/// <summary>
/// It creates a new empty SVG document that contains just the root element.
/// If a current document exists, it is destroyed.
/// </summary>
/// <returns>
/// The root element of the SVG document.
/// </returns>
public SvgRoot CreateNewDocument()
{
if (m_root != null)
{
m_root = null;
m_nNextId = 1;
m_elements.Clear();
}
m_root = new SvgRoot(this);
m_root.setInternalId(m_nNextId++);
m_elements.Add(m_root.getInternalId(), m_root);
m_sXmlDeclaration = "<?xml version=\"1.0\"?>";
m_sXmlDocType = "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">";
m_root.SetAttributeValue(SvgAttribute._SvgAttribute.attrSvg_XmlNs, "http://www.w3.org/2000/svg");
m_root.SetAttributeValue(SvgAttribute._SvgAttribute.attrSvg_Version, "1.1");
return(m_root);
}
/// <summary>
/// It creates a new element according to the element name provided
/// and it adds the new element as the last children of the given parent element.
/// </summary>
/// <param name="parent">Parent element. If null the element is added under the root.</param>
/// <param name="sName">SVG element name.</param>
/// <returns>The new created element.</returns>
public SvgElement AddElement(SvgElement parent, string sName)
{
SvgElement eleToReturn = null;
if (sName == "svg")
{
m_root = new SvgRoot(this);
m_root.setInternalId(m_nNextId++);
m_elements.Add(m_root.getInternalId(), m_root);
eleToReturn = m_root;
}
else if (sName == "desc")
{
eleToReturn = AddDesc(parent);
}
else if (sName == "text")
{
eleToReturn = AddText(parent);
}
else if (sName == "g")
{
eleToReturn = AddGroup(parent);
}
else if (sName == "rect")
{
eleToReturn = AddRect(parent);
}
else if (sName == "circle")
{
eleToReturn = AddCircle(parent);
}
else if (sName == "ellipse")
{
eleToReturn = AddEllipse(parent);
}
else if (sName == "line")
{
eleToReturn = AddLine(parent);
}
else if (sName == "path")
{
eleToReturn = AddPath(parent);
}
else if (sName == "polygon")
{
eleToReturn = AddPolygon(parent);
}
else if (sName == "image")
{
eleToReturn = AddImage(parent);
}
else
{
if (parent != null)
{
eleToReturn = AddUnsupported(parent, sName);
}
}
return(eleToReturn);
}
