static GlowRootElementCollection BuildGlowTree(Element local, GlowElement glow)
{
while (local.Type != ElementType.Root)
{
GlowElement glowParent;
if (local.Type == ElementType.Parameter)
{
var param = new GlowParameter(local.Number);
param.Children = new GlowElementCollection(GlowTags.Parameter.Children);
param.Children.Insert(glow);
glowParent = param;
}
else
{
var node = new GlowNode(local.Number);
node.Children = new GlowElementCollection(GlowTags.Node.Children);
node.Children.Insert(glow);
glowParent = node;
}
glow = glowParent;
local = local.Parent;
}
var root = GlowRootElementCollection.CreateRoot();
root.Insert(glow);
return(root);
}
bool IGlowVisitor <object, bool> .Visit(GlowParameter glow, object state)
{
var local = (from elem in _children
where elem.Number == glow.Number
select elem)
.FirstOrDefault();
var xml = BuildXml(glow);
if (local == null)
{
local = new Element(this, glow.Number, glow.Identifier, ElementType.Parameter, xml);
_children.Add(local);
}
else
{
local.Update(glow.Identifier, ElementType.Parameter, xml);
}
var value = glow.Value;
if (value != null)
{
local.ParameterType = value.Type;
}
return(true);
}
GlowParameter ConvertParameter(XElement xml)
{
var glow = new GlowParameter(XmlConvert.ToInt32(xml.Attribute("number").Value));
FillParameter(glow, xml);
return(glow);
}
object IGlowVisitor <XmlWriter, object> .Visit(GlowParameter glow, XmlWriter state)
{
state.WriteStartElement("Parameter");
state.WriteAttributeString("number", XmlConvert.ToString(glow.Number));
ConvertParameter(glow, state);
state.WriteEndElement();
return(null);
}
bool IGlowVisitor <object, bool> .Visit(GlowParameter glow, object state)
{
if (_onParameter != null)
{
_onParameter(glow);
return(true);
}
return(false);
}
/// <summary>
/// Creates an ember/glow tree which can be used to issue
/// a parameter value change to the remote host.
/// </summary>
/// <returns>The GlowContainer object that is the root of
/// a glow tree that mirrors the element tree up this element,
/// having a GlowParameter object as the single leaf.</returns>
public GlowContainer SetParameterValue(GlowValue value)
{
if (Type != ElementType.Parameter)
{
throw new InvalidOperationException();
}
var glow = new GlowParameter(Number)
{
Value = value,
};
// this builds a QualifiedNode or QualifiedParameter
return(BuildQualified(Parent, glow));
// this builds a complete glow tree using the Node and
// Parameter types (more verbose).
//return BuildGlowTree(Parent, glow);
}
public IEnumerable <GlowContainer> Visit(GlowParameter glow, object state)
{
throw new NotImplementedException();
}
public GlowContainer Visit(GlowParameter glow, object state)
{
return(WrapWithEndPointNode(glow));
}
GlowParameter ConvertParameter(XElement xml)
{
var glow = new GlowParameter(XmlConvert.ToInt32(xml.Attribute("number").Value));
FillParameter(glow, xml);
return glow;
}
