| // 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 _FPDF_VT_H_ |
| #define _FPDF_VT_H_ |
| #include "../fxcrt/fx_basic.h" |
| #include "../fpdfapi/fpdf_parser.h" |
| struct CPVT_WordPlace; |
| struct CPVT_WordRange; |
| struct CPVT_Word; |
| struct CPVT_Line; |
| struct CPVT_Section; |
| class IPDF_VariableText_Provider; |
| class IPDF_VariableText_Iterator; |
| class IPDF_VariableText; |
| struct CPVT_WordPlace { |
| |
| CPVT_WordPlace() : nSecIndex(-1), nLineIndex(-1), nWordIndex(-1) |
| { |
| } |
| |
| CPVT_WordPlace(FX_INT32 nSecIndex, FX_INT32 nLineIndex, FX_INT32 nWordIndex) |
| { |
| this->nSecIndex = nSecIndex; |
| this->nLineIndex = nLineIndex; |
| this->nWordIndex = nWordIndex; |
| } |
| |
| void Default() |
| { |
| nSecIndex = nLineIndex = nWordIndex = -1; |
| } |
| |
| FX_BOOL operator == (const CPVT_WordPlace & wp) const |
| { |
| return wp.nSecIndex == this->nSecIndex && wp.nLineIndex == this->nLineIndex && wp.nWordIndex == this->nWordIndex; |
| } |
| |
| FX_BOOL operator != (const CPVT_WordPlace & wp) const |
| { |
| return wp.nSecIndex != this->nSecIndex || wp.nLineIndex != this->nLineIndex || wp.nWordIndex != this->nWordIndex; |
| } |
| |
| inline FX_INT32 WordCmp(const CPVT_WordPlace & wp) const |
| { |
| if (this->nSecIndex > wp.nSecIndex) { |
| return 1; |
| } |
| if (this->nSecIndex < wp.nSecIndex) { |
| return -1; |
| } |
| if (this->nLineIndex > wp.nLineIndex) { |
| return 1; |
| } |
| if (this->nLineIndex < wp.nLineIndex) { |
| return -1; |
| } |
| if (this->nWordIndex > wp.nWordIndex) { |
| return 1; |
| } |
| if (this->nWordIndex < wp.nWordIndex) { |
| return -1; |
| } |
| return 0; |
| } |
| |
| inline FX_INT32 LineCmp(const CPVT_WordPlace & wp) const |
| { |
| if (this->nSecIndex > wp.nSecIndex) { |
| return 1; |
| } |
| if (this->nSecIndex < wp.nSecIndex) { |
| return -1; |
| } |
| if (this->nLineIndex > wp.nLineIndex) { |
| return 1; |
| } |
| if (this->nLineIndex < wp.nLineIndex) { |
| return -1; |
| } |
| return 0; |
| } |
| |
| inline FX_INT32 SecCmp(const CPVT_WordPlace & wp) const |
| { |
| if (this->nSecIndex > wp.nSecIndex) { |
| return 1; |
| } |
| if (this->nSecIndex < wp.nSecIndex) { |
| return -1; |
| } |
| return 0; |
| } |
| |
| FX_INT32 nSecIndex; |
| |
| FX_INT32 nLineIndex; |
| |
| FX_INT32 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) |
| { |
| this->BeginPos = begin; |
| this->EndPos = end; |
| SwapWordPlace(); |
| } |
| |
| void SetBeginPos(const CPVT_WordPlace & begin) |
| { |
| this->BeginPos = begin; |
| SwapWordPlace(); |
| } |
| |
| void SetEndPos(const CPVT_WordPlace & end) |
| { |
| this->EndPos = end; |
| SwapWordPlace(); |
| } |
| |
| FX_BOOL IsExist() const |
| { |
| return this->BeginPos != this->EndPos; |
| } |
| |
| FX_BOOL operator != (const CPVT_WordRange & wr) const |
| { |
| return wr.BeginPos != this->BeginPos || wr.EndPos != this->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 : public CFX_Object { |
| |
| CPVT_SecProps() : fLineLeading(0.0f), fLineIndent(0.0f), nAlignment(0) |
| { |
| } |
| |
| CPVT_SecProps(FX_FLOAT lineLeading, FX_FLOAT lineIndent, FX_INT32 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; |
| |
| FX_INT32 nAlignment; |
| }; |
| struct CPVT_WordProps : public CFX_Object { |
| |
| CPVT_WordProps() : nFontIndex(-1), fFontSize(0.0f), dwWordColor(0), nScriptType(0), nWordStyle(0), |
| fCharSpace(0.0f), nHorzScale(0) |
| { |
| } |
| |
| CPVT_WordProps(FX_INT32 fontIndex, FX_FLOAT fontSize, FX_COLORREF wordColor = 0, FX_INT32 scriptType = 0, FX_INT32 wordStyle = 0, |
| FX_FLOAT charSpace = 0, FX_INT32 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) |
| { |
| } |
| |
| FX_INT32 nFontIndex; |
| |
| FX_FLOAT fFontSize; |
| |
| FX_COLORREF dwWordColor; |
| |
| FX_INT32 nScriptType; |
| |
| FX_INT32 nWordStyle; |
| |
| FX_FLOAT fCharSpace; |
| |
| FX_INT32 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; |
| |
| FX_INT32 nCharset; |
| |
| CPVT_WordPlace WordPlace; |
| |
| CPDF_Point ptWord; |
| |
| FX_FLOAT fAscent; |
| |
| FX_FLOAT fDescent; |
| |
| FX_FLOAT fWidth; |
| |
| FX_INT32 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 FX_INT32 GetCharWidth(FX_INT32 nFontIndex, FX_WORD word, FX_INT32 nWordStyle) = 0; |
| |
| virtual FX_INT32 GetTypeAscent(FX_INT32 nFontIndex) = 0; |
| |
| virtual FX_INT32 GetTypeDescent(FX_INT32 nFontIndex) = 0; |
| |
| virtual FX_INT32 GetWordFontIndex(FX_WORD word, FX_INT32 charset, FX_INT32 nFontIndex) = 0; |
| |
| virtual FX_BOOL IsLatinWord(FX_WORD word) = 0; |
| |
| virtual FX_INT32 GetDefaultFontIndex() = 0; |
| }; |
| class IPDF_VariableText_Iterator |
| { |
| public: |
| |
| 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(FX_INT32 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); |
| public: |
| |
| 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(FX_INT32 nFormat = 0) = 0; |
| |
| virtual void SetPasswordChar(FX_WORD wSubWord = '*') = 0; |
| |
| virtual void SetLimitChar(FX_INT32 nLimitChar = 0) = 0; |
| |
| virtual void SetCharArray(FX_INT32 nCharArray = 0) = 0; |
| |
| virtual void SetCharSpace(FX_FLOAT fCharSpace = 0.0f) = 0; |
| |
| virtual void SetHorzScale(FX_INT32 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(FX_LPCWSTR text, FX_INT32 charset = 1, const CPVT_SecProps * pSecProps = NULL, |
| const CPVT_WordProps * pWordProps = NULL) = 0; |
| |
| virtual CPVT_WordPlace InsertWord(const CPVT_WordPlace & place, FX_WORD word, FX_INT32 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, FX_LPCWSTR text, FX_INT32 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 FX_INT32 GetTotalWords() const = 0; |
| |
| virtual FX_FLOAT GetFontSize() const = 0; |
| |
| virtual FX_INT32 GetAlignment() const = 0; |
| |
| virtual FX_WORD GetPasswordChar() const = 0; |
| |
| virtual FX_INT32 GetCharArray() const = 0; |
| |
| virtual FX_INT32 GetLimitChar() const = 0; |
| |
| virtual FX_BOOL IsMultiLine() const = 0; |
| |
| virtual FX_INT32 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 FX_INT32 WordPlaceToWordIndex(const CPVT_WordPlace & place) const = 0; |
| |
| virtual CPVT_WordPlace WordIndexToWordPlace(FX_INT32 index) const = 0; |
| }; |
| #endif |