/// <summary>
/// Find a node, under and including this node, statisfy special feature.
/// </summary>
/// <param name="feature">Unit feature.</param>
/// <returns>Cart node most closing to the feature.</returns>
public CartNode Test(TtsUnitFeature feature)
{
if (LeftChild != null)
{
System.Diagnostics.Debug.Assert(RightChild != null);
bool passed = this.Question.Test(feature);
if (passed)
{
return LeftChild.Test(feature);
}
else
{
return RightChild.Test(feature);
}
}
else
{
System.Diagnostics.Debug.Assert(RightChild == null);
return this;
}
}
/// <summary>
/// Search all node in this tree for which node that satisfies the special feature.
/// </summary>
/// <param name="feature">Unit feature.</param>
/// <returns>Cart node most closing to the feature.</returns>
public CartNode Test(TtsUnitFeature feature)
{
return Root.Test(feature);
}
/// <summary>
/// Verify on a special feature whether feature is satisfy with this question.
/// </summary>
/// <param name="featureId">Feature id.</param>
/// <param name="feature">Feature.</param>
/// <returns>True if this logic satisfies the feature, otherwise false.</returns>
public bool TestFeature(int featureId, TtsUnitFeature feature)
{
return MetaCart.Features[featureId].Test(feature);
}
/// <summary>
/// Verify whether feature is satisfy with this question.
/// </summary>
/// <param name="feature">Feature.</param>
/// <returns>True if the feature satisfies this question , otherwise false.</returns>
public bool Test(TtsUnitFeature feature)
{
foreach (AndOperator andop in _andOperators)
{
if (andop.Test(feature))
{
return true;
}
}
return false;
}
/// <summary>
/// Verify whether feature is satisfy with this question.
/// </summary>
/// <param name="feature">Feature.</param>
/// <returns>True if the feature satisfies this logic, otherwise false.</returns>
public bool Test(TtsUnitFeature feature)
{
foreach (NotOperator nop in NotOperators)
{
bool fpass = TestFeature(nop.FeatureId, feature);
if ((!fpass && !nop.IsNot) || (fpass && nop.IsNot))
{
return false;
}
}
return true;
}
