613 lines
No EOL
16 KiB
C#
613 lines
No EOL
16 KiB
C#
/*
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Copyright (c) 2019, Lars Brubaker, John Lewin
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of the FreeBSD Project.
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*/
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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using System.Threading;
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using System.Threading.Tasks;
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using MatterHackers.Agg;
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using MatterHackers.Agg.Platform;
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using MatterHackers.Agg.UI;
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using MatterHackers.DataConverters3D;
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using MatterHackers.MatterControl.DesignTools.Operations;
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using MatterHackers.MatterControl.PartPreviewWindow;
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using MatterHackers.PolygonMesh;
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using MatterHackers.PolygonMesh.Processors;
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using MatterHackers.VectorMath;
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using org.mariuszgromada.math.mxparser;
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namespace MatterHackers.MatterControl.DesignTools
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{
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[HideChildrenFromTreeView]
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[HideMeterialAndColor]
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[WebPageLink("Documentation", "Open", "https://www.matterhackers.com/support/mattercontrol-variable-support")]
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[MarkDownDescription("[BETA] - Experimental support for variables and equations with a sheets like interface.")]
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public class SheetObject3D : Object3D, IObject3DControlsProvider, IStaticThumbnail
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{
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private SheetData _sheetData;
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public SheetData SheetData
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{
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get => _sheetData;
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set
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{
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if (_sheetData != value)
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{
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if (_sheetData != null)
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{
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_sheetData.Recalculated -= SendInvalidateToAll;
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}
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_sheetData = value;
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_sheetData.Recalculated += SendInvalidateToAll;
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}
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}
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}
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public static async Task<SheetObject3D> Create()
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{
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var item = new SheetObject3D
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{
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SheetData = new SheetData(5, 5)
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};
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await item.Rebuild();
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return item;
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}
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public string ThumbnailName => "Sheet";
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private static object loadLock = new object();
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private static IObject3D sheetObject;
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public override Mesh Mesh
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{
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get
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{
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if (this.Children.Count == 0)
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{
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lock (loadLock)
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{
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if (sheetObject == null)
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{
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sheetObject = MeshContentProvider.LoadMCX(StaticData.Instance.OpenStream(Path.Combine("Stls", "sheet_icon.mcx")));
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}
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this.Children.Modify((list) =>
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{
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list.Clear();
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list.Add(sheetObject.Clone());
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});
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}
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}
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return null;
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}
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set => base.Mesh = value;
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}
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public SheetObject3D()
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{
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}
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public override bool Printable => false;
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public class UpdateItem
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{
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internal int depth;
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internal IObject3D item;
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internal RebuildLock rebuildLock;
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public override string ToString()
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{
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var state = rebuildLock == null ? "unlocked" : "locked";
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return $"{depth} {state} - {item}";
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}
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}
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public static List<UpdateItem> SortAndLockUpdateItems(IObject3D root, Func<IObject3D, bool> includeObject)
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{
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var requiredUpdateItems = new Dictionary<IObject3D, UpdateItem>();
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foreach (var child in root.Descendants())
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{
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if (includeObject(child))
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{
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var parent = child;
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var depthToThis = 0;
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while(parent.Parent != root)
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{
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depthToThis++;
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parent = parent.Parent;
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}
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AddItemsRequiringUpdateToDictionary(child, requiredUpdateItems, depthToThis, includeObject);
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}
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}
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var updateItems = requiredUpdateItems.Values.ToList();
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// sort them
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updateItems.Sort((a, b) => a.depth.CompareTo(b.depth));
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// lock everything
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foreach (var depthItem in updateItems)
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{
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depthItem.rebuildLock = depthItem.item.RebuildLock();
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}
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return updateItems;
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}
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private void SendInvalidateToAll(object s, EventArgs e)
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{
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var updateItems = SortAndLockUpdateItems(this.Parent, (item) =>
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{
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if (item == this || item.Parent == this)
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{
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// don't process this
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return false;
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}
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else if (item.Parent is ArrayObject3D arrayObject3D
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&& arrayObject3D.SourceContainer != item)
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{
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// don't process the copied children of an array object
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return false;
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}
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return true;
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});
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SendInvalidateInRebuildOrder(updateItems, InvalidateType.SheetUpdated, this);
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}
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public static RunningInterval SendInvalidateInRebuildOrder(List<UpdateItem> updateItems,
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InvalidateType sheetUpdated,
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IObject3D sender = null)
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{
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// and send the invalidate
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RunningInterval runningInterval = null;
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void RebuildWhenUnlocked()
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{
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var count = updateItems.Count;
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if (count > 0)
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{
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// get the last item from the list
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var lastIndex = count - 1;
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var lastUpdateItem = updateItems[lastIndex];
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// we start with everything locked, so unlock the last layer and tell it to rebuild
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if (lastUpdateItem.rebuildLock != null)
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{
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// release the lock and rebuild
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// and ask it to update
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var depthToBuild = lastUpdateItem.depth;
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for (int i = 0; i < updateItems.Count; i++)
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{
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var updateItem = updateItems[i];
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if (updateItem.depth == lastUpdateItem.depth)
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{
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updateItem.rebuildLock.Dispose();
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updateItem.rebuildLock = null;
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var updateSender = sender == null ? updateItem.item : sender;
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updateItem.item.Invalidate(new InvalidateArgs(updateSender, sheetUpdated));
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}
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}
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}
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else if (updateItems.Where(i =>
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{
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return i.depth == lastUpdateItem.depth && i.item.RebuildLocked;
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}).Any())
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{
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// wait for the current rebuild to end (the one we requested above)
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return;
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}
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else
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{
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// now that all the items at this level have rebuilt, remove them from out tracking
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for (int i = updateItems.Count - 1; i >= 0; i--)
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{
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if (updateItems[i].depth == lastUpdateItem.depth)
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{
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updateItems.RemoveAt(i);
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}
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}
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}
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}
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else
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{
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UiThread.ClearInterval(runningInterval);
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}
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}
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// rebuild depth first
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runningInterval = UiThread.SetInterval(RebuildWhenUnlocked, .01);
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return runningInterval;
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}
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private static void AddItemsRequiringUpdateToDictionary(IObject3D inItem, Dictionary<IObject3D, UpdateItem> updatedItems, int inDepth, Func<IObject3D, bool> includeObject)
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{
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// process depth first
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foreach(var child in inItem.Children)
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{
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AddItemsRequiringUpdateToDictionary(child, updatedItems, inDepth + 1, includeObject);
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}
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var depth2 = inDepth;
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if (includeObject(inItem)
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&& HasExpressionWithString(inItem, "=", true))
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{
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var itemToAdd = inItem;
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while (itemToAdd != null
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&& depth2 >= 0)
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{
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updatedItems[itemToAdd] = new UpdateItem()
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{
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depth = depth2,
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item = itemToAdd
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};
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depth2--;
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itemToAdd = itemToAdd?.Parent;
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}
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}
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}
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private static readonly Regex ConstantFinder = new Regex("(?<=\\[).+?(?=\\])", RegexOptions.CultureInvariant | RegexOptions.Compiled);
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private static Random rand = new Random();
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private static Dictionary<string, Func<IObject3D, double>> constants = new Dictionary<string, Func<IObject3D, double>>()
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{
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// length
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["cm"] = (owner) => 10,
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["m"] = (owner) => 1000,
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["inch"] = (owner) => 25.4,
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["ft"] = (owner) => 304.8,
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// math constant
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["pi"] = (owner) => Math.PI,
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["tau"] = (owner) => Math.PI * 2,
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["e"] = (owner) => Math.E,
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// functions
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["rand"] = (owner) => rand.NextDouble(),
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// array function
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["index"] = (owner) => RetrieveArrayIndex(owner, 0),
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["index0"] = (owner) => RetrieveArrayIndex(owner, 0),
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["index1"] = (owner) => RetrieveArrayIndex(owner, 1),
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["index2"] = (owner) => RetrieveArrayIndex(owner, 2),
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};
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private static ArrayObject3D FindParentArray(IObject3D item, int wantLevel)
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{
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int foundLevel = 0;
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// look through all the parents
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foreach (var parent in item.Parents())
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{
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// if it is a sheet
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if (parent is ArrayObject3D arrayObject)
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{
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if (foundLevel == wantLevel)
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{
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return arrayObject;
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}
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foundLevel++;
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}
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}
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return null;
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}
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public static int RetrieveArrayIndex(IObject3D item, int level)
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{
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var arrayObject = FindParentArray(item, level);
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if (arrayObject != null)
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{
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int index = 0;
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foreach (var child in arrayObject.Children)
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{
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if (!(child is OperationSourceObject3D))
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{
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if (child.DescendantsAndSelf().Where(i => i == item).Any())
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{
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return index;
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}
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index++;
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}
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}
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}
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return 0;
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}
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private static string ReplaceConstantsWithValues(IObject3D owner, string stringWithConstants)
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{
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string Replace(string inputString, string setting)
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{
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if (constants.ContainsKey(setting))
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{
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var value = constants[setting];
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// braces then brackets replacement
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inputString = inputString.Replace("[" + setting + "]", value(owner).ToString());
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}
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return inputString;
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}
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MatchCollection matches = ConstantFinder.Matches(stringWithConstants);
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for (int i = 0; i < matches.Count; i++)
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{
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var replacementTerm = matches[i].Value;
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stringWithConstants = Replace(stringWithConstants, replacementTerm);
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}
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return stringWithConstants;
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}
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public static T EvaluateExpression<T>(IObject3D owner, string inExpression)
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{
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var inputExpression = inExpression;
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var printer = owner.ContainingPrinter();
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if (printer != null)
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{
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inputExpression = printer.Settings.ReplaceSettingsNamesWithValues(inputExpression, false);
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}
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inputExpression = ReplaceConstantsWithValues(owner, inputExpression);
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// check if the expression is not an equation (does not start with "=")
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if (inputExpression.Length > 0 && inputExpression[0] != '=')
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{
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if (typeof(T) == typeof(string))
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{
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return (T)(object)inputExpression;
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}
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// not an equation so try to parse it directly
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if (double.TryParse(inputExpression, out var result))
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{
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if (typeof(T) == typeof(double))
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{
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return (T)(object)result;
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}
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if (typeof(T) == typeof(int))
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{
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return (T)(object)(int)Math.Round(result);
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}
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}
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else
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{
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if (typeof(T) == typeof(double))
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{
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return (T)(object)0.0;
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}
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if (typeof(T) == typeof(int))
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{
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return (T)(object)0;
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}
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}
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}
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if (inputExpression.Length > 0 && inputExpression[0] == '=')
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{
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inputExpression = inputExpression.Substring(1);
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}
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// look through all the parents
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var sheet = FindFirstSheet(owner);
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if (sheet != null)
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{
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// try to manage the cell into the correct data type
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string value = sheet.SheetData.EvaluateExpression(inputExpression);
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return CastResult<T>(value, inputExpression);
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}
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// could not find a sheet, try to evaluate the expression directly
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var evaluator = new Expression(inputExpression.ToLower());
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if(evaluator.checkSyntax())
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{
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Debug.WriteLine(evaluator.getErrorMessage());
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}
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return CastResult<T>(evaluator.calculate().ToString(), inputExpression);
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}
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/// <summary>
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/// Find the sheet that the given item will reference
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/// </summary>
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/// <param name="item">The item to start the search from</param>
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/// <returns></returns>
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private static SheetObject3D FindFirstSheet(IObject3D item)
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{
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// look through all the parents
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foreach (var parent in item.Parents())
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{
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// then each child of any give parent
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foreach (var sibling in parent.Children)
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{
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// if it is a sheet
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if (sibling != item
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&& sibling is SheetObject3D sheet)
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{
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return sheet;
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}
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}
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}
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return null;
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}
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/// <summary>
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/// Check if there are any references from the item to the sheet.
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/// </summary>
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/// <param name="itemToCheck">The item to validate editable properties on</param>
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/// <param name="sheetToCheck">The sheet to check if this object references</param>
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/// <returns></returns>
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public static bool NeedsRebuild(IObject3D itemToCheck, InvalidateArgs invalidateArgs)
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{
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if (!invalidateArgs.InvalidateType.HasFlag(InvalidateType.SheetUpdated))
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{
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return false;
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}
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if (invalidateArgs.Source is SheetObject3D sheet)
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{
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// Check if the sheet is the first sheet parent of this item (if not it will not change it's data).
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if (FindFirstSheet(itemToCheck) == sheet)
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{
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return HasExpressionWithString(itemToCheck, "=", true);
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}
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}
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return false;
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}
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public static IEnumerable<IDirectOrExpression> GetActiveExpressions(IObject3D item, string checkForString, bool startsWith)
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{
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foreach (var property in PublicPropertyEditor.GetEditablePropreties(item))
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{
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var propertyValue = property.Value;
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if (propertyValue is IDirectOrExpression directOrExpression)
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{
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if (startsWith)
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{
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if (directOrExpression.Expression.StartsWith(checkForString))
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{
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// WIP: check if the value has actually changed, this will update every object on any cell change
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yield return directOrExpression;
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}
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}
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else
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{
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if(directOrExpression.Expression.Contains(checkForString))
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{
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yield return directOrExpression;
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}
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}
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}
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}
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}
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public static IEnumerable<int> GetComponentExpressions(ComponentObject3D component, string checkForString, bool startsWith)
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{
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for (var i = 0; i < component.SurfacedEditors.Count; i++)
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{
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var (cellId, cellData) = component.DecodeContent(i);
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if (cellId != null)
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{
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if (startsWith)
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{
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if (cellData.StartsWith(checkForString))
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{
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// WIP: check if the value has actually changed, this will update every object on any cell change
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yield return i;
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}
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}
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else
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{
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if (cellData.Contains(checkForString))
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{
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yield return i;
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}
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}
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}
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}
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}
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public static bool HasExpressionWithString(IObject3D itemToCheck, string checkForString, bool startsWith)
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{
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foreach (var item in itemToCheck.DescendantsAndSelf())
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{
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if (GetActiveExpressions(item, checkForString, startsWith).Any()
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|| (itemToCheck is ComponentObject3D component
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&& GetComponentExpressions(component, checkForString, startsWith).Any()))
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{
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// three is one so return true
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return true;
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}
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}
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return false;
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}
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public static T CastResult<T>(string value, string inputExpression)
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{
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if (typeof(T) == typeof(string))
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{
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// if parsing the equation resulted in NaN as the output
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if (value == "NaN")
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{
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// return the actual expression
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return (T)(object)inputExpression;
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}
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// get the value of the cell
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return (T)(object)value;
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}
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if (typeof(T) == typeof(double))
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{
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if (double.TryParse(value, out double doubleValue)
|
|
&& !double.IsNaN(doubleValue)
|
|
&& !double.IsInfinity(doubleValue))
|
|
{
|
|
return (T)(object)doubleValue;
|
|
}
|
|
// else return an error
|
|
return (T)(object).1;
|
|
}
|
|
|
|
if (typeof(T) == typeof(int))
|
|
{
|
|
if (double.TryParse(value, out double doubleValue)
|
|
&& !double.IsNaN(doubleValue)
|
|
&& !double.IsInfinity(doubleValue))
|
|
{
|
|
return (T)(object)(int)Math.Round(doubleValue);
|
|
}
|
|
// else return an error
|
|
return (T)(object)1;
|
|
}
|
|
|
|
return (T)(object)default(T);
|
|
}
|
|
|
|
public void AddObject3DControls(Object3DControlsLayer object3DControlsLayer)
|
|
{
|
|
}
|
|
}
|
|
} |