fix #100

Author: jogibear9988

Source/SVGImage/SVG/Animation/AnimateTransform.cs

@@ -22,9 +22,10 @@ public sealed class AnimateTransform : AnimationBase
 
         public AnimateTransform(SVG svg, XmlNode node, Shape parent)
             : base(svg, node, parent)
-        {
-            this.Type = (AnimateTransformType)Enum.Parse(typeof(AnimateTransformType), 
-                XmlUtil.AttrValue(node, "type", "translate"), true);
+        {
+            var valTranslate = XmlUtil.AttrValue(node, "type", "translate");
+            if (Enum.TryParse<AnimateTransformType>(valTranslate, true, out var parsed))
+                this.Type = parsed;
             this.From = XmlUtil.AttrValue(node, "from", null);
             this.To = XmlUtil.AttrValue(node, "to", null);
             this.AttributeName = XmlUtil.AttrValue(node, "attributeName", null);

Source/SVGImage/SVG/Shapes/Shape.cs

@@ -252,12 +252,14 @@ protected virtual void Parse(SVG svg, string name, string value)
             }
             if (name == SVGTags.sStrokeLinecap)
             {
-                this.GetStroke(svg).LineCap = (Stroke.eLineCap)Enum.Parse(typeof(Stroke.eLineCap), value);
+                if (Enum.TryParse<Stroke.eLineCap>(value, true, out var parsed))
+                    this.GetStroke(svg).LineCap = parsed;
                 return;
             }
             if (name == SVGTags.sStrokeLinejoin)
-            {
-                this.GetStroke(svg).LineJoin = (Stroke.eLineJoin)Enum.Parse(typeof(Stroke.eLineJoin), value);
+            {
+                if (Enum.TryParse<Stroke.eLineJoin>(value, true, out var parsed))
+                    this.GetStroke(svg).LineJoin = parsed;
                 return;
             }
             if (name == SVGTags.sFilterProperty)
@@ -302,8 +304,9 @@ protected virtual void Parse(SVG svg, string name, string value)
                 return;
             }
             if (name == SVGTags.sFillRule)
-            {
-                this.GetFill(svg).FillRule = (Fill.eFillRule)Enum.Parse(typeof(Fill.eFillRule), value);
+            {
+                if (Enum.TryParse<Fill.eFillRule>(value, true, out var parsed))
+                    this.GetFill(svg).FillRule = parsed;
                 return;
             }
             if (name == SVGTags.sOpacity)