/// <summary>
/// This will return true if the node passed is a descendent of this node.
/// </summary>
/// <param name="node">The node that might be the parent or grandparent (etc).</param>
/// <returns>True if this node is a descendent of the one passed in.</returns>
public bool IsDescendentOf(TmxNode node)
{
TmxNode parent = this.Parent;
while (parent != null)
{
if (parent == node)
{
return(true);
}
parent = parent.Parent;
}
return(false);
}
/// <summary>
/// This will move all the nodes from the specified index to the new parent.
/// </summary>
/// <param name="nodes">The collection of nodes.</param>
/// <param name="node_index">The index of the first node (in the above collection) to move.</param>
/// <param name="new_parent">The node which will become the parent of the moved nodes.</param>
private void MoveNodesDown(ref TmxNodeCollection nodes, int node_index, TmxElement new_parent)
{
for (int i = node_index; i < nodes.Count; i++)
{
((TmxElement)new_parent).Nodes.Add(nodes[i]);
nodes[i].SetParent(new_parent);
}
int c = nodes.Count;
for (int i = node_index; i < c; i++)
{
nodes.RemoveAt(node_index);
}
new_parent.IsExplicitlyTerminated = true;
}
/// <summary>
/// Initializes a new instance of the TmxAttributeCollection class.
/// </summary>
/// <param name="element">Specifies an element.</param>
internal TmxAttributeCollection(TmxElement element)
{
this.element = element;
}
/// <summary>
/// Initializes a new instance of the TmxAttributeCollection class.
/// </summary>
public TmxAttributeCollection()
{
this.element = null;
}
/// <summary>
/// Initializes a new instance of the TmxNode class.
/// </summary>
protected TmxNode()
{
this.parent = null;
}
/// <summary>
/// Internal method to maintain the identity of the parent node.
/// </summary>
/// <param name="parentNode">The parent node of this one.</param>
internal void SetParent(TmxElement parentNode)
{
this.parent = parentNode;
}
/// <summary>
/// This will return true if the node passed is a descendent of this node.
/// </summary>
/// <param name="node">The node that might be the parent or grandparent (etc).</param>
/// <returns>True if this node is a descendent of the one passed in.</returns>
public bool IsDescendentOf(TmxNode node)
{
TmxNode parent = this.Parent;
while (parent != null)
{
if (parent == node)
{
return true;
}
parent = parent.Parent;
}
return false;
}
/// <summary>
/// Initializes a new instance of the TmxAttributeCollection class.
/// </summary>
/// <param name="element">Specifies an element.</param>
internal TmxAttributeCollection(TmxElement element)
{
this.element = element;
}
/// <summary>
/// Initializes a new instance of the TmxAttributeCollection class.
/// </summary>
public TmxAttributeCollection()
{
this.element = null;
}
/*
* This method contains valid code. Commented for code coverage purpose.
*
* /// <summary>
* /// This will parse a string containing HTML and will produce a domain tree.
* /// </summary>
* /// <param name="html">The HTML to be parsed.</param>
* /// <returns>A tree representing the elements.</returns>
* public TmxNodeCollection Parse(string html)
* {
* return this.Parse(html, false);
* }
*/
public TmxNodeCollection Parse(string html, bool addLineBreaks)
{
TmxNodeCollection nodes = new TmxNodeCollection(null);
html = this.PreprocessScript(html, Token.SCRIPT);
html = this.PreprocessScript(html, Token.STYLE);
html = this.RemoveComments(html);
StringCollection tokens = this.GetTokens(html);
int index = 0;
TmxElement element = null;
while (index < tokens.Count)
{
if (Str.IsLT(tokens[index]))
{
// Read open tag
index++;
if (index >= tokens.Count)
{
break;
}
string tag_name = tokens[index];
index++;
element = new TmxElement(tag_name);
if (addLineBreaks)
{
element.AddLineBreaks = true;
}
// Read the attributes and values.
while (index < tokens.Count && !Str.IsGT(tokens[index]) && !Str.IsSLGT(tokens[index]))
{
string attribute_name = tokens[index];
index++;
if (index < tokens.Count && Str.IsEQ(tokens[index]))
{
index++;
string attribute_value;
if (index < tokens.Count)
{
attribute_value = tokens[index];
}
else
{
attribute_value = null;
}
index++;
TmxAttribute attribute = new TmxAttribute(attribute_name, attribute_value);
element.Attributes.Add(attribute);
}
else if (index < tokens.Count)
{
// Null-value attribute
TmxAttribute attribute = new TmxAttribute(attribute_name, null);
element.Attributes.Add(attribute);
}
}
nodes.Add(element);
if (index < tokens.Count && Str.IsSLGT(tokens[index]))
{
element.IsTerminated = true;
index++;
element = null;
}
else if (index < tokens.Count && Str.IsGT(tokens[index]))
{
index++;
}
}
else if (Str.IsGT(tokens[index]))
{
index++;
}
else if (Str.IsLTSL(tokens[index]))
{
// Read close tag
index++;
if (index >= tokens.Count)
{
break;
}
string tag_name = tokens[index];
index++;
int open_index = this.FindTagOpenNodeIndex(nodes, tag_name);
if (open_index != -1)
{
this.MoveNodesDown(ref nodes, open_index + 1, (TmxElement)nodes[open_index]);
}
else
{
// Er, there is a close tag without an opening tag!!
}
// Skip to the end of this tag
while (index < tokens.Count && !Str.IsGT(tokens[index]))
{
index++;
}
if (index < tokens.Count && Str.IsGT(tokens[index]))
{
index++;
}
element = null;
}
else
{
// Read text
string value = tokens[index];
if (this.isRemoveEmptyElementText)
{
value = this.RemoveWhitespace(value);
}
value = DecodeScript(value);
if (this.isRemoveEmptyElementText && value.Length == 0)
{
// We do nothing
}
else
{
TmxText node = new TmxText(value);
nodes.Add(node);
}
index++;
}
}
return(nodes);
}
/// <summary>
/// Initializes a new instance of the TmxNodeCollection class.
/// A collection is usually associated with a parent node (an HtmlElement, actually)
/// but you can pass null to implement an abstracted collection.
/// </summary>
/// <param name="parent">The parent element, or null if it is not appropriate.</param>
internal TmxNodeCollection(TmxElement parent)
{
this.parent = parent;
}
/// <summary>
/// Initializes a new instance of the TmxNodeCollection class.
/// </summary>
public TmxNodeCollection()
{
this.parent = null;
}
/// <summary>
/// Initializes a new instance of the TmxNodeCollection class.
/// A collection is usually associated with a parent node (an HtmlElement, actually)
/// but you can pass null to implement an abstracted collection.
/// </summary>
/// <param name="parent">The parent element, or null if it is not appropriate.</param>
internal TmxNodeCollection(TmxElement parent)
{
this.parent = parent;
}
/// <summary>
/// Initializes a new instance of the TmxNodeCollection class.
/// </summary>
public TmxNodeCollection()
{
this.parent = null;
}
/// <summary>
/// Internal method to maintain the identity of the parent node.
/// </summary>
/// <param name="parentNode">The parent node of this one.</param>
internal void SetParent(TmxElement parentNode)
{
this.parent = parentNode;
}
/// <summary>
/// Initializes a new instance of the TmxNode class.
/// </summary>
protected TmxNode()
{
this.parent = null;
}
