Neuerstellung

- Quelle: https://github.com/oxyplot/oxyplot

Source/Examples/PerformanceTest/EmptyRenderContext.cs

@@ -0,0 +1,103 @@
+// --------------------------------------------------------------------------------------------------------------------
+// <copyright file="EmptyRenderContext.cs" company="OxyPlot">
+//   Copyright (c) 2014 OxyPlot contributors
+// </copyright>
+// <summary>
+//   Provides an empty <see cref="IRenderContext" /> that does nothing.
+// </summary>
+// --------------------------------------------------------------------------------------------------------------------
+
+namespace PerformanceTest
+{
+    using System.Collections.Generic;
+
+    using OxyPlot;
+
+    /// <summary>
+    /// Provides an empty <see cref="IRenderContext" /> that does nothing.
+    /// </summary>
+    public class EmptyRenderContext : IRenderContext
+    {
+        /// <inheritdoc/>
+        public bool RendersToScreen { get; set; } = true;
+
+        /// <inheritdoc/>
+        public void CleanUp()
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawEllipse(OxyRect extents, OxyColor fill, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawEllipses(IList<OxyRect> extents, OxyColor fill, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawImage(OxyImage source, double srcX, double srcY, double srcWidth, double srcHeight, double destX, double destY, double destWidth, double destHeight, double opacity, bool interpolate)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void PushClip(OxyRect clippingRectangle)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void PopClip()
+        {
+        }
+
+        /// <inheritdoc/>
+        public int ClipCount => 0;
+
+        /// <inheritdoc/>
+        public void DrawLine(IList<ScreenPoint> points, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode, double[] dashArray = null, LineJoin lineJoin = LineJoin.Miter)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawLineSegments(IList<ScreenPoint> points, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode, double[] dashArray = null, LineJoin lineJoin = LineJoin.Miter)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawPolygon(IList<ScreenPoint> points, OxyColor fill, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode, double[] dashArray = null, LineJoin lineJoin = LineJoin.Miter)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawPolygons(IList<IList<ScreenPoint>> polygons, OxyColor fill, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode, double[] dashArray = null, LineJoin lineJoin = LineJoin.Miter)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawRectangle(OxyRect rectangle, OxyColor fill, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawRectangles(IList<OxyRect> rectangles, OxyColor fill, OxyColor stroke, double thickness, EdgeRenderingMode edgeRenderingMode)
+        {
+        }
+
+        /// <inheritdoc/>
+        public void DrawText(ScreenPoint p, string text, OxyColor fill, string fontFamily = null, double fontSize = 10, double fontWeight = 400, double rotation = 0, HorizontalAlignment horizontalAlignment = HorizontalAlignment.Left, VerticalAlignment verticalAlignment = VerticalAlignment.Top, OxySize? maxSize = null)
+        {
+        }
+
+        /// <inheritdoc/>
+        public OxySize MeasureText(string text, string fontFamily = null, double fontSize = 10, double fontWeight = 500)
+        {
+            return OxySize.Empty;
+        }
+
+        /// <inheritdoc/>
+        public void SetToolTip(string text)
+        {
+        }
+    }
+}