Больше измнений

Pf2eViewer/EntityTreeViewer/EntityTreeViewerControl.Designer.cs

@@ -28,28 +28,33 @@ sealed partial class EntityTreeViewerControl
     /// </summary>
     private void InitializeComponent()
     {
-        ContentPanel = new Panel();
+        ContentPanel = new PictureBox();
+        ((System.ComponentModel.ISupportInitialize)ContentPanel).BeginInit();
         SuspendLayout();
         // 
         // ContentPanel
         // 
-        ContentPanel.Anchor =  AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
         ContentPanel.Location = new Point(0, 0);
         ContentPanel.Name = "ContentPanel";
         ContentPanel.Size = new Size(400, 500);
-        ContentPanel.TabIndex = 2;
-        ContentPanel.Resize += ContentPanel_Resize;
+        ContentPanel.TabIndex = 0;
+        ContentPanel.TabStop = false;
+        ContentPanel.MouseMove += ContentPanel_MouseMove;
         // 
         // EntityTreeViewerControl
         // 
         AutoScaleDimensions = new SizeF(7F, 15F);
         AutoScaleMode = AutoScaleMode.Font;
+        AutoScroll = true;
         Controls.Add(ContentPanel);
         Name = "EntityTreeViewerControl";
         Size = new Size(400, 500);
+        Resize += EntityTreeViewerControl_Resize;
+        ((System.ComponentModel.ISupportInitialize)ContentPanel).EndInit();
         ResumeLayout(false);
     }
 
     #endregion
-    public Panel ContentPanel;
+
+    public PictureBox ContentPanel;
 }

Pf2eViewer/EntityTreeViewer/EntityTreeViewerControl.cs

@@ -1,18 +1,13 @@
-using System.Collections.Generic;
-using System.ComponentModel;
-using Pf2eViewer.EntityTreeViewer;
+using System.ComponentModel;
+using System.Diagnostics;
 
 namespace Pf2eViewer.EntityTreeViewer;
 
 public sealed partial class EntityTreeViewerControl : UserControl
 {
-    private int _itemHeight = 20;
-
-    private EntityView? _entityView;
-
-    private int _depthSize = 20;
-
     [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
+    [Category("Entity Render")]
+    [Description("The height of each item in the tree view.")]
     public int ItemHeight
     {
         get => _itemHeight;
@@ -22,8 +17,11 @@ public sealed partial class EntityTreeViewerControl : UserControl
             UpdateView();
         }
     }
+    private int _itemHeight = 20;
 
-    [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
+    [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
     public EntityView? EntityView
     {
         get => _entityView;
@@ -33,8 +31,11 @@ public sealed partial class EntityTreeViewerControl : UserControl
             UpdateData();
         }
     }
+    private EntityView? _entityView;
 
     [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
+    [Category("Entity Render")]
+    [Description("The size of tab.")]
     public int DepthSize
     {
         get => _depthSize;
@@ -44,35 +45,76 @@ public sealed partial class EntityTreeViewerControl : UserControl
             UpdateView();
         }
     }
+    private int _depthSize = 20;
+
+    [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
+    [Category("Entity Render")]
+    [Description("The size of plus/minus button.")]
+    public int ButtonSize
+    {
+        get => _buttonSize;
+        set
+        {
+            _buttonSize = value;
+            UpdateView();
+        }
+    }
+    private int _buttonSize = 20;
 
     [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
     public int NameWidth { get; private set; } = 200;
 
+    [DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
+    [Category("Entity Render")]
+    [Description("Color on item hover.")]
+    public Color HoverColor
+    {
+        get => _hoverColor;
+        set
+        {
+            _hoverColor = value;
+            UpdateView();
+        }
+    }
+    private Color _hoverColor = SystemColors.ControlDark;
+
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public int ContentWidth => Width - SystemInformation.VerticalScrollBarWidth - 2;
+
     private readonly List<StructureField> _rows = [];
 
-    private List<EntityTreeViewerRow> _viewerRows = [];
+    private List<EntityTreeViewerControlRow> _viewerRows = [];
+
+    private bool _rendering;
+
+    [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+    [Browsable(false)]
+    [EditorBrowsable(EditorBrowsableState.Never)]
+    public Bitmap ContentImage { get; set; }
 
     public EntityTreeViewerControl()
     {
         InitializeComponent();
+        ContentImage = new(ContentWidth, Height);
         DoubleBuffered = true;
+        VerticalScroll.Visible = true;
+        HorizontalScroll.Visible = false;
 
-        ContentPanel.AutoScroll = false;
-        ContentPanel.HorizontalScroll.Maximum = 0;
-        ContentPanel.HorizontalScroll.Visible = false;
-        ContentPanel.AutoScroll = true;
+        ContentPanel.MouseWheel += ContentPanel_MouseWheel;
     }
 
     public void UpdateData()
     {
-        ContentPanel.Controls.Clear();
-
         if (EntityView?.Entity is null)
         {
             return;
         }
 
         _rows.Clear();
+        ContentPanel.Controls.Clear();
 
         StructureBuilder builder = new();
 
@@ -85,57 +127,75 @@ public sealed partial class EntityTreeViewerControl : UserControl
             _rows.Add(builder.Create(typeName, EntityView.SubEntity));
         }
 
-        UpdateRows();
-        UpdateView();
+        _viewerRows = _rows
+            .SelectMany(r => r.GetRows(row => new EntityTreeViewerControlRow(this, row)))
+            .ToList();
+
+        UpdateRenders();
     }
 
-    public void UpdateRows()
+    public void UpdateRenders()
     {
-        _viewerRows = _rows.SelectMany(r => r.GetTextRows(this)).ToList();
+        int maxNameWidth = -1;
 
-        ContentPanel.Controls.Clear();
-        ContentPanel.Controls.AddRange(_viewerRows.ToArray<Control>());
+        foreach (EntityTreeViewerControlRow row in _viewerRows)
+        {
+            int nameWidth = row.NameWidth + row.Item.Depth * DepthSize;
+            maxNameWidth = Math.Max(maxNameWidth, nameWidth);
+        }
+
+        NameWidth = maxNameWidth + 3;
+
+        Debug.WriteLine($@"Height Inner {ContentWidth} / Outer {Width}");
+        Debug.WriteLine($@"Name {NameWidth} / Full {ContentWidth}");
+
+        foreach (EntityTreeViewerControlRow row in _viewerRows)
+        {
+            row.UpdateCache();
+        }
 
         UpdateView();
     }
 
     public void UpdateView()
     {
-        foreach (EntityTreeViewerRow row in _viewerRows)
+        _viewerRows.ForEach(row => row.UpdateButton());
+
+        List<EntityTreeViewerControlRow> rows = _viewerRows.Where(r => r.Item.Visible).ToList();
+        if (rows.Count == 0)
         {
-            row.Visible = row.Item.Visible;
+            return;
         }
 
-        List<EntityTreeViewerRow> rows = _viewerRows.Where(r => r.Item.Visible).ToList();
-
-        int maxNameWidth = -1;
-        int viewRow = 0;
-
-        foreach (EntityTreeViewerRow row in rows)
-        {
-            row.ViewIndex = viewRow++;
-            int nameWidth = row.NameWidth + row.Item.Depth * DepthSize;
-            maxNameWidth = Math.Max(maxNameWidth, nameWidth);
-        }
-
-        NameWidth = maxNameWidth;
-
         BuildLadder(rows);
 
-        foreach (EntityTreeViewerRow row in rows)
+        _rendering = true;
+        ContentImage = new(ContentWidth, rows.Count * ItemHeight);
+        Graphics g = Graphics.FromImage(ContentImage);
+
+        int viewRow = 0;
+        foreach (EntityTreeViewerControlRow row in rows)
         {
-            row.Refresh();
+            row.ViewIndex = viewRow++;
+            row.Invalidate(g);
         }
+
+        g.Save();
+
+        ContentPanel.Image = ContentImage;
+        ContentPanel.Width = ContentImage.Width;
+        ContentPanel.Height = ContentImage.Height;
+
+        _rendering = false;
     }
 
-    private void BuildLadder(List<EntityTreeViewerRow> rows)
+    private void BuildLadder(List<EntityTreeViewerControlRow> rows)
     {
         List<LadderType> lastLadder = [];
-        ContentPanel.VerticalScroll.Visible = true;
 
         for (int i = rows.Count - 1; i >= 0; i--)
         {
-            EntityTreeViewerRow row = rows[i];
+            EntityTreeViewerControlRow row = rows[i];
             List<LadderType> ladder;
 
             if (row.Depth == 0)
@@ -176,8 +236,53 @@ public sealed partial class EntityTreeViewerControl : UserControl
 
     // Events
 
-    private void ContentPanel_Resize(object sender, EventArgs e)
+    private void EntityTreeViewerControl_Resize(object sender, EventArgs e)
     {
-        UpdateView();
+        if (_rendering)
+        {
+            return;
+        }
+
+        ContentPanel.Width = Width;
+
+        UpdateRenders();
+    }
+
+    private void ContentPanel_MouseWheel(object? sender, MouseEventArgs e)
+    {
+        /*
+        int initValue = VerticalScroll.Value;
+        int delta = -e.Delta / 120;
+
+        VerticalScroll.Value = Math.Clamp(
+            initValue + delta,
+            VerticalScrollBar.Minimum,
+            VerticalScrollBar.Maximum - VerticalScrollBar.LargeChange + 1
+        );
+
+        if (VerticalScrollBar.Value != initValue)
+        {
+            ContentPanel.Invalidate();
+        }
+        */
+    }
+
+    private void ContentPanel_MouseMove(object sender, MouseEventArgs e)
+    {
+        PointF p = new(e.X, e.Y);
+
+        foreach (EntityTreeViewerControlRow row in _viewerRows)
+        {
+            bool contained = row.Target.Contains(p);
+
+            if (contained != row.Hovered)
+            {
+                Rectangle r = new();
+                row.RealTarget.Intersect(r);
+                ContentPanel.Invalidate(r);
+            }
+
+            row.Hovered = contained;
+        }
     }
 }

Pf2eViewer/EntityTreeViewer/EntityTreeViewerControlRow.cs

@@ -0,0 +1,385 @@
+using FontAwesome.Sharp;
+using Font = System.Drawing.Font;
+using FontStyle = System.Drawing.FontStyle;
+using Image = System.Drawing.Image;
+
+namespace Pf2eViewer.EntityTreeViewer;
+
+internal class EntityTreeViewerControlRow
+{
+    public readonly EntityTreeViewerControl ParentControl;
+
+    public readonly StructureField Item;
+
+    // Local fields
+    public Image Cache
+    {
+        get
+        {
+            if (_cache == null)
+            {
+                UpdateCache();
+            }
+            return _cache!;
+        }
+        set => _cache = value;
+    }
+    private Image? _cache;
+
+    public List<LadderType> Ladder
+    {
+        get => _ladder;
+        set
+        {
+            _ladder = value;
+            _cache = null;
+        }
+    }
+    private List<LadderType> _ladder = [];
+
+    public bool Hovered
+    {
+        get => _hovered;
+        set
+        {
+            if (value != _hovered)
+            {
+                _hovered = value;
+                Invalidate();
+            }
+        }
+    }
+    private bool _hovered = false;
+
+    public int ViewIndex { get; set; } // = -1;
+
+    public IconButton? Button { get; set; } = null;
+
+    // Inherited fields
+
+    public Font Font
+    {
+        get => ParentControl.Font;
+        set => ParentControl.Font = value;
+    }
+    public Color ForeColor
+    {
+        get => ParentControl.ForeColor;
+        set => ParentControl.ForeColor = value;
+    }
+    public Color BackColor
+    {
+        get => ParentControl.BackColor;
+        set => ParentControl.BackColor = value;
+    }
+    public Color HoverColor
+    {
+        get => ParentControl.HoverColor;
+        set => ParentControl.HoverColor = value;
+    }
+    public int ItemHeight
+    {
+        get => ParentControl.ItemHeight;
+        set => ParentControl.ItemHeight = value;
+    }
+    public int DepthSize
+    {
+        get => ParentControl.DepthSize;
+        set => ParentControl.DepthSize = value;
+    }
+    public int ButtonSize
+    {
+        get => ParentControl.ButtonSize;
+        set => ParentControl.ButtonSize = value;
+    }
+
+    // ValueText functions
+
+    public int Width => ParentControl.ContentWidth;
+    public int Height => ItemHeight;
+    public bool HasButton => Item.FieldType == StructureFieldType.Complex;
+    public int Depth => Item.Depth;
+    public int NameWidth
+    {
+        get
+        {
+            Graphics g = Graphics.FromImage(Cache);
+            return Convert.ToInt32(g.MeasureString(Item.Name, Font).Width + DepthSize);
+        }
+    }
+
+    public string TypeText
+    {
+        get
+        {
+            string result = Item.GetTypeString();
+            if (result != "")
+            {
+                result = $@"({result})";
+            }
+            return result;
+        }
+    }
+    public Font TypeFont => new(Font.FontFamily, Font.Size * 0.6f, FontStyle.Italic);
+
+    public string ValueText => Item.GetValueString();
+    public Font ValueFont =>
+        new(
+            Font.FontFamily,
+            Font.Size,
+            Item.FieldType == StructureFieldType.Complex ? FontStyle.Italic : FontStyle.Regular
+        );
+
+    public RectangleF Target => new(0, ViewIndex * Height, Width, Height);
+    public RectangleF RealTarget =>
+        new(0, ViewIndex * Height - ParentControl.VerticalScroll.Value, Width, Height);
+
+    // Simple fields
+
+    private readonly List<StringRenderData> _renderData = [];
+
+    // Main methods
+
+    public EntityTreeViewerControlRow(EntityTreeViewerControl parent, StructureField item)
+    {
+        ParentControl = parent;
+        Item = item;
+        ApplyItem();
+        UpdateCache();
+
+        UpdateButton();
+    }
+
+    private void ApplyItem()
+    {
+        _renderData.Clear();
+
+        _renderData.Add(new(Item.Name, Font, ForeColor));
+        _renderData.Add(new(TypeText, TypeFont, GetValueColor()));
+        _renderData.Add(
+            new(ValueText.Replace("\r", "").Replace('\n', ' '), ValueFont, GetValueColor())
+        );
+
+        if (HasButton)
+        {
+            Button = new()
+            {
+                Width = ButtonSize,
+                Height = ButtonSize,
+                IconSize = ButtonSize,
+                IconChar = IconChar.MinusSquare,
+                ImageAlign = ContentAlignment.MiddleCenter,
+                TextAlign = ContentAlignment.MiddleCenter,
+                Visible = false,
+            };
+
+            Button.Click += Button_Click;
+
+            ParentControl.ContentPanel.Controls.Add(Button);
+        }
+    }
+
+    public void UpdateCache()
+    {
+        Cache = new Bitmap(Width, Height);
+        Graphics g = Graphics.FromImage(Cache);
+
+        RenderLadder(g);
+        RenderContent(g);
+
+        g.Save();
+    }
+
+    public void Invalidate(Graphics? g = null)
+    {
+        g ??= Graphics.FromImage(ParentControl.ContentImage);
+
+        g.FillRectangle(new SolidBrush(Hovered ? HoverColor : BackColor), Target);
+        g.DrawImage(Cache, Target);
+
+        UpdateButton();
+    }
+
+    // Button
+
+    public void UpdateButton()
+    {
+        if (Button is null)
+        {
+            return;
+        }
+
+        int cx = Convert.ToInt32((0.5 + Depth) * DepthSize - 0.5 * ButtonSize);
+        int cy = Convert.ToInt32((0.5 + ViewIndex) * ItemHeight - 0.5 * ButtonSize);
+
+        Button.Left = cx;
+        Button.Top = cy;
+
+        Button!.IconChar = ((StructureFieldComplex)Item).Collapsed
+            ? IconChar.PlusSquare
+            : IconChar.MinusSquare;
+        Button.Visible = Item.Visible;
+    }
+
+    private void Button_Click(object? sender, EventArgs e)
+    {
+        if (Item is StructureFieldComplex complex)
+        {
+            complex.Collapsed = !complex.Collapsed;
+            ParentControl.UpdateView();
+        }
+    }
+
+    // Render
+
+    private void RenderLadder(Graphics g)
+    {
+        int n = Depth;
+        int h = ItemHeight;
+        int w = DepthSize;
+
+        if (_ladder.Count < Depth)
+        {
+            return;
+        }
+
+        Pen pen = new(Color.FromArgb(127, ForeColor.R, ForeColor.G, ForeColor.B), 1);
+        pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
+
+        float cy = 0.5f * h;
+
+        for (int i = 0; i < n; i++)
+        {
+            float cx = (i + 1.5f) * w;
+
+            switch (_ladder[i])
+            {
+                case LadderType.Last:
+                    g.DrawLine(pen, cx, 0, cx, cy);
+                    break;
+                case LadderType.Through:
+                    g.DrawLine(pen, cx, 0, cx, h);
+                    break;
+                case LadderType.Empty:
+                default:
+                    break;
+            }
+
+            if (i == n - 1)
+            {
+                g.DrawLine(pen, cx, cy, (i + 2) * w, cy);
+            }
+        }
+    }
+
+    private void RenderContent(Graphics g)
+    {
+        float[] xs =
+        [
+            DepthSize * (Item.Depth + 1),
+            ParentControl.NameWidth,
+            ParentControl.NameWidth + g.MeasureString(TypeText, TypeFont).Width + 3,
+            Width,
+        ];
+
+        Pen p = new(Color.Aqua, 1);
+
+        for (int i = 0; i < 3; i++)
+        {
+            StringRenderData item = _renderData[i];
+
+            item.Left = xs[i];
+            item.Width = xs[i + 1] - xs[i];
+            item.Height = ItemHeight;
+
+            // g.DrawRectangle(p, item.Rect);
+            item.Draw(g);
+        }
+    }
+
+    // Helper functions
+
+    private Color BlendColor(Color color, double rate = 0.5)
+    {
+        return BlendColor(ForeColor, color, rate);
+    }
+
+    private Color BlendColor(Color color1, Color color2, double rate)
+    {
+        return Color.FromArgb(
+            Mix(color1.A, color2.A),
+            Mix(color1.R, color2.R),
+            Mix(color1.G, color2.G),
+            Mix(color1.B, color2.B)
+        );
+
+        int Mix(int a, int b) => Convert.ToInt32(Math.Round(a * rate + b * (1 - rate)));
+    }
+
+    public Color GetValueColor()
+    {
+        return Item switch
+        {
+            StructureFieldPrimitive primitive => Type.GetTypeCode(primitive.Type) switch
+            {
+                TypeCode.Boolean => BlendColor(Color.DarkGoldenrod),
+                TypeCode.Int32 => BlendColor(Color.Blue),
+                TypeCode.Double => BlendColor(Color.Aqua),
+                TypeCode.String => BlendColor(Color.Green),
+                _ => ForeColor,
+            },
+            StructureFieldEnum => BlendColor(Color.Red),
+            _ => ForeColor,
+        };
+    }
+
+    private class StringRenderData(string text, Font font, Color color)
+    {
+        public string Text { get; } = text;
+        public Font Font { get; } = font;
+        public Color Color { get; } = color;
+
+        public float Left { get; set; }
+        public float Width { get; set; }
+        public float Height { get; set; }
+
+        public RectangleF Rect => new(Left, 0, Width, Height);
+
+        private string Fit(Graphics g, RectangleF rect)
+        {
+            if (Text.Length == 0 || g.MeasureString(Text, Font).Width <= rect.Width)
+            {
+                return Text;
+            }
+
+            string txt = Text.Length > 100 ? Text[..100] : Text;
+
+            int i = txt.Length;
+
+            while (g.MeasureString(txt + "...", Font).Width > rect.Width)
+            {
+                txt = txt[..--i];
+                if (i == 0)
+                    break;
+            }
+
+            return txt + "...";
+        }
+
+        public void Draw(Graphics g)
+        {
+            g.DrawString(
+                Fit(g, Rect),
+                Font,
+                new SolidBrush(Color),
+                Rect,
+                new StringFormat
+                {
+                    Alignment = StringAlignment.Near,
+                    LineAlignment = StringAlignment.Center,
+                    FormatFlags = StringFormatFlags.NoWrap,
+                }
+            );
+        }
+    }
+}

Pf2eViewer/EntityTreeViewer/EntityTreeViewerRow.Designer.cs

@@ -91,7 +91,7 @@ sealed partial class EntityTreeViewerRow
         TypeLabel.Name = "TypeLabel";
         TypeLabel.Size = new Size(57, 38);
         TypeLabel.TabIndex = 3;
-        TypeLabel.Text = "Type";
+        TypeLabel.Text = "TypeText";
         TypeLabel.TextAlign = ContentAlignment.MiddleLeft;
         // 
         // ValueLabel
@@ -102,7 +102,7 @@ sealed partial class EntityTreeViewerRow
         ValueLabel.Name = "ValueLabel";
         ValueLabel.Size = new Size(288, 38);
         ValueLabel.TabIndex = 4;
-        ValueLabel.Text = "Value";
+        ValueLabel.Text = "ValueText";
         ValueLabel.TextAlign = ContentAlignment.MiddleLeft;
         // 
         // EntityTreeViewerRow

Pf2eViewer/EntityTreeViewer/EntityTreeViewerRow.cs

@@ -76,7 +76,7 @@ internal sealed partial class EntityTreeViewerRow : UserControl
         set => ParentControl.ItemHeight = value;
     }
 
-    // Value functions
+    // ValueText functions
 
     public bool HasButton => Item.FieldType == StructureFieldType.Complex;
     public int Depth => Item.Depth;
@@ -122,7 +122,7 @@ internal sealed partial class EntityTreeViewerRow : UserControl
 
         Left = 0;
         Top = ViewIndex * ParentControl.ItemHeight;
-        Width = ParentControl.ContentPanel.Width - Left - SystemInformation.VerticalScrollBarWidth;
+        Width = ParentControl.ContentWidth - Left - SystemInformation.VerticalScrollBarWidth;
         Height = ParentControl.ItemHeight;
 
         // Name Panel
@@ -135,7 +135,7 @@ internal sealed partial class EntityTreeViewerRow : UserControl
         NameLabel.Left = IconPictureBox.Width;
         NameLabel.Width = NamePanel.Width - NameLabel.Left;
 
-        // Value Panel
+        // ValueText Panel
         ValuePanel.Left = NamePanel.Left + NamePanel.Width;
         ValuePanel.Width = Width - ValuePanel.Left;
 

Pf2eViewer/EntityTreeViewer/StructureBuilder.cs

@@ -36,7 +36,7 @@ internal class StructureBuilder
 
     public void CompleteProcessed(object value, StructureFieldComplex field)
     {
-        var q = _processedObjects.FirstOrDefault(p => p.Value == value);
+        StructureProcessedObject? q = _processedObjects.FirstOrDefault(p => p.Value == value);
 
         if (q == null)
         {
@@ -59,6 +59,9 @@ internal class StructureBuilder
             case StructureFieldType.Enum:
                 return new StructureFieldEnum(this, value!, name, depth);
 
+            case StructureFieldType.Reference:
+                break;
+
             case StructureFieldType.Complex:
             default:
 
@@ -66,15 +69,22 @@ internal class StructureBuilder
                     p.Value == value
                 );
 
-                if (processed is not null)
+                if (processed is null)
                 {
-                    var reference = new StructureFieldReference(this, name, null, depth);
-                    processed.AddReference(reference);
-                    return reference;
+                    return Create(name, value!, depth);
                 }
 
-                return Create(name, value!, depth);
+                StructureFieldReference reference = new StructureFieldReference(
+                    this,
+                    name,
+                    null,
+                    depth
+                );
+                processed.AddReference(reference);
+                return reference;
         }
+
+        throw new("Impossible");
     }
 
     public static StructureFieldType GetFieldType(object? value)
@@ -112,7 +122,7 @@ internal class StructureProcessedObject(object value)
         set
         {
             _field = value;
-            foreach (var reference in _references)
+            foreach (StructureFieldReference reference in _references)
             {
                 reference.Reference = Field;
             }
@@ -158,7 +168,7 @@ internal abstract class StructureField(StructureBuilder builder, string name, in
 
     public virtual bool Visible { get; set; } = true;
 
-    public int Depth = depth;
+    public readonly int Depth = depth;
 
     public abstract string GetTypeString();
 
@@ -166,7 +176,13 @@ internal abstract class StructureField(StructureBuilder builder, string name, in
 
     public virtual ICollection<EntityTreeViewerRow> GetTextRows(EntityTreeViewerControl control)
     {
-        return [new EntityTreeViewerRow(control, this)];
+        return [new(control, this)];
+    }
+
+    public virtual ICollection<T> GetRows<T>(Func<StructureField, T> func)
+    {
+        StructureField[] q = [this];
+        return q.Select(func).ToList();
     }
 }
 
@@ -189,7 +205,7 @@ internal class StructureFieldPrimitive(
 {
     public override StructureFieldType FieldType => StructureFieldType.Primitive;
 
-    public object Value = value;
+    public readonly object Value = value;
 
     public readonly Type Type = value.GetType();
 
@@ -221,7 +237,7 @@ internal class StructureFieldEnum(StructureBuilder builder, object value, string
 {
     public override StructureFieldType FieldType => StructureFieldType.Enum;
 
-    public object Value = value;
+    public readonly object Value = value;
 
     public readonly Type Type = value.GetType();
 
@@ -238,8 +254,6 @@ internal class StructureFieldComplex : StructureField
 
     public readonly Type Type;
 
-    private bool _collapsed = false;
-
     public bool Collapsed
     {
         get => _collapsed;
@@ -249,16 +263,7 @@ internal class StructureFieldComplex : StructureField
             UpdateFieldVisibility();
         }
     }
-
-    private bool _visible = true;
-
-    public StructureFieldComplex(StructureBuilder builder, object value, string name, int depth)
-        : base(builder, name, depth)
-    {
-        Type = value.GetType();
-
-        SetFields((dynamic)value);
-    }
+    private bool _collapsed = false;
 
     public override bool Visible
     {
@@ -269,10 +274,19 @@ internal class StructureFieldComplex : StructureField
             UpdateFieldVisibility();
         }
     }
+    private bool _visible = true;
+
+    public StructureFieldComplex(StructureBuilder builder, object value, string name, int depth)
+        : base(builder, name, depth)
+    {
+        Type = value.GetType();
+
+        SetFields((dynamic)value);
+    }
 
     private void UpdateFieldVisibility()
     {
-        foreach (var field in Fields)
+        foreach (StructureField field in Fields)
         {
             field.Visible = Visible && !Collapsed;
         }
@@ -280,24 +294,22 @@ internal class StructureFieldComplex : StructureField
 
     private void SetFields(LocaleString localeString)
     {
-        List<FieldRecord> records = [];
-
-        foreach (var field in localeString)
-        {
-            records.Add(new FieldRecord(field.Locale.ToString(), field.Value));
-        }
-
-        SetFieldsFromRecords(records);
+        SetFieldsFromRecords(
+            localeString
+                .Select(field => new FieldRecord(field.Locale.ToString(), field.Value))
+                .ToList()
+        );
     }
 
-    private void SetFields(IEnumerable enumrable)
+    private void SetFields(IEnumerable enumerable)
     {
         int i = 0;
+
         List<FieldRecord> records = [];
 
-        foreach (var item in enumrable)
+        foreach (object? item in enumerable)
         {
-            records.Add(new FieldRecord($"[{i++}]", item));
+            records.Add(new($"[{i++}]", item));
         }
 
         SetFieldsFromRecords(records);
@@ -320,24 +332,22 @@ internal class StructureFieldComplex : StructureField
 
     private void SetFieldsFromRecords(List<FieldRecord> records)
     {
-        foreach (FieldRecord record in records)
+        foreach (
+            FieldRecord record in records.Where(record =>
+                record.FieldType == StructureFieldType.Complex
+            )
+        )
         {
-            if (record.FieldType == StructureFieldType.Complex)
-            {
-                record.Allowed = Builder.RegisterProcessed(record.Value!);
-            }
+            record.Allowed = Builder.RegisterProcessed(record.Value!);
         }
 
-        foreach (var record in records)
+        foreach (FieldRecord record in records)
         {
-            if (record.FieldType == StructureFieldType.Complex && record.Allowed)
-            {
-                Fields.Add(Builder.Create(record.Name, record.Value!, Depth + 1));
-            }
-            else
-            {
-                Fields.Add(Builder.Resolve(record.Name, record.Value!, Depth + 1));
-            }
+            Fields.Add(
+                record is { FieldType: StructureFieldType.Complex, Allowed: true }
+                    ? Builder.Create(record.Name, record.Value!, Depth + 1)
+                    : Builder.Resolve(record.Name, record.Value!, Depth + 1)
+            );
         }
     }
 
@@ -350,11 +360,16 @@ internal class StructureFieldComplex : StructureField
         return rows;
     }
 
+    public override ICollection<T> GetRows<T>(Func<StructureField, T> func)
+    {
+        return [.. base.GetRows(func), .. Fields.SelectMany(f => f.GetRows(func)).ToList()];
+    }
+
     private class FieldRecord(string name, object? value)
     {
-        public string Name = name;
+        public readonly string Name = name;
 
-        public object? Value = value;
+        public readonly object? Value = value;
 
         public StructureFieldType FieldType => StructureBuilder.GetFieldType(Value);
 

Pf2eViewer/Program.cs

@@ -18,7 +18,7 @@ internal static class Program
         Application.SetColorMode(SystemColorMode.System);
 #pragma warning restore WFO5001
 
-        Application.Run(new MainViewForm() { StartPosition = FormStartPosition.CenterScreen });
-        // Application.Run(new TestForm() { StartPosition = FormStartPosition.CenterScreen });
+        // Application.Run(new MainViewForm() { StartPosition = FormStartPosition.CenterScreen });
+        Application.Run(new TestForm() { StartPosition = FormStartPosition.CenterScreen });
     }
 }

Pf2eViewer/TestForm.Designer.cs

@@ -49,13 +49,16 @@ partial class TestForm
         // entityTreeViewerControl1
         // 
         entityTreeViewerControl1.Anchor = AnchorStyles.Top | AnchorStyles.Bottom | AnchorStyles.Left | AnchorStyles.Right;
-        entityTreeViewerControl1.DepthSize = 20;
-        entityTreeViewerControl1.EntityView = null;
+        entityTreeViewerControl1.AutoScroll = true;
+        entityTreeViewerControl1.ButtonSize = 15;
+        entityTreeViewerControl1.DepthSize = 15;
         entityTreeViewerControl1.Font = new Font("Consolas", 9F);
+        entityTreeViewerControl1.HoverColor = SystemColors.ControlLight;
         entityTreeViewerControl1.ItemHeight = 20;
-        entityTreeViewerControl1.Location = new Point(12, 38);
+        entityTreeViewerControl1.Location = new Point(14, 46);
+        entityTreeViewerControl1.Margin = new Padding(3, 4, 3, 4);
         entityTreeViewerControl1.Name = "entityTreeViewerControl1";
-        entityTreeViewerControl1.Size = new Size(426, 606);
+        entityTreeViewerControl1.Size = new Size(424, 597);
         entityTreeViewerControl1.TabIndex = 1;
         // 
         // TestForm