private SizeF GetNeededSize()
{
var width = TwipsToPixels(_computedSize.Width);
using (var box = new RichTextBoxFixed())
{
box.ContentsResized += ResizeBoxToContent;
box.Width = width;
box.SetRtfOrText(_control.Rtf);
return(new SizeF(PixelsToTwips(box.Size.Width), PixelsToTwips(box.Size.Height)));
}
}
private string GetNextRtf(float to)
{
var bottom = TwipsToPixels(to);
using (var rtb = new RichTextBoxFixed())
{
rtb.ContentsResized += ResizeBoxToContent;
rtb.Width = TwipsToPixels(_computedSize.Width);
rtb.SetRtfOrText(_control.Rtf ?? string.Empty);
_lastChar = rtb.GetCharIndexFromPosition(new Point(0, bottom + rtb.PreferredHeight));
rtb.Select(_firstChar, _lastChar - _firstChar);
_firstChar = _lastChar;
return(rtb.SelectedRtf);
}
}
private string GetNextRtf(float to)
{
var bottom = TwipsToPixels(to);
using (var rtb = new RichTextBoxFixed())
{
rtb.ContentsResized += ResizeBoxToContent;
rtb.Width = TwipsToPixels(_computedSize.Width);
rtb.SetRtfOrText(_control.Rtf);
var lastCharPoint = rtb.GetPositionFromCharIndex(rtb.TextLength - 1);
var neededPoint = new Point(lastCharPoint.X, Math.Min(lastCharPoint.Y, bottom + rtb.PreferredHeight));
_lastChar = rtb.GetCharIndexFromPosition(neededPoint);
rtb.Select(_firstChar, _lastChar - _firstChar);
_firstChar = _lastChar;
return(rtb.SelectedRtf);
}
}
