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author | Lei Zhang <thestig@chromium.org> | 2017-06-02 15:27:22 -0700 |
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committer | Chromium commit bot <commit-bot@chromium.org> | 2017-06-02 23:02:09 +0000 |
commit | 633a3b7b908031ca0db12d7694d6a09715fc6143 (patch) | |
tree | 7ddc360a051b92f196693dc200045fecdf47c849 /fpdfsdk/pdfwindow/PWL_FontMap.cpp | |
parent | 12eea8135482911c054e53b482b4176cbd629d97 (diff) | |
download | pdfium-633a3b7b908031ca0db12d7694d6a09715fc6143.tar.xz |
Rename PWL_FooBar files to cpwl_foo_bar.
Change-Id: I7ed0ba0acbbee291e285555974ebf50c0073668f
Reviewed-on: https://pdfium-review.googlesource.com/6250
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Diffstat (limited to 'fpdfsdk/pdfwindow/PWL_FontMap.cpp')
-rw-r--r-- | fpdfsdk/pdfwindow/PWL_FontMap.cpp | 413 |
1 files changed, 0 insertions, 413 deletions
diff --git a/fpdfsdk/pdfwindow/PWL_FontMap.cpp b/fpdfsdk/pdfwindow/PWL_FontMap.cpp deleted file mode 100644 index c981f18705..0000000000 --- a/fpdfsdk/pdfwindow/PWL_FontMap.cpp +++ /dev/null @@ -1,413 +0,0 @@ -// Copyright 2014 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 "fpdfsdk/pdfwindow/PWL_FontMap.h" - -#include <utility> - -#include "core/fpdfapi/cpdf_modulemgr.h" -#include "core/fpdfapi/font/cpdf_font.h" -#include "core/fpdfapi/font/cpdf_fontencoding.h" -#include "core/fpdfapi/parser/cpdf_document.h" -#include "core/fpdfapi/parser/cpdf_parser.h" -#include "core/fpdfdoc/ipvt_fontmap.h" -#include "core/fxcrt/fx_codepage.h" -#include "fpdfsdk/pdfwindow/PWL_Wnd.h" -#include "third_party/base/ptr_util.h" -#include "third_party/base/stl_util.h" - -namespace { - -const char kDefaultFontName[] = "Helvetica"; - -const char* const g_sDEStandardFontName[] = {"Courier", - "Courier-Bold", - "Courier-BoldOblique", - "Courier-Oblique", - "Helvetica", - "Helvetica-Bold", - "Helvetica-BoldOblique", - "Helvetica-Oblique", - "Times-Roman", - "Times-Bold", - "Times-Italic", - "Times-BoldItalic", - "Symbol", - "ZapfDingbats"}; - -} // namespace - -CPWL_FontMap::CPWL_FontMap(CFX_SystemHandler* pSystemHandler) - : m_pSystemHandler(pSystemHandler) { - ASSERT(m_pSystemHandler); -} - -CPWL_FontMap::~CPWL_FontMap() { - Empty(); -} - -CPDF_Document* CPWL_FontMap::GetDocument() { - if (!m_pPDFDoc) { - if (CPDF_ModuleMgr::Get()) { - m_pPDFDoc = pdfium::MakeUnique<CPDF_Document>(nullptr); - m_pPDFDoc->CreateNewDoc(); - } - } - return m_pPDFDoc.get(); -} - -CPDF_Font* CPWL_FontMap::GetPDFFont(int32_t nFontIndex) { - if (pdfium::IndexInBounds(m_Data, nFontIndex) && m_Data[nFontIndex]) - return m_Data[nFontIndex]->pFont; - - return nullptr; -} - -CFX_ByteString CPWL_FontMap::GetPDFFontAlias(int32_t nFontIndex) { - if (pdfium::IndexInBounds(m_Data, nFontIndex) && m_Data[nFontIndex]) - return m_Data[nFontIndex]->sFontName; - - return CFX_ByteString(); -} - -bool CPWL_FontMap::KnowWord(int32_t nFontIndex, uint16_t word) { - return pdfium::IndexInBounds(m_Data, nFontIndex) && m_Data[nFontIndex] && - CharCodeFromUnicode(nFontIndex, word) >= 0; -} - -int32_t CPWL_FontMap::GetWordFontIndex(uint16_t word, - int32_t nCharset, - int32_t nFontIndex) { - if (nFontIndex > 0) { - if (KnowWord(nFontIndex, word)) - return nFontIndex; - } else { - if (const CPWL_FontMap_Data* pData = GetFontMapData(0)) { - if (nCharset == FX_CHARSET_Default || - pData->nCharset == FX_CHARSET_Symbol || nCharset == pData->nCharset) { - if (KnowWord(0, word)) - return 0; - } - } - } - - int32_t nNewFontIndex = - GetFontIndex(GetNativeFontName(nCharset), nCharset, true); - if (nNewFontIndex >= 0) { - if (KnowWord(nNewFontIndex, word)) - return nNewFontIndex; - } - nNewFontIndex = GetFontIndex("Arial Unicode MS", FX_CHARSET_Default, false); - if (nNewFontIndex >= 0) { - if (KnowWord(nNewFontIndex, word)) - return nNewFontIndex; - } - return -1; -} - -int32_t CPWL_FontMap::CharCodeFromUnicode(int32_t nFontIndex, uint16_t word) { - if (!pdfium::IndexInBounds(m_Data, nFontIndex)) - return -1; - - CPWL_FontMap_Data* pData = m_Data[nFontIndex].get(); - if (!pData || !pData->pFont) - return -1; - - if (pData->pFont->IsUnicodeCompatible()) - return pData->pFont->CharCodeFromUnicode(word); - - return word < 0xFF ? word : -1; -} - -CFX_ByteString CPWL_FontMap::GetNativeFontName(int32_t nCharset) { - for (const auto& pData : m_NativeFont) { - if (pData && pData->nCharset == nCharset) - return pData->sFontName; - } - - CFX_ByteString sNew = GetNativeFont(nCharset); - if (sNew.IsEmpty()) - return CFX_ByteString(); - - auto pNewData = pdfium::MakeUnique<CPWL_FontMap_Native>(); - pNewData->nCharset = nCharset; - pNewData->sFontName = sNew; - m_NativeFont.push_back(std::move(pNewData)); - return sNew; -} - -void CPWL_FontMap::Empty() { - m_Data.clear(); - m_NativeFont.clear(); -} - -void CPWL_FontMap::Initialize() { - GetFontIndex(kDefaultFontName, FX_CHARSET_ANSI, false); -} - -bool CPWL_FontMap::IsStandardFont(const CFX_ByteString& sFontName) { - for (size_t i = 0; i < FX_ArraySize(g_sDEStandardFontName); ++i) { - if (sFontName == g_sDEStandardFontName[i]) - return true; - } - - return false; -} - -int32_t CPWL_FontMap::FindFont(const CFX_ByteString& sFontName, - int32_t nCharset) { - int32_t i = 0; - for (const auto& pData : m_Data) { - if (pData && - (nCharset == FX_CHARSET_Default || nCharset == pData->nCharset) && - (sFontName.IsEmpty() || pData->sFontName == sFontName)) { - return i; - } - ++i; - } - return -1; -} - -int32_t CPWL_FontMap::GetFontIndex(const CFX_ByteString& sFontName, - int32_t nCharset, - bool bFind) { - int32_t nFontIndex = FindFont(EncodeFontAlias(sFontName, nCharset), nCharset); - if (nFontIndex >= 0) - return nFontIndex; - - CFX_ByteString sAlias; - CPDF_Font* pFont = bFind ? FindFontSameCharset(&sAlias, nCharset) : nullptr; - if (!pFont) { - CFX_ByteString sTemp = sFontName; - pFont = AddFontToDocument(GetDocument(), sTemp, nCharset); - sAlias = EncodeFontAlias(sTemp, nCharset); - } - AddedFont(pFont, sAlias); - return AddFontData(pFont, sAlias, nCharset); -} - -CPDF_Font* CPWL_FontMap::FindFontSameCharset(CFX_ByteString* sFontAlias, - int32_t nCharset) { - return nullptr; -} - -int32_t CPWL_FontMap::AddFontData(CPDF_Font* pFont, - const CFX_ByteString& sFontAlias, - int32_t nCharset) { - auto pNewData = pdfium::MakeUnique<CPWL_FontMap_Data>(); - pNewData->pFont = pFont; - pNewData->sFontName = sFontAlias; - pNewData->nCharset = nCharset; - m_Data.push_back(std::move(pNewData)); - return pdfium::CollectionSize<int32_t>(m_Data) - 1; -} - -void CPWL_FontMap::AddedFont(CPDF_Font* pFont, - const CFX_ByteString& sFontAlias) {} - -CFX_ByteString CPWL_FontMap::GetNativeFont(int32_t nCharset) { - if (nCharset == FX_CHARSET_Default) - nCharset = GetNativeCharset(); - - CFX_ByteString sFontName = GetDefaultFontByCharset(nCharset); - if (!m_pSystemHandler->FindNativeTrueTypeFont(sFontName)) - return CFX_ByteString(); - - return sFontName; -} - -CPDF_Font* CPWL_FontMap::AddFontToDocument(CPDF_Document* pDoc, - CFX_ByteString& sFontName, - uint8_t nCharset) { - if (IsStandardFont(sFontName)) - return AddStandardFont(pDoc, sFontName); - - return AddSystemFont(pDoc, sFontName, nCharset); -} - -CPDF_Font* CPWL_FontMap::AddStandardFont(CPDF_Document* pDoc, - CFX_ByteString& sFontName) { - if (!pDoc) - return nullptr; - - CPDF_Font* pFont = nullptr; - - if (sFontName == "ZapfDingbats") { - pFont = pDoc->AddStandardFont(sFontName.c_str(), nullptr); - } else { - CPDF_FontEncoding fe(PDFFONT_ENCODING_WINANSI); - pFont = pDoc->AddStandardFont(sFontName.c_str(), &fe); - } - - return pFont; -} - -CPDF_Font* CPWL_FontMap::AddSystemFont(CPDF_Document* pDoc, - CFX_ByteString& sFontName, - uint8_t nCharset) { - if (!pDoc) - return nullptr; - - if (sFontName.IsEmpty()) - sFontName = GetNativeFont(nCharset); - if (nCharset == FX_CHARSET_Default) - nCharset = GetNativeCharset(); - - return m_pSystemHandler->AddNativeTrueTypeFontToPDF(pDoc, sFontName, - nCharset); -} - -CFX_ByteString CPWL_FontMap::EncodeFontAlias(const CFX_ByteString& sFontName, - int32_t nCharset) { - CFX_ByteString sPostfix; - sPostfix.Format("_%02X", nCharset); - return EncodeFontAlias(sFontName) + sPostfix; -} - -CFX_ByteString CPWL_FontMap::EncodeFontAlias(const CFX_ByteString& sFontName) { - CFX_ByteString sRet = sFontName; - sRet.Remove(' '); - return sRet; -} - -const CPWL_FontMap_Data* CPWL_FontMap::GetFontMapData(int32_t nIndex) const { - return pdfium::IndexInBounds(m_Data, nIndex) ? m_Data[nIndex].get() : nullptr; -} - -int32_t CPWL_FontMap::GetNativeCharset() { - uint8_t nCharset = FX_CHARSET_ANSI; - int32_t iCodePage = FXSYS_GetACP(); - switch (iCodePage) { - case FX_CODEPAGE_ShiftJIS: - nCharset = FX_CHARSET_ShiftJIS; - break; - case FX_CODEPAGE_ChineseSimplified: - nCharset = FX_CHARSET_ChineseSimplified; - break; - case FX_CODEPAGE_ChineseTraditional: - nCharset = FX_CHARSET_ChineseTraditional; - break; - case FX_CODEPAGE_MSWin_WesternEuropean: - nCharset = FX_CHARSET_ANSI; - break; - case FX_CODEPAGE_MSDOS_Thai: - nCharset = FX_CHARSET_Thai; - break; - case FX_CODEPAGE_Hangul: - nCharset = FX_CHARSET_Hangul; - break; - case FX_CODEPAGE_UTF16LE: - nCharset = FX_CHARSET_ANSI; - break; - case FX_CODEPAGE_MSWin_EasternEuropean: - nCharset = FX_CHARSET_MSWin_EasternEuropean; - break; - case FX_CODEPAGE_MSWin_Cyrillic: - nCharset = FX_CHARSET_MSWin_Cyrillic; - break; - case FX_CODEPAGE_MSWin_Greek: - nCharset = FX_CHARSET_MSWin_Greek; - break; - case FX_CODEPAGE_MSWin_Turkish: - nCharset = FX_CHARSET_MSWin_Turkish; - break; - case FX_CODEPAGE_MSWin_Hebrew: - nCharset = FX_CHARSET_MSWin_Hebrew; - break; - case FX_CODEPAGE_MSWin_Arabic: - nCharset = FX_CHARSET_MSWin_Arabic; - break; - case FX_CODEPAGE_MSWin_Baltic: - nCharset = FX_CHARSET_MSWin_Baltic; - break; - case FX_CODEPAGE_MSWin_Vietnamese: - nCharset = FX_CHARSET_MSWin_Vietnamese; - break; - case FX_CODEPAGE_Johab: - nCharset = FX_CHARSET_Johab; - break; - } - return nCharset; -} - -const FPDF_CharsetFontMap CPWL_FontMap::defaultTTFMap[] = { - {FX_CHARSET_ANSI, "Helvetica"}, - {FX_CHARSET_ChineseSimplified, "SimSun"}, - {FX_CHARSET_ChineseTraditional, "MingLiU"}, - {FX_CHARSET_ShiftJIS, "MS Gothic"}, - {FX_CHARSET_Hangul, "Batang"}, - {FX_CHARSET_MSWin_Cyrillic, "Arial"}, -#if _FXM_PLATFORM_ == _FXM_PLATFORM_LINUX_ || \ - _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ - {FX_CHARSET_MSWin_EasternEuropean, "Arial"}, -#else - {FX_CHARSET_MSWin_EasternEuropean, "Tahoma"}, -#endif - {FX_CHARSET_MSWin_Arabic, "Arial"}, - {-1, nullptr}}; - -CFX_ByteString CPWL_FontMap::GetDefaultFontByCharset(int32_t nCharset) { - int i = 0; - while (defaultTTFMap[i].charset != -1) { - if (nCharset == defaultTTFMap[i].charset) - return defaultTTFMap[i].fontname; - ++i; - } - return ""; -} - -int32_t CPWL_FontMap::CharSetFromUnicode(uint16_t word, int32_t nOldCharset) { - // to avoid CJK Font to show ASCII - if (word < 0x7F) - return FX_CHARSET_ANSI; - // follow the old charset - if (nOldCharset != FX_CHARSET_Default) - return nOldCharset; - - // find new charset - if ((word >= 0x4E00 && word <= 0x9FA5) || - (word >= 0xE7C7 && word <= 0xE7F3) || - (word >= 0x3000 && word <= 0x303F) || - (word >= 0x2000 && word <= 0x206F)) { - return FX_CHARSET_ChineseSimplified; - } - - if (((word >= 0x3040) && (word <= 0x309F)) || - ((word >= 0x30A0) && (word <= 0x30FF)) || - ((word >= 0x31F0) && (word <= 0x31FF)) || - ((word >= 0xFF00) && (word <= 0xFFEF))) { - return FX_CHARSET_ShiftJIS; - } - - if (((word >= 0xAC00) && (word <= 0xD7AF)) || - ((word >= 0x1100) && (word <= 0x11FF)) || - ((word >= 0x3130) && (word <= 0x318F))) { - return FX_CHARSET_Hangul; - } - - if (word >= 0x0E00 && word <= 0x0E7F) - return FX_CHARSET_Thai; - - if ((word >= 0x0370 && word <= 0x03FF) || (word >= 0x1F00 && word <= 0x1FFF)) - return FX_CHARSET_MSWin_Greek; - - if ((word >= 0x0600 && word <= 0x06FF) || (word >= 0xFB50 && word <= 0xFEFC)) - return FX_CHARSET_MSWin_Arabic; - - if (word >= 0x0590 && word <= 0x05FF) - return FX_CHARSET_MSWin_Hebrew; - - if (word >= 0x0400 && word <= 0x04FF) - return FX_CHARSET_MSWin_Cyrillic; - - if (word >= 0x0100 && word <= 0x024F) - return FX_CHARSET_MSWin_EasternEuropean; - - if (word >= 0x1E00 && word <= 0x1EFF) - return FX_CHARSET_MSWin_Vietnamese; - - return FX_CHARSET_ANSI; -} |