protected abstract void ColorizeLine(DocumentLine line);
internal HeightTreeNode(DocumentLine line, double height)
{
}
public void SetLineLength(DocumentLine line, int newTotalLength)
{
throw new NotImplementedException();
}
public void LineInserted(DocumentLine line, DocumentLine newLine)
{
throw new NotImplementedException();
}
protected virtual void OnHighlightStateChanged(DocumentLine line, int lineNumber)
{
//TODO: DocumentHighlighter.OnHighlightStateChanged()
throw new NotImplementedException();
}
public void BeforeRemoveLine(DocumentLine line)
{
throw new NotImplementedException();
}
public void SetHeight(DocumentLine line, double value)
{
//TODO: HeightTree.SetHeight()
throw new NotImplementedException();
}
public CollapsedLineSection CollapseLines(DocumentLine start, DocumentLine end)
{
VerifyAccess();
return heightTree.CollapseText(start, end);
}
public bool GetIsCollapsed(DocumentLine line)
{
//TODO: HeightTree.GetIsCollapsed()
throw new NotImplementedException();
}
public double GetVisualPosition(DocumentLine line)
{
//TODO: HeightTree.GetVisualPosition()
throw new NotImplementedException();
}
public CollapsedLineSection CollapseText(DocumentLine start, DocumentLine end)
{
//TODO: HeightTree.CollapseText()
throw new NotImplementedException();
}
VisualLine BuildVisualLine(DocumentLine documentLine, TextRunProperties textRunProperties,
TextParagraphProperties paragraphProperties, VisualLineElementGenerator[] generators,
IVisualLineTransformer[] transformers, Size availableSize)
{
if (heightTree.GetIsCollapsed(documentLine)) {
throw new InvalidOperationException();
}
var visualLine = new VisualLine(documentLine);
var textSource = new VisualLineTextSource(visualLine) {
Document = this.Document,
GlobalTextRunProperties = textRunProperties,
TextView = this
};
visualLine.ConstructVisualElements(textSource, generators);
visualLine.RunTransformers(textSource, transformers);
int offset = 0;
TextLineBreak lineBreak = null;
var textLines = new List<TextLine>();
while (offset <= visualLine.VisualLength) {
TextLine tl = textFormatter.FormatLine(textSource, offset,
availableSize.Width, paragraphProperties, lineBreak);
textLines.Add(tl);
offset += tl.Length;
lineBreak = tl.GetTextLineBreak();
}
visualLine.SetTextLines(textLines);
heightTree.SetHeight(visualLine.FirstDocumentLine, visualLine.Height);
return visualLine;
}
public VisualLine GetOrConstructVisualLine(DocumentLine documentLine)
{
if (documentLine == null) {
throw new ArgumentNullException("documentLine");
}
if (documentLine.Document != Document) {
throw new InvalidOperationException();
}
VerifyAccess();
VisualLine vl = GetVisualLine(documentLine.LineNumber);
if (vl == null) {
var globalTextRunProperties = CreateGlobalTextRunProperties();
var paragraphProperties = CreateParagraphProperties(globalTextRunProperties);
while (heightTree.GetIsCollapsed(documentLine)) {
documentLine = heightTree.GetLineByNumber(documentLine.LineNumber - 1);
}
vl = BuildVisualLine(documentLine, globalTextRunProperties, paragraphProperties,
ElementGenerators.ToArray(), LineTransformers.ToArray(), lastAvailableSize);
vl.VisualTop = heightTree.GetVisualPosition(documentLine);
allVisualLines.Add(vl);
}
return vl;
}
public CollapsedLineSection(HeightTree heightTree, DocumentLine start, DocumentLine end)
{
}
public HighlightedLine HighlightLine(DocumentLine line)
{
//TODO: DocumentHighlighter.HighlightLine()
throw new NotImplementedException();
}
public VisualLine(DocumentLine firstDocumentLine)
{
}
protected override void ColorizeLine(DocumentLine line)
{
throw new NotImplementedException();
}