null)
                {
                    Msg = "两条线段没有交点";
                    Result = false;
                }
                else if (!bIntersection && InterPoint != null)
                {
                    Msg = "两条线段有交点";
                    Result = false;
                }
                AsyncLogHelper.Error(Msg);
                return;
            }
            catch (Exception ex)
            {
                Msg = "运行失败,原因是:" + ex.ToString().TrimEnd();
                OutputImage = null;
                Result = false;
                AsyncLogHelper.Error(Msg);
                return;
            }
            finally
            {
                bCompleted = true;
                #region 内存释放

                #endregion
            }
        }
    }
}