1 files changed, 75 insertions, 0 deletions
diff --git a/Software/Visual_Studio/SideChains/RealTimeGraphX.WPF/Components/GraphSurfaceComponentBase.cs b/Software/Visual_Studio/SideChains/RealTimeGraphX.WPF/Components/GraphSurfaceComponentBase.cs
new file mode 100644
index 000000000..e0cf424aa
--- /dev/null
+++ b/Software/Visual_Studio/SideChains/RealTimeGraphX.WPF/Components/GraphSurfaceComponentBase.cs
@@ -0,0 +1,75 @@
+using RealTimeGraphX.EventArguments;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+
+namespace RealTimeGraphX
+{
+    /// <summary>
+    /// Represents an <see cref="IGraphSurfaceComponent"/> base class.
+    /// </summary>
+    /// <seealso cref="System.Windows.Controls.Control" />
+    /// <seealso cref="RealTimeGraphX.IGraphSurfaceComponent" />
+    public class GraphSurfaceComponentBase : Control, IGraphSurfaceComponent
+    {
+        /// <summary>
+        /// Gets or sets the surface.
+        /// </summary>
+        public IGraphSurface Surface
+        {
+            get { return (IGraphSurface)GetValue(SurfaceProperty); }
+            set { SetValue(SurfaceProperty, value); }
+        }
+        public static readonly DependencyProperty SurfaceProperty =
+            DependencyProperty.Register("Surface", typeof(IGraphSurface), typeof(GraphSurfaceComponentBase), new PropertyMetadata(null, (d, e) => (d as GraphSurfaceComponentBase).OnSurfaceChanged()));
+
+        /// <summary>
+        /// Called when the <see cref="Surface"/> property has been changed.
+        /// </summary>
+        protected virtual void OnSurfaceChanged()
+        {
+            if (!this.IsInDesignMode() &&  Surface != null)
+            {
+                Surface.InputChanged -= Surface_InputChanged;
+                Surface.InputChanged += Surface_InputChanged;
+
+                if (Surface.Input != null)
+                {
+                    OnSurfacePainterChanged(Surface.Input);
+                }
+            }
+        }
+
+        /// <summary>
+        /// Handles the InputChanged event of the Surface.
+        /// </summary>
+        /// <param name="sender">The source of the event.</param>
+        /// <param name="e">The <see cref="InputChangedEventArgs{IGraphRenderer}"/> instance containing the event data.</param>
+        private void Surface_InputChanged(object sender, InputChangedEventArgs<IGraphPainter> e)
+        {
+            OnSurfacePainterChanged(e.Input);
+        }
+
+        /// <summary>
+        /// Called when surface painter has changed.
+        /// </summary>
+        /// <param name="painter">The painter.</param>
+        protected virtual void OnSurfacePainterChanged(IGraphPainter painter)
+        {
+            //Do Nothing..
+        }
+
+        /// <summary>
+        /// Invokes the specified method on the component dispatcher.
+        /// </summary>
+        /// <param name="action">The action.</param>
+        protected void InvokeUI(Action action)
+        {
+            Dispatcher.BeginInvoke(action);
+        }
+    }
+}