private void ParseChildNodes(SvgNode svgNode, XmlNodeList xmlNodeList)
{
foreach (XmlElement xmlNode in xmlNodeList)
{
SvgNode childNode = null;
switch (xmlNode.LocalName)
{
case "defs":
childNode = ParseDefsElement(xmlNode);
break;
case "g":
childNode = ParseGroupElement(xmlNode);
break;
case "image":
childNode = ParseImageElement(xmlNode);
break;
case "line":
childNode = ParseLineElement(xmlNode);
break;
default:
childNode = ParseUnknownElement(xmlNode);
break;
}
if (childNode != null)
{
svgNode.ChildNodes.Add(childNode);
}
}
}
protected virtual void ReadAttributes(SvgNode svgNode, XmlElement xmlElement)
{
var attributes = svgNode.GetAttributes();
if (attributes != null)
{
foreach (var svgAttribute in attributes)
{
var xmlAttr = xmlElement.GetAttributeNode(svgAttribute.LocalName, svgAttribute.NamespaceUri);
if (xmlAttr == null &&
(svgAttribute.NamespaceUri == xmlElement.NamespaceURI ||
svgAttribute.NamespaceUri == XmlNamespace.Svg))
{
xmlAttr = xmlElement.GetAttributeNode(svgAttribute.LocalName);
}
if (xmlAttr != null)
{
svgAttribute.SetValue(xmlAttr.Value);
}
}
}
if (_customAttributeReader != null)
{
_customAttributeReader.Read(svgNode, xmlElement);
}
}
protected virtual void WriteAttributes(SvgNode svgNode, XmlElement xmlElement)
{
var topParentNode = xmlElement;
while (topParentNode.ParentNode as XmlElement != null)
{
topParentNode = topParentNode.ParentNode as XmlElement;
}
var prefix = xmlElement.GetPrefixOfNamespace(XmlNamespace.AurigmaSvg);
if (string.IsNullOrEmpty(prefix))
{
topParentNode.SetAttribute("xmlns:aursvg", XmlNamespace.AurigmaSvg);
}
var type = _typeResolver.ResolveTypeAttribute(svgNode.GetType());
if (!string.IsNullOrEmpty(type))
{
xmlElement.SetAttributeNode("type", XmlNamespace.AurigmaSvg).Value = type;
}
var attributes = svgNode.GetAttributes();
if (attributes != null)
{
foreach (var attr in attributes)
{
var value = attr.GetValue();
if (attr.DefaultValue != value && !string.IsNullOrEmpty(value))
{
XmlAttribute attrNode;
if (attr.NamespaceUri == XmlNamespace.Svg)
{
attrNode = _xmlDocument.CreateAttribute(attr.LocalName);
}
else
{
prefix = xmlElement.GetPrefixOfNamespace(attr.NamespaceUri);
if (string.IsNullOrEmpty(prefix))
{
prefix = _typeResolver.GetPrefix(attr.NamespaceUri);
if (!string.IsNullOrEmpty(prefix))
{
topParentNode.SetAttribute("xmlns:" + prefix, attr.NamespaceUri);
}
}
attrNode = _xmlDocument.CreateAttribute(attr.LocalName, attr.NamespaceUri);
}
attrNode.Value = value;
xmlElement.Attributes.Append(attrNode);
}
}
}
}
public virtual SvgNode CreateSvgNodeFromXml(XmlElement xmlElement)
{
SvgNode svgNode = null;
var ns = xmlElement.NamespaceURI;
var nodeName = xmlElement.LocalName;
var typeAttr = xmlElement.GetAttribute("type", XmlNamespace.AurigmaSvg);
Type type = _typeResolver.ResolveType(ns, nodeName, typeAttr);
if (type != null)
{
svgNode = (SvgNode)Activator.CreateInstance(type);
}
return(svgNode);
}
public virtual void Read(SvgNode svgNode, XmlElement xmlElement)
{
var composite = svgNode as ISvgCompositeElement;
if (composite != null)
{
composite.ReadContent(xmlElement, this);
}
else
{
ReadChildNodes(svgNode, xmlElement);
}
ReadAttributes(svgNode, xmlElement);
}
public virtual void Write(SvgNode svgNode, XmlElement xmlElement)
{
WriteAttributes(svgNode, xmlElement);
var composite = svgNode as ISvgCompositeElement;
if (composite != null)
{
composite.WriteContent(xmlElement, this);
}
else
{
WriteChildNodes(svgNode, xmlElement);
}
}
protected virtual void ReadChildNodes(SvgNode svgNode, XmlElement xmlElement)
{
foreach (XmlNode childNode in xmlElement.ChildNodes)
{
var childElement = childNode as XmlElement;
if (childElement != null)
{
var childSvgNode = CreateSvgNodeFromXml(childElement);
if (childSvgNode != null)
{
Read(childSvgNode, childElement);
svgNode.ChildNodes.Add(childSvgNode);
}
}
}
}
protected virtual void WriteChildNodes(SvgNode svgNode, XmlElement xmlElement)
{
var childNodes = svgNode.ChildNodes;
if (childNodes != null)
{
foreach (var childNode in svgNode.ChildNodes)
{
var childElement = CreateXmlElementFromSvg(childNode);
if (childElement != null)
{
xmlElement.AppendChild(childElement);
Write(childNode, childElement);
}
}
}
}
public virtual XmlElement CreateXmlElementFromSvg(SvgNode svgNode)
{
var element = _xmlDocument.CreateElement(svgNode.LocalName, svgNode.NamespaceURI);
return(element);
}
