C++ (Cpp) CPDF_Font::GetBaseFont Examples

Example #1

File: fpdf_page_doc.cpp Project: Gottox/pdfium

CPDF_Font* CPDF_DocPageData::GetStandardFont(FX_BSTR fontName, CPDF_FontEncoding* pEncoding)
{
    if (fontName.IsEmpty()) {
        return NULL;
    }
    FX_POSITION pos = m_FontMap.GetStartPosition();
    while (pos) {
        CPDF_Dictionary* fontDict;
        CPDF_CountedObject<CPDF_Font*>* fontData;
        m_FontMap.GetNextAssoc(pos, fontDict, fontData);
        CPDF_Font* pFont = fontData->m_Obj;
        if (!pFont) {
            continue;
        }
        if (pFont->GetBaseFont() != fontName) {
            continue;
        }
        if (pFont->IsEmbedded()) {
            continue;
        }
        if (pFont->GetFontType() != PDFFONT_TYPE1) {
            continue;
        }
        if (pFont->GetFontDict()->KeyExist(FX_BSTRC("Widths"))) {
            continue;
        }
        CPDF_Type1Font* pT1Font = pFont->GetType1Font();
        if (pEncoding && !pT1Font->GetEncoding()->IsIdentical(pEncoding)) {
            continue;
        }
        fontData->m_nCount ++;
        return pFont;
    }
    CPDF_Dictionary* pDict = FX_NEW CPDF_Dictionary;
    pDict->SetAtName(FX_BSTRC("Type"), FX_BSTRC("Font"));
    pDict->SetAtName(FX_BSTRC("Subtype"), FX_BSTRC("Type1"));
    pDict->SetAtName(FX_BSTRC("BaseFont"), fontName);
    if (pEncoding) {
        pDict->SetAt(FX_BSTRC("Encoding"), pEncoding->Realize());
    }
    m_pPDFDoc->AddIndirectObject(pDict);
    CPDF_CountedObject<CPDF_Font*>* fontData = FX_NEW CPDF_CountedObject<CPDF_Font*>;
    if (!fontData) {
        return NULL;
    }
    CPDF_Font* pFont = CPDF_Font::CreateFontF(m_pPDFDoc, pDict);
    if (!pFont) {
        delete fontData;
        return NULL;
    }
    fontData->m_nCount = 2;
    fontData->m_Obj = pFont;
    m_FontMap.SetAt(pDict, fontData);
    return pFont;
}

Example #2

File: doc_utils.cpp Project: MWisBest/android_external_pdfium

CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csFontName, CFX_ByteString& csNameTag)
{
    if (pFormDict == NULL || csFontName.IsEmpty()) {
        return NULL;
    }
    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
    if (pDR == NULL) {
        return NULL;
    }
    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
    if (pFonts == NULL) {
        return NULL;
    }
    FX_POSITION pos = pFonts->GetStartPos();
    while (pos) {
        CPDF_Object* pObj = NULL;
        CFX_ByteString csKey;
        pObj = pFonts->GetNextElement(pos, csKey);
        if (pObj == NULL) {
            continue;
        }
        CPDF_Object* pDirect = pObj->GetDirect();
        if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
            continue;
        }
        CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
        if (pElement->GetString("Type") != "Font") {
            continue;
        }
        CPDF_Font* pFind = pDocument->LoadFont(pElement);
        if (pFind == NULL) {
            continue;
        }
        CFX_ByteString csBaseFont;
        csBaseFont = pFind->GetBaseFont();
        csBaseFont.Remove(' ');
        if (csBaseFont == csFontName) {
            csNameTag = csKey;
            return pFind;
        }
    }
    return NULL;
}

Example #3

File: fpdf_page_doc.cpp Project: JinAirsOs/pdfium

CPDF_Font* CPDF_DocPageData::GetStandardFont(const CFX_ByteStringC& fontName,
                                             CPDF_FontEncoding* pEncoding) {
  if (fontName.IsEmpty())
    return nullptr;

  for (auto& it : m_FontMap) {
    CPDF_CountedFont* fontData = it.second;
    CPDF_Font* pFont = fontData->get();
    if (!pFont)
      continue;
    if (pFont->GetBaseFont() != fontName)
      continue;
    if (pFont->IsEmbedded())
      continue;
    if (!pFont->IsType1Font())
      continue;
    if (pFont->GetFontDict()->KeyExist("Widths"))
      continue;

    CPDF_Type1Font* pT1Font = pFont->AsType1Font();
    if (pEncoding && !pT1Font->GetEncoding()->IsIdentical(pEncoding))
      continue;

    return fontData->AddRef();
  }

  CPDF_Dictionary* pDict = new CPDF_Dictionary;
  pDict->SetAtName("Type", "Font");
  pDict->SetAtName("Subtype", "Type1");
  pDict->SetAtName("BaseFont", fontName);
  if (pEncoding) {
    pDict->SetAt("Encoding", pEncoding->Realize());
  }
  m_pPDFDoc->AddIndirectObject(pDict);
  CPDF_Font* pFont = CPDF_Font::CreateFontF(m_pPDFDoc, pDict);
  if (!pFont) {
    return nullptr;
  }
  CPDF_CountedFont* fontData = new CPDF_CountedFont(pFont);
  m_FontMap[pDict] = fontData;
  return fontData->AddRef();
}

Example #4

File: doc_utils.cpp Project: primiano/pdfium-merge

CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict,
                            CPDF_Document* pDocument,
                            CFX_ByteString csFontName,
                            CFX_ByteString& csNameTag) {
  if (!pFormDict || csFontName.IsEmpty()) {
    return NULL;
  }
  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
  if (!pDR) {
    return NULL;
  }
  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
  if (!pFonts) {
    return NULL;
  }
  for (const auto& it : *pFonts) {
    const CFX_ByteString& csKey = it.first;
    CPDF_Object* pObj = it.second;
    if (!pObj) {
      continue;
    }
    CPDF_Dictionary* pElement = ToDictionary(pObj->GetDirect());
    if (!pElement)
      continue;
    if (pElement->GetString("Type") != "Font")
      continue;

    CPDF_Font* pFind = pDocument->LoadFont(pElement);
    if (!pFind)
      continue;

    CFX_ByteString csBaseFont;
    csBaseFont = pFind->GetBaseFont();
    csBaseFont.Remove(' ');
    if (csBaseFont == csFontName) {
      csNameTag = csKey;
      return pFind;
    }
  }
  return NULL;
}