public void SetFontFamily(string typeface, byte charset, byte pictAndFamily, bool isSymbol)
{
CT_TextCharacterProperties rPr = GetRPr();
if (typeface == null)
{
if (rPr.IsSetLatin())
{
rPr.UnsetLatin();
}
if (rPr.IsSetCs())
{
rPr.UnsetCs();
}
if (rPr.IsSetSym())
{
rPr.UnsetSym();
}
}
else
{
if (isSymbol)
{
CT_TextFont font = rPr.IsSetSym() ? rPr.sym : rPr.AddNewSym();
font.typeface = (typeface);
}
else
{
CT_TextFont latin = rPr.IsSetLatin() ? rPr.latin : rPr.AddNewLatin();
latin.typeface = (typeface);
if ((sbyte)charset != -1)
{
latin.charset = (sbyte)(charset);
}
if ((sbyte)pictAndFamily != -1)
{
latin.pitchFamily = (sbyte)(pictAndFamily);
}
}
}
}