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-rw-r--r--core/src/fpdfapi/fpdf_page/pageint.h459
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diff --git a/core/src/fpdfapi/fpdf_page/pageint.h b/core/src/fpdfapi/fpdf_page/pageint.h
deleted file mode 100644
index 517c0a4055..0000000000
--- a/core/src/fpdfapi/fpdf_page/pageint.h
+++ /dev/null
@@ -1,459 +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
-
-#ifndef CORE_SRC_FPDFAPI_FPDF_PAGE_PAGEINT_H_
-#define CORE_SRC_FPDFAPI_FPDF_PAGE_PAGEINT_H_
-
-#include <map>
-#include <memory>
-#include <unordered_map>
-#include <vector>
-
-#include "core/include/fpdfapi/fpdf_page.h"
-#include "core/include/fpdfapi/fpdf_pageobj.h"
-
-class CPDF_AllStates;
-class CPDF_ParseOptions;
-class CPDF_IccProfile;
-
-#define PARSE_STEP_LIMIT 100
-
-class CPDF_StreamParser {
- public:
- enum SyntaxType { EndOfData, Number, Keyword, Name, Others };
-
- CPDF_StreamParser(const uint8_t* pData, FX_DWORD dwSize);
- ~CPDF_StreamParser();
-
- CPDF_Stream* ReadInlineStream(CPDF_Document* pDoc,
- CPDF_Dictionary* pDict,
- CPDF_Object* pCSObj,
- FX_BOOL bDecode);
- SyntaxType ParseNextElement();
- uint8_t* GetWordBuf() { return m_WordBuffer; }
- FX_DWORD GetWordSize() const { return m_WordSize; }
- CPDF_Object* GetObject() {
- CPDF_Object* pObj = m_pLastObj;
- m_pLastObj = NULL;
- return pObj;
- }
- FX_DWORD GetPos() const { return m_Pos; }
- void SetPos(FX_DWORD pos) { m_Pos = pos; }
- CPDF_Object* ReadNextObject(FX_BOOL bAllowNestedArray = FALSE,
- FX_BOOL bInArray = FALSE);
- void SkipPathObject();
-
- protected:
- friend class fpdf_page_parser_old_ReadHexString_Test;
-
- void GetNextWord(FX_BOOL& bIsNumber);
- CFX_ByteString ReadString();
- CFX_ByteString ReadHexString();
- const uint8_t* m_pBuf;
-
- // Length in bytes of m_pBuf.
- FX_DWORD m_Size;
-
- // Current byte position within m_pBuf.
- FX_DWORD m_Pos;
-
- uint8_t m_WordBuffer[256];
- FX_DWORD m_WordSize;
- CPDF_Object* m_pLastObj;
-
- private:
- bool PositionIsInBounds() const;
-};
-
-#define PARAM_BUF_SIZE 16
-struct ContentParam {
- enum Type { OBJECT = 0, NUMBER, NAME };
- Type m_Type;
- union {
- struct {
- FX_BOOL m_bInteger;
- union {
- int m_Integer;
- FX_FLOAT m_Float;
- };
- } m_Number;
- CPDF_Object* m_pObject;
- struct {
- int m_Len;
- char m_Buffer[32];
- } m_Name;
- };
-};
-#define _FPDF_MAX_FORM_LEVEL_ 30
-#define _FPDF_MAX_TYPE3_FORM_LEVEL_ 4
-#define _FPDF_MAX_OBJECT_STACK_SIZE_ 512
-class CPDF_StreamContentParser {
- public:
- CPDF_StreamContentParser(CPDF_Document* pDoc,
- CPDF_Dictionary* pPageResources,
- CPDF_Dictionary* pParentResources,
- CFX_Matrix* pmtContentToUser,
- CPDF_PageObjectHolder* pObjectHolder,
- CPDF_Dictionary* pResources,
- CFX_FloatRect* pBBox,
- CPDF_ParseOptions* pOptions,
- CPDF_AllStates* pAllStates,
- int level);
- ~CPDF_StreamContentParser();
-
- CPDF_PageObjectHolder* GetPageObjectHolder() const { return m_pObjectHolder; }
- CPDF_AllStates* GetCurStates() const { return m_pCurStates.get(); }
- FX_BOOL IsColored() const { return m_bColored; }
- const FX_FLOAT* GetType3Data() const { return m_Type3Data; }
-
- void AddNumberParam(const FX_CHAR* str, int len);
- void AddObjectParam(CPDF_Object* pObj);
- void AddNameParam(const FX_CHAR* name, int size);
- int GetNextParamPos();
- void ClearAllParams();
- CPDF_Object* GetObject(FX_DWORD index);
- CFX_ByteString GetString(FX_DWORD index);
- FX_FLOAT GetNumber(FX_DWORD index);
- FX_FLOAT GetNumber16(FX_DWORD index);
- int GetInteger(FX_DWORD index) { return (int32_t)(GetNumber(index)); }
- void OnOperator(const FX_CHAR* op);
- void BigCaseCaller(int index);
- FX_DWORD GetParsePos() { return m_pSyntax->GetPos(); }
- void AddTextObject(CFX_ByteString* pText,
- FX_FLOAT fInitKerning,
- FX_FLOAT* pKerning,
- int count);
-
- void ConvertUserSpace(FX_FLOAT& x, FX_FLOAT& y);
- void ConvertTextSpace(FX_FLOAT& x, FX_FLOAT& y);
- void OnChangeTextMatrix();
- FX_DWORD Parse(const uint8_t* pData, FX_DWORD dwSize, FX_DWORD max_cost);
- void ParsePathObject();
- void AddPathPoint(FX_FLOAT x, FX_FLOAT y, int flag);
- void AddPathRect(FX_FLOAT x, FX_FLOAT y, FX_FLOAT w, FX_FLOAT h);
- void AddPathObject(int FillType, FX_BOOL bStroke);
- CPDF_ImageObject* AddImage(CPDF_Stream* pStream,
- CPDF_Image* pImage,
- FX_BOOL bInline);
- void AddDuplicateImage();
- void AddForm(CPDF_Stream* pStream);
- void SetGraphicStates(CPDF_PageObject* pObj,
- FX_BOOL bColor,
- FX_BOOL bText,
- FX_BOOL bGraph);
- void SaveStates(CPDF_AllStates* pState);
- void RestoreStates(CPDF_AllStates* pState);
- CPDF_Font* FindFont(const CFX_ByteString& name);
- CPDF_ColorSpace* FindColorSpace(const CFX_ByteString& name);
- CPDF_Pattern* FindPattern(const CFX_ByteString& name, FX_BOOL bShading);
- CPDF_Object* FindResourceObj(const CFX_ByteStringC& type,
- const CFX_ByteString& name);
-
- protected:
- using OpCodes =
- std::unordered_map<FX_DWORD, void (CPDF_StreamContentParser::*)()>;
- static OpCodes InitializeOpCodes();
-
- void Handle_CloseFillStrokePath();
- void Handle_FillStrokePath();
- void Handle_CloseEOFillStrokePath();
- void Handle_EOFillStrokePath();
- void Handle_BeginMarkedContent_Dictionary();
- void Handle_BeginImage();
- void Handle_BeginMarkedContent();
- void Handle_BeginText();
- void Handle_CurveTo_123();
- void Handle_ConcatMatrix();
- void Handle_SetColorSpace_Fill();
- void Handle_SetColorSpace_Stroke();
- void Handle_SetDash();
- void Handle_SetCharWidth();
- void Handle_SetCachedDevice();
- void Handle_ExecuteXObject();
- void Handle_MarkPlace_Dictionary();
- void Handle_EndImage();
- void Handle_EndMarkedContent();
- void Handle_EndText();
- void Handle_FillPath();
- void Handle_FillPathOld();
- void Handle_EOFillPath();
- void Handle_SetGray_Fill();
- void Handle_SetGray_Stroke();
- void Handle_SetExtendGraphState();
- void Handle_ClosePath();
- void Handle_SetFlat();
- void Handle_BeginImageData();
- void Handle_SetLineJoin();
- void Handle_SetLineCap();
- void Handle_SetCMYKColor_Fill();
- void Handle_SetCMYKColor_Stroke();
- void Handle_LineTo();
- void Handle_MoveTo();
- void Handle_SetMiterLimit();
- void Handle_MarkPlace();
- void Handle_EndPath();
- void Handle_SaveGraphState();
- void Handle_RestoreGraphState();
- void Handle_Rectangle();
- void Handle_SetRGBColor_Fill();
- void Handle_SetRGBColor_Stroke();
- void Handle_SetRenderIntent();
- void Handle_CloseStrokePath();
- void Handle_StrokePath();
- void Handle_SetColor_Fill();
- void Handle_SetColor_Stroke();
- void Handle_SetColorPS_Fill();
- void Handle_SetColorPS_Stroke();
- void Handle_ShadeFill();
- void Handle_SetCharSpace();
- void Handle_MoveTextPoint();
- void Handle_MoveTextPoint_SetLeading();
- void Handle_SetFont();
- void Handle_ShowText();
- void Handle_ShowText_Positioning();
- void Handle_SetTextLeading();
- void Handle_SetTextMatrix();
- void Handle_SetTextRenderMode();
- void Handle_SetTextRise();
- void Handle_SetWordSpace();
- void Handle_SetHorzScale();
- void Handle_MoveToNextLine();
- void Handle_CurveTo_23();
- void Handle_SetLineWidth();
- void Handle_Clip();
- void Handle_EOClip();
- void Handle_CurveTo_13();
- void Handle_NextLineShowText();
- void Handle_NextLineShowText_Space();
- void Handle_Invalid();
-
- CPDF_Document* const m_pDocument;
- CPDF_Dictionary* m_pPageResources;
- CPDF_Dictionary* m_pParentResources;
- CPDF_Dictionary* m_pResources;
- CPDF_PageObjectHolder* m_pObjectHolder;
- int m_Level;
- CFX_Matrix m_mtContentToUser;
- CFX_FloatRect m_BBox;
- CPDF_ParseOptions m_Options;
- ContentParam m_ParamBuf[PARAM_BUF_SIZE];
- FX_DWORD m_ParamStartPos;
- FX_DWORD m_ParamCount;
- CPDF_StreamParser* m_pSyntax;
- std::unique_ptr<CPDF_AllStates> m_pCurStates;
- CPDF_ContentMark m_CurContentMark;
- CFX_ArrayTemplate<CPDF_TextObject*> m_ClipTextList;
- CPDF_TextObject* m_pLastTextObject;
- FX_FLOAT m_DefFontSize;
- FX_PATHPOINT* m_pPathPoints;
- int m_PathPointCount;
- int m_PathAllocSize;
- FX_FLOAT m_PathStartX;
- FX_FLOAT m_PathStartY;
- FX_FLOAT m_PathCurrentX;
- FX_FLOAT m_PathCurrentY;
- int m_PathClipType;
- CFX_ByteString m_LastImageName;
- CPDF_Image* m_pLastImage;
- CFX_BinaryBuf m_LastImageDict;
- CFX_BinaryBuf m_LastImageData;
- CPDF_Dictionary* m_pLastImageDict;
- CPDF_Dictionary* m_pLastCloneImageDict;
- FX_BOOL m_bReleaseLastDict;
- FX_BOOL m_bSameLastDict;
- FX_BOOL m_bColored;
- FX_FLOAT m_Type3Data[6];
- FX_BOOL m_bResourceMissing;
- std::vector<std::unique_ptr<CPDF_AllStates>> m_StateStack;
-};
-class CPDF_ContentParser {
- public:
- enum ParseStatus { Ready, ToBeContinued, Done };
-
- CPDF_ContentParser();
- ~CPDF_ContentParser();
-
- ParseStatus GetStatus() const { return m_Status; }
- void Start(CPDF_Page* pPage, CPDF_ParseOptions* pOptions);
- void Start(CPDF_Form* pForm,
- CPDF_AllStates* pGraphicStates,
- CFX_Matrix* pParentMatrix,
- CPDF_Type3Char* pType3Char,
- CPDF_ParseOptions* pOptions,
- int level);
- void Continue(IFX_Pause* pPause);
-
- private:
- enum InternalStage {
- STAGE_GETCONTENT = 1,
- STAGE_PARSE,
- STAGE_CHECKCLIP,
- };
-
- ParseStatus m_Status;
- InternalStage m_InternalStage;
- CPDF_PageObjectHolder* m_pObjectHolder;
- FX_BOOL m_bForm;
- CPDF_ParseOptions m_Options;
- CPDF_Type3Char* m_pType3Char;
- FX_DWORD m_nStreams;
- std::unique_ptr<CPDF_StreamAcc> m_pSingleStream;
- std::vector<std::unique_ptr<CPDF_StreamAcc>> m_StreamArray;
- uint8_t* m_pData;
- FX_DWORD m_Size;
- FX_DWORD m_CurrentOffset;
- std::unique_ptr<CPDF_StreamContentParser> m_pParser;
-};
-class CPDF_AllStates : public CPDF_GraphicStates {
- public:
- CPDF_AllStates();
- ~CPDF_AllStates();
- void Copy(const CPDF_AllStates& src);
- void ProcessExtGS(CPDF_Dictionary* pGS, CPDF_StreamContentParser* pParser);
- void SetLineDash(CPDF_Array*, FX_FLOAT, FX_FLOAT scale);
- CFX_Matrix m_TextMatrix, m_CTM, m_ParentMatrix;
- FX_FLOAT m_TextX, m_TextY, m_TextLineX, m_TextLineY;
- FX_FLOAT m_TextLeading, m_TextRise, m_TextHorzScale;
-};
-
-class CPDF_DocPageData {
- public:
- explicit CPDF_DocPageData(CPDF_Document* pPDFDoc);
- ~CPDF_DocPageData();
-
- void Clear(FX_BOOL bRelease = FALSE);
- CPDF_Font* GetFont(CPDF_Dictionary* pFontDict, FX_BOOL findOnly);
- CPDF_Font* GetStandardFont(const CFX_ByteStringC& fontName,
- CPDF_FontEncoding* pEncoding);
- void ReleaseFont(CPDF_Dictionary* pFontDict);
- CPDF_ColorSpace* GetColorSpace(CPDF_Object* pCSObj,
- const CPDF_Dictionary* pResources);
- CPDF_ColorSpace* GetCopiedColorSpace(CPDF_Object* pCSObj);
- void ReleaseColorSpace(CPDF_Object* pColorSpace);
- CPDF_Pattern* GetPattern(CPDF_Object* pPatternObj,
- FX_BOOL bShading,
- const CFX_Matrix* matrix);
- void ReleasePattern(CPDF_Object* pPatternObj);
- CPDF_Image* GetImage(CPDF_Object* pImageStream);
- void ReleaseImage(CPDF_Object* pImageStream);
- CPDF_IccProfile* GetIccProfile(CPDF_Stream* pIccProfileStream);
- void ReleaseIccProfile(CPDF_IccProfile* pIccProfile);
- CPDF_StreamAcc* GetFontFileStreamAcc(CPDF_Stream* pFontStream);
- void ReleaseFontFileStreamAcc(CPDF_Stream* pFontStream,
- FX_BOOL bForce = FALSE);
- FX_BOOL IsForceClear() const { return m_bForceClear; }
- 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_CountedImage = CPDF_CountedObject<CPDF_Image>;
- using CPDF_CountedStreamAcc = CPDF_CountedObject<CPDF_StreamAcc>;
-
- using CPDF_ColorSpaceMap = std::map<CPDF_Object*, CPDF_CountedColorSpace*>;
- using CPDF_FontFileMap = std::map<CPDF_Stream*, CPDF_CountedStreamAcc*>;
- using CPDF_FontMap = std::map<CPDF_Dictionary*, CPDF_CountedFont*>;
- using CPDF_IccProfileMap = std::map<CPDF_Stream*, CPDF_CountedIccProfile*>;
- using CPDF_ImageMap = std::map<FX_DWORD, CPDF_CountedImage*>;
- using CPDF_PatternMap = std::map<CPDF_Object*, CPDF_CountedPattern*>;
-
- CPDF_Document* const m_pPDFDoc;
- FX_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;
-};
-
-class CPDF_Function {
- public:
- static CPDF_Function* Load(CPDF_Object* pFuncObj);
- virtual ~CPDF_Function();
- FX_BOOL Call(FX_FLOAT* inputs,
- int ninputs,
- FX_FLOAT* results,
- int& nresults) const;
- int CountInputs() { return m_nInputs; }
- int CountOutputs() { return m_nOutputs; }
-
- protected:
- CPDF_Function();
- int m_nInputs, m_nOutputs;
- FX_FLOAT* m_pDomains;
- FX_FLOAT* m_pRanges;
- FX_BOOL Init(CPDF_Object* pObj);
- virtual FX_BOOL v_Init(CPDF_Object* pObj) = 0;
- virtual FX_BOOL v_Call(FX_FLOAT* inputs, FX_FLOAT* results) const = 0;
-};
-class CPDF_IccProfile {
- public:
- CPDF_IccProfile(const uint8_t* pData, FX_DWORD dwSize);
- ~CPDF_IccProfile();
- FX_DWORD GetComponents() const { return m_nSrcComponents; }
- FX_BOOL m_bsRGB;
- void* m_pTransform;
-
- private:
- FX_DWORD m_nSrcComponents;
-};
-
-class CPDF_DeviceCS : public CPDF_ColorSpace {
- public:
- CPDF_DeviceCS(CPDF_Document* pDoc, int family);
-
- FX_BOOL GetRGB(FX_FLOAT* pBuf,
- FX_FLOAT& R,
- FX_FLOAT& G,
- FX_FLOAT& B) const override;
- FX_BOOL SetRGB(FX_FLOAT* pBuf,
- FX_FLOAT R,
- FX_FLOAT G,
- FX_FLOAT B) const override;
- FX_BOOL v_GetCMYK(FX_FLOAT* pBuf,
- FX_FLOAT& c,
- FX_FLOAT& m,
- FX_FLOAT& y,
- FX_FLOAT& k) const override;
- FX_BOOL v_SetCMYK(FX_FLOAT* pBuf,
- FX_FLOAT c,
- FX_FLOAT m,
- FX_FLOAT y,
- FX_FLOAT k) const override;
- void TranslateImageLine(uint8_t* pDestBuf,
- const uint8_t* pSrcBuf,
- int pixels,
- int image_width,
- int image_height,
- FX_BOOL bTransMask = FALSE) const override;
-};
-
-class CPDF_PatternCS : public CPDF_ColorSpace {
- public:
- explicit CPDF_PatternCS(CPDF_Document* pDoc)
- : CPDF_ColorSpace(pDoc, PDFCS_PATTERN, 1),
- m_pBaseCS(nullptr),
- m_pCountedBaseCS(nullptr) {}
- ~CPDF_PatternCS() override;
- FX_BOOL v_Load(CPDF_Document* pDoc, CPDF_Array* pArray) override;
- FX_BOOL GetRGB(FX_FLOAT* pBuf,
- FX_FLOAT& R,
- FX_FLOAT& G,
- FX_FLOAT& B) const override;
- CPDF_ColorSpace* GetBaseCS() const override;
-
- private:
- CPDF_ColorSpace* m_pBaseCS;
- CPDF_CountedColorSpace* m_pCountedBaseCS;
-};
-
-void PDF_ReplaceAbbr(CPDF_Object* pObj);
-bool IsPathOperator(const uint8_t* buf, size_t len);
-
-#endif // CORE_SRC_FPDFAPI_FPDF_PAGE_PAGEINT_H_
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