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Diffstat (limited to 'core/fxge/ge/cfx_fontmgr.cpp')
-rw-r--r--core/fxge/ge/cfx_fontmgr.cpp259
1 files changed, 0 insertions, 259 deletions
diff --git a/core/fxge/ge/cfx_fontmgr.cpp b/core/fxge/ge/cfx_fontmgr.cpp
deleted file mode 100644
index ec184ae266..0000000000
--- a/core/fxge/ge/cfx_fontmgr.cpp
+++ /dev/null
@@ -1,259 +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/fxge/cfx_fontmgr.h"
-
-#include <memory>
-#include <utility>
-
-#include "core/fxge/cfx_fontmapper.h"
-#include "core/fxge/cfx_substfont.h"
-#include "core/fxge/fontdata/chromefontdata/chromefontdata.h"
-#include "core/fxge/fx_font.h"
-#include "core/fxge/ge/cttfontdesc.h"
-#include "core/fxge/ifx_systemfontinfo.h"
-#include "third_party/base/ptr_util.h"
-
-namespace {
-
-struct BuiltinFont {
- const uint8_t* m_pFontData;
- uint32_t m_dwSize;
-};
-
-const BuiltinFont g_FoxitFonts[14] = {
- {g_FoxitFixedFontData, 17597},
- {g_FoxitFixedBoldFontData, 18055},
- {g_FoxitFixedBoldItalicFontData, 19151},
- {g_FoxitFixedItalicFontData, 18746},
- {g_FoxitSansFontData, 15025},
- {g_FoxitSansBoldFontData, 16344},
- {g_FoxitSansBoldItalicFontData, 16418},
- {g_FoxitSansItalicFontData, 16339},
- {g_FoxitSerifFontData, 19469},
- {g_FoxitSerifBoldFontData, 19395},
- {g_FoxitSerifBoldItalicFontData, 20733},
- {g_FoxitSerifItalicFontData, 21227},
- {g_FoxitSymbolFontData, 16729},
- {g_FoxitDingbatsFontData, 29513},
-};
-
-const BuiltinFont g_MMFonts[2] = {
- {g_FoxitSerifMMFontData, 113417},
- {g_FoxitSansMMFontData, 66919},
-};
-
-CFX_ByteString KeyNameFromFace(const CFX_ByteString& face_name,
- int weight,
- bool bItalic) {
- CFX_ByteString key(face_name);
- key += ',';
- key += CFX_ByteString::FormatInteger(weight);
- key += bItalic ? 'I' : 'N';
- return key;
-}
-
-CFX_ByteString KeyNameFromSize(int ttc_size, uint32_t checksum) {
- CFX_ByteString key;
- key.Format("%d:%d", ttc_size, checksum);
- return key;
-}
-
-int GetTTCIndex(const uint8_t* pFontData,
- uint32_t ttc_size,
- uint32_t font_offset) {
- int face_index = 0;
- const uint8_t* p = pFontData + 8;
- uint32_t nfont = GET_TT_LONG(p);
- uint32_t index;
- for (index = 0; index < nfont; index++) {
- p = pFontData + 12 + index * 4;
- if (GET_TT_LONG(p) == font_offset)
- break;
- }
- if (index >= nfont)
- face_index = 0;
- else
- face_index = index;
- return face_index;
-}
-
-} // namespace
-
-CFX_FontMgr::CFX_FontMgr()
- : m_FTLibrary(nullptr), m_FTLibrarySupportsHinting(false) {
- m_pBuiltinMapper = pdfium::MakeUnique<CFX_FontMapper>(this);
-}
-
-CFX_FontMgr::~CFX_FontMgr() {
- // |m_FaceMap| and |m_pBuiltinMapper| reference |m_FTLibrary|, so they must
- // be destroyed first.
- m_FaceMap.clear();
- m_pBuiltinMapper.reset();
- FXFT_Done_FreeType(m_FTLibrary);
-}
-
-void CFX_FontMgr::InitFTLibrary() {
- if (m_FTLibrary)
- return;
- FXFT_Init_FreeType(&m_FTLibrary);
- m_FTLibrarySupportsHinting =
- FXFT_Library_SetLcdFilter(m_FTLibrary, FT_LCD_FILTER_DEFAULT) !=
- FT_Err_Unimplemented_Feature;
-}
-
-void CFX_FontMgr::SetSystemFontInfo(
- std::unique_ptr<IFX_SystemFontInfo> pFontInfo) {
- m_pBuiltinMapper->SetSystemFontInfo(std::move(pFontInfo));
-}
-
-FXFT_Face CFX_FontMgr::FindSubstFont(const CFX_ByteString& face_name,
- bool bTrueType,
- uint32_t flags,
- int weight,
- int italic_angle,
- int CharsetCP,
- CFX_SubstFont* pSubstFont) {
- InitFTLibrary();
- return m_pBuiltinMapper->FindSubstFont(face_name, bTrueType, flags, weight,
- italic_angle, CharsetCP, pSubstFont);
-}
-
-FXFT_Face CFX_FontMgr::GetCachedFace(const CFX_ByteString& face_name,
- int weight,
- bool bItalic,
- uint8_t*& pFontData) {
- auto it = m_FaceMap.find(KeyNameFromFace(face_name, weight, bItalic));
- if (it == m_FaceMap.end())
- return nullptr;
-
- CTTFontDesc* pFontDesc = it->second.get();
- pFontData = pFontDesc->m_pFontData;
- pFontDesc->m_RefCount++;
- return pFontDesc->m_SingleFace;
-}
-
-FXFT_Face CFX_FontMgr::AddCachedFace(const CFX_ByteString& face_name,
- int weight,
- bool bItalic,
- uint8_t* pData,
- uint32_t size,
- int face_index) {
- auto pFontDesc = pdfium::MakeUnique<CTTFontDesc>();
- pFontDesc->m_Type = 1;
- pFontDesc->m_SingleFace = nullptr;
- pFontDesc->m_pFontData = pData;
- pFontDesc->m_RefCount = 1;
-
- InitFTLibrary();
- FXFT_Library library = m_FTLibrary;
- int ret = FXFT_New_Memory_Face(library, pData, size, face_index,
- &pFontDesc->m_SingleFace);
- if (ret)
- return nullptr;
-
- ret = FXFT_Set_Pixel_Sizes(pFontDesc->m_SingleFace, 64, 64);
- if (ret)
- return nullptr;
-
- CTTFontDesc* pResult = pFontDesc.get();
- m_FaceMap[KeyNameFromFace(face_name, weight, bItalic)] = std::move(pFontDesc);
- return pResult->m_SingleFace;
-}
-
-FXFT_Face CFX_FontMgr::GetCachedTTCFace(int ttc_size,
- uint32_t checksum,
- int font_offset,
- uint8_t*& pFontData) {
- auto it = m_FaceMap.find(KeyNameFromSize(ttc_size, checksum));
- if (it == m_FaceMap.end())
- return nullptr;
-
- CTTFontDesc* pFontDesc = it->second.get();
- pFontData = pFontDesc->m_pFontData;
- pFontDesc->m_RefCount++;
- int face_index = GetTTCIndex(pFontDesc->m_pFontData, ttc_size, font_offset);
- if (!pFontDesc->m_TTCFaces[face_index]) {
- pFontDesc->m_TTCFaces[face_index] =
- GetFixedFace(pFontDesc->m_pFontData, ttc_size, face_index);
- }
- return pFontDesc->m_TTCFaces[face_index];
-}
-
-FXFT_Face CFX_FontMgr::AddCachedTTCFace(int ttc_size,
- uint32_t checksum,
- uint8_t* pData,
- uint32_t size,
- int font_offset) {
- auto pFontDesc = pdfium::MakeUnique<CTTFontDesc>();
- pFontDesc->m_Type = 2;
- pFontDesc->m_pFontData = pData;
- for (int i = 0; i < 16; i++)
- pFontDesc->m_TTCFaces[i] = nullptr;
- pFontDesc->m_RefCount++;
- CTTFontDesc* pResult = pFontDesc.get();
- m_FaceMap[KeyNameFromSize(ttc_size, checksum)] = std::move(pFontDesc);
- int face_index = GetTTCIndex(pResult->m_pFontData, ttc_size, font_offset);
- pResult->m_TTCFaces[face_index] =
- GetFixedFace(pResult->m_pFontData, ttc_size, face_index);
- return pResult->m_TTCFaces[face_index];
-}
-
-FXFT_Face CFX_FontMgr::GetFixedFace(const uint8_t* pData,
- uint32_t size,
- int face_index) {
- InitFTLibrary();
- FXFT_Library library = m_FTLibrary;
- FXFT_Face face = nullptr;
- if (FXFT_New_Memory_Face(library, pData, size, face_index, &face))
- return nullptr;
- return FXFT_Set_Pixel_Sizes(face, 64, 64) ? nullptr : face;
-}
-
-FXFT_Face CFX_FontMgr::GetFileFace(const char* filename, int face_index) {
- InitFTLibrary();
- FXFT_Library library = m_FTLibrary;
- FXFT_Face face = nullptr;
- if (FXFT_New_Face(library, filename, face_index, &face))
- return nullptr;
- return FXFT_Set_Pixel_Sizes(face, 64, 64) ? nullptr : face;
-}
-
-void CFX_FontMgr::ReleaseFace(FXFT_Face face) {
- if (!face)
- return;
- bool bNeedFaceDone = true;
- auto it = m_FaceMap.begin();
- while (it != m_FaceMap.end()) {
- auto temp = it++;
- int nRet = temp->second->ReleaseFace(face);
- if (nRet == -1)
- continue;
- bNeedFaceDone = false;
- if (nRet == 0)
- m_FaceMap.erase(temp);
- break;
- }
- if (bNeedFaceDone && !m_pBuiltinMapper->IsBuiltinFace(face))
- FXFT_Done_Face(face);
-}
-
-bool CFX_FontMgr::GetBuiltinFont(size_t index,
- const uint8_t** pFontData,
- uint32_t* size) {
- if (index < FX_ArraySize(g_FoxitFonts)) {
- *pFontData = g_FoxitFonts[index].m_pFontData;
- *size = g_FoxitFonts[index].m_dwSize;
- return true;
- }
- index -= FX_ArraySize(g_FoxitFonts);
- if (index < FX_ArraySize(g_MMFonts)) {
- *pFontData = g_MMFonts[index].m_pFontData;
- *size = g_MMFonts[index].m_dwSize;
- return true;
- }
- return false;
-}
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