internal void DeleteInBounds(SelectedTextBounds bounds)
{
var startStr = bounds.RealStart.Str;
var startNum = bounds.RealStart.Chr;
var endStr = bounds.RealEnd.Str;
var endNum = bounds.RealEnd.Chr;
if (bounds.IsOnOneLine)
{
_textLines[startStr] = _textLines[startStr].Remove(startNum, endNum - startNum);
}
else
{
if (startNum != _textLines[startStr].Length)
{
_textLines[startStr] = _textLines[startStr].Remove(startNum);
}
_textLines[startStr] += _textLines[endStr].Substring(endNum);
var from = startStr + 1;
var count = endStr - startStr;
_textLines.RemoveRange(from, count);
RemoveLineEvent?.Invoke(this, new TextLineEventArgs(from, count));
}
UpdateLineEvent?.Invoke(this, new TextLineEventArgs(startStr));
}
internal string GetInBounds(SelectedTextBounds bounds)
{
var startStr = bounds.RealStart.Str;
var startNum = bounds.RealStart.Chr;
var endStr = bounds.RealEnd.Str;
var endNum = bounds.RealEnd.Chr;
string selectedText;
if (bounds.IsOnOneLine)
{
selectedText = _textLines[endStr].Substring(startNum, endNum - startNum);
}
else
{
var firstLine = _textLines[startStr].Substring(startNum);
var lastLine = _textLines[endStr].Substring(0, endNum);
selectedText = endStr - startStr > 1
? $"{firstLine}\r\n{string.Join("\r\n", _textLines.Where((s, i) => startStr < i && i < endStr))}\r\n{lastLine}"
: $"{firstLine}\r\n{lastLine}";
}
return(selectedText);
}
