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using System;
using System.Collections.Generic;
using System.Text;
using Autodesk.Revit.DB;
using Autodesk.Revit.UI;
using Autodesk.Revit;
using System.Drawing;
using System.Drawing.Drawing2D;

namespace Revit.SDK.Samples.NewOpenings.CS
{
   /// <summary>
   /// ProfileFloor class contain the information about profile of floor,
   /// and contain method to create Opening on floor
   /// </summary>
   public class ProfileFloor : Profile
   {
      private Floor m_data;

      /// <summary>
      /// Constructor
      /// </summary>
      /// <param name="floor">Selected floor</param>
      /// <param name="commandData">ExternalCommandData</param>
      public ProfileFloor(Floor floor, ExternalCommandData commandData)
         : base(floor, commandData)
      {
         m_data = floor;
      }

      /// <summary>
      /// Create Opening on floor
      /// </summary>
      /// <param name="points">Points use to create Opening</param>
      /// <param name="type">Tool type</param>
      public override void DrawOpening(List<Vector4> points, ToolType type)
      {
         switch (type)
         {
            case ToolType.Line:
            case ToolType.Rectangle:
               DrawPlineOpening(points);
               break;

            case ToolType.Circle:
               DrawCircleOpening(points);
               break;

            case ToolType.Arc:
               DrawArcOpening(points);
               break;
            default: break;
         }
      }

      /// <summary>
      /// Create Opening which make up of line on floor
      /// </summary>
      /// <param name="points">Points use to create Opening</param>
      private void DrawPlineOpening(List<Vector4> points)
      {
         Autodesk.Revit.DB.XYZ p1, p2; Line curve;
         CurveArray curves = m_appCreator.NewCurveArray();
         for (int i = 0; i < points.Count - 1; i++)
         {
            p1 = new Autodesk.Revit.DB.XYZ(points[i].X, points[i].Y, points[i].Z);
            p2 = new Autodesk.Revit.DB.XYZ(points[i + 1].X, points[i + 1].Y, points[i + 1].Z);
            curve = Line.CreateBound(p1, p2);
            curves.Append(curve);
         }

         p1 = new Autodesk.Revit.DB.XYZ(points[points.Count - 1].X,
             points[points.Count - 1].Y, points[points.Count - 1].Z);
         p2 = new Autodesk.Revit.DB.XYZ(points[0].X, points[0].Y, points[0].Z);
         curve = Line.CreateBound(p1, p2);
         curves.Append(curve);

         m_docCreator.NewOpening(m_data, curves, true);
      }

      /// <summary>
      /// Create Opening which make up of Circle on floor
      /// </summary>
      /// <param name="points">Points use to create Opening</param>
      private void DrawCircleOpening(List<Vector4> points)
      {
         CurveArray curves = m_appCreator.NewCurveArray();
         Autodesk.Revit.DB.XYZ p1 = new Autodesk.Revit.DB.XYZ(points[0].X, points[0].Y, points[0].Z);
         Autodesk.Revit.DB.XYZ p2 = new Autodesk.Revit.DB.XYZ(points[1].X, points[1].Y, points[1].Z);
         Autodesk.Revit.DB.XYZ p3 = new Autodesk.Revit.DB.XYZ(points[2].X, points[2].Y, points[2].Z);
         Autodesk.Revit.DB.XYZ p4 = new Autodesk.Revit.DB.XYZ(points[3].X, points[3].Y, points[3].Z);
         Arc arc = Arc.Create(p1, p3, p2);
         Arc arc2 = Arc.Create(p1, p3, p4);
         curves.Append(arc);
         curves.Append(arc2);
         m_docCreator.NewOpening(m_data, curves, true);
      }

      /// <summary>
      /// Create Opening which make up of Arc on floor
      /// </summary>
      /// <param name="points">Points use to create Opening</param>
      private void DrawArcOpening(List<Vector4> points)
      {
         CurveArray curves = m_appCreator.NewCurveArray();
         Arc arc; Autodesk.Revit.DB.XYZ p1, p2, p3;
         p1 = new Autodesk.Revit.DB.XYZ(points[0].X, points[0].Y, points[0].Z);
         p2 = new Autodesk.Revit.DB.XYZ(points[1].X, points[1].Y, points[1].Z);
         p3 = new Autodesk.Revit.DB.XYZ(points[2].X, points[2].Y, points[2].Z);
         arc = Arc.Create(p1, p2, p3);
         curves.Append(arc);
         for (int i = 1; i < points.Count - 3; i += 2)
         {
            p1 = new Autodesk.Revit.DB.XYZ(points[i].X, points[i].Y, points[i].Z);
            p2 = new Autodesk.Revit.DB.XYZ(points[i + 2].X, points[i + 2].Y, points[i + 2].Z);
            p3 = new Autodesk.Revit.DB.XYZ(points[i + 3].X, points[i + 3].Y, points[i + 3].Z);
            arc = Arc.Create(p1, p2, p3);
            curves.Append(arc);
         }
         m_docCreator.NewOpening(m_data, curves, true);
      }
   }
}