Added custom borders for node types

src/PixiEditor.AvaloniaUI/Helpers/Converters/NodeInternalNameToStyleConverter.cs

@@ -0,0 +1,23 @@
+using System.Globalization;
+using System.Net.Mime;
+using Avalonia;
+using Avalonia.Styling;
+using PixiEditor.UI.Common.Converters;
+
+namespace PixiEditor.AvaloniaUI.Helpers.Converters;
+
+internal class NodeInternalNameToStyleConverter : SingleInstanceConverter<NodeInternalNameToStyleConverter>
+{
+    public override object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+    {
+        string s = (string)value;
+        s = s.Replace(".", string.Empty);
+        
+        if (Application.Current.Styles.TryGetResource($"{s}{parameter}", Application.Current.ActualThemeVariant, out var output))
+        {
+            return output;
+        }
+
+        return AvaloniaProperty.UnsetValue;
+    }
+}

src/PixiEditor.AvaloniaUI/Styles/Templates/NodeGraphView.axaml

@@ -1,6 +1,7 @@
 <ResourceDictionary xmlns="https://github.com/avaloniaui"
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-                    xmlns:nodes="clr-namespace:PixiEditor.AvaloniaUI.Views.Nodes">
+                    xmlns:nodes="clr-namespace:PixiEditor.AvaloniaUI.Views.Nodes"
+                    xmlns:converters="clr-namespace:PixiEditor.AvaloniaUI.Helpers.Converters">
     <ControlTheme TargetType="nodes:NodeGraphView" x:Key="{x:Type nodes:NodeGraphView}">
         <Setter Property="ZoomMode" Value="Move" />
         <Setter Property="Template">
@@ -39,6 +40,7 @@
                                         Node="{Binding}"
                                         DisplayName="{Binding NodeName}"
                                         Inputs="{Binding Inputs}"
+                                        BorderBrush="{Binding InternalName, Converter={converters:NodeInternalNameToStyleConverter}, ConverterParameter='BorderBrush'}"
                                         Outputs="{Binding Outputs}"
                                         IsSelected="{Binding IsSelected}"
                                         SelectNodeCommand="{Binding SelectNodeCommand,