using Autodesk.Revit.DB;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;

namespace CDM.Interop.Revit.CDMComponent
{
    class CDMBeam : CDMComponent
    {
        //梁定位线始终在几何中心线，仅适用于水平-矩形-不发生旋转的矩形混凝土梁
        public CDMBeam(FamilyInstance beam)
        {
            self = beam;

            base.SymbolId = beam.GetTypeId();
            base.EleId = beam.Id;
            base.LevelId = beam.Host.Id;
            base.CDMTypeId = HcdmType.CDMBeam;

            m_b = GetPara(beam, "b");
            m_h = GetPara(beam, "h");
            if (beam.HasSweptProfile() == true)
            {
                Line line = beam.GetSweptProfile().GetDrivingCurve() as Line;
                //var c = (LocationCurve)beam.Location;
                //Line line = c.Curve as Line;
                var rOrigin = line.Origin;
                var rDirection = line.Direction;
                base.Xl = rOrigin.X * 0.3048;
                base.Yw = rOrigin.Y * 0.3048;
                base.Zh = (rOrigin.Z - m_h.AsDouble() / 2) * 0.3048;
                base.DegreesWithXAxis = rDirection.AngleTo(new XYZ(1, 0, 0)) * 180 / Math.PI;
                if (Math.Round(rDirection.Y, 2, MidpointRounding.AwayFromZero) < 0)
                {
                    DegreesWithXAxis += 180;
                }
            }
            else
            {
                MessageBox.Show("可能存在重叠梁");
            }
            //base.Name = beam.Symbol.FamilyName + "@" + beam.Name;

        }
        private Parameter m_b;
        private Parameter m_h;

        /// <summary>
        /// 梁长
        /// </summary>
        public double L => self.GetSweptProfile().GetDrivingCurve().Length * 304.8;
        /// <summary>
        /// 截面梁宽
        /// </summary>
        public string SectionB => m_b.AsValueString();
        /// <summary>
        /// 截面梁高
        /// </summary>
        public string SectionH => m_h.AsValueString();
        /// <summary>
        /// 顶部高程
        /// </summary>
        private FamilyInstance self;
    }
}