Artemis/src/Artemis.VisualScripting/Editor/Styles/VisualScriptPresenter.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:controls="clr-namespace:Artemis.VisualScripting.Editor.Controls">

    <ControlTemplate x:Key="TemplateVisualScriptPresenter"
                     TargetType="{x:Type controls:VisualScriptPresenter}">
        <Border BorderBrush="{TemplateBinding BorderBrush}"
                BorderThickness="{TemplateBinding BorderThickness}">
            <Grid x:Name="PART_CreationBoxParent"
                  ClipToBounds="True" 
                  Tag="{Binding RelativeSource={RelativeSource TemplatedParent}}">
                <Grid.ContextMenu>
                    <ContextMenu DataContext="{Binding Path=PlacementTarget.Tag, RelativeSource={RelativeSource Self}}">
                        <ContextMenu.Template>
                            <ControlTemplate>
                                <Border Width="700" Height="300">
                                    <controls:VisualScriptNodeCreationBox AvailableNodes="{Binding AvailableNodes}" 
                                                                          CreateNodeCommand="{Binding CreateNodeCommand}" />
                                </Border>
                            </ControlTemplate>
                        </ContextMenu.Template>
                    </ContextMenu>
                </Grid.ContextMenu>

                <Canvas x:Name="PART_Canvas"
                        Width="{Binding SurfaceSize, RelativeSource={RelativeSource TemplatedParent}}"
                        Height="{Binding SurfaceSize, RelativeSource={RelativeSource TemplatedParent}}"
                        Background="{TemplateBinding Background}">

                    <Border x:Name="PART_SelectionBorder" 
                            Background="#3300FF00" 
                            BorderThickness="1" 
                            BorderBrush="#FF00CC00" 
                            CornerRadius="1"
                            Visibility="Hidden" />

                    <ItemsControl x:Name="PART_NodeList" 
                                  Panel.ZIndex="0">
                        <ItemsControl.ItemsPanel>
                            <ItemsPanelTemplate>
                                <Canvas />
                            </ItemsPanelTemplate>
                        </ItemsControl.ItemsPanel>

                        <ItemsControl.ItemTemplate>
                            <DataTemplate>
                                <controls:VisualScriptNodePresenter Node="{Binding .}" />
                            </DataTemplate>
                        </ItemsControl.ItemTemplate>

                        <ItemsControl.ItemContainerStyle>
                            <Style TargetType="ContentPresenter">
                                <Setter Property="Panel.ZIndex" Value="0"/>
                                <Style.Triggers>
                                    <DataTrigger Binding="{Binding IsSelected}" Value="True">
                                        <Setter Property="Panel.ZIndex" Value="1"/>
                                    </DataTrigger>
                                </Style.Triggers>
                            </Style>
                        </ItemsControl.ItemContainerStyle>
                    </ItemsControl>

                    <ItemsControl x:Name="PART_CableList"
                                  Panel.ZIndex="-1">
                        <ItemsControl.ItemsPanel>
                            <ItemsPanelTemplate>
                                <Canvas />
                            </ItemsPanelTemplate>
                        </ItemsControl.ItemsPanel>

                        <ItemsControl.ItemTemplate>
                            <DataTemplate>
                                <controls:VisualScriptCablePresenter Cable="{Binding .}" />
                            </DataTemplate>
                        </ItemsControl.ItemTemplate>
                    </ItemsControl>
                </Canvas>
            </Grid>
        </Border>
    </ControlTemplate>

    <Style x:Key="StyleVisualScriptPresenter" 
           TargetType="{x:Type controls:VisualScriptPresenter}">
        <Setter Property="Template" Value="{StaticResource TemplateVisualScriptPresenter}" />

        <Setter Property="SurfaceSize" Value="16384" />

        <Setter Property="Background">
            <Setter.Value>
                <DrawingBrush TileMode="Tile" Viewport="0,0,24,24" ViewportUnits="Absolute">
                    <DrawingBrush.Drawing>
                        <GeometryDrawing>
                            <GeometryDrawing.Geometry>
                                <RectangleGeometry Rect="0,0,24,24"/>
                            </GeometryDrawing.Geometry>
                            <GeometryDrawing.Pen>
                                <Pen Brush="#FF808080" Thickness="0.5"/>
                            </GeometryDrawing.Pen>
                        </GeometryDrawing>
                    </DrawingBrush.Drawing>
                </DrawingBrush>
            </Setter.Value>
        </Setter>

        <Setter Property="BorderThickness" Value="0" />
    </Style>

    <Style BasedOn="{StaticResource StyleVisualScriptPresenter}"
           TargetType="{x:Type controls:VisualScriptPresenter}" />

</ResourceDictionary>