Icons - Dropped SVG support and fixed filling

src/Artemis.Core/Plugins/LayerBrushes/LayerBrushProvider.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
+using System.Text.RegularExpressions;
 
 namespace Artemis.Core.LayerBrushes
 {
@@ -42,7 +43,7 @@ namespace Artemis.Core.LayerBrushes
             if (!IsEnabled)
                 throw new ArtemisPluginException(Plugin, "Can only add a layer brush descriptor when the plugin is enabled");
 
-            if (icon.ToLower().EndsWith(".svg"))
+            if (icon.Contains('.'))
                 icon = Plugin.ResolveRelativePath(icon);
             LayerBrushDescriptor descriptor = new(displayName, description, icon, typeof(T), this);
             _layerBrushDescriptors.Add(descriptor);

src/Artemis.Core/Plugins/LayerEffects/LayerEffectProvider.cs

@@ -43,7 +43,7 @@ namespace Artemis.Core.LayerEffects
             if (!IsEnabled)
                 throw new ArtemisPluginFeatureException(this, "Can only add a layer effect descriptor when the plugin is enabled");
 
-            if (icon.ToLower().EndsWith(".svg"))
+            if (icon.Contains('.'))
                 icon = Plugin.ResolveRelativePath(icon);
             LayerEffectDescriptor descriptor = new(displayName, description, icon, typeof(T), this);
             _layerEffectDescriptors.Add(descriptor);

src/Artemis.Core/Plugins/PluginFeatureInfo.cs

@@ -151,7 +151,7 @@ namespace Artemis.Core
             {
                 if (Icon == null)
                     return null;
-                return Icon.EndsWith(".svg") ? Plugin.ResolveRelativePath(Icon) : Icon;
+                return Icon.Contains('.') ? Plugin.ResolveRelativePath(Icon) : Icon;
             }
         }
 

src/Artemis.Core/Plugins/PluginInfo.cs

@@ -161,7 +161,7 @@ namespace Artemis.Core
             {
                 if (Icon == null)
                     return null;
-                return Icon.EndsWith(".svg") ? Plugin.ResolveRelativePath(Icon) : Icon;
+                return Icon.Contains('.') ? Plugin.ResolveRelativePath(Icon) : Icon;
             }
         }