object GetValueFromParam_nameContext(Element elem, ParamExprGrammarParser.Param_nameContext paramName)
{
object parValue = null;
Element el = elem;
if (paramName.ChildCount > 1 && paramName.type() != null)
{
el = elem.Document.GetElement(RevitElement.GetTypeId());
}
parValue = GetParameterValue(el, paramName);
return(parValue);
}
/// <summary>
/// Executed upon exiting atomic_param rule
/// </summary>
/// <param name="context">the atomic_param context</param>
public override void ExitAtomic_param([NotNull] ParamExprGrammarParser.Atomic_paramContext context)
{
base.ExitAtomic_param(context);
NodeProperty nodeP = new NodeProperty();
nodeP.originalNodePropertyValue = context.GetText();
// Handle special_param
if (context.GetChild(0) is ParamExprGrammarParser.Special_paramContext)
{
var spParCtx = context.GetChild(0) as ParamExprGrammarParser.Special_paramContext;
if (spParCtx.ELEMENTID() != null)
{
nodeP.nodePropertyValue = RevitElement.Id.IntegerValue;
}
else if (spParCtx.RUNNINGNUMBER() != null)
{
var key = new Tuple <string, string>(RevitElement.Category.Name, RevitParameterName);
int lastNumber;
if (LastRunningNumberCollection.ContainsKey(key))
{
lastNumber = ++LastRunningNumberCollection[key];
}
else
{
lastNumber = 1;
LastRunningNumberCollection.Add(key, lastNumber);
}
nodeP.nodePropertyValue = lastNumber;
}
else if (spParCtx.RUNNINGNUMBERINSTANCE() != null)
{
var key = new Tuple <string, string>(RevitElement.Id.ToString(), RevitParameterName);
int lastNumber;
if (LastRunningNumberCollection.ContainsKey(key))
{
lastNumber = ++LastRunningNumberCollection[key];
}
else
{
lastNumber = 1;
LastRunningNumberCollection.Add(key, lastNumber);
}
nodeP.nodePropertyValue = lastNumber;
}
//else if (spParCtx.AUTOCALCULATE() != null)
//{
//}
else
{
// Not supported
}
}
// handle objref param_name (',' param_name)
else
{
object parValue = null;
var thisObj = context.GetChild(0) as ParamExprGrammarParser.ObjrefContext;
var paramNames = context.param_name();
if (paramNames.Count() >= 1)
{
// This is the first level reference
if (thisObj.THIS() != null)
{
parValue = GetValueFromParam_nameContext(RevitElement, paramNames[0]);
}
else if (thisObj.TYPE() != null)
{
parValue = GetValueFromParam_nameContext(RevitElement.Document.GetElement(RevitElement.GetTypeId()), paramNames[0]);
}
}
if (paramNames.Count() > 1 && parValue != null && parValue is ElementId)
{
// Parameter should be obtained from the second level reference if the parameter is of ElementId type
parValue = GetValueFromParam_nameContext(RevitElement.Document.GetElement(parValue as ElementId), paramNames[1]);
}
nodeP.nodePropertyValue = parValue;
}
SetNodePropertyValue(context, nodeP);
}