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// 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
#ifndef CORE_FPDFAPI_PAGE_CPDF_DOCPAGEDATA_H_
#define CORE_FPDFAPI_PAGE_CPDF_DOCPAGEDATA_H_
#include <map>
#include <set>
#include "core/fpdfapi/page/cpdf_countedobject.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_string.h"
class CPDF_Dictionary;
class CPDF_Document;
class CPDF_Font;
class CPDF_FontEncoding;
class CPDF_IccProfile;
class CPDF_Image;
class CPDF_Object;
class CPDF_Stream;
class CPDF_StreamAcc;
class CPDF_DocPageData {
public:
explicit CPDF_DocPageData(CPDF_Document* pPDFDoc);
~CPDF_DocPageData();
void Clear(bool bRelease = false);
bool IsForceClear() const { return m_bForceClear; }
CPDF_Font* GetFont(CPDF_Dictionary* pFontDict);
CPDF_Font* GetStandardFont(const CFX_ByteString& fontName,
CPDF_FontEncoding* pEncoding);
void ReleaseFont(const CPDF_Dictionary* pFontDict);
CPDF_ColorSpace* GetColorSpace(CPDF_Object* pCSObj,
const CPDF_Dictionary* pResources);
CPDF_ColorSpace* GetCopiedColorSpace(CPDF_Object* pCSObj);
void ReleaseColorSpace(const CPDF_Object* pColorSpace);
CPDF_Pattern* GetPattern(CPDF_Object* pPatternObj,
bool bShading,
const CFX_Matrix& matrix);
void ReleasePattern(const CPDF_Object* pPatternObj);
CFX_RetainPtr<CPDF_Image> GetImage(uint32_t dwStreamObjNum);
void MaybePurgeImage(uint32_t dwStreamObjNum);
CPDF_IccProfile* GetIccProfile(CPDF_Stream* pIccProfileStream);
void ReleaseIccProfile(const CPDF_IccProfile* pIccProfile);
CPDF_StreamAcc* GetFontFileStreamAcc(CPDF_Stream* pFontStream);
void ReleaseFontFileStreamAcc(const CPDF_Stream* pFontStream);
CPDF_CountedColorSpace* FindColorSpacePtr(CPDF_Object* pCSObj) const;
CPDF_CountedPattern* FindPatternPtr(CPDF_Object* pPatternObj) const;
private:
using CPDF_CountedFont = CPDF_CountedObject<CPDF_Font>;
using CPDF_CountedIccProfile = CPDF_CountedObject<CPDF_IccProfile>;
using CPDF_CountedStreamAcc = CPDF_CountedObject<CPDF_StreamAcc>;
using CPDF_ColorSpaceMap =
std::map<const CPDF_Object*, CPDF_CountedColorSpace*>;
using CPDF_FontFileMap = std::map<const CPDF_Stream*, CPDF_CountedStreamAcc*>;
using CPDF_FontMap = std::map<const CPDF_Dictionary*, CPDF_CountedFont*>;
using CPDF_IccProfileMap =
std::map<const CPDF_Stream*, CPDF_CountedIccProfile*>;
using CPDF_ImageMap = std::map<uint32_t, CFX_RetainPtr<CPDF_Image>>;
using CPDF_PatternMap = std::map<const CPDF_Object*, CPDF_CountedPattern*>;
CPDF_ColorSpace* GetColorSpaceImpl(CPDF_Object* pCSObj,
const CPDF_Dictionary* pResources,
std::set<CPDF_Object*>* pVisited);
CPDF_Document* const m_pPDFDoc;
bool m_bForceClear;
std::map<CFX_ByteString, CPDF_Stream*> m_HashProfileMap;
CPDF_ColorSpaceMap m_ColorSpaceMap;
CPDF_FontFileMap m_FontFileMap;
CPDF_FontMap m_FontMap;
CPDF_IccProfileMap m_IccProfileMap;
CPDF_ImageMap m_ImageMap;
CPDF_PatternMap m_PatternMap;
};
#endif // CORE_FPDFAPI_PAGE_CPDF_DOCPAGEDATA_H_
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