fixes so sample works again

Author: jogibear9988

Source/SVGImage/SVG/PaintServers/PaintServerManager.cs

@@ -147,18 +147,23 @@ public static Color ParseHexColor(string value)
             int start = 0;
             if (value[start] == '#') start++;
 
-            uint u = Convert.ToUInt32(value.Substring(start), 16);
+            ulong u;
             if (value.Length <= 4)
             {
+                uint @int = Convert.ToUInt32(value.Substring(start), 16);
                 uint newval = 0;
-                newval |= (u & 0x000f00) << 12;
-                newval |= (u & 0x000f00) << 8;
-                newval |= (u & 0x0000f0) << 8;
-                newval |= (u & 0x0000f0) << 4;
-                newval |= (u & 0x00000f) << 4;
-                newval |= (u & 0x00000f);
+                newval |= (@int & 0x000f00) << 12;
+                newval |= (@int & 0x000f00) << 8;
+                newval |= (@int & 0x0000f0) << 8;
+                newval |= (@int & 0x0000f0) << 4;
+                newval |= (@int & 0x00000f) << 4;
+                newval |= (@int & 0x00000f);
                 u = newval;
             }
+            else {
+                u = Convert.ToUInt64(value.Substring(start), 16);
+            }
+
             byte a = (byte)((u & 0xff000000) >> 24);
             byte r = (byte)((u & 0x00ff0000) >> 16);
             byte g = (byte)((u & 0x0000ff00) >> 8);

Source/SVGImage/SVG/TextStyle.cs

@@ -54,7 +54,7 @@ public TextStyle(Shape owner)
 
         public Typeface GetTypeface()
         {
-            var fontFamily = _fontResolver.ResolveFontFamily(FontFamily);
+            var fontFamily = _fontResolver.ResolveFontFamily(FontFamily) ?? new FontFamily(_defaults.FontFamily);
             return new Typeface(fontFamily,
             Fontstyle,
             Fontweight,