mattercontrol/MatterControlLib/DesignTools/EditorTools/DesignApps/Parts/PipeWorks/ElbowObject3D.cs

/*
Copyright (c) 2018, Lars Brubaker, John Lewin
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

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*/

using System.Collections.Generic;
using System.ComponentModel;
using System.Threading.Tasks;
using MatterHackers.Agg;
using MatterHackers.Agg.UI;
using MatterHackers.Agg.VertexSource;
using MatterHackers.DataConverters3D;
using MatterHackers.MatterControl.DesignTools.Operations;
using MatterHackers.VectorMath;

namespace MatterHackers.MatterControl.DesignTools
{
	public class ElbowObject3D : PipeWorksBaseObject3D
	{
		public ElbowObject3D()
		{
		}

		public static async Task<ElbowObject3D> Create()
		{
			var item = new ElbowObject3D();
			await item.Rebuild();

			return item;
		}

		[DisplayName("Inner Radius")]
		public double InnerDiameter { get; set; }

		[DisplayName("Outer Radius")]
		public double OuterDiameter { get; set; }

		public double Angle { get; set; } = 90;

		public double BottomReach { get; set; }

		public double FrontReach { get; set; }

		public override async Task Rebuild()
		{
			using (RebuildLock())
			{
				using (new CenterAndHeightMantainer(this))
				{
					// validate the some of the values and store in user data if changed
					InnerDiameter = ValidateValue(InnerDiameter, "PipeWorksInnerDiameter", 15);
					OuterDiameter = ValidateValue(OuterDiameter, "PipeWorksOuterDiameter", 20);
					BottomReach = ValidateValue(BottomReach, "PipeWorksBottomReach", 30);
					FrontReach = ValidateValue(FrontReach, "PipeWorksFrontReach", 25);

					IObject3D bottomReach = new RotateObject3D(CreateReach(BottomReach, InnerDiameter), -MathHelper.Tau / 4);
					IObject3D frontReach = null;
					IObject3D elbowConnect = null;
					if (Angle < 90)
					{
						frontReach = bottomReach.Clone();

						var translate = new Vector3(-OuterDiameter / 2, 0, 0);
						bottomReach.Translate(translate);

						frontReach = new RotateObject3D(frontReach, 0, 0, -MathHelper.DegreesToRadians(Angle));
						translate = Vector3Ex.Transform(-translate, Matrix4X4.CreateRotationZ(MathHelper.DegreesToRadians(Angle)));
						frontReach.Translate(translate);

						var torus = new TorusObject3D();

						using (torus.RebuildLock())
						{
							torus.Advanced = true;
							torus.InnerDiameter = 0;
							OuterDiameter = OuterDiameter * 2;
							torus.RingSides = Sides;
							torus.Sides = Sides;
							torus.StartingAngle = Angle;
							torus.EndingAngle = 180;
						}

						torus.Invalidate(new InvalidateArgs(torus, InvalidateType.Properties));
						elbowConnect = torus;
					}
					else if (Angle < 270)
					{
						bottomReach.Translate(0, -OuterDiameter / 2, 0);
						IObject3D reachConnect = await CylinderObject3D.Create(OuterDiameter, OuterDiameter, Sides, Alignment.Y);
						reachConnect = new AlignObject3D(reachConnect, FaceAlign.Front, bottomReach, FaceAlign.Back);
						reachConnect = new SetCenterObject3D(reachConnect, bottomReach.GetCenter(), true, false, true);
						bottomReach = bottomReach.Plus(reachConnect);

						frontReach = bottomReach.Clone();
						frontReach = new RotateObject3D(frontReach, 0, 0, -MathHelper.DegreesToRadians(Angle));

						elbowConnect = new SphereObject3D(OuterDiameter, Sides);
					}

					// output multiple meshes for pipe connector
					this.Children.Modify(list =>
					{
						list.Clear();
						list.Add(elbowConnect);
						list.Add(bottomReach);
						list.Add(frontReach);
					});

					this.Color = Color.Transparent;
					this.Mesh = null;
				}
			}

			Invalidate(InvalidateType.Children);
		}
	}
}