change UI to UI.WinForms

Pilz.UI.WinForms/Symbols/ISymbolFactory.cs

@@ -0,0 +1,12 @@
+using System.Reflection;
+
+namespace Pilz.UI.WinForms.Symbols;
+
+public interface ISymbolFactory<TSymbols>
+{
+    Image? GetImage(TSymbols svgImage, Size size);
+    Image? GetImage(TSymbols svgImage, SymbolSize size);
+    Assembly GetImageResourceAssembly();
+    string GetImageRessourcePath(TSymbols svgImage);
+    Stream? GetImageRessourceStream(TSymbols svgImage);
+}

Pilz.UI.WinForms/Symbols/SymbolFactory.cs

@@ -0,0 +1,54 @@
+using System.Reflection;
+
+namespace Pilz.UI.WinForms.Symbols;
+
+public abstract class SymbolFactory<TSymbols> : ISymbolFactory<TSymbols>
+{
+    public abstract string GetImageRessourcePath(TSymbols svgImage);
+    public abstract Assembly GetImageResourceAssembly();
+
+    protected virtual Size ResolveCommonSize(SymbolSize size)
+    {
+        return size switch
+        {
+            SymbolSize.Default => Size.Empty,
+            SymbolSize.Small => new Size(16, 16),
+            SymbolSize.Medium => new Size(20, 20),
+            SymbolSize.Large => new Size(32, 32),
+            _ => new Size((int)size, (int)size),
+        };
+    }
+
+    public virtual Stream? GetImageRessourceStream(TSymbols svgImage)
+    {
+        var asm = GetImageResourceAssembly();
+        var path = GetImageRessourcePath(svgImage);
+        return asm.GetManifestResourceStream(path);
+    }
+
+    public virtual Image? GetImage(TSymbols svgImage, SymbolSize size)
+    {
+        return GetImage(svgImage, ResolveCommonSize(size));
+    }
+
+    public virtual Image? GetImage(TSymbols svgImage, Size size)
+    {
+        using var stream = GetImageRessourceStream(svgImage);
+
+        if (stream is null)
+            return null;
+
+        var img = Image.FromStream(stream);
+
+        if (!size.IsEmpty)
+        {
+            var img2 = new Bitmap(size.Width, size.Height);
+            using var g = Graphics.FromImage(img2);
+            g.DrawImage(img2, 0, 0, size.Width, size.Height);
+            img.Dispose();
+            img = img2;
+        }
+
+        return img;
+    }
+}

Pilz.UI.WinForms/Symbols/SymbolSize.cs

@@ -0,0 +1,72 @@
+namespace Pilz.UI.WinForms.Symbols;
+
+public enum SymbolSize
+{
+    /// <summary>
+    /// Don't resize and just returns the original size.
+    /// </summary>
+    Default,
+    /// <summary>
+    /// Resizes the symbol to 16 x 16 pixels.
+    /// <br/><b>Deprecated!</b> This is just present due legacy reasons. Use <see cref="x16"/> instead.
+    /// </summary>
+    Small,
+    /// <summary>
+    /// Resizes the symbol to 20 x 20 pixels.
+    /// <br/><b>Deprecated!</b> This is just present due legacy reasons. Use <see cref="x20"/> instead.
+    /// </summary>
+    Medium,
+    /// <summary>
+    /// Resizes the symbol to 32 x 32 pixels.
+    /// <br/><b>Deprecated!</b> This is just present due legacy reasons. Use <see cref="x32"/> instead.
+    /// </summary>
+    Large,
+    /// <summary>
+    /// Resizes the symbol to 8 x 8 pixels.
+    /// </summary>
+    x8 = 8,
+    /// <summary>
+    /// Resizes the symbol to 12 x 12 pixels.
+    /// </summary>
+    x12 = 12,
+    /// <summary>
+    /// Resizes the symbol to 16 x 16 pixels.
+    /// </summary>
+    x16 = 16,
+    /// <summary>
+    /// Resizes the symbol to 20 x 20 pixels.
+    /// </summary>
+    x20 = 20,
+    /// <summary>
+    /// Resizes the symbol to 32 x 32 pixels.
+    /// </summary>
+    x32 = 32,
+    /// <summary>
+    /// Resizes the symbol to 48 x 48 pixels.
+    /// </summary>
+    x48 = 48,
+    /// <summary>
+    /// Resizes the symbol to 64 x 64 pixels.
+    /// </summary>
+    x64 = 64,
+    /// <summary>
+    /// Resizes the symbol to 96 x 96 pixels.
+    /// </summary>
+    x96 = 96,
+    /// <summary>
+    /// Resizes the symbol to 128 x 128 pixels.
+    /// </summary>
+    x128 = 128,
+    /// <summary>
+    /// Resizes the symbol to 192 x 192 pixels.
+    /// </summary>
+    x192 = 192,
+    /// <summary>
+    /// Resizes the symbol to 256 x 256 pixels.
+    /// </summary>
+    x256 = 256,
+    /// <summary>
+    /// Resizes the symbol to 512 x 512 pixels.
+    /// </summary>
+    x512 = 512,
+}