//CSI J
protected void ProcessEraseInDisplay(string param)
{
int d = ParseInt(param, 0);
TerminalDocument doc = GetDocument();
int col = _manipulator.CaretColumn;
switch (d)
{
case 0: //erase below
_manipulator.RemoveAfterCaret();
doc.ReplaceCurrentLine(_manipulator.Export());
doc.RemoveAfter(doc.TopLineNumber + GetConnection().TerminalHeight);
if (_currentdecoration.IsDefault)
{
doc.ClearAfter(doc.CurrentLineNumber + 1);
}
else
{
doc.ClearAfter(doc.CurrentLineNumber + 1, _currentdecoration);
}
_manipulator.Load(doc.CurrentLine, col);
break;
case 1: //erase above
_manipulator.FillSpace(0, _manipulator.CaretColumn);
doc.ReplaceCurrentLine(_manipulator.Export());
if (_currentdecoration.IsDefault)
{
doc.ClearRange(doc.TopLineNumber, doc.CurrentLineNumber);
}
else
{
doc.ClearRange(doc.TopLineNumber, doc.CurrentLineNumber, _currentdecoration);
}
_manipulator.Load(doc.CurrentLine, col);
break;
case 2: //erase all
doc.ReplaceCurrentLine(_manipulator.Export());
if (_homePositionOnCSIJ2) //SFUではこうなる
{
ProcessCursorPosition(1, 1);
col = 0;
}
if (_currentdecoration.IsDefault)
{
doc.ClearAfter(doc.TopLineNumber);
}
else
{
doc.ClearAfter(doc.TopLineNumber, _currentdecoration);
}
_manipulator.Load(doc.CurrentLine, col);
break;
default:
throw new UnknownEscapeSequenceException(String.Format("unknown ED option {0}", param));
}
}