diff options
Diffstat (limited to 'core/fpdfapi/fpdf_font/cpdf_type1font.cpp')
| -rw-r--r-- | core/fpdfapi/fpdf_font/cpdf_type1font.cpp | 398 |
1 files changed, 0 insertions, 398 deletions
diff --git a/core/fpdfapi/fpdf_font/cpdf_type1font.cpp b/core/fpdfapi/fpdf_font/cpdf_type1font.cpp deleted file mode 100644 index d80d59ae9d..0000000000 --- a/core/fpdfapi/fpdf_font/cpdf_type1font.cpp +++ /dev/null @@ -1,398 +0,0 @@ -// Copyright 2016 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com - -#include "core/fpdfapi/fpdf_font/cpdf_type1font.h" - -#include "core/fpdfapi/fpdf_font/font_int.h" -#include "core/fpdfapi/fpdf_parser/cpdf_dictionary.h" -#include "core/fxge/cfx_gemodule.h" -#include "core/fxge/fx_freetype.h" - -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ -#include "core/fxge/apple/apple_int.h" -#endif - -namespace { - -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ -struct GlyphNameMap { - const FX_CHAR* m_pStrAdobe; - const FX_CHAR* m_pStrUnicode; -}; - -const GlyphNameMap g_GlyphNameSubsts[] = {{"ff", "uniFB00"}, - {"ffi", "uniFB03"}, - {"ffl", "uniFB04"}, - {"fi", "uniFB01"}, - {"fl", "uniFB02"}}; - -int compareString(const void* key, const void* element) { - return FXSYS_stricmp(static_cast<const FX_CHAR*>(key), - static_cast<const GlyphNameMap*>(element)->m_pStrAdobe); -} - -const FX_CHAR* GlyphNameRemap(const FX_CHAR* pStrAdobe) { - const GlyphNameMap* found = static_cast<const GlyphNameMap*>(FXSYS_bsearch( - pStrAdobe, g_GlyphNameSubsts, FX_ArraySize(g_GlyphNameSubsts), - sizeof(GlyphNameMap), compareString)); - return found ? found->m_pStrUnicode : nullptr; -} - -#endif // _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - -FX_BOOL FT_UseType1Charmap(FXFT_Face face) { - if (FXFT_Get_Face_CharmapCount(face) == 0) { - return FALSE; - } - if (FXFT_Get_Face_CharmapCount(face) == 1 && - FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmaps(face)[0]) == - FXFT_ENCODING_UNICODE) { - return FALSE; - } - if (FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmaps(face)[0]) == - FXFT_ENCODING_UNICODE) { - FXFT_Set_Charmap(face, FXFT_Get_Face_Charmaps(face)[1]); - } else { - FXFT_Set_Charmap(face, FXFT_Get_Face_Charmaps(face)[0]); - } - return TRUE; -} - -} // namespace - -CPDF_Type1Font::CPDF_Type1Font() : m_Base14Font(-1) {} - -bool CPDF_Type1Font::IsType1Font() const { - return true; -} - -const CPDF_Type1Font* CPDF_Type1Font::AsType1Font() const { - return this; -} - -CPDF_Type1Font* CPDF_Type1Font::AsType1Font() { - return this; -} - -bool CPDF_Type1Font::Load() { - m_Base14Font = PDF_GetStandardFontName(&m_BaseFont); - if (m_Base14Font >= 0) { - CPDF_Dictionary* pFontDesc = m_pFontDict->GetDictFor("FontDescriptor"); - if (pFontDesc && pFontDesc->KeyExist("Flags")) - m_Flags = pFontDesc->GetIntegerFor("Flags"); - else - m_Flags = m_Base14Font >= 12 ? PDFFONT_SYMBOLIC : PDFFONT_NONSYMBOLIC; - - if (m_Base14Font < 4) { - for (int i = 0; i < 256; i++) - m_CharWidth[i] = 600; - } - if (m_Base14Font == 12) - m_BaseEncoding = PDFFONT_ENCODING_ADOBE_SYMBOL; - else if (m_Base14Font == 13) - m_BaseEncoding = PDFFONT_ENCODING_ZAPFDINGBATS; - else if (m_Flags & PDFFONT_NONSYMBOLIC) - m_BaseEncoding = PDFFONT_ENCODING_STANDARD; - } - return LoadCommon(); -} - -int CPDF_Type1Font::GlyphFromCharCodeExt(uint32_t charcode) { - if (charcode > 0xff) { - return -1; - } - int index = m_ExtGID[(uint8_t)charcode]; - if (index == 0xffff) { - return -1; - } - return index; -} - -void CPDF_Type1Font::LoadGlyphMap() { - if (!m_Font.GetFace()) - return; - -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - bool bCoreText = true; - CQuartz2D& quartz2d = - static_cast<CApplePlatform*>(CFX_GEModule::Get()->GetPlatformData()) - ->m_quartz2d; - if (!m_Font.GetPlatformFont()) { - if (m_Font.GetPsName() == "DFHeiStd-W5") - bCoreText = false; - - m_Font.SetPlatformFont( - quartz2d.CreateFont(m_Font.GetFontData(), m_Font.GetSize())); - if (!m_Font.GetPlatformFont()) - bCoreText = false; - } -#endif - if (!IsEmbedded() && (m_Base14Font < 12) && m_Font.IsTTFont()) { - if (FT_UseTTCharmap(m_Font.GetFace(), 3, 0)) { - FX_BOOL bGotOne = FALSE; - for (int charcode = 0; charcode < 256; charcode++) { - const uint8_t prefix[4] = {0x00, 0xf0, 0xf1, 0xf2}; - for (int j = 0; j < 4; j++) { - uint16_t unicode = prefix[j] * 256 + charcode; - m_GlyphIndex[charcode] = - FXFT_Get_Char_Index(m_Font.GetFace(), unicode); -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - FX_CHAR name_glyph[256]; - FXFT_Get_Glyph_Name(m_Font.GetFace(), m_GlyphIndex[charcode], - name_glyph, 256); - name_glyph[255] = 0; - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name_glyph, kCFStringEncodingASCII, - kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } -#endif - if (m_GlyphIndex[charcode]) { - bGotOne = TRUE; - break; - } - } - } - if (bGotOne) { -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (!bCoreText) - FXSYS_memcpy(m_ExtGID, m_GlyphIndex, 256); -#endif - return; - } - } - FXFT_Select_Charmap(m_Font.GetFace(), FXFT_ENCODING_UNICODE); - if (m_BaseEncoding == 0) { - m_BaseEncoding = PDFFONT_ENCODING_STANDARD; - } - for (int charcode = 0; charcode < 256; charcode++) { - const FX_CHAR* name = - GetAdobeCharName(m_BaseEncoding, m_CharNames, charcode); - if (!name) - continue; - - m_Encoding.m_Unicodes[charcode] = PDF_UnicodeFromAdobeName(name); - m_GlyphIndex[charcode] = FXFT_Get_Char_Index( - m_Font.GetFace(), m_Encoding.m_Unicodes[charcode]); -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - FX_CHAR name_glyph[256]; - FXFT_Get_Glyph_Name(m_Font.GetFace(), m_GlyphIndex[charcode], name_glyph, - 256); - name_glyph[255] = 0; - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name_glyph, kCFStringEncodingASCII, - kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } -#endif - if (m_GlyphIndex[charcode] == 0 && FXSYS_strcmp(name, ".notdef") == 0) { - m_Encoding.m_Unicodes[charcode] = 0x20; - m_GlyphIndex[charcode] = FXFT_Get_Char_Index(m_Font.GetFace(), 0x20); -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - FX_CHAR name_glyph[256]; - FXFT_Get_Glyph_Name(m_Font.GetFace(), m_GlyphIndex[charcode], - name_glyph, 256); - name_glyph[255] = 0; - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name_glyph, kCFStringEncodingASCII, - kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } -#endif - } - } -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (!bCoreText) - FXSYS_memcpy(m_ExtGID, m_GlyphIndex, 256); -#endif - return; - } - FT_UseType1Charmap(m_Font.GetFace()); -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (bCoreText) { - if (m_Flags & PDFFONT_SYMBOLIC) { - for (int charcode = 0; charcode < 256; charcode++) { - const FX_CHAR* name = - GetAdobeCharName(m_BaseEncoding, m_CharNames, charcode); - if (name) { - m_Encoding.m_Unicodes[charcode] = PDF_UnicodeFromAdobeName(name); - m_GlyphIndex[charcode] = - FXFT_Get_Name_Index(m_Font.GetFace(), (char*)name); - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name, kCFStringEncodingASCII, - kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } - } else { - m_GlyphIndex[charcode] = - FXFT_Get_Char_Index(m_Font.GetFace(), charcode); - FX_WCHAR unicode = 0; - if (m_GlyphIndex[charcode]) { - unicode = - FT_UnicodeFromCharCode(PDFFONT_ENCODING_STANDARD, charcode); - } - FX_CHAR name_glyph[256]; - FXSYS_memset(name_glyph, 0, sizeof(name_glyph)); - FXFT_Get_Glyph_Name(m_Font.GetFace(), m_GlyphIndex[charcode], - name_glyph, 256); - name_glyph[255] = 0; - if (unicode == 0 && name_glyph[0] != 0) { - unicode = PDF_UnicodeFromAdobeName(name_glyph); - } - m_Encoding.m_Unicodes[charcode] = unicode; - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name_glyph, kCFStringEncodingASCII, - kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } - } - } - return; - } - FX_BOOL bUnicode = FALSE; - if (0 == FXFT_Select_Charmap(m_Font.GetFace(), FXFT_ENCODING_UNICODE)) { - bUnicode = TRUE; - } - for (int charcode = 0; charcode < 256; charcode++) { - const FX_CHAR* name = - GetAdobeCharName(m_BaseEncoding, m_CharNames, charcode); - if (!name) { - continue; - } - m_Encoding.m_Unicodes[charcode] = PDF_UnicodeFromAdobeName(name); - const FX_CHAR* pStrUnicode = GlyphNameRemap(name); - if (pStrUnicode && - 0 == FXFT_Get_Name_Index(m_Font.GetFace(), (char*)name)) { - name = pStrUnicode; - } - m_GlyphIndex[charcode] = - FXFT_Get_Name_Index(m_Font.GetFace(), (char*)name); - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name, kCFStringEncodingASCII, kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } - if (m_GlyphIndex[charcode] == 0) { - if (FXSYS_strcmp(name, ".notdef") != 0 && - FXSYS_strcmp(name, "space") != 0) { - m_GlyphIndex[charcode] = FXFT_Get_Char_Index( - m_Font.GetFace(), - bUnicode ? m_Encoding.m_Unicodes[charcode] : charcode); - FX_CHAR name_glyph[256]; - FXFT_Get_Glyph_Name(m_Font.GetFace(), m_GlyphIndex[charcode], - name_glyph, 256); - name_glyph[255] = 0; - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name_glyph, kCFStringEncodingASCII, - kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } - } else { - m_Encoding.m_Unicodes[charcode] = 0x20; - m_GlyphIndex[charcode] = - bUnicode ? FXFT_Get_Char_Index(m_Font.GetFace(), 0x20) : 0xffff; - FX_CHAR name_glyph[256]; - FXFT_Get_Glyph_Name(m_Font.GetFace(), m_GlyphIndex[charcode], - name_glyph, 256); - name_glyph[255] = 0; - CFStringRef name_ct = CFStringCreateWithCStringNoCopy( - kCFAllocatorDefault, name_glyph, kCFStringEncodingASCII, - kCFAllocatorNull); - m_ExtGID[charcode] = CGFontGetGlyphWithGlyphName( - (CGFontRef)m_Font.GetPlatformFont(), name_ct); - if (name_ct) { - CFRelease(name_ct); - } - } - } - } - return; - } -#endif // _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (m_Flags & PDFFONT_SYMBOLIC) { - for (int charcode = 0; charcode < 256; charcode++) { - const FX_CHAR* name = - GetAdobeCharName(m_BaseEncoding, m_CharNames, charcode); - if (name) { - m_Encoding.m_Unicodes[charcode] = PDF_UnicodeFromAdobeName(name); - m_GlyphIndex[charcode] = - FXFT_Get_Name_Index(m_Font.GetFace(), (char*)name); - } else { - m_GlyphIndex[charcode] = - FXFT_Get_Char_Index(m_Font.GetFace(), charcode); - if (m_GlyphIndex[charcode]) { - FX_WCHAR unicode = - FT_UnicodeFromCharCode(PDFFONT_ENCODING_STANDARD, charcode); - if (unicode == 0) { - FX_CHAR name_glyph[256]; - FXSYS_memset(name_glyph, 0, sizeof(name_glyph)); - FXFT_Get_Glyph_Name(m_Font.GetFace(), m_GlyphIndex[charcode], - name_glyph, 256); - name_glyph[255] = 0; - if (name_glyph[0] != 0) { - unicode = PDF_UnicodeFromAdobeName(name_glyph); - } - } - m_Encoding.m_Unicodes[charcode] = unicode; - } - } - } -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (!bCoreText) - FXSYS_memcpy(m_ExtGID, m_GlyphIndex, 256); - -#endif - return; - } - FX_BOOL bUnicode = FALSE; - if (0 == FXFT_Select_Charmap(m_Font.GetFace(), FXFT_ENCODING_UNICODE)) { - bUnicode = TRUE; - } - for (int charcode = 0; charcode < 256; charcode++) { - const FX_CHAR* name = - GetAdobeCharName(m_BaseEncoding, m_CharNames, charcode); - if (!name) { - continue; - } - m_Encoding.m_Unicodes[charcode] = PDF_UnicodeFromAdobeName(name); - m_GlyphIndex[charcode] = FXFT_Get_Name_Index(m_Font.GetFace(), (char*)name); - if (m_GlyphIndex[charcode] == 0) { - if (FXSYS_strcmp(name, ".notdef") != 0 && - FXSYS_strcmp(name, "space") != 0) { - m_GlyphIndex[charcode] = FXFT_Get_Char_Index( - m_Font.GetFace(), - bUnicode ? m_Encoding.m_Unicodes[charcode] : charcode); - } else { - m_Encoding.m_Unicodes[charcode] = 0x20; - m_GlyphIndex[charcode] = 0xffff; - } - } - } -#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - if (!bCoreText) - FXSYS_memcpy(m_ExtGID, m_GlyphIndex, 256); -#endif -} |