/// <summary>
/// Use this block reference to derive a custom block based on the variable argument counts.
/// </summary>
/// <param name="?">original reference</param>
/// <returns>derived description</returns>
public AdvanceBlockDescription Derive(AdvanceBlockReference reference)
{
if (reference.Varargs.Count == 0)
{
return(this);
}
AdvanceBlockDescription result = new AdvanceBlockDescription();
result.Assign(this);
result.Inputs = new Dictionary <string, AdvanceBlockParameterDescription>();
foreach (KeyValuePair <string, AdvanceBlockParameterDescription> e in this.Inputs)
{
int count;
if (reference.Varargs.TryGetValue(e.Key, out count))
{
for (int i = 1; i <= count; i++)
{
AdvanceBlockParameterDescription value = e.Value.Copy();
value.Type = e.Value.Type; // keep shared type
value.Id = e.Key + i;
value.Varargs = false;
result.Inputs.Add(value.Id, value);
}
}
else
{
result.Inputs.Add(e.Key, e.Value);
}
}
return(result);
}
/// <summary>
/// Fill object data from xml node
/// </summary>
/// <param name="source">Source Xml</param>
protected override void LoadFromXmlNode(XmlNode source)
{
this.Id = GetAttribute(source, "id");
this.Documentation = GetAttribute(source, "documentation", null);
this.Keywords = GetListAttribute(source, "keywords");
this.Visuals = CreateFromXml <AdvanceBlockVisuals>(source);
HashSet <string> usedIds = new HashSet <string>();
foreach (XmlNode n in GetChildren(source, "*"))
{
switch (n.Name)
{
case "block":
AdvanceBlockReference b = CreateFromXml <AdvanceBlockReference>(n);
b.parent = this;
if (usedIds.Contains(b.Id))
{
this.ThrowDuplicatedIdentifierException(n, b.Id);
}
else
{
this.Blocks.Add(b.Id, b);
usedIds.Add(b.Id);
}
break;
case "composite-block":
AdvanceCompositeBlock cb = CreateFromXml <AdvanceCompositeBlock>(n);
cb.Parent = this;
if (usedIds.Contains(cb.Id))
{
this.ThrowDuplicatedIdentifierException(n, cb.Id);
}
else
{
this.Composites.Add(cb.Id, cb);
usedIds.Add(cb.Id);
}
break;
case "constant":
AdvanceConstantBlock c = CreateFromXml <AdvanceConstantBlock>(n);
if (usedIds.Contains(c.Id))
{
this.ThrowDuplicatedIdentifierException(n, c.Id);
}
else
{
this.Constants.Add(c.Id, c);
usedIds.Add(c.Id);
}
break;
case "bind":
AdvanceBlockBind bb = CreateFromXml <AdvanceBlockBind>(n);
bb.Parent = this;
this.Bindings.Add(bb);
break;
case "type-variable":
AdvanceTypeVariable tv = CreateFromXml <AdvanceTypeVariable>(n);
if (!this.AddTypeVariable(tv))
{
this.ThrowDuplicatedIdentifierException(n, tv.Name);
}
break;
case "input":
AdvanceCompositeBlockParameterDescription inp = CreateFromXml <AdvanceCompositeBlockParameterDescription>(n);
if (!this.AddInput(inp))
{
this.ThrowDuplicatedIdentifierException(n, inp.Id);
}
break;
case "output":
AdvanceCompositeBlockParameterDescription outp = CreateFromXml <AdvanceCompositeBlockParameterDescription>(n);
if (!this.AddOutput(outp))
{
this.ThrowDuplicatedIdentifierException(n, outp.Id);
}
break;
}
}
this.LinkTypeVariables();
}
