/// <summary>
/// Creates element from formula
/// </summary>
/// <param name="formula">Formula</param>
/// <param name="document">Document</param>
/// <param name="creator">Creator</param>
/// <returns>Element</returns>
public static XElement CreateElement(MathFormula formula,
IXmlSymbolCreator creator)
{
XElement e = formula.CreateXElement("F");
for (int i = 0; i < formula.Count; i++)
{
XElement el = MathSymbol.CreateElement(formula[i], creator);
e.Add(el);
}
return(e);
}
/// <summary>
/// Creates Element from symbol
/// </summary>
/// <param name="symbol">The symbol</param>
/// <param name="document">The doucument</param>
/// <param name="creator">Creator</param>
/// <returns>The element</returns>
public static XElement CreateElement(MathSymbol symbol,
IXmlSymbolCreator creator)
{
XElement e = creator.CreateElement(symbol);
for (int i = 0; i < symbol.Count; i++)
{
XElement el = MathFormula.CreateElement(symbol[i], creator);
e.Add(el);
}
return(e);
}
/// <summary>
/// Creates formula from Xml element
/// </summary>
/// <param name="e">Element</param>
/// <param name="creator">Creator of symbols</param>
/// <returns>Formula</returns>
public static MathFormula CreateFormula(XElement e, IXmlSymbolCreator creator)
{
MathFormula f = new MathFormula((byte)0);
IEnumerable <XElement> l = e.GetElementsByTagName("S");
foreach (XElement el in l)
{
if (el.Parent != e)
{
continue;
}
MathSymbol s = MathSymbol.CreateSymbol(el, creator);
s.AppendWithChildren(f);
}
return(f);
}
/// <summary>
/// Craeates symbol from Xml element
/// </summary>
/// <param name="e">The element</param>
/// <param name="creator">The creator</param>
/// <returns>The symbol</returns>
public static MathSymbol CreateSymbol(XElement e, IXmlSymbolCreator creator)
{
MathSymbol s = creator.CreateSymbol(e);
IEnumerable <XElement> l = e.GetElementsByTagName("F");
List <MathFormula> list = new List <MathFormula>();
foreach (XElement el in l)
{
if (el.Parent != e)
{
continue;
}
MathFormula f = MathFormula.CreateFormula(el, creator);
list.Add(f);
}
s.Children = list;
return(s);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="creator">Creator of symbols</param>
public XmlFormulaSaver(IXmlSymbolCreator creator)
{
this.creator = creator;
}