Fixing Build Errors

Source/DataTypes/SvgAspectRatioConverter.cs

@@ -4,90 +4,94 @@ using System.ComponentModel;
 using System.Globalization;
 using System.Linq;
 using System.Text;
-using System.Threading.Tasks;
 
 namespace Svg.DataTypes
 {
 
-	//implementaton for preserve aspect ratio
-	public sealed class SvgPreserveAspectRatioConverter : TypeConverter
-	{
-		public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
-		{
-			if (value == null)
-			{
-				return new SvgAspectRatio();
-			}
+    //implementaton for preserve aspect ratio
+    public sealed class SvgPreserveAspectRatioConverter : TypeConverter
+    {
+        public override object ConvertFrom(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value)
+        {
+            if (value == null)
+            {
+                return new SvgAspectRatio();
+            }
 
-			if (!(value is string))
-			{
-				throw new ArgumentOutOfRangeException("value must be a string.");
-			}
+            if (!(value is string))
+            {
+                throw new ArgumentOutOfRangeException("value must be a string.");
+            }
 
-			SvgPreserveAspectRatio eAlign = SvgPreserveAspectRatio.none;
-			bool bDefer = false;
-			bool bSlice = false;
+            SvgPreserveAspectRatio eAlign = SvgPreserveAspectRatio.none;
+            bool bDefer = false;
+            bool bSlice = false;
 
-			string[] sParts = (value as string).Split(new char[] {' '}, StringSplitOptions.RemoveEmptyEntries);
-			int nAlignIndex = 0;
-			if (sParts[0].Equals("defer"))
-			{
-				bDefer = true;
-				nAlignIndex++;
-				if(sParts.Length < 2)
-					throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
-			}
+            string[] sParts = (value as string).Split(new char[] {' '}, StringSplitOptions.RemoveEmptyEntries);
+            int nAlignIndex = 0;
+            if (sParts[0].Equals("defer"))
+            {
+                bDefer = true;
+                nAlignIndex++;
+                if(sParts.Length < 2)
+                    throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
+            }
 
-			if (!Enum.TryParse<SvgPreserveAspectRatio>(sParts[nAlignIndex], out eAlign))
-				throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
-			nAlignIndex++;
+#if Net4
+            if (!Enum.TryParse<SvgPreserveAspectRatio>(sParts[nAlignIndex], out eAlign))
+                throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
+#else
+            eAlign = (SvgPreserveAspectRatio)Enum.Parse(typeof(SvgPreserveAspectRatio), sParts[nAlignIndex]);
+#endif
 
-			if (sParts.Length > nAlignIndex)
-			{
-				switch (sParts[nAlignIndex])
-				{
-					case "meet":
-						break;
-					case "slice":
-						bSlice = true;
-						break;
-					default:
-						throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
-				}
-			}
-			nAlignIndex++;
-			if(sParts.Length > nAlignIndex)
-				throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
+            nAlignIndex++;
 
-			SvgAspectRatio pRet = new SvgAspectRatio(eAlign);
-			pRet.Slice = bSlice;
-			pRet.Defer = bDefer;
-			return (pRet);
-		}
+            if (sParts.Length > nAlignIndex)
+            {
+                switch (sParts[nAlignIndex])
+                {
+                    case "meet":
+                        break;
+                    case "slice":
+                        bSlice = true;
+                        break;
+                    default:
+                        throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
+                }
+            }
+            nAlignIndex++;
+            if(sParts.Length > nAlignIndex)
+                throw new ArgumentOutOfRangeException("value is not a member of SvgPreserveAspectRatio");
 
-		public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
-		{
-			if (sourceType == typeof(string))
-			{
-				return true;
-			}
+            SvgAspectRatio pRet = new SvgAspectRatio(eAlign);
+            pRet.Slice = bSlice;
+            pRet.Defer = bDefer;
+            return (pRet);
+        }
 
-			return base.CanConvertFrom(context, sourceType);
-		}
+        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
+        {
+            if (sourceType == typeof(string))
+            {
+                return true;
+            }
 
-		public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
-		{
-			if (destinationType == typeof(string))
-			{
-				return true;
-			}
+            return base.CanConvertFrom(context, sourceType);
+        }
 
-			return base.CanConvertTo(context, destinationType);
-		}
+        public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType)
+        {
+            if (destinationType == typeof(string))
+            {
+                return true;
+            }
 
-		public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
-		{
-			return base.ConvertTo(context, culture, value, destinationType);
-		}
-	}
+            return base.CanConvertTo(context, destinationType);
+        }
+
+        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
+        {
+            return base.ConvertTo(context, culture, value, destinationType);
+        }
+    }
 }

Source/DataTypes/SvgOrient.cs

 using Svg.DataTypes;
 using System.ComponentModel;
+using System;
 
 namespace Svg
 {

Source/Painting/SvgMarker.cs

@@ -85,13 +85,6 @@ namespace Svg
 			set { this.Attributes["markerHeight"] = value; }
 		}
 
-		[SvgAttribute("markerUnits")]
-		public virtual SvgMarkerUnits MarkerUnits
-		{
-			get { return this.Attributes.GetAttribute<SvgMarkerUnits>("markerUnits"); }
-			set { this.Attributes["markerUnits"] = value; }
-		}
-
 		public SvgMarker()
 		{
 			MarkerUnits = SvgMarkerUnits.strokeWidth;