/// <summary>
/// Finds the line that contains the given index.
/// </summary>
/// <param name="absolute">The absolute.</param>
/// <returns>The line that contains the given index.</returns>
private TextLine FindLine(int absolute)
{
TextLine selected = null;
if (_currentLine != null)
{
if (_currentLine.Contains(absolute))
{
selected = _currentLine;
} else if (absolute > _currentLine.Index && _currentLine.Index + 1 < _lines.Count)
{
selected = ScanLines(absolute, _currentLine.Index);
}
}
if (selected == null)
{
selected = ScanLines(absolute, 0);
}
_currentLine = selected;
return selected;
}
/// <summary>
/// Pushes a new line.
/// </summary>
private void PushNewLine()
{
_endLine = new TextLine(_endLine.End, _endLine.Index + 1);
_lines.Add(_endLine);
}
/// <summary>
/// Initializes a new instance of the <see cref="LineTrackingStringBuffer"/> class.
/// </summary>
public LineTrackingStringBuffer()
{
_endLine = new TextLine(0, 0);
_lines = new List<TextLine> { _endLine };
}
/// <summary>
/// Pushes a new line.
/// </summary>
private void PushNewLine()
{
_endLine = new TextLine(_endLine.End, _endLine.Index + 1);
_lines.Add(_endLine);
}
