private static void getTriggers(XPathExpression x, List <TreeReference> v)
{
if (x is XPathPathExpr)
{
TreeReference ref_ = ((XPathPathExpr)x).getReference();
if (!v.Contains(ref_))
{
v.Add(ref_);
}
}
else if (x is XPathBinaryOpExpr)
{
getTriggers(((XPathBinaryOpExpr)x).a, v);
getTriggers(((XPathBinaryOpExpr)x).b, v);
}
else if (x is XPathUnaryOpExpr)
{
getTriggers(((XPathUnaryOpExpr)x).a, v);
}
else if (x is XPathFuncExpr)
{
XPathFuncExpr fx = (XPathFuncExpr)x;
for (int i = 0; i < fx.args.Length; i++)
{
getTriggers(fx.args[i], v);
}
}
}
private void evaluatePivot(CmpPivot pivot, IConditionExpr conditional, EvaluationContext c, FormInstance instance)
{
double unit = this.unit();
double val = pivot.Val;
double lt = val - unit;
double gt = val + unit;
c.isConstraint = true;
c.candidateValue = (IAnswerData)(Object)castToValue(val);
Boolean eq = XPathFuncExpr.toBoolean(conditional.eval(instance, c));
c.candidateValue = (IAnswerData)(Object)castToValue(lt);
Boolean ltr = XPathFuncExpr.toBoolean(conditional.eval(instance, c));
c.candidateValue = (IAnswerData)(Object)castToValue(gt);
Boolean gtr = XPathFuncExpr.toBoolean(conditional.eval(instance, c));
if (ltr && !gtr)
{
max = (Double)(val);
maxInclusive = eq;
}
if (!ltr && gtr)
{
min = (Double)(val);
minInclusive = eq;
}
}
public String evalReadable(FormInstance model, EvaluationContext evalContext)
{
return(XPathFuncExpr.ToString(evalRaw(model, evalContext)));
}
public Boolean eval(FormInstance model, EvaluationContext evalContext)
{
return(XPathFuncExpr.toBoolean(evalRaw(model, evalContext)));
}
public Object evalRaw(FormInstance model, EvaluationContext evalContext)
{
return(XPathFuncExpr.unpack(expr.eval(model, evalContext)));
}
protected DateData castToValue(double value)
{
DateTime dt = (DateTime)XPathFuncExpr.toDate((Double)(Math.Floor(value)));
return(new DateData(ref dt));
}
