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Unified Diff: fpdfsdk/src/pdfwindow/PWL_FontMap.cpp

Issue 1799773002: Move fpdfsdk/src up to fpdfsdk/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Rebase to master Created 4 years, 9 months ago
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Index: fpdfsdk/src/pdfwindow/PWL_FontMap.cpp
diff --git a/fpdfsdk/src/pdfwindow/PWL_FontMap.cpp b/fpdfsdk/src/pdfwindow/PWL_FontMap.cpp
deleted file mode 100644
index 0a70357efd3604fa200f52f675908b1ae6dffed7..0000000000000000000000000000000000000000
--- a/fpdfsdk/src/pdfwindow/PWL_FontMap.cpp
+++ /dev/null
@@ -1,499 +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/include/pdfwindow/PWL_FontMap.h"
-
-#include "core/include/fpdfapi/cpdf_document.h"
-#include "core/include/fpdfapi/fpdf_module.h"
-#include "fpdfsdk/include/pdfwindow/PWL_Wnd.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(IFX_SystemHandler* pSystemHandler)
- : m_pPDFDoc(NULL), m_pSystemHandler(pSystemHandler) {
- ASSERT(m_pSystemHandler);
-}
-
-CPWL_FontMap::~CPWL_FontMap() {
- delete m_pPDFDoc;
- m_pPDFDoc = NULL;
-
- Empty();
-}
-
-void CPWL_FontMap::SetSystemHandler(IFX_SystemHandler* pSystemHandler) {
- m_pSystemHandler = pSystemHandler;
-}
-
-CPDF_Document* CPWL_FontMap::GetDocument() {
- if (!m_pPDFDoc) {
- if (CPDF_ModuleMgr::Get()) {
- m_pPDFDoc = new CPDF_Document;
- m_pPDFDoc->CreateNewDoc();
- }
- }
-
- return m_pPDFDoc;
-}
-
-CPDF_Font* CPWL_FontMap::GetPDFFont(int32_t nFontIndex) {
- if (nFontIndex >= 0 && nFontIndex < m_aData.GetSize()) {
- if (CPWL_FontMap_Data* pData = m_aData.GetAt(nFontIndex)) {
- return pData->pFont;
- }
- }
-
- return NULL;
-}
-
-CFX_ByteString CPWL_FontMap::GetPDFFontAlias(int32_t nFontIndex) {
- if (nFontIndex >= 0 && nFontIndex < m_aData.GetSize()) {
- if (CPWL_FontMap_Data* pData = m_aData.GetAt(nFontIndex)) {
- return pData->sFontName;
- }
- }
-
- return "";
-}
-
-FX_BOOL CPWL_FontMap::KnowWord(int32_t nFontIndex, FX_WORD word) {
- if (nFontIndex >= 0 && nFontIndex < m_aData.GetSize()) {
- if (m_aData.GetAt(nFontIndex)) {
- return CharCodeFromUnicode(nFontIndex, word) >= 0;
- }
- }
-
- return FALSE;
-}
-
-int32_t CPWL_FontMap::GetWordFontIndex(FX_WORD 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 == DEFAULT_CHARSET || pData->nCharset == SYMBOL_CHARSET ||
- 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", DEFAULT_CHARSET, FALSE);
- if (nNewFontIndex >= 0) {
- if (KnowWord(nNewFontIndex, word))
- return nNewFontIndex;
- }
- return -1;
-}
-
-int32_t CPWL_FontMap::CharCodeFromUnicode(int32_t nFontIndex, FX_WORD word) {
- if (CPWL_FontMap_Data* pData = m_aData.GetAt(nFontIndex)) {
- if (pData->pFont) {
- if (pData->pFont->IsUnicodeCompatible()) {
- int nCharCode = pData->pFont->CharCodeFromUnicode(word);
- pData->pFont->GlyphFromCharCode(nCharCode);
- return nCharCode;
- }
- if (word < 0xFF)
- return word;
- }
- }
- return -1;
-}
-
-CFX_ByteString CPWL_FontMap::GetNativeFontName(int32_t nCharset) {
- // searching native font is slow, so we must save time
- for (int32_t i = 0, sz = m_aNativeFont.GetSize(); i < sz; i++) {
- if (CPWL_FontMap_Native* pData = m_aNativeFont.GetAt(i)) {
- if (pData->nCharset == nCharset)
- return pData->sFontName;
- }
- }
-
- CFX_ByteString sNew = GetNativeFont(nCharset);
-
- if (!sNew.IsEmpty()) {
- CPWL_FontMap_Native* pNewData = new CPWL_FontMap_Native;
- pNewData->nCharset = nCharset;
- pNewData->sFontName = sNew;
-
- m_aNativeFont.Add(pNewData);
- }
-
- return sNew;
-}
-
-void CPWL_FontMap::Empty() {
- {
- for (int32_t i = 0, sz = m_aData.GetSize(); i < sz; i++)
- delete m_aData.GetAt(i);
-
- m_aData.RemoveAll();
- }
- {
- for (int32_t i = 0, sz = m_aNativeFont.GetSize(); i < sz; i++)
- delete m_aNativeFont.GetAt(i);
-
- m_aNativeFont.RemoveAll();
- }
-}
-
-void CPWL_FontMap::Initialize() {
- GetFontIndex(kDefaultFontName, ANSI_CHARSET, FALSE);
-}
-
-FX_BOOL CPWL_FontMap::IsStandardFont(const CFX_ByteString& sFontName) {
- for (int32_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) {
- for (int32_t i = 0, sz = m_aData.GetSize(); i < sz; i++) {
- if (CPWL_FontMap_Data* pData = m_aData.GetAt(i)) {
- if (nCharset == DEFAULT_CHARSET || nCharset == pData->nCharset) {
- if (sFontName.IsEmpty() || pData->sFontName == sFontName)
- return i;
- }
- }
- }
-
- return -1;
-}
-
-int32_t CPWL_FontMap::GetFontIndex(const CFX_ByteString& sFontName,
- int32_t nCharset,
- FX_BOOL bFind) {
- int32_t nFontIndex = FindFont(EncodeFontAlias(sFontName, nCharset), nCharset);
- if (nFontIndex >= 0)
- return nFontIndex;
-
- CFX_ByteString sAlias;
- CPDF_Font* pFont = NULL;
- if (bFind)
- pFont = FindFontSameCharset(sAlias, nCharset);
-
- if (!pFont) {
- CFX_ByteString sTemp = sFontName;
- pFont = AddFontToDocument(GetDocument(), sTemp, nCharset);
- sAlias = EncodeFontAlias(sTemp, nCharset);
- }
- AddedFont(pFont, sAlias);
- return AddFontData(pFont, sAlias, nCharset);
-}
-
-int32_t CPWL_FontMap::GetPWLFontIndex(FX_WORD word, int32_t nCharset) {
- int32_t nFind = -1;
-
- for (int32_t i = 0, sz = m_aData.GetSize(); i < sz; i++) {
- if (CPWL_FontMap_Data* pData = m_aData.GetAt(i)) {
- if (pData->nCharset == nCharset) {
- nFind = i;
- break;
- }
- }
- }
-
- CPDF_Font* pNewFont = GetPDFFont(nFind);
-
- if (!pNewFont)
- return -1;
-
- CFX_ByteString sAlias = EncodeFontAlias("Arial_Chrome", nCharset);
- AddedFont(pNewFont, sAlias);
-
- return AddFontData(pNewFont, sAlias, nCharset);
-}
-
-CPDF_Font* CPWL_FontMap::FindFontSameCharset(CFX_ByteString& sFontAlias,
- int32_t nCharset) {
- return NULL;
-}
-
-int32_t CPWL_FontMap::AddFontData(CPDF_Font* pFont,
- const CFX_ByteString& sFontAlias,
- int32_t nCharset) {
- CPWL_FontMap_Data* pNewData = new CPWL_FontMap_Data;
- pNewData->pFont = pFont;
- pNewData->sFontName = sFontAlias;
- pNewData->nCharset = nCharset;
-
- m_aData.Add(pNewData);
-
- return m_aData.GetSize() - 1;
-}
-
-void CPWL_FontMap::AddedFont(CPDF_Font* pFont,
- const CFX_ByteString& sFontAlias) {}
-
-CFX_ByteString CPWL_FontMap::GetFontName(int32_t nFontIndex) {
- if (nFontIndex >= 0 && nFontIndex < m_aData.GetSize()) {
- if (CPWL_FontMap_Data* pData = m_aData.GetAt(nFontIndex)) {
- return pData->sFontName;
- }
- }
-
- return "";
-}
-
-CFX_ByteString CPWL_FontMap::GetNativeFont(int32_t nCharset) {
- if (nCharset == DEFAULT_CHARSET)
- nCharset = GetNativeCharset();
-
- CFX_ByteString sFontName = GetDefaultFontByCharset(nCharset);
- if (m_pSystemHandler) {
- if (m_pSystemHandler->FindNativeTrueTypeFont(nCharset, sFontName))
- return sFontName;
-
- sFontName = m_pSystemHandler->GetNativeTrueTypeFont(nCharset);
- }
- 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 NULL;
-
- CPDF_Font* pFont = NULL;
-
- if (sFontName == "ZapfDingbats") {
- pFont = pDoc->AddStandardFont(sFontName, NULL);
- } else {
- CPDF_FontEncoding fe(PDFFONT_ENCODING_WINANSI);
- pFont = pDoc->AddStandardFont(sFontName, &fe);
- }
-
- return pFont;
-}
-
-CPDF_Font* CPWL_FontMap::AddSystemFont(CPDF_Document* pDoc,
- CFX_ByteString& sFontName,
- uint8_t nCharset) {
- if (!pDoc)
- return NULL;
-
- if (sFontName.IsEmpty())
- sFontName = GetNativeFont(nCharset);
- if (nCharset == DEFAULT_CHARSET)
- nCharset = GetNativeCharset();
-
- if (m_pSystemHandler)
- return m_pSystemHandler->AddNativeTrueTypeFontToPDF(pDoc, sFontName,
- nCharset);
-
- return NULL;
-}
-
-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;
-}
-
-int32_t CPWL_FontMap::GetFontMapCount() const {
- return m_aData.GetSize();
-}
-
-const CPWL_FontMap_Data* CPWL_FontMap::GetFontMapData(int32_t nIndex) const {
- if (nIndex >= 0 && nIndex < m_aData.GetSize()) {
- return m_aData.GetAt(nIndex);
- }
-
- return NULL;
-}
-
-int32_t CPWL_FontMap::GetNativeCharset() {
- uint8_t nCharset = ANSI_CHARSET;
- int32_t iCodePage = FXSYS_GetACP();
- switch (iCodePage) {
- case 932: // Japan
- nCharset = SHIFTJIS_CHARSET;
- break;
- case 936: // Chinese (PRC, Singapore)
- nCharset = GB2312_CHARSET;
- break;
- case 950: // Chinese (Taiwan; Hong Kong SAR, PRC)
- nCharset = GB2312_CHARSET;
- break;
- case 1252: // Windows 3.1 Latin 1 (US, Western Europe)
- nCharset = ANSI_CHARSET;
- break;
- case 874: // Thai
- nCharset = THAI_CHARSET;
- break;
- case 949: // Korean
- nCharset = HANGUL_CHARSET;
- break;
- case 1200: // Unicode (BMP of ISO 10646)
- nCharset = ANSI_CHARSET;
- break;
- case 1250: // Windows 3.1 Eastern European
- nCharset = EASTEUROPE_CHARSET;
- break;
- case 1251: // Windows 3.1 Cyrillic
- nCharset = RUSSIAN_CHARSET;
- break;
- case 1253: // Windows 3.1 Greek
- nCharset = GREEK_CHARSET;
- break;
- case 1254: // Windows 3.1 Turkish
- nCharset = TURKISH_CHARSET;
- break;
- case 1255: // Hebrew
- nCharset = HEBREW_CHARSET;
- break;
- case 1256: // Arabic
- nCharset = ARABIC_CHARSET;
- break;
- case 1257: // Baltic
- nCharset = BALTIC_CHARSET;
- break;
- case 1258: // Vietnamese
- nCharset = VIETNAMESE_CHARSET;
- break;
- case 1361: // Korean(Johab)
- nCharset = JOHAB_CHARSET;
- break;
- }
- return nCharset;
-}
-
-const CPWL_FontMap::CharsetFontMap CPWL_FontMap::defaultTTFMap[] = {
- {ANSI_CHARSET, "Helvetica"}, {GB2312_CHARSET, "SimSun"},
- {CHINESEBIG5_CHARSET, "MingLiU"}, {SHIFTJIS_CHARSET, "MS Gothic"},
- {HANGUL_CHARSET, "Batang"}, {RUSSIAN_CHARSET, "Arial"},
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_LINUX_ || \
- _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- {EASTEUROPE_CHARSET, "Arial"},
-#else
- {EASTEUROPE_CHARSET, "Tahoma"},
-#endif
- {ARABIC_CHARSET, "Arial"}, {-1, NULL}};
-
-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(FX_WORD word, int32_t nOldCharset) {
- if (m_pSystemHandler && (-1 != m_pSystemHandler->GetCharSet()))
- return m_pSystemHandler->GetCharSet();
- // to avoid CJK Font to show ASCII
- if (word < 0x7F)
- return ANSI_CHARSET;
- // follow the old charset
- if (nOldCharset != DEFAULT_CHARSET)
- return nOldCharset;
-
- // find new charset
- if ((word >= 0x4E00 && word <= 0x9FA5) ||
- (word >= 0xE7C7 && word <= 0xE7F3) ||
- (word >= 0x3000 && word <= 0x303F) ||
- (word >= 0x2000 && word <= 0x206F)) {
- return GB2312_CHARSET;
- }
-
- if (((word >= 0x3040) && (word <= 0x309F)) ||
- ((word >= 0x30A0) && (word <= 0x30FF)) ||
- ((word >= 0x31F0) && (word <= 0x31FF)) ||
- ((word >= 0xFF00) && (word <= 0xFFEF))) {
- return SHIFTJIS_CHARSET;
- }
-
- if (((word >= 0xAC00) && (word <= 0xD7AF)) ||
- ((word >= 0x1100) && (word <= 0x11FF)) ||
- ((word >= 0x3130) && (word <= 0x318F))) {
- return HANGUL_CHARSET;
- }
-
- if (word >= 0x0E00 && word <= 0x0E7F)
- return THAI_CHARSET;
-
- if ((word >= 0x0370 && word <= 0x03FF) || (word >= 0x1F00 && word <= 0x1FFF))
- return GREEK_CHARSET;
-
- if ((word >= 0x0600 && word <= 0x06FF) || (word >= 0xFB50 && word <= 0xFEFC))
- return ARABIC_CHARSET;
-
- if (word >= 0x0590 && word <= 0x05FF)
- return HEBREW_CHARSET;
-
- if (word >= 0x0400 && word <= 0x04FF)
- return RUSSIAN_CHARSET;
-
- if (word >= 0x0100 && word <= 0x024F)
- return EASTEUROPE_CHARSET;
-
- if (word >= 0x1E00 && word <= 0x1EFF)
- return VIETNAMESE_CHARSET;
-
- return ANSI_CHARSET;
-}
-
-CPWL_DocFontMap::CPWL_DocFontMap(IFX_SystemHandler* pSystemHandler,
- CPDF_Document* pAttachedDoc)
- : CPWL_FontMap(pSystemHandler), m_pAttachedDoc(pAttachedDoc) {}
-
-CPWL_DocFontMap::~CPWL_DocFontMap() {}
-
-CPDF_Document* CPWL_DocFontMap::GetDocument() {
- return m_pAttachedDoc;
-}
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