private void ParseRtfString(string rtf)
{
Regex regex;
if (rtf.StartsWith(@"{\rtf1"))
{
regex = new Regex(@"\\[a-z]+\s.");
}
else
{
regex = new Regex(@".");
}
MatchCollection matchs = regex.Matches(rtf);
m_rtfFormatList.Clear();
RtfFormat.count = 0;
RtfFormat.regularcount = 0;
foreach (Match match in matchs)
{
RtfFormat format = new RtfFormat();
string str = match.ToString();
int split = str.IndexOf(" ");
if (split == -1)
{
format.prefix = str.Substring(0, split + 1);
}
else
{
format.prefix = str.Substring(0, split);
}
format.content = str.Substring(split + 1, str.Length - split - 1);
if (format.prefix == RtfEncoding.RtfNoSuperSub || format.prefix == string.Empty)
{
RtfFormat.regularcount++;
}
RtfFormat.count++;
m_rtfFormatList.Add(format);
}
}
private void CalcRtfDrawingInfo(ArrayList rtfformats, Size size)
{
//ÊÊÓ¦ÐÔµ÷Õû»æ»×ÖÌå,ÒÔʹͼÏñËõ·ÅÖÁÔ¤¶©´óС¡£
AdjustDrawEnv(size);
//¼ÆËãÊ××Ö·û»æ»Î»ÖÃ
float startx = (size.Width - RtfFormat.CalcRtfDrawingLen(m_font, m_superSubFont)) / 2;
float starty = (size.Height - m_font.Size) / 2;
//¼ÆËã¸÷×Ö·ûµÄ»æ»ÐÅÏ¢
for (int index = 0; index < m_rtfFormatList.Count; index++)
{
RtfFormat format = (RtfFormat)m_rtfFormatList[index];
switch (format.prefix)
{
case RtfEncoding.RtfSuper:
format.font = m_superSubFont;
format.px = startx;
format.py = starty;
break;
case RtfEncoding.RtfSub:
format.font = m_superSubFont;
format.px = startx;
format.py = starty + (m_font.Size - m_superSubFont.Size) + DrawPlus;
break;
default:
format.font = m_font;
format.px = startx;
format.py = starty;
break;
}
m_rtfFormatList[index] = format;
//¼ÆËãÏÂÒ»·ûºÅλÖÃ
startx += format.font.Size - DrawPlus;
}
}