1 files changed, 61 insertions, 0 deletions
diff --git a/Software/Visual_Studio/SideChains/RealTimeGraphX/IGraphSurface.cs b/Software/Visual_Studio/SideChains/RealTimeGraphX/IGraphSurface.cs
new file mode 100644
index 000000000..07785cc1a
--- /dev/null
+++ b/Software/Visual_Studio/SideChains/RealTimeGraphX/IGraphSurface.cs
@@ -0,0 +1,61 @@
+using RealTimeGraphX.EventArguments;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace RealTimeGraphX
+{
+    /// <summary>
+    /// Represents a visual surface for display the output of an <see cref="IGraphPainter"/>
+    /// </summary>
+    /// <seealso cref="RealTimeGraphX.IGraphInputComponent{RealTimeGraphX.IGraphPainter}" />
+    public interface IGraphSurface : IGraphInputComponent<IGraphPainter>
+    {
+        #region Events
+
+        /// <summary>
+        /// Occurs when the surface size has changed.
+        /// </summary>
+        event EventHandler<SurfaceSizeChangedEventArgs> SurfaceSizeChanged;
+
+        #endregion
+
+        #region Properties
+
+        /// <summary>
+        /// Gets the width of the surface.
+        /// </summary>
+        double SurfaceWidth { get; }
+
+        /// <summary>
+        /// Gets the height of the surface.
+        /// </summary>
+        double SurfaceHeight { get; }
+
+        #endregion
+
+        #region Methods
+
+        /// <summary>
+        /// Invokes a method on the surface thread.
+        /// </summary>
+        /// <param name="action">The method to invoke.</param>
+        void InvokeOnSurface(Action action);
+
+        #endregion
+    }
+
+    /// <summary>
+    /// Represents a visual surface for display the output of an <see cref="IGraphPainter{TImage}"/>
+    /// </summary>
+    /// <typeparam name="TImage">The type of the rendered graph image.</typeparam>
+    /// <typeparam name="TDataSeries">The type of the graph data series.</typeparam>
+    /// <seealso cref="RealTimeGraphX.IGraphInputComponent{RealTimeGraphX.IGraphPainter}" />
+    public interface IGraphSurface<TDataSeries, TImage> : IGraphSurface, IGraphInputComponent<IGraphPainter<TDataSeries,TImage>> where TDataSeries : IGraphDataSeries
+    {
+
+    }
+}