Show media type logo in GUI's media info.

DiscImageChef.Gui/Controls/SvgImageView.cs

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+using System;
+using System.IO;
+using Eto.Drawing;
+using Eto.Forms;
+
+namespace DiscImageChef.Gui.Controls
+{
+    public class SvgImageView : ImageView
+    {
+        Stream svgStream;
+
+        public new Image Image => base.Image;
+
+        byte[] cachedRender;
+
+        public Stream SvgStream
+        {
+            get => svgStream;
+            set
+            {
+                if(svgStream == value) return;
+
+                svgStream = value;
+                Redraw();
+            }
+        }
+
+        void Redraw()
+        {
+            if(Width == -1 || Height == -1 || svgStream== null) return;
+
+            svgStream.Position = 0;
+
+            // TODO: Upstream library not working property: https://github.com/mono/SkiaSharp.Extended/issues/51
+
+            /*SKSvg                svg      = new SKSvg();
+            SKEncodedImageFormat skFormat = SKEncodedImageFormat.Png;
+            svg.Load(svgStream);
+            //SKRect   svgSize   = svg.Picture.CullRect;
+            float canvasMin = Math.Min(Width, Height);
+            float svgMax = Math.Max(svg.Picture.CullRect.Width, svg.Picture.CullRect.Height);
+            float scale = canvasMin / svgMax;
+            var matrix = SKMatrix.MakeScale(scale, scale);
+            SKBitmap bitmap    = new SKBitmap((int)Width, (int)Height);
+            SKCanvas canvas    = new SKCanvas(bitmap);
+            canvas.DrawPicture(svg.Picture, ref matrix);
+            canvas.Flush();
+            SKImage      image = SKImage.FromBitmap(bitmap);
+            SKData       data  = image.Encode(skFormat, 100);
+            MemoryStream outMs = new MemoryStream();
+            data.SaveTo(outMs);
+            cachedRender = outMs.ToArray();
+            base.Image   = new Bitmap(cachedRender);
+            */
+        }
+        protected override void OnSizeChanged(EventArgs e)
+        {
+            base.OnSizeChanged(e);
+            Redraw();
+        }
+    }
+}