| // 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_INCLUDE_FPDFDOC_FPDF_VT_H_ |
| #define CORE_INCLUDE_FPDFDOC_FPDF_VT_H_ |
| |
| #include "../fpdfapi/fpdf_parser.h" |
| #include "../fxge/fx_dib.h" |
| |
| class IPDF_VariableText; |
| class IPDF_VariableText_Iterator; |
| class IPDF_VariableText_Provider; |
| struct CPVT_Line; |
| struct CPVT_Section; |
| struct CPVT_Word; |
| struct CPVT_WordPlace; |
| struct CPVT_WordRange; |
| |
| struct CPVT_WordPlace { |
| |
| CPVT_WordPlace() : nSecIndex(-1), nLineIndex(-1), nWordIndex(-1) |
| { |
| } |
| |
| CPVT_WordPlace(int32_t other_nSecIndex, |
| int32_t other_nLineIndex, |
| int32_t other_nWordIndex) |
| { |
| nSecIndex = other_nSecIndex; |
| nLineIndex = other_nLineIndex; |
| nWordIndex = other_nWordIndex; |
| } |
| |
| void Default() |
| { |
| nSecIndex = nLineIndex = nWordIndex = -1; |
| } |
| |
| FX_BOOL operator == (const CPVT_WordPlace & wp) const |
| { |
| return wp.nSecIndex == nSecIndex && wp.nLineIndex == nLineIndex && wp.nWordIndex == nWordIndex; |
| } |
| |
| FX_BOOL operator != (const CPVT_WordPlace & wp) const |
| { |
| return wp.nSecIndex != nSecIndex || wp.nLineIndex != nLineIndex || wp.nWordIndex != nWordIndex; |
| } |
| |
| inline int32_t WordCmp(const CPVT_WordPlace & wp) const |
| { |
| if (nSecIndex > wp.nSecIndex) { |
| return 1; |
| } |
| if (nSecIndex < wp.nSecIndex) { |
| return -1; |
| } |
| if (nLineIndex > wp.nLineIndex) { |
| return 1; |
| } |
| if (nLineIndex < wp.nLineIndex) { |
| return -1; |
| } |
| if (nWordIndex > wp.nWordIndex) { |
| return 1; |
| } |
| if (nWordIndex < wp.nWordIndex) { |
| return -1; |
| } |
| return 0; |
| } |
| |
| inline int32_t LineCmp(const CPVT_WordPlace & wp) const |
| { |
| if (nSecIndex > wp.nSecIndex) { |
| return 1; |
| } |
| if (nSecIndex < wp.nSecIndex) { |
| return -1; |
| } |
| if (nLineIndex > wp.nLineIndex) { |
| return 1; |
| } |
| if (nLineIndex < wp.nLineIndex) { |
| return -1; |
| } |
| return 0; |
| } |
| |
| inline int32_t SecCmp(const CPVT_WordPlace & wp) const |
| { |
| if (nSecIndex > wp.nSecIndex) { |
| return 1; |
| } |
| if (nSecIndex < wp.nSecIndex) { |
| return -1; |
| } |
| return 0; |
| } |
| |
| int32_t nSecIndex; |
| |
| int32_t nLineIndex; |
| |
| int32_t nWordIndex; |
| }; |
| struct CPVT_WordRange { |
| |
| CPVT_WordRange() |
| { |
| } |
| |
| CPVT_WordRange(const CPVT_WordPlace & begin, const CPVT_WordPlace & end) |
| { |
| Set(begin, end); |
| } |
| |
| void Default() |
| { |
| BeginPos.Default(); |
| EndPos.Default(); |
| } |
| |
| void Set(const CPVT_WordPlace & begin, const CPVT_WordPlace & end) |
| { |
| BeginPos = begin; |
| EndPos = end; |
| SwapWordPlace(); |
| } |
| |
| void SetBeginPos(const CPVT_WordPlace & begin) |
| { |
| BeginPos = begin; |
| SwapWordPlace(); |
| } |
| |
| void SetEndPos(const CPVT_WordPlace & end) |
| { |
| EndPos = end; |
| SwapWordPlace(); |
| } |
| |
| FX_BOOL IsExist() const |
| { |
| return BeginPos != EndPos; |
| } |
| |
| FX_BOOL operator != (const CPVT_WordRange & wr) const |
| { |
| return wr.BeginPos != BeginPos || wr.EndPos != EndPos; |
| } |
| |
| void SwapWordPlace() |
| { |
| if (BeginPos.WordCmp(EndPos) > 0) { |
| CPVT_WordPlace place = EndPos; |
| EndPos = BeginPos; |
| BeginPos = place; |
| } |
| } |
| |
| CPVT_WordPlace BeginPos; |
| |
| CPVT_WordPlace EndPos; |
| }; |
| struct CPVT_SecProps { |
| |
| CPVT_SecProps() : fLineLeading(0.0f), fLineIndent(0.0f), nAlignment(0) |
| { |
| } |
| |
| CPVT_SecProps(FX_FLOAT lineLeading, FX_FLOAT lineIndent, int32_t alignment) : |
| fLineLeading(lineLeading), fLineIndent(lineIndent), nAlignment(alignment) |
| { |
| } |
| |
| CPVT_SecProps(const CPVT_SecProps & other) : |
| fLineLeading(other.fLineLeading), fLineIndent(other.fLineIndent), nAlignment(other.nAlignment) |
| { |
| } |
| |
| FX_FLOAT fLineLeading; |
| |
| FX_FLOAT fLineIndent; |
| |
| int32_t nAlignment; |
| }; |
| struct CPVT_WordProps { |
| |
| CPVT_WordProps() : nFontIndex(-1), fFontSize(0.0f), dwWordColor(0), nScriptType(0), nWordStyle(0), |
| fCharSpace(0.0f), nHorzScale(0) |
| { |
| } |
| |
| CPVT_WordProps(int32_t fontIndex, FX_FLOAT fontSize, FX_COLORREF wordColor = 0, int32_t scriptType = 0, int32_t wordStyle = 0, |
| FX_FLOAT charSpace = 0, int32_t horzScale = 100) : |
| nFontIndex(fontIndex), fFontSize(fontSize), dwWordColor(wordColor), nScriptType(scriptType), |
| nWordStyle(wordStyle), fCharSpace(charSpace), nHorzScale(horzScale) |
| { |
| } |
| |
| CPVT_WordProps(const CPVT_WordProps & other) : |
| nFontIndex(other.nFontIndex), fFontSize(other.fFontSize), dwWordColor(other.dwWordColor), |
| nScriptType(other.nScriptType), nWordStyle(other.nWordStyle), fCharSpace(other.fCharSpace), |
| nHorzScale(other.nHorzScale) |
| { |
| } |
| |
| int32_t nFontIndex; |
| |
| FX_FLOAT fFontSize; |
| |
| FX_COLORREF dwWordColor; |
| |
| int32_t nScriptType; |
| |
| int32_t nWordStyle; |
| |
| FX_FLOAT fCharSpace; |
| |
| int32_t nHorzScale; |
| }; |
| struct CPVT_Word { |
| |
| CPVT_Word() : Word(0), nCharset(0), ptWord(0, 0), fAscent(0.0f), fDescent(0.0f), fWidth(0.0f), |
| fFontSize(0), WordProps() |
| { |
| } |
| |
| FX_WORD Word; |
| |
| int32_t nCharset; |
| |
| CPVT_WordPlace WordPlace; |
| |
| CPDF_Point ptWord; |
| |
| FX_FLOAT fAscent; |
| |
| FX_FLOAT fDescent; |
| |
| FX_FLOAT fWidth; |
| |
| int32_t nFontIndex; |
| |
| FX_FLOAT fFontSize; |
| |
| CPVT_WordProps WordProps; |
| }; |
| struct CPVT_Line { |
| |
| CPVT_Line() : ptLine(0, 0), fLineWidth(0.0f), fLineAscent(0.0f), fLineDescent(0.0f) |
| { |
| } |
| |
| CPVT_WordPlace lineplace; |
| |
| CPVT_WordPlace lineEnd; |
| |
| CPDF_Point ptLine; |
| |
| FX_FLOAT fLineWidth; |
| |
| FX_FLOAT fLineAscent; |
| |
| FX_FLOAT fLineDescent; |
| }; |
| struct CPVT_Section { |
| |
| CPVT_WordPlace secplace; |
| |
| CPDF_Rect rcSection; |
| |
| CPVT_SecProps SecProps; |
| |
| CPVT_WordProps WordProps; |
| }; |
| class IPDF_VariableText_Provider |
| { |
| public: |
| virtual ~IPDF_VariableText_Provider() { } |
| |
| virtual int32_t GetCharWidth(int32_t nFontIndex, FX_WORD word, int32_t nWordStyle) = 0; |
| |
| virtual int32_t GetTypeAscent(int32_t nFontIndex) = 0; |
| |
| virtual int32_t GetTypeDescent(int32_t nFontIndex) = 0; |
| |
| virtual int32_t GetWordFontIndex(FX_WORD word, int32_t charset, int32_t nFontIndex) = 0; |
| |
| virtual FX_BOOL IsLatinWord(FX_WORD word) = 0; |
| |
| virtual int32_t GetDefaultFontIndex() = 0; |
| }; |
| class IPDF_VariableText_Iterator |
| { |
| public: |
| virtual ~IPDF_VariableText_Iterator() { } |
| |
| virtual FX_BOOL NextWord() = 0; |
| |
| virtual FX_BOOL PrevWord() = 0; |
| |
| virtual FX_BOOL NextLine() = 0; |
| |
| virtual FX_BOOL PrevLine() = 0; |
| |
| virtual FX_BOOL NextSection() = 0; |
| |
| virtual FX_BOOL PrevSection() = 0; |
| |
| virtual FX_BOOL GetWord(CPVT_Word & word) const = 0; |
| |
| virtual FX_BOOL SetWord(const CPVT_Word & word) = 0; |
| |
| virtual FX_BOOL GetLine(CPVT_Line & line) const = 0; |
| |
| virtual FX_BOOL GetSection(CPVT_Section & section) const = 0; |
| |
| virtual FX_BOOL SetSection(const CPVT_Section & section) = 0; |
| |
| virtual void SetAt(int32_t nWordIndex) = 0; |
| |
| virtual void SetAt(const CPVT_WordPlace & place) = 0; |
| |
| virtual const CPVT_WordPlace & GetAt() const = 0; |
| }; |
| class IPDF_VariableText |
| { |
| public: |
| static IPDF_VariableText* NewVariableText(); |
| |
| static void DelVariableText(IPDF_VariableText* pVT); |
| |
| virtual IPDF_VariableText_Provider* SetProvider(IPDF_VariableText_Provider * pProvider) = 0; |
| |
| virtual IPDF_VariableText_Iterator* GetIterator() = 0; |
| |
| virtual void SetPlateRect(const CPDF_Rect & rect) = 0; |
| |
| virtual void SetAlignment(int32_t nFormat = 0) = 0; |
| |
| virtual void SetPasswordChar(FX_WORD wSubWord = '*') = 0; |
| |
| virtual void SetLimitChar(int32_t nLimitChar = 0) = 0; |
| |
| virtual void SetCharArray(int32_t nCharArray = 0) = 0; |
| |
| virtual void SetCharSpace(FX_FLOAT fCharSpace = 0.0f) = 0; |
| |
| virtual void SetHorzScale(int32_t nHorzScale = 100) = 0; |
| |
| virtual void SetMultiLine(FX_BOOL bMultiLine = TRUE) = 0; |
| |
| virtual void SetAutoReturn(FX_BOOL bAuto = TRUE) = 0; |
| |
| virtual void SetAutoFontSize(FX_BOOL bAuto = TRUE) = 0; |
| |
| virtual void SetFontSize(FX_FLOAT fFontSize) = 0; |
| |
| virtual void SetLineLeading(FX_FLOAT fLineLeading) = 0; |
| |
| virtual void SetRichText(FX_BOOL bRichText) = 0; |
| |
| virtual void Initialize() = 0; |
| |
| virtual FX_BOOL IsValid() const = 0; |
| |
| virtual FX_BOOL IsRichText() const = 0; |
| |
| virtual void RearrangeAll() = 0; |
| |
| virtual void RearrangePart(const CPVT_WordRange & PlaceRange) = 0; |
| |
| virtual void ResetAll() = 0; |
| |
| virtual void SetText(const FX_WCHAR* text, int32_t charset = 1, const CPVT_SecProps * pSecProps = NULL, |
| const CPVT_WordProps * pWordProps = NULL) = 0; |
| |
| virtual CPVT_WordPlace InsertWord(const CPVT_WordPlace & place, FX_WORD word, int32_t charset = 1, |
| const CPVT_WordProps * pWordProps = NULL) = 0; |
| |
| virtual CPVT_WordPlace InsertSection(const CPVT_WordPlace & place, const CPVT_SecProps * pSecProps = NULL, |
| const CPVT_WordProps * pWordProps = NULL) = 0; |
| |
| virtual CPVT_WordPlace InsertText(const CPVT_WordPlace & place, const FX_WCHAR* text, int32_t charset = 1, |
| const CPVT_SecProps * pSecProps = NULL, const CPVT_WordProps * pWordProps = NULL) = 0; |
| |
| virtual CPVT_WordPlace DeleteWords(const CPVT_WordRange & PlaceRange) = 0; |
| |
| virtual CPVT_WordPlace DeleteWord(const CPVT_WordPlace & place) = 0; |
| |
| virtual CPVT_WordPlace BackSpaceWord(const CPVT_WordPlace & place) = 0; |
| |
| virtual const CPDF_Rect & GetPlateRect() const = 0; |
| |
| virtual CPDF_Rect GetContentRect() const = 0; |
| |
| virtual int32_t GetTotalWords() const = 0; |
| |
| virtual FX_FLOAT GetFontSize() const = 0; |
| |
| virtual int32_t GetAlignment() const = 0; |
| |
| virtual FX_WORD GetPasswordChar() const = 0; |
| |
| virtual int32_t GetCharArray() const = 0; |
| |
| virtual int32_t GetLimitChar() const = 0; |
| |
| virtual FX_BOOL IsMultiLine() const = 0; |
| |
| virtual int32_t GetHorzScale() const = 0; |
| |
| virtual FX_FLOAT GetCharSpace() const = 0; |
| |
| virtual CPVT_WordPlace GetBeginWordPlace() const = 0; |
| |
| virtual CPVT_WordPlace GetEndWordPlace() const = 0; |
| |
| virtual CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace SearchWordPlace(const CPDF_Point & point) const = 0; |
| |
| virtual CPVT_WordPlace GetUpWordPlace(const CPVT_WordPlace & place, const CPDF_Point & point) const = 0; |
| |
| virtual CPVT_WordPlace GetDownWordPlace(const CPVT_WordPlace & place, const CPDF_Point & point) const = 0; |
| |
| virtual CPVT_WordPlace GetLineBeginPlace(const CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace GetLineEndPlace(const CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace GetSectionBeginPlace(const CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace GetSectionEndPlace(const CPVT_WordPlace & place) const = 0; |
| |
| virtual void UpdateWordPlace(CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace AjustLineHeader(const CPVT_WordPlace & place, FX_BOOL bPrevOrNext) const = 0; |
| |
| virtual int32_t WordPlaceToWordIndex(const CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace WordIndexToWordPlace(int32_t index) const = 0; |
| |
| protected: |
| ~IPDF_VariableText() { } |
| }; |
| |
| #endif // CORE_INCLUDE_FPDFDOC_FPDF_VT_H_ |