diff options
Diffstat (limited to 'core/src/fpdfapi/fpdf_page/pageint.h')
| -rw-r--r-- | core/src/fpdfapi/fpdf_page/pageint.h | 112 |
1 files changed, 68 insertions, 44 deletions
diff --git a/core/src/fpdfapi/fpdf_page/pageint.h b/core/src/fpdfapi/fpdf_page/pageint.h index 95e16cb8cf..cf1fe47c0d 100644 --- a/core/src/fpdfapi/fpdf_page/pageint.h +++ b/core/src/fpdfapi/fpdf_page/pageint.h @@ -9,6 +9,7 @@ #include <map> +#include "../../../../third_party/base/nonstd_unique_ptr.h" #include "../../../include/fpdfapi/fpdf_pageobj.h" #define PARSE_STEP_LIMIT 100 @@ -123,26 +124,25 @@ typedef struct { class CPDF_StreamContentParser { public: - CPDF_StreamContentParser(); + 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 Initialize(); - void PrepareParse(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_Document* m_pDocument; - CPDF_Dictionary* m_pPageResources; - CPDF_Dictionary* m_pParentResources; - CPDF_PageObjects* m_pObjectList; - CPDF_Dictionary* m_pResources; - 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 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); @@ -158,17 +158,10 @@ public: } FX_BOOL OnOperator(const FX_CHAR* op); void BigCaseCaller(int index); - FX_BOOL m_bAbort; - CPDF_StreamParser* m_pSyntax; FX_DWORD GetParsePos() { return m_pSyntax->GetPos(); } - CPDF_AllStates* m_pCurStates; - CPDF_ContentMark m_CurContentMark; - CFX_PtrArray m_ClipTextList; - CPDF_TextObject* m_pLastTextObject; - FX_FLOAT m_DefFontSize; void AddTextObject(CFX_ByteString* pText, FX_FLOAT fInitKerning, FX_FLOAT* pKerning, int count); void ConvertUserSpace(FX_FLOAT& x, FX_FLOAT& y); @@ -176,37 +169,27 @@ public: void OnChangeTextMatrix(); FX_DWORD Parse(const uint8_t* pData, FX_DWORD dwSize, FX_DWORD max_cost); void ParsePathObject(); - int m_CompatCount; - FX_PATHPOINT* m_pPathPoints; - int m_PathPointCount; - int m_PathAllocSize; - FX_FLOAT m_PathStartX, m_PathStartY; - FX_FLOAT m_PathCurrentX, m_PathCurrentY; - int m_PathClipType; 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*); - CFX_ByteString m_LastImageName; - CPDF_Image* m_pLastImage; - CFX_BinaryBuf m_LastImageDict, m_LastImageData; - CPDF_Dictionary* m_pLastImageDict; - CPDF_Dictionary* m_pLastCloneImageDict; - FX_BOOL m_bReleaseLastDict; - FX_BOOL m_bSameLastDict; void SetGraphicStates(CPDF_PageObject* pObj, FX_BOOL bColor, FX_BOOL bText, FX_BOOL bGraph); - FX_BOOL m_bColored; - FX_FLOAT m_Type3Data[6]; - FX_BOOL m_bResourceMissing; - CFX_PtrArray m_StateStack; 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(); @@ -281,6 +264,47 @@ public: 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 { |