internal static CMapToUnicode GetToUnicodeFromUniMap(String uniMap)
{
if (uniMap == null)
{
return(null);
}
lock (uniMaps) {
if (uniMaps.Contains(uniMap))
{
return(uniMaps.Get(uniMap));
}
CMapToUnicode toUnicode;
if (PdfEncodings.IDENTITY_H.Equals(uniMap))
{
toUnicode = CMapToUnicode.GetIdentity();
}
else
{
CMapUniCid uni = FontCache.GetUni2CidCmap(uniMap);
if (uni == null)
{
return(null);
}
toUnicode = uni.ExportToUnicode();
}
uniMaps[uniMap] = toUnicode;
return(toUnicode);
}
}
private void LoadCMaps()
{
try {
fontDesc = allFonts[fontName];
hMetrics = (IntHashtable)fontDesc["W"];
vMetrics = (IntHashtable)fontDesc["W2"];
String registry = (String)fontDesc["Registry"];
uniMap = "";
foreach (String name in registryNames[registry + "_Uni"].Keys)
{
uniMap = name;
if (name.EndsWith("V") && vertical)
{
break;
}
if (!name.EndsWith("V") && !vertical)
{
break;
}
}
if (cidDirect)
{
cidUni = CMapCache.GetCachedCMapCidUni(uniMap);
}
else
{
uniCid = CMapCache.GetCachedCMapUniCid(uniMap);
cidByte = CMapCache.GetCachedCMapCidByte(CMap);
}
}
catch (Exception ex) {
throw new DocumentException(ex.Message);
}
}
public static CMapUniCid GetUni2CidCmap(String uniMap)
{
CMapUniCid uniCid = new CMapUniCid();
return(ParseCmap(uniMap, uniCid));
}
