diff options
Diffstat (limited to 'core/fpdfapi/fpdf_font/cpdf_font.cpp')
-rw-r--r-- | core/fpdfapi/fpdf_font/cpdf_font.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/core/fpdfapi/fpdf_font/cpdf_font.cpp b/core/fpdfapi/fpdf_font/cpdf_font.cpp index 8101bd49a6..4747093ac4 100644 --- a/core/fpdfapi/fpdf_font/cpdf_font.cpp +++ b/core/fpdfapi/fpdf_font/cpdf_font.cpp @@ -22,7 +22,9 @@ #include "core/fpdfapi/fpdf_parser/include/cpdf_name.h" #include "core/fpdfapi/fpdf_parser/include/cpdf_stream_acc.h" #include "core/fpdfapi/include/cpdf_modulemgr.h" +#include "core/fxcrt/include/fx_memory.h" #include "core/fxge/include/fx_freetype.h" +#include "third_party/base/stl_util.h" namespace { @@ -451,3 +453,25 @@ const FX_CHAR* CPDF_Font::GetAdobeCharName( name = PDF_CharNameFromPredefinedCharSet(iBaseEncoding, charcode); return name && name[0] ? name : nullptr; } + +uint32_t CPDF_Font::FallbackFontFromCharcode(uint32_t charcode) { + if (m_FontFallbacks.empty()) { + m_FontFallbacks.push_back(WrapUnique(new CFX_Font())); + m_FontFallbacks[0]->LoadSubst("Arial", IsTrueTypeFont(), m_Flags, + m_StemV * 5, m_ItalicAngle, 0, + IsVertWriting()); + } + return 0; +} + +int CPDF_Font::FallbackGlyphFromCharcode(int fallbackFont, uint32_t charcode) { + if (fallbackFont < 0 || + fallbackFont >= pdfium::CollectionSize<int>(m_FontFallbacks)) { + return -1; + } + int glyph = + FXFT_Get_Char_Index(m_FontFallbacks[fallbackFont]->GetFace(), charcode); + if (glyph == 0 || glyph == 0xffff) + return -1; + return glyph; +} |