Improving sheet editor

MatterControlLib/DesignTools/Primitives/SheetObject3D.cs

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+/*
+Copyright (c) 2019, 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:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+The views and conclusions contained in the software and documentation are those
+of the authors and should not be interpreted as representing official policies,
+either expressed or implied, of the FreeBSD Project.
+*/
+
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using MatterHackers.Agg.Platform;
+using MatterHackers.DataConverters3D;
+using MatterHackers.PolygonMesh;
+
+namespace MatterHackers.MatterControl.DesignTools
+{
+	[HideChildrenFromTreeView]
+	[HideMeterialAndColor]
+	public class SheetObject3D : Object3D
+	{
+		public SheetData SheetData { get; set; }
+
+		public override Mesh Mesh
+		{
+			get
+			{
+				if (!this.Children.Where(i => i.VisibleMeshes().Count() > 0).Any())
+				{
+					// add the amf content
+					using (Stream measureAmfStream = StaticData.Instance.OpenStream(Path.Combine("Stls", "description_tool.amf")))
+					{
+						Children.Modify((list) =>
+						{
+							list.Clear();
+							list.Add(AmfDocument.Load(measureAmfStream, CancellationToken.None));
+						});
+					}
+				}
+
+				return base.Mesh;
+			}
+
+			set => base.Mesh = value;
+		}
+
+		public static async Task<SheetObject3D> Create()
+		{
+			var item = new SheetObject3D();
+			item.SheetData = new SheetData(5, 5);
+			await item.Rebuild();
+			return item;
+		}
+
+		public override async void OnInvalidate(InvalidateArgs invalidateType)
+		{
+			if (invalidateType.InvalidateType.HasFlag(InvalidateType.SheetUpdated) && invalidateType.Source == this)
+			{
+				using (RebuildLock())
+				{
+					// send a message to all our siblings and their children
+					SendInvalidateToAll();
+				}
+			}
+			else
+			{
+				base.OnInvalidate(invalidateType);
+			}
+		}
+
+		private void SendInvalidateToAll()
+		{
+			foreach (var sibling in this.Parent.Children)
+			{
+				SendInvalidateRecursive(sibling);
+			}
+		}
+
+		private void SendInvalidateRecursive(IObject3D item)
+		{
+			// process depth first
+			foreach(var child in item.Children)
+			{
+				SendInvalidateRecursive(child);
+			}
+
+			// and send the invalidate
+			item.Invalidate(new InvalidateArgs(item, InvalidateType.SheetUpdated));
+		}
+
+		public static T FindTableAndValue<T>(IObject3D owner, string expresion)
+		{
+			// look through all the parents
+			foreach(var parent in owner.Parents())
+			{
+				// then each child of any give parent
+				foreach (var sibling in parent.Children)
+				{
+					// if it is a sheet
+					if(sibling != owner
+						&& sibling is SheetObject3D sheet
+						&& expresion.Length == 2)
+					{
+						// try to manage the cell into the correct data type
+						if (typeof(T) == typeof(double))
+						{
+							var x = expresion.Substring(0, 1).ToUpper()[0] - 'A';
+							var y = expresion.Substring(1, 1)[0] - '1';
+							if (double.TryParse(sheet.SheetData[x, y], out double doubleValue))
+							{
+								return (T)(object)doubleValue;
+							}
+							// else return an error
+							return (T)(object)5.5;
+						}
+					}
+				}
+			}
+
+			throw new NotImplementedException();
+		}
+	}
+}