private void HandleOptDest(RTF rtf)
{
int group_levels = 1;
while (true)
{
GetToken();
// Here is where we should handle recognised optional
// destinations.
//
// Handle a picture group
//
if (rtf.CheckCMM(TokenClass.Control, Major.Destination, Minor.Pict))
{
ReadPictGroup(rtf);
return;
}
if (rtf.CheckCM(TokenClass.Group, Major.EndGroup))
{
if ((--group_levels) == 0)
{
break;
}
}
if (rtf.CheckCM(TokenClass.Group, Major.BeginGroup))
{
group_levels++;
}
}
}
public void ReadFontTbl(RTF rtf)
{
int old;
Font font;
old = -1;
font = null;
while (true)
{
rtf.GetToken();
if (rtf.CheckCM(TokenClass.Group, Major.EndGroup))
{
break;
}
if (old < 0)
{
if (rtf.CheckCMM(TokenClass.Control, Major.CharAttr, Minor.FontNum))
{
old = 1;
}
else if (rtf.CheckCM(TokenClass.Group, Major.BeginGroup))
{
old = 0;
}
else
{
throw new RTFException(rtf, "Cannot determine format");
}
}
if (old == 0)
{
if (!rtf.CheckCM(TokenClass.Group, Major.BeginGroup))
{
throw new RTFException(rtf, "missing \"{\"");
}
rtf.GetToken();
}
font = new Font(rtf);
while ((rtf.rtf_class != TokenClass.EOF) && (!rtf.CheckCM(TokenClass.Text, (Major)';')) && (!rtf.CheckCM(TokenClass.Group, Major.EndGroup)))
{
if (rtf.rtf_class == TokenClass.Control)
{
switch (rtf.major)
{
case Major.FontFamily: {
font.Family = (int)rtf.minor;
break;
}
case Major.CharAttr: {
switch (rtf.minor)
{
case Minor.FontNum: {
font.Num = rtf.param;
break;
}
default: {
#if RTF_DEBUG
Console.WriteLine("Got unhandled Control.CharAttr.Minor: " + rtf.minor);
#endif
break;
}
}
break;
}
case Major.FontAttr: {
switch (rtf.minor)
{
case Minor.FontCharSet: {
font.Charset = (CharsetType)rtf.param;
break;
}
case Minor.FontPitch: {
font.Pitch = rtf.param;
break;
}
case Minor.FontCodePage: {
font.Codepage = rtf.param;
break;
}
case Minor.FTypeNil:
case Minor.FTypeTrueType: {
font.Type = rtf.param;
break;
}
default: {
#if RTF_DEBUG
Console.WriteLine("Got unhandled Control.FontAttr.Minor: " + rtf.minor);
#endif
break;
}
}
break;
}
default: {
#if RTF_DEBUG
Console.WriteLine("ReadFontTbl: Unknown Control token " + rtf.major);
#endif
break;
}
}
}
else if (rtf.CheckCM(TokenClass.Group, Major.BeginGroup))
{
rtf.SkipGroup();
}
else if (rtf.rtf_class == TokenClass.Text)
{
StringBuilder sb;
sb = new StringBuilder();
while ((rtf.rtf_class != TokenClass.EOF) && (!rtf.CheckCM(TokenClass.Text, (Major)';')) && (!rtf.CheckCM(TokenClass.Group, Major.EndGroup)) && (!rtf.CheckCM(TokenClass.Group, Major.BeginGroup)))
{
sb.Append((char)rtf.major);
rtf.GetToken();
}
if (rtf.CheckCM(TokenClass.Group, Major.EndGroup))
{
rtf.UngetToken();
}
font.Name = sb.ToString();
continue;
#if RTF_DEBUG
}
else
{
Console.WriteLine("ReadFontTbl: Unknown token " + rtf.text_buffer);
#endif
}
rtf.GetToken();
}
if (old == 0)
{
rtf.GetToken();
if (!rtf.CheckCM(TokenClass.Group, Major.EndGroup))
{
throw new RTFException(rtf, "Missing \"}\"");
}
}
}
if (font == null)
{
throw new RTFException(rtf, "No font created");
}
if (font.Num == -1)
{
throw new RTFException(rtf, "Missing font number");
}
rtf.RouteToken();
}
