remove redundent code

src/ImageSharp.Drawing/Pens/IPen.cs

@@ -16,9 +16,9 @@ namespace ImageSharp.Drawing.Pens
             where TPixel : struct, IPixel<TPixel>
     {
         /// <summary>
-        /// Gets the stoke fill.
+        /// Gets the stroke fill.
         /// </summary>
-        IBrush<TPixel> StokeFill { get; }
+        IBrush<TPixel> StrokeFill { get; }
     }
 
     /// <summary>

src/ImageSharp.Drawing/Pens/Pen{TPixel}.cs

@@ -27,8 +27,8 @@ namespace ImageSharp.Drawing.Pens
     public class Pen<TPixel> : IPen<TPixel>
         where TPixel : struct, IPixel<TPixel>
     {
-        private static readonly float[] EmptyPattern = new float[0];
+        private static readonly ReadOnlySpan<float> EmptyPattern = new float[0];
-        private readonly float[] pattern;
+        private readonly ReadOnlySpan<float> pattern;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="ImageSharp.Drawing.Pens.Pen{TPixel}"/> class.
@@ -36,7 +36,7 @@ namespace ImageSharp.Drawing.Pens
         /// <param name="color">The color.</param>
         /// <param name="width">The width.</param>
         /// <param name="pattern">The pattern.</param>
-        public Pen(TPixel color, float width, float[] pattern)
+        public Pen(TPixel color, float width, ReadOnlySpan<float> pattern)
             : this(new SolidBrush<TPixel>(color), width, pattern)
         {
         }
@@ -47,9 +47,9 @@ namespace ImageSharp.Drawing.Pens
         /// <param name="brush">The brush.</param>
         /// <param name="width">The width.</param>
         /// <param name="pattern">The pattern.</param>
-        public Pen(IBrush<TPixel> brush, float width, float[] pattern)
+        public Pen(IBrush<TPixel> brush, float width, ReadOnlySpan<float> pattern)
         {
-            this.StokeFill = brush;
+            this.StrokeFill = brush;
             this.StrokeWidth = width;
             this.pattern = pattern;
         }
@@ -74,17 +74,8 @@ namespace ImageSharp.Drawing.Pens
         {
         }
 
-        /// <summary>
-        /// Initializes a new instance of the <see cref="ImageSharp.Drawing.Pens.Pen{TPixel}"/> class.
-        /// </summary>
-        /// <param name="pen">The pen.</param>
-        internal Pen(Pen<TPixel> pen)
-           : this(pen.StokeFill, pen.StrokeWidth, pen.pattern)
-        {
-        }
-
         /// <inheritdoc/>
-        public IBrush<TPixel> StokeFill { get; }
+        public IBrush<TPixel> StrokeFill { get; }
 
         /// <inheritdoc/>
         public float StrokeWidth { get; }

src/ImageSharp.Drawing/Pens/Processors/ColoredPointInfo.cs

@@ -1,27 +0,0 @@
-// <copyright file="ColoredPointInfo.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-namespace ImageSharp.Drawing.Processors
-{
-    using ImageSharp.PixelFormats;
-
-    /// <summary>
-    /// Returns details about how far away from the inside of a shape and the color the pixel could be.
-    /// </summary>
-    /// <typeparam name="TPixel">The type of the color.</typeparam>
-    public struct ColoredPointInfo<TPixel>
-        where TPixel : struct, IPixel<TPixel>
-    {
-        /// <summary>
-        /// The color
-        /// </summary>
-        public TPixel Color;
-
-        /// <summary>
-        /// The distance from element
-        /// </summary>
-        public float DistanceFromElement;
-    }
-}

src/ImageSharp.Drawing/Pens/Processors/PenApplicator.cs

@@ -1,40 +0,0 @@
-// <copyright file="PenApplicator.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-namespace ImageSharp.Drawing.Processors
-{
-    using System;
-    using ImageSharp.PixelFormats;
-
-    /// <summary>
-    /// primitive that converts a <see cref="PointInfo"/> into a color and a distance away from the drawable part of the path.
-    /// </summary>
-    /// <typeparam name="TPixel">The type of the color.</typeparam>
-    public abstract class PenApplicator<TPixel> : IDisposable
-        where TPixel : struct, IPixel<TPixel>
-    {
-        /// <summary>
-        /// Gets the required region.
-        /// </summary>
-        /// <value>
-        /// The required region.
-        /// </value>
-        public abstract RectangleF RequiredRegion { get; }
-
-        /// <inheritdoc/>
-        public abstract void Dispose();
-
-        /// <summary>
-        /// Gets a <see cref="ColoredPointInfo{TPixel}" /> from a point represented by a <see cref="PointInfo" />.
-        /// </summary>
-        /// <param name="x">The x.</param>
-        /// <param name="y">The y.</param>
-        /// <param name="info">The information to extract color details about.</param>
-        /// <returns>
-        /// Returns the color details and distance from a solid bit of the line.
-        /// </returns>
-        public abstract ColoredPointInfo<TPixel> GetColor(int x, int y, PointInfo info);
-    }
-}