// Linearizes the tree structure of a content node into single words with
// font style attached, making it easier to output.
public IEnumerable <WordAndFont> Linearize()
{
Stack <LinearizerState> stack = new Stack <ContentNode.LinearizerState>();
LinearizerState current = new ContentNode.LinearizerState(null, this, 0, FontStyle.Plain);
// Descend first
stack.Push(current);
while (current.NextKidReady)
{
current = current.Child();
stack.Push(current);
}
do
{
// Grab item
current = stack.Pop();
// Any value to output?
if (current.Node.Value != null)
{
FontStyle style = current.FindStyle();
foreach (string t in current.Node.Value.Split(new char[] { ' ', '\t', '\r', '\n' }))
{
string trimmed = t.Trim();
if (trimmed.Length == 0)
{
continue;
}
yield return(new WordAndFont(style, trimmed));
}
}
// Do we have kids, and a next kid to go to?
if (current.NextKidReady)
{
// Put myself back on the stack
stack.Push(current = current.Next());
// The the depth of the kid's kids.
while (current.NextKidReady)
{
current = current.Child();
stack.Push(current);
}
}
} while(stack.Count > 0);
}
// Linearizes the tree structure of a content node into single words with
// font style attached, making it easier to output.
public IEnumerable<WordAndFont> Linearize()
{
Stack<LinearizerState> stack = new Stack<ContentNode.LinearizerState>();
LinearizerState current = new ContentNode.LinearizerState(null, this, 0, FontStyle.Plain);
// Descend first
stack.Push(current);
while(current.NextKidReady) {
current = current.Child();
stack.Push(current);
}
do {
// Grab item
current = stack.Pop();
// Any value to output?
if (current.Node.Value != null) {
FontStyle style = current.FindStyle();
foreach (string t in current.Node.Value.Split(new char[] { ' ', '\t', '\r', '\n'})) {
string trimmed = t.Trim();
if (trimmed.Length == 0)
continue;
yield return new WordAndFont(style, trimmed);
}
}
// Do we have kids, and a next kid to go to?
if (current.NextKidReady) {
// Put myself back on the stack
stack.Push(current = current.Next());
// The the depth of the kid's kids.
while(current.NextKidReady) {
current = current.Child();
stack.Push(current);
}
}
} while(stack.Count > 0);
}
