Add disassembly of GradientTool

DoubleBufferedPanel.cs

@@ -0,0 +1,26 @@
+// Decompiled with JetBrains decompiler
+// Type: SFXProductions.GradientTool.DoubleBufferedPanel
+// Assembly: GradientTool, Version=0.8.2.1, Culture=neutral, PublicKeyToken=null
+// MVID: 818AB9B3-796A-4A49-8B90-C00D066A321B
+// Assembly location: C:\Users\aless\Downloads\gradient-tool-v0.8.2.1\GradientTool.exe
+
+using System.Windows.Forms;
+
+#nullable disable
+namespace SFXProductions.GradientTool;
+
+internal sealed class DoubleBufferedPanel : Control
+{
+  public DoubleBufferedPanel()
+  {
+    this.DoubleBuffered = true;
+    this.ResizeRedraw = true;
+  }
+
+  protected override void OnPaint(PaintEventArgs e)
+  {
+    base.OnPaint(e);
+    e.Graphics.ResetTransform();
+    ControlPaint.DrawBorder3D(e.Graphics, this.ClientRectangle, Border3DStyle.SunkenOuter);
+  }
+}