Move core/src/ up to core/.

core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp

Index: core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp
deleted file mode 100644
index 7c5a0eab42fac080f49e2c918e6fbf53f287f172..0000000000000000000000000000000000000000
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_doc.cpp
+++ /dev/null
@@ -1,610 +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 "core/src/fpdfapi/fpdf_page/pageint.h"
-
-#include "core/include/fdrm/fx_crypt.h"
-#include "core/include/fpdfapi/cpdf_array.h"
-#include "core/include/fpdfapi/cpdf_dictionary.h"
-#include "core/include/fpdfapi/cpdf_document.h"
-#include "core/include/fpdfapi/fpdf_module.h"
-#include "core/include/fpdfapi/fpdf_page.h"
-#include "core/src/fpdfapi/fpdf_font/font_int.h"
-
-class CPDF_PageModule : public IPDF_PageModule {
- public:
-  CPDF_PageModule()
-      : m_StockGrayCS(nullptr, PDFCS_DEVICEGRAY),
-        m_StockRGBCS(nullptr, PDFCS_DEVICERGB),
-        m_StockCMYKCS(nullptr, PDFCS_DEVICECMYK),
-        m_StockPatternCS(nullptr) {}
-
- private:
-  ~CPDF_PageModule() override {}
-
-  CPDF_DocPageData* CreateDocData(CPDF_Document* pDoc) override {
-    return new CPDF_DocPageData(pDoc);
-  }
-
-  void ReleaseDoc(CPDF_Document* pDoc) override;
-  void ClearDoc(CPDF_Document* pDoc) override;
-
-  CPDF_FontGlobals* GetFontGlobals() override { return &m_FontGlobals; }
-
-  void ClearStockFont(CPDF_Document* pDoc) override {
-    m_FontGlobals.Clear(pDoc);
-  }
-
-  CPDF_ColorSpace* GetStockCS(int family) override;
-  void NotifyCJKAvailable() override;
-
-  CPDF_FontGlobals m_FontGlobals;
-  CPDF_DeviceCS m_StockGrayCS;
-  CPDF_DeviceCS m_StockRGBCS;
-  CPDF_DeviceCS m_StockCMYKCS;
-  CPDF_PatternCS m_StockPatternCS;
-};
-
-CPDF_ColorSpace* CPDF_PageModule::GetStockCS(int family) {
-  if (family == PDFCS_DEVICEGRAY) {
-    return &m_StockGrayCS;
-  }
-  if (family == PDFCS_DEVICERGB) {
-    return &m_StockRGBCS;
-  }
-  if (family == PDFCS_DEVICECMYK) {
-    return &m_StockCMYKCS;
-  }
-  if (family == PDFCS_PATTERN) {
-    return &m_StockPatternCS;
-  }
-  return NULL;
-}
-
-void CPDF_ModuleMgr::InitPageModule() {
-  m_pPageModule.reset(new CPDF_PageModule);
-}
-
-void CPDF_PageModule::ReleaseDoc(CPDF_Document* pDoc) {
-  delete pDoc->GetPageData();
-}
-void CPDF_PageModule::ClearDoc(CPDF_Document* pDoc) {
-  pDoc->GetPageData()->Clear(FALSE);
-}
-void CPDF_PageModule::NotifyCJKAvailable() {
-  m_FontGlobals.m_CMapManager.ReloadAll();
-}
-
-CPDF_Font* CPDF_Document::LoadFont(CPDF_Dictionary* pFontDict) {
-  ASSERT(pFontDict);
-  return GetValidatePageData()->GetFont(pFontDict, FALSE);
-}
-
-CPDF_StreamAcc* CPDF_Document::LoadFontFile(CPDF_Stream* pStream) {
-  return GetValidatePageData()->GetFontFileStreamAcc(pStream);
-}
-
-CPDF_ColorSpace* _CSFromName(const CFX_ByteString& name);
-CPDF_ColorSpace* CPDF_Document::LoadColorSpace(CPDF_Object* pCSObj,
-                                               CPDF_Dictionary* pResources) {
-  return GetValidatePageData()->GetColorSpace(pCSObj, pResources);
-}
-CPDF_Pattern* CPDF_Document::LoadPattern(CPDF_Object* pPatternObj,
-                                         FX_BOOL bShading,
-                                         const CFX_Matrix* matrix) {
-  return GetValidatePageData()->GetPattern(pPatternObj, bShading, matrix);
-}
-CPDF_IccProfile* CPDF_Document::LoadIccProfile(CPDF_Stream* pStream) {
-  return GetValidatePageData()->GetIccProfile(pStream);
-}
-CPDF_Image* CPDF_Document::LoadImageF(CPDF_Object* pObj) {
-  if (!pObj) {
-    return NULL;
-  }
-  FXSYS_assert(pObj->GetObjNum());
-  return GetValidatePageData()->GetImage(pObj);
-}
-void CPDF_Document::RemoveColorSpaceFromPageData(CPDF_Object* pCSObj) {
-  if (!pCSObj) {
-    return;
-  }
-  GetPageData()->ReleaseColorSpace(pCSObj);
-}
-CPDF_DocPageData::CPDF_DocPageData(CPDF_Document* pPDFDoc)
-    : m_pPDFDoc(pPDFDoc), m_bForceClear(FALSE) {}
-
-CPDF_DocPageData::~CPDF_DocPageData() {
-  Clear(FALSE);
-  Clear(TRUE);
-
-  for (auto& it : m_PatternMap)
-    delete it.second;
-  m_PatternMap.clear();
-
-  for (auto& it : m_FontMap)
-    delete it.second;
-  m_FontMap.clear();
-
-  for (auto& it : m_ColorSpaceMap)
-    delete it.second;
-  m_ColorSpaceMap.clear();
-}
-
-void CPDF_DocPageData::Clear(FX_BOOL bForceRelease) {
-  m_bForceClear = bForceRelease;
-
-  for (auto& it : m_PatternMap) {
-    CPDF_CountedPattern* ptData = it.second;
-    if (!ptData->get())
-      continue;
-
-    if (bForceRelease || ptData->use_count() < 2) {
-      ptData->get()->SetForceClear(bForceRelease);
-      ptData->clear();
-    }
-  }
-
-  for (auto& it : m_FontMap) {
-    CPDF_CountedFont* fontData = it.second;
-    if (!fontData->get())
-      continue;
-
-    if (bForceRelease || fontData->use_count() < 2) {
-      fontData->clear();
-    }
-  }
-
-  for (auto& it : m_ColorSpaceMap) {
-    CPDF_CountedColorSpace* csData = it.second;
-    if (!csData->get())
-      continue;
-
-    if (bForceRelease || csData->use_count() < 2) {
-      csData->get()->ReleaseCS();
-      csData->reset(nullptr);
-    }
-  }
-
-  for (auto it = m_IccProfileMap.begin(); it != m_IccProfileMap.end();) {
-    auto curr_it = it++;
-    CPDF_CountedIccProfile* ipData = curr_it->second;
-    if (!ipData->get())
-      continue;
-
-    if (bForceRelease || ipData->use_count() < 2) {
-      for (auto hash_it = m_HashProfileMap.begin();
-           hash_it != m_HashProfileMap.end(); ++hash_it) {
-        if (curr_it->first == hash_it->second) {
-          m_HashProfileMap.erase(hash_it);
-          break;
-        }
-      }
-      delete ipData->get();
-      delete ipData;
-      m_IccProfileMap.erase(curr_it);
-    }
-  }
-
-  for (auto it = m_FontFileMap.begin(); it != m_FontFileMap.end();) {
-    auto curr_it = it++;
-    CPDF_CountedStreamAcc* ftData = curr_it->second;
-    if (!ftData->get())
-      continue;
-
-    if (bForceRelease || ftData->use_count() < 2) {
-      delete ftData->get();
-      delete ftData;
-      m_FontFileMap.erase(curr_it);
-    }
-  }
-
-  for (auto it = m_ImageMap.begin(); it != m_ImageMap.end();) {
-    auto curr_it = it++;
-    CPDF_CountedImage* imageData = curr_it->second;
-    if (!imageData->get())
-      continue;
-
-    if (bForceRelease || imageData->use_count() < 2) {
-      delete imageData->get();
-      delete imageData;
-      m_ImageMap.erase(curr_it);
-    }
-  }
-}
-
-CPDF_Font* CPDF_DocPageData::GetFont(CPDF_Dictionary* pFontDict,
-                                     FX_BOOL findOnly) {
-  if (!pFontDict) {
-    return NULL;
-  }
-  if (findOnly) {
-    auto it = m_FontMap.find(pFontDict);
-    if (it != m_FontMap.end() && it->second->get()) {
-      return it->second->AddRef();
-    }
-    return nullptr;
-  }
-
-  CPDF_CountedFont* fontData = nullptr;
-  auto it = m_FontMap.find(pFontDict);
-  if (it != m_FontMap.end()) {
-    fontData = it->second;
-    if (fontData->get()) {
-      return fontData->AddRef();
-    }
-  }
-
-  CPDF_Font* pFont = CPDF_Font::CreateFontF(m_pPDFDoc, pFontDict);
-  if (!pFont) {
-    return nullptr;
-  }
-  if (!fontData) {
-    fontData = new CPDF_CountedFont(pFont);
-    m_FontMap[pFontDict] = fontData;
-  } else {
-    fontData->reset(pFont);
-  }
-  return fontData->AddRef();
-}
-
-CPDF_Font* CPDF_DocPageData::GetStandardFont(const CFX_ByteStringC& fontName,
-                                             CPDF_FontEncoding* pEncoding) {
-  if (fontName.IsEmpty())
-    return nullptr;
-
-  for (auto& it : m_FontMap) {
-    CPDF_CountedFont* fontData = it.second;
-    CPDF_Font* pFont = fontData->get();
-    if (!pFont)
-      continue;
-    if (pFont->GetBaseFont() != fontName)
-      continue;
-    if (pFont->IsEmbedded())
-      continue;
-    if (!pFont->IsType1Font())
-      continue;
-    if (pFont->GetFontDict()->KeyExist("Widths"))
-      continue;
-
-    CPDF_Type1Font* pT1Font = pFont->AsType1Font();
-    if (pEncoding && !pT1Font->GetEncoding()->IsIdentical(pEncoding))
-      continue;
-
-    return fontData->AddRef();
-  }
-
-  CPDF_Dictionary* pDict = new CPDF_Dictionary;
-  pDict->SetAtName("Type", "Font");
-  pDict->SetAtName("Subtype", "Type1");
-  pDict->SetAtName("BaseFont", fontName);
-  if (pEncoding) {
-    pDict->SetAt("Encoding", pEncoding->Realize());
-  }
-  m_pPDFDoc->AddIndirectObject(pDict);
-  CPDF_Font* pFont = CPDF_Font::CreateFontF(m_pPDFDoc, pDict);
-  if (!pFont) {
-    return nullptr;
-  }
-  CPDF_CountedFont* fontData = new CPDF_CountedFont(pFont);
-  m_FontMap[pDict] = fontData;
-  return fontData->AddRef();
-}
-
-void CPDF_DocPageData::ReleaseFont(CPDF_Dictionary* pFontDict) {
-  if (!pFontDict)
-    return;
-
-  auto it = m_FontMap.find(pFontDict);
-  if (it == m_FontMap.end())
-    return;
-
-  CPDF_CountedFont* fontData = it->second;
-  if (fontData->get()) {
-    fontData->RemoveRef();
-    if (fontData->use_count() == 0) {
-      fontData->clear();
-    }
-  }
-}
-
-CPDF_ColorSpace* CPDF_DocPageData::GetColorSpace(
-    CPDF_Object* pCSObj,
-    const CPDF_Dictionary* pResources) {
-  if (!pCSObj)
-    return nullptr;
-
-  if (pCSObj->IsName()) {
-    CFX_ByteString name = pCSObj->GetConstString();
-    CPDF_ColorSpace* pCS = _CSFromName(name);
-    if (!pCS && pResources) {
-      CPDF_Dictionary* pList = pResources->GetDictBy("ColorSpace");
-      if (pList) {
-        pCSObj = pList->GetElementValue(name);
-        return GetColorSpace(pCSObj, nullptr);
-      }
-    }
-    if (!pCS || !pResources)
-      return pCS;
-
-    CPDF_Dictionary* pColorSpaces = pResources->GetDictBy("ColorSpace");
-    if (!pColorSpaces)
-      return pCS;
-
-    CPDF_Object* pDefaultCS = nullptr;
-    switch (pCS->GetFamily()) {
-      case PDFCS_DEVICERGB:
-        pDefaultCS = pColorSpaces->GetElementValue("DefaultRGB");
-        break;
-      case PDFCS_DEVICEGRAY:
-        pDefaultCS = pColorSpaces->GetElementValue("DefaultGray");
-        break;
-      case PDFCS_DEVICECMYK:
-        pDefaultCS = pColorSpaces->GetElementValue("DefaultCMYK");
-        break;
-    }
-    return pDefaultCS ? GetColorSpace(pDefaultCS, nullptr) : pCS;
-  }
-
-  CPDF_Array* pArray = pCSObj->AsArray();
-  if (!pArray || pArray->GetCount() == 0)
-    return nullptr;
-  if (pArray->GetCount() == 1)
-    return GetColorSpace(pArray->GetElementValue(0), pResources);
-
-  CPDF_CountedColorSpace* csData = nullptr;
-  auto it = m_ColorSpaceMap.find(pCSObj);
-  if (it != m_ColorSpaceMap.end()) {
-    csData = it->second;
-    if (csData->get()) {
-      return csData->AddRef();
-    }
-  }
-
-  CPDF_ColorSpace* pCS = CPDF_ColorSpace::Load(m_pPDFDoc, pArray);
-  if (!pCS)
-    return nullptr;
-
-  if (!csData) {
-    csData = new CPDF_CountedColorSpace(pCS);
-    m_ColorSpaceMap[pCSObj] = csData;
-  } else {
-    csData->reset(pCS);
-  }
-  return csData->AddRef();
-}
-
-CPDF_ColorSpace* CPDF_DocPageData::GetCopiedColorSpace(CPDF_Object* pCSObj) {
-  if (!pCSObj)
-    return nullptr;
-
-  auto it = m_ColorSpaceMap.find(pCSObj);
-  if (it != m_ColorSpaceMap.end())
-    return it->second->AddRef();
-
-  return nullptr;
-}
-
-void CPDF_DocPageData::ReleaseColorSpace(CPDF_Object* pColorSpace) {
-  if (!pColorSpace)
-    return;
-
-  auto it = m_ColorSpaceMap.find(pColorSpace);
-  if (it == m_ColorSpaceMap.end())
-    return;
-
-  CPDF_CountedColorSpace* csData = it->second;
-  if (csData->get()) {
-    csData->RemoveRef();
-    if (csData->use_count() == 0) {
-      csData->get()->ReleaseCS();
-      csData->reset(nullptr);
-    }
-  }
-}
-
-CPDF_Pattern* CPDF_DocPageData::GetPattern(CPDF_Object* pPatternObj,
-                                           FX_BOOL bShading,
-                                           const CFX_Matrix* matrix) {
-  if (!pPatternObj)
-    return nullptr;
-
-  CPDF_CountedPattern* ptData = nullptr;
-  auto it = m_PatternMap.find(pPatternObj);
-  if (it != m_PatternMap.end()) {
-    ptData = it->second;
-    if (ptData->get()) {
-      return ptData->AddRef();
-    }
-  }
-  CPDF_Pattern* pPattern = nullptr;
-  if (bShading) {
-    pPattern =
-        new CPDF_ShadingPattern(m_pPDFDoc, pPatternObj, bShading, matrix);
-  } else {
-    CPDF_Dictionary* pDict = pPatternObj ? pPatternObj->GetDict() : nullptr;
-    if (pDict) {
-      int type = pDict->GetIntegerBy("PatternType");
-      if (type == 1) {
-        pPattern = new CPDF_TilingPattern(m_pPDFDoc, pPatternObj, matrix);
-      } else if (type == 2) {
-        pPattern =
-            new CPDF_ShadingPattern(m_pPDFDoc, pPatternObj, FALSE, matrix);
-      }
-    }
-  }
-  if (!pPattern)
-    return nullptr;
-
-  if (!ptData) {
-    ptData = new CPDF_CountedPattern(pPattern);
-    m_PatternMap[pPatternObj] = ptData;
-  } else {
-    ptData->reset(pPattern);
-  }
-  return ptData->AddRef();
-}
-
-void CPDF_DocPageData::ReleasePattern(CPDF_Object* pPatternObj) {
-  if (!pPatternObj)
-    return;
-
-  auto it = m_PatternMap.find(pPatternObj);
-  if (it == m_PatternMap.end())
-    return;
-
-  CPDF_CountedPattern* ptData = it->second;
-  if (ptData->get()) {
-    ptData->RemoveRef();
-    if (ptData->use_count() == 0) {
-      ptData->clear();
-    }
-  }
-}
-
-CPDF_Image* CPDF_DocPageData::GetImage(CPDF_Object* pImageStream) {
-  if (!pImageStream)
-    return nullptr;
-
-  const FX_DWORD dwImageObjNum = pImageStream->GetObjNum();
-  auto it = m_ImageMap.find(dwImageObjNum);
-  if (it != m_ImageMap.end()) {
-    return it->second->AddRef();
-  }
-
-  CPDF_Image* pImage = new CPDF_Image(m_pPDFDoc);
-  pImage->LoadImageF(pImageStream->AsStream(), FALSE);
-
-  CPDF_CountedImage* imageData = new CPDF_CountedImage(pImage);
-  m_ImageMap[dwImageObjNum] = imageData;
-  return imageData->AddRef();
-}
-
-void CPDF_DocPageData::ReleaseImage(CPDF_Object* pImageStream) {
-  if (!pImageStream || !pImageStream->GetObjNum())
-    return;
-
-  auto it = m_ImageMap.find(pImageStream->GetObjNum());
-  if (it == m_ImageMap.end())
-    return;
-
-  CPDF_CountedImage* image = it->second;
-  if (!image)
-    return;
-
-  image->RemoveRef();
-  if (image->use_count() == 0) {
-    delete image->get();
-    delete image;
-    m_ImageMap.erase(it);
-  }
-}
-
-CPDF_IccProfile* CPDF_DocPageData::GetIccProfile(
-    CPDF_Stream* pIccProfileStream) {
-  if (!pIccProfileStream)
-    return NULL;
-
-  auto it = m_IccProfileMap.find(pIccProfileStream);
-  if (it != m_IccProfileMap.end()) {
-    return it->second->AddRef();
-  }
-
-  CPDF_StreamAcc stream;
-  stream.LoadAllData(pIccProfileStream, FALSE);
-  uint8_t digest[20];
-  CRYPT_SHA1Generate(stream.GetData(), stream.GetSize(), digest);
-  auto hash_it = m_HashProfileMap.find(CFX_ByteStringC(digest, 20));
-  if (hash_it != m_HashProfileMap.end()) {
-    auto it_copied_stream = m_IccProfileMap.find(hash_it->second);
-    return it_copied_stream->second->AddRef();
-  }
-  CPDF_IccProfile* pProfile =
-      new CPDF_IccProfile(stream.GetData(), stream.GetSize());
-  CPDF_CountedIccProfile* ipData = new CPDF_CountedIccProfile(pProfile);
-  m_IccProfileMap[pIccProfileStream] = ipData;
-  m_HashProfileMap[CFX_ByteStringC(digest, 20)] = pIccProfileStream;
-  return ipData->AddRef();
-}
-
-void CPDF_DocPageData::ReleaseIccProfile(CPDF_IccProfile* pIccProfile) {
-  ASSERT(pIccProfile);
-
-  for (auto it = m_IccProfileMap.begin(); it != m_IccProfileMap.end(); ++it) {
-    CPDF_CountedIccProfile* profile = it->second;
-    if (profile->get() != pIccProfile)
-      continue;
-
-    profile->RemoveRef();
-    if (profile->use_count() == 0) {
-      delete profile->get();
-      delete profile;
-      m_IccProfileMap.erase(it);
-      return;
-    }
-  }
-}
-
-CPDF_StreamAcc* CPDF_DocPageData::GetFontFileStreamAcc(
-    CPDF_Stream* pFontStream) {
-  ASSERT(pFontStream);
-
-  auto it = m_FontFileMap.find(pFontStream);
-  if (it != m_FontFileMap.end())
-    return it->second->AddRef();
-
-  CPDF_Dictionary* pFontDict = pFontStream->GetDict();
-  int32_t org_size = pFontDict->GetIntegerBy("Length1") +
-                     pFontDict->GetIntegerBy("Length2") +
-                     pFontDict->GetIntegerBy("Length3");
-  if (org_size < 0)
-    org_size = 0;
-
-  CPDF_StreamAcc* pFontFile = new CPDF_StreamAcc;
-  pFontFile->LoadAllData(pFontStream, FALSE, org_size);
-
-  CPDF_CountedStreamAcc* ftData = new CPDF_CountedStreamAcc(pFontFile);
-  m_FontFileMap[pFontStream] = ftData;
-  return ftData->AddRef();
-}
-
-void CPDF_DocPageData::ReleaseFontFileStreamAcc(CPDF_Stream* pFontStream,
-                                                FX_BOOL bForce) {
-  if (!pFontStream)
-    return;
-
-  auto it = m_FontFileMap.find(pFontStream);
-  if (it == m_FontFileMap.end())
-    return;
-
-  CPDF_CountedStreamAcc* findData = it->second;
-  if (!findData)
-    return;
-
-  findData->RemoveRef();
-  if (findData->use_count() == 0 || bForce) {
-    delete findData->get();
-    delete findData;
-    m_FontFileMap.erase(it);
-  }
-}
-
-CPDF_CountedColorSpace* CPDF_DocPageData::FindColorSpacePtr(
-    CPDF_Object* pCSObj) const {
-  if (!pCSObj)
-    return nullptr;
-
-  auto it = m_ColorSpaceMap.find(pCSObj);
-  return it != m_ColorSpaceMap.end() ? it->second : nullptr;
-}
-
-CPDF_CountedPattern* CPDF_DocPageData::FindPatternPtr(
-    CPDF_Object* pPatternObj) const {
-  if (!pPatternObj)
-    return nullptr;
-
-  auto it = m_PatternMap.find(pPatternObj);
-  return it != m_PatternMap.end() ? it->second : nullptr;
-}