diff options
Diffstat (limited to 'core/src/fpdfapi/fpdf_page/pageint.h')
| -rw-r--r-- | core/src/fpdfapi/fpdf_page/pageint.h | 947 |
1 files changed, 484 insertions, 463 deletions
diff --git a/core/src/fpdfapi/fpdf_page/pageint.h b/core/src/fpdfapi/fpdf_page/pageint.h index 8cd393cf32..c931af7eb2 100644 --- a/core/src/fpdfapi/fpdf_page/pageint.h +++ b/core/src/fpdfapi/fpdf_page/pageint.h @@ -12,486 +12,507 @@ #include "../../../../third_party/base/nonstd_unique_ptr.h" #include "../../../include/fpdfapi/fpdf_pageobj.h" -#define PARSE_STEP_LIMIT 100 - -class CPDF_StreamParser -{ -public: - - 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); - typedef enum { EndOfData, Number, Keyword, Name, Others } SyntaxType; - - SyntaxType ParseNextElement(); - uint8_t* GetWordBuf() - { - return m_WordBuffer; - } - FX_DWORD GetWordSize() - { - return m_WordSize; - } - CPDF_Object* GetObject() - { - CPDF_Object* pObj = m_pLastObj; - m_pLastObj = NULL; - return pObj; - } - FX_DWORD GetPos() - { - 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: - void GetNextWord(FX_BOOL& bIsNumber); - CFX_ByteString ReadString(); - CFX_ByteString ReadHexString(); - const uint8_t* m_pBuf; - FX_DWORD m_Size; - FX_DWORD m_Pos; - uint8_t m_WordBuffer[256]; - FX_DWORD m_WordSize; - CPDF_Object* m_pLastObj; +#define PARSE_STEP_LIMIT 100 + +class CPDF_StreamParser { + public: + 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); + typedef enum { EndOfData, Number, Keyword, Name, Others } SyntaxType; + + SyntaxType ParseNextElement(); + uint8_t* GetWordBuf() { return m_WordBuffer; } + FX_DWORD GetWordSize() { return m_WordSize; } + CPDF_Object* GetObject() { + CPDF_Object* pObj = m_pLastObj; + m_pLastObj = NULL; + return pObj; + } + FX_DWORD GetPos() { 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: + void GetNextWord(FX_BOOL& bIsNumber); + CFX_ByteString ReadString(); + CFX_ByteString ReadHexString(); + const uint8_t* m_pBuf; + FX_DWORD m_Size; + FX_DWORD m_Pos; + uint8_t m_WordBuffer[256]; + FX_DWORD m_WordSize; + CPDF_Object* m_pLastObj; }; typedef enum { - PDFOP_CloseFillStrokePath = 0, PDFOP_FillStrokePath, - PDFOP_CloseEOFillStrokePath, PDFOP_EOFillStrokePath, - PDFOP_BeginMarkedContent_Dictionary, PDFOP_BeginImage, - PDFOP_BeginMarkedContent, PDFOP_BeginText, - PDFOP_BeginSectionUndefined, PDFOP_CurveTo_123, - PDFOP_ConcatMatrix, PDFOP_SetColorSpace_Fill, - PDFOP_SetColorSpace_Stroke, PDFOP_SetDash, - PDFOP_SetCharWidth, PDFOP_SetCachedDevice, - PDFOP_ExecuteXObject, PDFOP_MarkPlace_Dictionary, - PDFOP_EndImage, PDFOP_EndMarkedContent, - PDFOP_EndText, PDFOP_EndSectionUndefined, - PDFOP_FillPath, PDFOP_FillPathOld, - PDFOP_EOFillPath, PDFOP_SetGray_Fill, - PDFOP_SetGray_Stroke, PDFOP_SetExtendGraphState, - PDFOP_ClosePath, PDFOP_SetFlat, - PDFOP_BeginImageData, PDFOP_SetLineJoin, - PDFOP_SetLineCap, PDFOP_SetCMYKColor_Fill, - PDFOP_SetCMYKColor_Stroke, PDFOP_LineTo, - PDFOP_MoveTo, PDFOP_SetMiterLimit, - PDFOP_MarkPlace, PDFOP_EndPath, - PDFOP_SaveGraphState, PDFOP_RestoreGraphState, - PDFOP_Rectangle, PDFOP_SetRGBColor_Fill, - PDFOP_SetRGBColor_Stroke, PDFOP_SetRenderIntent, - PDFOP_CloseStrokePath, PDFOP_StrokePath, - PDFOP_SetColor_Fill, PDFOP_SetColor_Stroke, - PDFOP_SetColorPS_Fill, PDFOP_SetColorPS_Stroke, - PDFOP_ShadeFill, PDFOP_SetCharSpace, - PDFOP_MoveTextPoint, PDFOP_MoveTextPoint_SetLeading, - PDFOP_SetFont, PDFOP_ShowText, - PDFOP_ShowText_Positioning, PDFOP_SetTextLeading, - PDFOP_SetTextMatrix, PDFOP_SetTextRenderMode, - PDFOP_SetTextRise, PDFOP_SetWordSpace, - PDFOP_SetHorzScale, PDFOP_MoveToNextLine, - PDFOP_CurveTo_23, PDFOP_SetLineWidth, - PDFOP_Clip, PDFOP_EOClip, - PDFOP_CurveTo_13, PDFOP_NextLineShowText, - PDFOP_NextLineShowText_Space, PDFOP_Invalid + PDFOP_CloseFillStrokePath = 0, + PDFOP_FillStrokePath, + PDFOP_CloseEOFillStrokePath, + PDFOP_EOFillStrokePath, + PDFOP_BeginMarkedContent_Dictionary, + PDFOP_BeginImage, + PDFOP_BeginMarkedContent, + PDFOP_BeginText, + PDFOP_BeginSectionUndefined, + PDFOP_CurveTo_123, + PDFOP_ConcatMatrix, + PDFOP_SetColorSpace_Fill, + PDFOP_SetColorSpace_Stroke, + PDFOP_SetDash, + PDFOP_SetCharWidth, + PDFOP_SetCachedDevice, + PDFOP_ExecuteXObject, + PDFOP_MarkPlace_Dictionary, + PDFOP_EndImage, + PDFOP_EndMarkedContent, + PDFOP_EndText, + PDFOP_EndSectionUndefined, + PDFOP_FillPath, + PDFOP_FillPathOld, + PDFOP_EOFillPath, + PDFOP_SetGray_Fill, + PDFOP_SetGray_Stroke, + PDFOP_SetExtendGraphState, + PDFOP_ClosePath, + PDFOP_SetFlat, + PDFOP_BeginImageData, + PDFOP_SetLineJoin, + PDFOP_SetLineCap, + PDFOP_SetCMYKColor_Fill, + PDFOP_SetCMYKColor_Stroke, + PDFOP_LineTo, + PDFOP_MoveTo, + PDFOP_SetMiterLimit, + PDFOP_MarkPlace, + PDFOP_EndPath, + PDFOP_SaveGraphState, + PDFOP_RestoreGraphState, + PDFOP_Rectangle, + PDFOP_SetRGBColor_Fill, + PDFOP_SetRGBColor_Stroke, + PDFOP_SetRenderIntent, + PDFOP_CloseStrokePath, + PDFOP_StrokePath, + PDFOP_SetColor_Fill, + PDFOP_SetColor_Stroke, + PDFOP_SetColorPS_Fill, + PDFOP_SetColorPS_Stroke, + PDFOP_ShadeFill, + PDFOP_SetCharSpace, + PDFOP_MoveTextPoint, + PDFOP_MoveTextPoint_SetLeading, + PDFOP_SetFont, + PDFOP_ShowText, + PDFOP_ShowText_Positioning, + PDFOP_SetTextLeading, + PDFOP_SetTextMatrix, + PDFOP_SetTextRenderMode, + PDFOP_SetTextRise, + PDFOP_SetWordSpace, + PDFOP_SetHorzScale, + PDFOP_MoveToNextLine, + PDFOP_CurveTo_23, + PDFOP_SetLineWidth, + PDFOP_Clip, + PDFOP_EOClip, + PDFOP_CurveTo_13, + PDFOP_NextLineShowText, + PDFOP_NextLineShowText_Space, + PDFOP_Invalid } PDFOP; -#define PARAM_BUF_SIZE 16 +#define PARAM_BUF_SIZE 16 typedef struct { - int 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; - }; + int 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; + }; } _ContentParam; -#define _FPDF_MAX_FORM_LEVEL_ 30 -#define _FPDF_MAX_TYPE3_FORM_LEVEL_ 4 +#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_AffineMatrix* pmtContentToUser, - CPDF_PageObjects* pObjList, - CPDF_Dictionary* pResources, - CFX_FloatRect* pBBox, - CPDF_ParseOptions* pOptions, - CPDF_AllStates* pAllStates, - int level); - ~CPDF_StreamContentParser(); - - FX_BOOL ShouldAbort() const { return m_bAbort; } - CPDF_PageObjects* GetObjectList() const { return m_pObjectList; } - 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)); - } - FX_BOOL 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*); - void SetGraphicStates(CPDF_PageObject* pObj, FX_BOOL bColor, FX_BOOL bText, FX_BOOL bGraph); - void SaveStates(CPDF_AllStates*); - void RestoreStates(CPDF_AllStates*); - 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: - struct OpCode { - FX_DWORD m_OpId; - void (CPDF_StreamContentParser::*m_OpHandler)(); - }; - static const OpCode g_OpCodes[]; - - 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_BeginSectionUndefined(); - 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_EndSectionUndefined(); - 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_PageObjects* m_pObjectList; - int m_Level; - CFX_AffineMatrix m_mtContentToUser; - CFX_FloatRect m_BBox; - CPDF_ParseOptions m_Options; - _ContentParam m_ParamBuf1[PARAM_BUF_SIZE]; - FX_DWORD m_ParamStartPos; - FX_DWORD m_ParamCount; - FX_BOOL m_bAbort; - CPDF_StreamParser* m_pSyntax; - nonstd::unique_ptr<CPDF_AllStates> m_pCurStates; - CPDF_ContentMark m_CurContentMark; - CFX_PtrArray m_ClipTextList; - CPDF_TextObject* m_pLastTextObject; - FX_FLOAT m_DefFontSize; - int m_CompatCount; - 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; - CFX_PtrArray m_StateStack; +class CPDF_StreamContentParser { + public: + CPDF_StreamContentParser(CPDF_Document* pDoc, + CPDF_Dictionary* pPageResources, + CPDF_Dictionary* pParentResources, + CFX_AffineMatrix* pmtContentToUser, + CPDF_PageObjects* pObjList, + CPDF_Dictionary* pResources, + CFX_FloatRect* pBBox, + CPDF_ParseOptions* pOptions, + CPDF_AllStates* pAllStates, + int level); + ~CPDF_StreamContentParser(); + + FX_BOOL ShouldAbort() const { return m_bAbort; } + CPDF_PageObjects* GetObjectList() const { return m_pObjectList; } + 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)); } + FX_BOOL 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*); + void SetGraphicStates(CPDF_PageObject* pObj, + FX_BOOL bColor, + FX_BOOL bText, + FX_BOOL bGraph); + void SaveStates(CPDF_AllStates*); + void RestoreStates(CPDF_AllStates*); + 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: + struct OpCode { + FX_DWORD m_OpId; + void (CPDF_StreamContentParser::*m_OpHandler)(); + }; + static const OpCode g_OpCodes[]; + + 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_BeginSectionUndefined(); + 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_EndSectionUndefined(); + 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_PageObjects* m_pObjectList; + int m_Level; + CFX_AffineMatrix m_mtContentToUser; + CFX_FloatRect m_BBox; + CPDF_ParseOptions m_Options; + _ContentParam m_ParamBuf1[PARAM_BUF_SIZE]; + FX_DWORD m_ParamStartPos; + FX_DWORD m_ParamCount; + FX_BOOL m_bAbort; + CPDF_StreamParser* m_pSyntax; + nonstd::unique_ptr<CPDF_AllStates> m_pCurStates; + CPDF_ContentMark m_CurContentMark; + CFX_PtrArray m_ClipTextList; + CPDF_TextObject* m_pLastTextObject; + FX_FLOAT m_DefFontSize; + int m_CompatCount; + 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; + CFX_PtrArray m_StateStack; }; -class CPDF_ContentParser -{ -public: - enum ParseStatus { - Ready, - ToBeContinued, - Done - }; - - CPDF_ContentParser(); - ~CPDF_ContentParser(); - - ParseStatus GetStatus() - { - return m_Status; - } - void Start(CPDF_Page* pPage, CPDF_ParseOptions* pOptions); - void Start(CPDF_Form* pForm, CPDF_AllStates* pGraphicStates, CFX_AffineMatrix* pParentMatrix, - CPDF_Type3Char* pType3Char, CPDF_ParseOptions* pOptions, int level); - void Continue(IFX_Pause* pPause); - -protected: - void Clear(); - ParseStatus m_Status; - CPDF_PageObjects* m_pObjects; - FX_BOOL m_bForm; - CPDF_ParseOptions m_Options; - CPDF_Type3Char* m_pType3Char; - int m_InternalStage; - CPDF_StreamAcc* m_pSingleStream; - CPDF_StreamAcc** m_pStreamArray; - FX_DWORD m_nStreams; - uint8_t* m_pData; - FX_DWORD m_Size; - class CPDF_StreamContentParser* m_pParser; - FX_DWORD m_CurrentOffset; - CPDF_StreamFilter* m_pStreamFilter; +class CPDF_ContentParser { + public: + enum ParseStatus { Ready, ToBeContinued, Done }; + + CPDF_ContentParser(); + ~CPDF_ContentParser(); + + ParseStatus GetStatus() { return m_Status; } + void Start(CPDF_Page* pPage, CPDF_ParseOptions* pOptions); + void Start(CPDF_Form* pForm, + CPDF_AllStates* pGraphicStates, + CFX_AffineMatrix* pParentMatrix, + CPDF_Type3Char* pType3Char, + CPDF_ParseOptions* pOptions, + int level); + void Continue(IFX_Pause* pPause); + + protected: + void Clear(); + ParseStatus m_Status; + CPDF_PageObjects* m_pObjects; + FX_BOOL m_bForm; + CPDF_ParseOptions m_Options; + CPDF_Type3Char* m_pType3Char; + int m_InternalStage; + CPDF_StreamAcc* m_pSingleStream; + CPDF_StreamAcc** m_pStreamArray; + FX_DWORD m_nStreams; + uint8_t* m_pData; + FX_DWORD m_Size; + class CPDF_StreamContentParser* m_pParser; + FX_DWORD m_CurrentOffset; + CPDF_StreamFilter* m_pStreamFilter; }; -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_AffineMatrix 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_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_AffineMatrix 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, 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_AffineMatrix* 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; - CFX_MapByteStringToPtr m_HashProfileMap; - FX_BOOL m_bForceClear; - - 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_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, + 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_AffineMatrix* 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; + CFX_MapByteStringToPtr m_HashProfileMap; + FX_BOOL m_bForceClear; + + 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_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(); - int32_t GetComponents() const { return m_nSrcComponents; } - FX_BOOL m_bsRGB; - void* m_pTransform; -private: - int32_t m_nSrcComponents; +class CPDF_IccProfile { + public: + CPDF_IccProfile(const uint8_t* pData, FX_DWORD dwSize); + ~CPDF_IccProfile(); + int32_t GetComponents() const { return m_nSrcComponents; } + FX_BOOL m_bsRGB; + void* m_pTransform; + + private: + int32_t 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_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; +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; }; #endif // CORE_SRC_FPDFAPI_FPDF_PAGE_PAGEINT_H_ |