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Unified Diff: core/fpdfapi/fpdf_font/cpdf_type1font.cpp

Issue 2392773003: Move core/fpdfapi/fpdf_font to core/fpdfapi/font (Closed)
Patch Set: Created 4 years, 2 months ago
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Index: core/fpdfapi/fpdf_font/cpdf_type1font.cpp
diff --git a/core/fpdfapi/fpdf_font/cpdf_type1font.cpp b/core/fpdfapi/fpdf_font/cpdf_type1font.cpp
deleted file mode 100644
index d80d59ae9d7ff199e882f9a193dec40e868e425a..0000000000000000000000000000000000000000
--- 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
-}
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