void CPDF_Font::LoadPDFEncoding(CPDF_Object* pEncoding, int& iBaseEncoding, std::vector<CFX_ByteString>* pCharNames, bool bEmbedded, bool bTrueType) { if (!pEncoding) { if (m_BaseFont == "Symbol") { iBaseEncoding = bTrueType ? PDFFONT_ENCODING_MS_SYMBOL : PDFFONT_ENCODING_ADOBE_SYMBOL; } else if (!bEmbedded && iBaseEncoding == PDFFONT_ENCODING_BUILTIN) { iBaseEncoding = PDFFONT_ENCODING_WINANSI; } return; } if (pEncoding->IsName()) { if (iBaseEncoding == PDFFONT_ENCODING_ADOBE_SYMBOL || iBaseEncoding == PDFFONT_ENCODING_ZAPFDINGBATS) { return; } if ((m_Flags & PDFFONT_SYMBOLIC) && m_BaseFont == "Symbol") { if (!bTrueType) { iBaseEncoding = PDFFONT_ENCODING_ADOBE_SYMBOL; } return; } CFX_ByteString bsEncoding = pEncoding->GetString(); if (bsEncoding.Compare("MacExpertEncoding") == 0) { bsEncoding = "WinAnsiEncoding"; } GetPredefinedEncoding(bsEncoding, &iBaseEncoding); return; } CPDF_Dictionary* pDict = pEncoding->AsDictionary(); if (!pDict) return; if (iBaseEncoding != PDFFONT_ENCODING_ADOBE_SYMBOL && iBaseEncoding != PDFFONT_ENCODING_ZAPFDINGBATS) { CFX_ByteString bsEncoding = pDict->GetStringFor("BaseEncoding"); if (bsEncoding.Compare("MacExpertEncoding") == 0 && bTrueType) { bsEncoding = "WinAnsiEncoding"; } GetPredefinedEncoding(bsEncoding, &iBaseEncoding); } if ((!bEmbedded || bTrueType) && iBaseEncoding == PDFFONT_ENCODING_BUILTIN) iBaseEncoding = PDFFONT_ENCODING_STANDARD; CPDF_Array* pDiffs = pDict->GetArrayFor("Differences"); if (!pDiffs) return; pCharNames->resize(256); uint32_t cur_code = 0; for (uint32_t i = 0; i < pDiffs->GetCount(); i++) { CPDF_Object* pElement = pDiffs->GetDirectObjectAt(i); if (!pElement) continue; if (CPDF_Name* pName = pElement->AsName()) { if (cur_code < 256) (*pCharNames)[cur_code] = pName->GetString(); cur_code++; } else { cur_code = pElement->GetInteger(); } } }