void CreateClockFace(ICanvasResourceCreator sender)
        {
            const float begin = center - radius - lineLength / 2;
            const float end = center + radius + lineLength / 2;

            using (var builder = new CanvasPathBuilder(sender))
            {

                // Since we have concentric circles that we want to remain filled we want to use Winding to determine the filled region.
                builder.SetFilledRegionDetermination(CanvasFilledRegionDetermination.Winding);

                builder.AddCircleFigure(new Vector2(center), radius);
                builder.AddCircleFigure(new Vector2(center), radius * 0.6f);

                builder.AddOneLineFigure(center, begin, center, begin + lineLength);
                builder.AddOneLineFigure(center, end - lineLength, center, end);
                builder.AddOneLineFigure(begin, center, begin + lineLength, center);
                builder.AddOneLineFigure(end - lineLength, center, end, center);

                using (CanvasGeometry clockFaceGeometry = CanvasGeometry.CreatePath(builder))
                {
                    clockFaceCachedFill = CanvasCachedGeometry.CreateFill(clockFaceGeometry);
                    clockFaceCachedStroke18 = CanvasCachedGeometry.CreateStroke(clockFaceGeometry, 18, timeCircleStrokeStyle);
                    clockFaceCachedStroke16 = CanvasCachedGeometry.CreateStroke(clockFaceGeometry, 16, timeCircleStrokeStyle);
                }
            }
        }
        void CreateClockFace(ICanvasResourceCreator sender)
        {
            const float begin = center - radius - lineLength / 2;
            const float end = center + radius + lineLength / 2;

            using (var builder = new CanvasPathBuilder(sender))
            {

                // Since we have concentric circles that we want to remain filled we want to use Winding to determine the filled region.
                builder.SetFilledRegionDetermination(CanvasFilledRegionDetermination.Winding);

                builder.AddCircleFigure(new Vector2(center), radius);
                builder.AddCircleFigure(new Vector2(center), radius * 0.6f);

                builder.AddOneLineFigure(center, begin, center, begin + lineLength);
                builder.AddOneLineFigure(center, end - lineLength, center, end);
                builder.AddOneLineFigure(begin, center, begin + lineLength, center);
                builder.AddOneLineFigure(end - lineLength, center, end, center);

                using (CanvasGeometry clockFaceGeometry = CanvasGeometry.CreatePath(builder))
                {
                    clockFaceCachedFill = CanvasCachedGeometry.CreateFill(clockFaceGeometry);
                    clockFaceCachedStroke18 = CanvasCachedGeometry.CreateStroke(clockFaceGeometry, 18, timeCircleStrokeStyle);
                    clockFaceCachedStroke16 = CanvasCachedGeometry.CreateStroke(clockFaceGeometry, 16, timeCircleStrokeStyle);
                }
            }
        }