diff options
author | Lei Zhang <thestig@chromium.org> | 2015-08-17 15:05:46 -0700 |
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committer | Lei Zhang <thestig@chromium.org> | 2015-08-17 15:05:46 -0700 |
commit | 52a48aadc19b2dee8abeb702269bb168eb6b6999 (patch) | |
tree | e3a77486e920c04abe2f0890c1baa70399d5ab80 | |
parent | 9494421208674d2c57a9f864d342f017c0b20902 (diff) | |
download | pdfium-52a48aadc19b2dee8abeb702269bb168eb6b6999.tar.xz |
Cleanup CFX_UnicodeEncoding and remove IFX_FontEncoding.
R=tsepez@chromium.org
Review URL: https://codereview.chromium.org/1296753003 .
-rw-r--r-- | core/include/fxge/fx_font.h | 14 | ||||
-rw-r--r-- | core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp | 27 | ||||
-rw-r--r-- | core/src/fxge/ge/fx_ge_font.cpp | 45 | ||||
-rw-r--r-- | core/src/fxge/ge/text_int.h | 16 |
4 files changed, 34 insertions, 68 deletions
diff --git a/core/include/fxge/fx_font.h b/core/include/fxge/fx_font.h index 8e0f5a1615..d9b557a87b 100644 --- a/core/include/fxge/fx_font.h +++ b/core/include/fxge/fx_font.h @@ -134,18 +134,18 @@ class CFX_Font { #define ENCODING_INTERNAL 0 #define ENCODING_UNICODE 1 -class IFX_FontEncoding { +class CFX_UnicodeEncoding { public: - virtual ~IFX_FontEncoding() {} + explicit CFX_UnicodeEncoding(CFX_Font* pFont); + ~CFX_UnicodeEncoding(); - virtual FX_DWORD GlyphFromCharCode(FX_DWORD charcode) = 0; + FX_DWORD GlyphFromCharCode(FX_DWORD charcode); - virtual CFX_WideString UnicodeFromCharCode(FX_DWORD charcode) const = 0; - - virtual FX_DWORD CharCodeFromUnicode(FX_WCHAR Unicode) const = 0; + private: + // Unowned, not nullptr. + CFX_Font* m_pFont; }; -IFX_FontEncoding* FXGE_CreateUnicodeEncoding(CFX_Font* pFont); #define FXFONT_SUBST_MM 0x01 #define FXFONT_SUBST_GLYPHPATH 0x04 #define FXFONT_SUBST_CLEARTYPE 0x08 diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp index fa21ac1058..ed055459d4 100644 --- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp +++ b/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp @@ -426,6 +426,7 @@ CPDF_Font* CPDF_Document::AddWindowsFont(LOGFONTA* pLogFont, return LoadFont(pBaseDict); } #endif + #if (_FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_) uint32_t FX_GetLangHashCode(const FX_CHAR* pStr) { FXSYS_assert(pStr != NULL); @@ -791,9 +792,10 @@ CPDF_Font* CPDF_Document::AddMacFont(CTFontRef pFont, CFRelease(languages); return LoadFont(pBaseDict); } -#endif +#endif // (_FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_) + static void _InsertWidthArray1(CFX_Font* pFont, - IFX_FontEncoding* pEncoding, + CFX_UnicodeEncoding* pEncoding, FX_WCHAR start, FX_WCHAR end, CPDF_Array* pWidthArray) { @@ -821,6 +823,7 @@ static void _InsertWidthArray1(CFX_Font* pFont, } FX_Free(widths); } + CPDF_Font* CPDF_Document::AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert) { if (pFont == NULL) { return NULL; @@ -843,7 +846,8 @@ CPDF_Font* CPDF_Document::AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert) { } CPDF_Dictionary* pBaseDict = new CPDF_Dictionary; pBaseDict->SetAtName("Type", "Font"); - IFX_FontEncoding* pEncoding = FXGE_CreateUnicodeEncoding(pFont); + nonstd::unique_ptr<CFX_UnicodeEncoding> pEncoding( + new CFX_UnicodeEncoding(pFont)); CPDF_Dictionary* pFontDict = pBaseDict; if (!bCJK) { CPDF_Array* pWidths = new CPDF_Array; @@ -921,35 +925,35 @@ CPDF_Font* CPDF_Document::AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert) { ordering = "CNS1"; supplement = 4; pWidthArray->AddInteger(1); - _InsertWidthArray1(pFont, pEncoding, 0x20, 0x7e, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7e, pWidthArray); break; case FXFONT_GB2312_CHARSET: cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H"; ordering = "GB1", supplement = 2; pWidthArray->AddInteger(7716); - _InsertWidthArray1(pFont, pEncoding, 0x20, 0x20, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x20, pWidthArray); pWidthArray->AddInteger(814); - _InsertWidthArray1(pFont, pEncoding, 0x21, 0x7e, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0x21, 0x7e, pWidthArray); break; case FXFONT_HANGEUL_CHARSET: cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H"; ordering = "Korea1"; supplement = 2; pWidthArray->AddInteger(1); - _InsertWidthArray1(pFont, pEncoding, 0x20, 0x7e, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7e, pWidthArray); break; case FXFONT_SHIFTJIS_CHARSET: cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H"; ordering = "Japan1"; supplement = 5; pWidthArray->AddInteger(231); - _InsertWidthArray1(pFont, pEncoding, 0x20, 0x7d, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0x20, 0x7d, pWidthArray); pWidthArray->AddInteger(326); - _InsertWidthArray1(pFont, pEncoding, 0xa0, 0xa0, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0xa0, 0xa0, pWidthArray); pWidthArray->AddInteger(327); - _InsertWidthArray1(pFont, pEncoding, 0xa1, 0xdf, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0xa1, 0xdf, pWidthArray); pWidthArray->AddInteger(631); - _InsertWidthArray1(pFont, pEncoding, 0x7e, 0x7e, pWidthArray); + _InsertWidthArray1(pFont, pEncoding.get(), 0x7e, 0x7e, pWidthArray); break; } pBaseDict->SetAtName("Subtype", "Type0"); @@ -1003,7 +1007,6 @@ CPDF_Font* CPDF_Document::AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert) { } } } - delete pEncoding; pFontDesc->SetAtInteger("StemV", nStemV); AddIndirectObject(pFontDesc); pFontDict->SetAtReference("FontDescriptor", this, pFontDesc); diff --git a/core/src/fxge/ge/fx_ge_font.cpp b/core/src/fxge/ge/fx_ge_font.cpp index 8be177ed14..d72adc36bf 100644 --- a/core/src/fxge/ge/fx_ge_font.cpp +++ b/core/src/fxge/ge/fx_ge_font.cpp @@ -379,48 +379,27 @@ int CFX_Font::GetULthickness() { FXFT_Get_Face_UnderLineThickness(m_Face)); return thickness; } -CFX_UnicodeEncoding::CFX_UnicodeEncoding(CFX_Font* pFont) { - m_pFont = pFont; + +CFX_UnicodeEncoding::CFX_UnicodeEncoding(CFX_Font* pFont) : m_pFont(pFont) { +} + +CFX_UnicodeEncoding::~CFX_UnicodeEncoding() { } + FX_DWORD CFX_UnicodeEncoding::GlyphFromCharCode(FX_DWORD charcode) { FXFT_Face face = m_pFont->GetFace(); - if (!face) { + if (!face) return charcode; - } - if (FXFT_Select_Charmap(face, FXFT_ENCODING_UNICODE) == 0) { + + if (FXFT_Select_Charmap(face, FXFT_ENCODING_UNICODE) == 0) return FXFT_Get_Char_Index(face, charcode); - } + if (m_pFont->m_pSubstFont && m_pFont->m_pSubstFont->m_Charset == 2) { FX_DWORD index = 0; - if (FXFT_Select_Charmap(face, FXFT_ENCODING_MS_SYMBOL) == 0) { + if (FXFT_Select_Charmap(face, FXFT_ENCODING_MS_SYMBOL) == 0) index = FXFT_Get_Char_Index(face, charcode); - } - if (!index && !FXFT_Select_Charmap(face, FXFT_ENCODING_APPLE_ROMAN)) { + if (!index && !FXFT_Select_Charmap(face, FXFT_ENCODING_APPLE_ROMAN)) return FXFT_Get_Char_Index(face, charcode); - } } return charcode; } -FX_DWORD CFX_UnicodeEncoding::GlyphFromCharCodeEx(FX_DWORD charcode, - int encoding) { - FXFT_Face face = m_pFont->GetFace(); - if (!face) { - return charcode; - } - if (encoding == ENCODING_UNICODE) { - return GlyphFromCharCode(charcode); - } - int nmaps = FXFT_Get_Face_CharmapCount(m_pFont->m_Face); - int i = 0; - while (i < nmaps) { - int encoding = FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmaps(face)[i++]); - if (encoding != FXFT_ENCODING_UNICODE) { - FXFT_Select_Charmap(face, encoding); - break; - } - } - return FXFT_Get_Char_Index(face, charcode); -} -IFX_FontEncoding* FXGE_CreateUnicodeEncoding(CFX_Font* pFont) { - return new CFX_UnicodeEncoding(pFont); -} diff --git a/core/src/fxge/ge/text_int.h b/core/src/fxge/ge/text_int.h index e9f81b3ca7..61f47eac9c 100644 --- a/core/src/fxge/ge/text_int.h +++ b/core/src/fxge/ge/text_int.h @@ -41,23 +41,7 @@ class CTTFontDesc { uint8_t* m_pFontData; int m_RefCount; }; -class CFX_UnicodeEncoding : public IFX_FontEncoding { - public: - CFX_UnicodeEncoding(CFX_Font* pFont); - virtual FX_DWORD GlyphFromCharCodeEx(FX_DWORD charcode, - int encoding = ENCODING_UNICODE); - private: - CFX_Font* m_pFont; - virtual FX_DWORD GlyphFromCharCode(FX_DWORD charcode); - virtual CFX_WideString UnicodeFromCharCode(FX_DWORD charcode) const { - return CFX_WideString((FX_WCHAR)charcode); - } - virtual FX_DWORD CharCodeFromUnicode(FX_WCHAR Unicode) const { - return Unicode; - } - virtual FX_BOOL IsUnicodeCompatible() const { return TRUE; } -}; #define CHARSET_FLAG_ANSI 1 #define CHARSET_FLAG_SYMBOL 2 #define CHARSET_FLAG_SHIFTJIS 4 |