public bool MoveNext()
{
while (!CurrentEnumerator.MoveNext())
{
if (!MoveNextNode())
{
return(false);
}
OnMoveNextNode();
}
return(true);
}
private bool ReadNextNode()
{
// attributes must not be taken into account while enumerating nodes
if (CurrentEnumerator is IEnumerator <IXmlAttributeBuilder> )
{
_nodeType = XmlNodeType.Element;
_enumerators.RemoveLast();
}
// ensure child nodes are enumerated
if (_nodeType == XmlNodeType.Element && CurrentNode.HasChildNodes())
{
_enumerators.AddLast(CurrentNode.GetChildNodes().GetConservativeEnumerator());
}
// loop so as to skip empty Text nodes
while (CurrentEnumerator.MoveNext())
{
if (CurrentNode is IXmlElementBuilder)
{
_nodeType = XmlNodeType.Element;
return(true);
}
if (CurrentNode is IXmlTextBuilder)
{
if (!CurrentNode.Value.IsNullOrEmpty())
{
_nodeType = XmlNodeType.Text;
return(true);
}
}
else
{
throw new NotImplementedException();
}
}
_enumerators.RemoveLast();
// a non-empty element ---its children have just been enumerated--- requires an extra Read() for the closing tag
if (CurrentNode is IXmlElementBuilder)
{
_nodeType = XmlNodeType.EndElement;
return(true);
}
_nodeType = XmlNodeType.None;
return(false);
}
/// <summary>
/// Parses the attribute value into one or more <see cref="XmlNodeType.Text"/>, <see
/// cref="XmlNodeType.EntityReference"/>, or <see cref="XmlNodeType.EndEntity"/> nodes.
/// </summary>
/// <returns>
/// <c>true</c> if there are nodes to return. <c>false</c> if the reader is not positioned on an attribute node
/// when the initial call is made or if all the attribute values have been read. An empty attribute, such as,
/// <c>misc=""</c>, returns <c>true</c>
/// with a single node with a value of <c>String.Empty</c>.
/// </returns>
/// <remarks>
/// Use this method after calling <see cref="MoveToAttribute(string)"/> to read through the text or entity
/// reference nodes that make up the attribute value. The <see cref="XmlReader.Depth"/> of the attribute value
/// nodes is one plus the depth of the attribute node; it increments and decrements by one when you step into and
/// out of general entity references.
/// </remarks>
public override bool ReadAttributeValue()
{
if (CurrentNode is IXmlAttributeBuilder)
{
var enumerable = Enumerable.Repeat(new XmlTextBuilder {
Value = CurrentNode.Value
}, 1);
_enumerators.AddLast(enumerable.GetConservativeEnumerator());
CurrentEnumerator.MoveNext();
_nodeType = XmlNodeType.Text;
return(true);
}
_enumerators.RemoveLast();
return(false);
}
public bool MoveNext()
{
if (CurrentEnumerator.MoveNext())
{
return(true);
}
if (_index + 1 == _enumerators.Length)
{
return(false);
}
_index++;
return(CurrentEnumerator.MoveNext());
}
/// <summary>
/// Moves to the next attribute.
/// </summary>
/// <returns>
/// <c>true</c> if there is a next attribute; <c>false</c> if there are no more attributes.
/// </returns>
/// <remarks>
/// If the current node is an element node, this method is equivalent to <see cref="MoveToFirstAttribute"/>. If
/// <see cref="MoveToNextAttribute"/> returns <c>true</c>, the reader moves to the next attribute; otherwise, the
/// position of the reader does not change.
/// </remarks>
public override bool MoveToNextAttribute()
{
if (CurrentNode is IXmlTextBuilder && ParentNode is IXmlAttributeBuilder)
{
_enumerators.RemoveLast();
}
if (CurrentNode is IXmlElementBuilder && CurrentNode.HasAttributes())
{
_enumerators.AddLast(CurrentNode.GetAttributes().GetConservativeEnumerator());
}
if (CurrentEnumerator is IEnumerator <IXmlAttributeBuilder> && CurrentEnumerator.MoveNext())
{
_nodeType = XmlNodeType.Attribute;
return(true);
}
return(false);
}
public override void Update(DwarfTime gameTime)
{
CompositeLibrary.Update();
MainWindow.LocalBounds = new Rectangle(EdgePadding, EdgePadding, Game.GraphicsDevice.Viewport.Width - EdgePadding * 2, Game.GraphicsDevice.Viewport.Height - EdgePadding * 2);
Input.Update();
GUI.Update(gameTime);
if (CurrentAction != null)
{
if (CurrentCoroutine == null)
{
CurrentCoroutine = CurrentAction.Action();
CurrentEnumerator = CurrentCoroutine.GetEnumerator();
}
if (CurrentCoroutine != null)
{
SpeechNode node = CurrentEnumerator.Current;
if (node != null)
{
Transition(node);
CurrentCoroutine = null;
CurrentAction = null;
}
else
{
if (!CurrentEnumerator.MoveNext())
{
CurrentCoroutine = null;
CurrentAction = null;
CurrentEnumerator = null;
Transition(DialougeTree);
}
}
}
}
base.Update(gameTime);
}
protected override void OnMoveNextNode()
{
base.OnMoveNextNode();
CurrentEnumerator.MoveNext(); // Пропуск первой станции, т.к. она уже была в конце предыдущего маршрута
}
private string ReadNextNode()
{
if (CurrentEnumerator.MoveNext())
{
if (CurrentNode is IXmlAttributeBuilder)
{
return(CurrentNode.Prefix.IsNullOrEmpty()
? string.Format(" {0}=\"{1}\"", CurrentNode.LocalName, CurrentNode.Value)
: string.Format(" {0}:{1}=\"{2}\"", CurrentNode.Prefix, CurrentNode.LocalName, CurrentNode.Value));
}
if (CurrentNode is IXmlElementBuilder)
{
if (CurrentNode.HasAttributes())
{
var result = CurrentNode.Prefix.IsNullOrEmpty()
? string.Format("<{0}", CurrentNode.LocalName)
: string.Format("<{0}:{1}", CurrentNode.Prefix, CurrentNode.LocalName);
_enumerators.AddLast(CurrentNode.GetAttributes().GetConservativeEnumerator());
return(result);
}
if (CurrentNode.HasChildNodes())
{
var result = CurrentNode.Prefix.IsNullOrEmpty()
? string.Format("<{0}>", CurrentNode.LocalName)
: string.Format("<{0}:{1}>", CurrentNode.Prefix, CurrentNode.LocalName);
_enumerators.AddLast(CurrentNode.GetChildNodes().GetConservativeEnumerator());
return(result);
}
return(CurrentNode.Prefix.IsNullOrEmpty()
? string.Format("<{0} />", CurrentNode.LocalName)
: string.Format("<{0}:{1} />", CurrentNode.Prefix, CurrentNode.LocalName));
}
if (CurrentNode is IXmlTextBuilder)
{
return(CurrentNode.Value);
}
throw new NotImplementedException();
}
if (CurrentNode is IXmlAttributeBuilder)
{
_enumerators.RemoveLast();
if (CurrentNode.HasChildNodes())
{
_enumerators.AddLast(CurrentNode.GetChildNodes().GetConservativeEnumerator());
return(">");
}
return(" />");
}
_enumerators.RemoveLast();
if (CurrentNode is IXmlElementBuilder)
{
return(CurrentNode.Prefix.IsNullOrEmpty()
? string.Format("</{0}>", CurrentNode.LocalName)
: string.Format("</{0}:{1}>", CurrentNode.Prefix, CurrentNode.LocalName));
}
return(null);
}
public void Reset()
{
_index = 0;
CurrentEnumerator.Reset();
}
