Add rectangle node

src/PixiEditor.ChangeableDocument/Changeables/Graph/Nodes/Shapes/RectangleNode.cs

@@ -0,0 +1,35 @@
+using PixiEditor.ChangeableDocument.Changeables.Graph.Nodes.Shapes.Data;
+using PixiEditor.ChangeableDocument.Rendering;
+using Drawie.Backend.Core.ColorsImpl;
+using Drawie.Backend.Core.ColorsImpl.Paintables;
+using Drawie.Numerics;
+
+namespace PixiEditor.ChangeableDocument.Changeables.Graph.Nodes.Shapes;
+
+[NodeInfo("Rectangle")]
+public class RectangleNode : ShapeNode<RectangleVectorData>
+{
+    public InputProperty<VecD> Center { get; }
+    public InputProperty<VecD> Size { get; }
+    public InputProperty<Paintable> StrokeColor { get; }
+    public InputProperty<Paintable> FillColor { get; }
+    public InputProperty<double> StrokeWidth { get; }
+
+    public RectangleNode()
+    {
+        Center = CreateInput<VecD>("Position", "POSITION", VecI.Zero);
+        Size = CreateInput<VecD>("Size", "SIZE", new VecD(32, 32)).WithRules(
+            v => v.Min(new VecD(0)));
+        StrokeColor = CreateInput<Paintable>("StrokeColor", "STROKE_COLOR", new Color(0, 0, 0, 255));
+        FillColor = CreateInput<Paintable>("FillColor", "FILL_COLOR", new Color(0, 0, 0, 255));
+        StrokeWidth = CreateInput<double>("StrokeWidth", "STROKE_WIDTH", 1);
+    }
+
+    protected override RectangleVectorData? GetShapeData(RenderContext context)
+    {
+        return new RectangleVectorData(Center.Value, Size.Value)
+            { Stroke = StrokeColor.Value, FillPaintable = FillColor.Value, StrokeWidth = (float)StrokeWidth.Value };
+    }
+
+    public override Node CreateCopy() => new RectangleNode();
+}

src/PixiEditor/ViewModels/Document/Nodes/Shapes/RectangleNodeViewModel.cs

@@ -0,0 +1,9 @@
+using PixiEditor.ChangeableDocument.Changeables.Graph.Nodes.Shapes;
+using PixiEditor.ViewModels.Nodes;
+
+namespace PixiEditor.ViewModels.Document.Nodes.Shapes;
+
+[NodeViewModel("RECTANGLE_NODE", "SHAPE", PixiPerfectIcons.Square)]
+internal class RectangleNodeViewModel : NodeViewModel<RectangleNode>
+{
+}