diff options
Diffstat (limited to 'core/src/fpdfdoc/pdf_vt.h')
| -rw-r--r-- | core/src/fpdfdoc/pdf_vt.h | 1284 |
1 files changed, 642 insertions, 642 deletions
diff --git a/core/src/fpdfdoc/pdf_vt.h b/core/src/fpdfdoc/pdf_vt.h index fc1af0415f..6b2d5e5eef 100644 --- a/core/src/fpdfdoc/pdf_vt.h +++ b/core/src/fpdfdoc/pdf_vt.h @@ -1,642 +1,642 @@ -// 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
-
-#define _PDF_VT_H_
-class CPVT_Size;
-class CPVT_FloatRect;
-struct CPVT_SectionInfo;
-struct CPVT_LineInfo;
-struct CPVT_WordInfo;
-class CLine;
-class CLines;
-class CSection;
-class CTypeset;
-class CPDF_EditContainer;
-class CPDF_VariableText;
-class CPDF_VariableText_Iterator;
-#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001)
-#define IsFloatBigger(fa,fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb)))
-#define IsFloatSmaller(fa,fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb)))
-template<class T> T FPDF_MIN (const T & i, const T & j)
-{
- return ((i < j) ? i : j);
-}
-template<class T> T FPDF_MAX (const T & i, const T & j)
-{
- return ((i > j) ? i : j);
-}
-class CPVT_Size
-{
-public:
- CPVT_Size() : x(0.0f), y(0.0f)
- {
- }
- CPVT_Size(FX_FLOAT x, FX_FLOAT y)
- {
- this->x = x;
- this->y = y;
- }
- FX_FLOAT x, y;
-};
-class CPVT_FloatRect : public CFX_FloatRect
-{
-public:
- CPVT_FloatRect()
- {
- left = top = right = bottom = 0.0f;
- }
- CPVT_FloatRect(FX_FLOAT left, FX_FLOAT top,
- FX_FLOAT right, FX_FLOAT bottom)
- {
- this->left = left;
- this->top = top;
- this->right = right;
- this->bottom = bottom;
- }
- CPVT_FloatRect(const CPDF_Rect & rect)
- {
- this->left = rect.left;
- this->top = rect.top;
- this->right = rect.right;
- this->bottom = rect.bottom;
- }
- void Default()
- {
- left = top = right = bottom = 0.0f;
- }
- FX_FLOAT Height() const
- {
- if(this->top > this->bottom) {
- return this->top - this->bottom;
- } else {
- return this->bottom - this->top;
- }
- }
-};
-struct CPVT_SectionInfo {
- CPVT_SectionInfo() : rcSection(), nTotalLine(0), pSecProps(NULL), pWordProps(NULL)
- {
- }
- virtual ~CPVT_SectionInfo()
- {
- if (pSecProps) {
- delete pSecProps;
- }
- if (pWordProps) {
- delete pWordProps;
- }
- }
- CPVT_SectionInfo(const CPVT_SectionInfo & other): rcSection(), nTotalLine(0), pSecProps(NULL), pWordProps(NULL)
- {
- operator = (other);
- }
- void operator = (const CPVT_SectionInfo & other)
- {
- if (this == &other) {
- return;
- }
- this->rcSection = other.rcSection;
- this->nTotalLine = other.nTotalLine;
- if (other.pSecProps) {
- if (pSecProps) {
- *pSecProps = *other.pSecProps;
- } else {
- pSecProps = FX_NEW CPVT_SecProps(*other.pSecProps);
- }
- }
- if (other.pWordProps) {
- if (pWordProps) {
- *pWordProps = *other.pWordProps;
- } else {
- pWordProps = FX_NEW CPVT_WordProps(*other.pWordProps);
- }
- }
- }
- CPVT_FloatRect rcSection;
- FX_INT32 nTotalLine;
- CPVT_SecProps* pSecProps;
- CPVT_WordProps* pWordProps;
-};
-struct CPVT_LineInfo {
- CPVT_LineInfo() : nTotalWord(0), nBeginWordIndex(-1), nEndWordIndex(-1),
- fLineX(0.0f), fLineY(0.0f), fLineWidth(0.0f), fLineAscent(0.0f), fLineDescent(0.0f)
- {
- }
- FX_INT32 nTotalWord;
- FX_INT32 nBeginWordIndex;
- FX_INT32 nEndWordIndex;
- FX_FLOAT fLineX;
- FX_FLOAT fLineY;
- FX_FLOAT fLineWidth;
- FX_FLOAT fLineAscent;
- FX_FLOAT fLineDescent;
-};
-struct CPVT_WordInfo : public CFX_Object {
- CPVT_WordInfo() : Word(0), nCharset(0),
- fWordX(0.0f), fWordY(0.0f), fWordTail(0.0f), nFontIndex(-1), pWordProps(NULL)
- {
- }
- CPVT_WordInfo(FX_WORD word, FX_INT32 charset, FX_INT32 fontIndex, CPVT_WordProps * pProps):
- Word(word), nCharset(charset), fWordX(0.0f), fWordY(0.0f), fWordTail(0.0f),
- nFontIndex(fontIndex), pWordProps(pProps)
- {
- }
- virtual ~CPVT_WordInfo()
- {
- if (pWordProps) {
- delete pWordProps;
- }
- }
- CPVT_WordInfo(const CPVT_WordInfo & word): Word(0), nCharset(0),
- fWordX(0.0f), fWordY(0.0f), fWordTail(0.0f), nFontIndex(-1), pWordProps(NULL)
- {
- operator = (word);
- }
- void operator = (const CPVT_WordInfo & word)
- {
- if (this == &word) {
- return;
- }
- this->Word = word.Word;
- this->nCharset = word.nCharset;
- this->nFontIndex = word.nFontIndex;
- if (word.pWordProps) {
- if (pWordProps) {
- *pWordProps = *word.pWordProps;
- } else {
- pWordProps = FX_NEW CPVT_WordProps(*word.pWordProps);
- }
- }
- }
- FX_WORD Word;
- FX_INT32 nCharset;
- FX_FLOAT fWordX;
- FX_FLOAT fWordY;
- FX_FLOAT fWordTail;
- FX_INT32 nFontIndex;
- CPVT_WordProps* pWordProps;
-};
-struct CPVT_FloatRange {
- CPVT_FloatRange() : fMin(0.0f), fMax(0.0f)
- {
- }
- CPVT_FloatRange(FX_FLOAT min, FX_FLOAT max) : fMin(min), fMax(max)
- {
- }
- FX_FLOAT Range() const
- {
- return fMax - fMin;
- }
- FX_FLOAT fMin, fMax;
-};
-template<class TYPE> class CPVT_ArrayTemplate : public CFX_ArrayTemplate<TYPE>
-{
-public:
- FX_BOOL IsEmpty()
- {
- return CFX_ArrayTemplate<TYPE>::GetSize() <= 0;
- }
- TYPE GetAt(int nIndex) const
- {
- if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) {
- return CFX_ArrayTemplate<TYPE>::GetAt(nIndex);
- }
- return NULL;
- }
- void RemoveAt(int nIndex)
- {
- if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) {
- CFX_ArrayTemplate<TYPE>::RemoveAt(nIndex);
- }
- }
-};
-class CLine : public CFX_Object
-{
-public:
- CLine();
- virtual ~CLine();
- CPVT_WordPlace GetBeginWordPlace() const;
- CPVT_WordPlace GetEndWordPlace() const;
- CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace LinePlace;
- CPVT_LineInfo m_LineInfo;
-};
-class CLines
-{
-public:
- CLines() : m_nTotal(0) {}
- virtual ~CLines()
- {
- RemoveAll();
- }
- FX_INT32 GetSize() const
- {
- return m_Lines.GetSize();
- }
- CLine * GetAt(FX_INT32 nIndex) const
- {
- return m_Lines.GetAt(nIndex);
- }
- void Empty()
- {
- m_nTotal = 0;
- }
- void RemoveAll()
- {
- for (FX_INT32 i = 0, sz = GetSize(); i < sz; i++) {
- delete GetAt(i);
- }
- m_Lines.RemoveAll();
- m_nTotal = 0;
- }
- FX_INT32 Add(const CPVT_LineInfo & lineinfo)
- {
- if (m_nTotal >= GetSize()) {
- if (CLine * pLine = FX_NEW CLine) {
- pLine->m_LineInfo = lineinfo;
- m_Lines.Add(pLine);
- return m_nTotal++;
- }
- return m_nTotal;
- } else {
- if (CLine * pLine = GetAt(m_nTotal)) {
- pLine->m_LineInfo = lineinfo;
- }
- return m_nTotal++;
- }
- }
- void Clear()
- {
- for (FX_INT32 i = GetSize() - 1; i >= m_nTotal; i--) {
- delete GetAt(i);
- m_Lines.RemoveAt(i);
- }
- }
-private:
- CPVT_ArrayTemplate<CLine*> m_Lines;
- FX_INT32 m_nTotal;
-};
-class CSection : public CFX_Object
-{
- friend class CTypeset;
-public:
- CSection(CPDF_VariableText * pVT);
- virtual ~CSection();
- void ResetAll();
- void ResetLineArray();
- void ResetWordArray();
- void ResetLinePlace();
- CPVT_WordPlace AddWord(const CPVT_WordPlace & place, const CPVT_WordInfo & wordinfo);
- CPVT_WordPlace AddLine(const CPVT_LineInfo & lineinfo);
- void ClearWords(const CPVT_WordRange & PlaceRange);
- void ClearWord(const CPVT_WordPlace & place);
- CPVT_FloatRect Rearrange();
- CPVT_Size GetSectionSize(FX_FLOAT fFontSize);
- CPVT_WordPlace GetBeginWordPlace() const;
- CPVT_WordPlace GetEndWordPlace() const;
- CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace & place) const;
- void UpdateWordPlace(CPVT_WordPlace & place) const;
- CPVT_WordPlace SearchWordPlace(const CPDF_Point & point) const;
- CPVT_WordPlace SearchWordPlace(FX_FLOAT fx, const CPVT_WordPlace & lineplace) const;
- CPVT_WordPlace SearchWordPlace(FX_FLOAT fx, const CPVT_WordRange & range) const;
-public:
- CPVT_WordPlace SecPlace;
- CPVT_SectionInfo m_SecInfo;
- CLines m_LineArray;
- CPVT_ArrayTemplate<CPVT_WordInfo*> m_WordArray;
-private:
- void ClearLeftWords(FX_INT32 nWordIndex);
- void ClearRightWords(FX_INT32 nWordIndex);
- void ClearMidWords(FX_INT32 nBeginIndex, FX_INT32 nEndIndex);
-
- CPDF_VariableText *m_pVT;
-};
-class CTypeset
-{
-public:
- CTypeset(CSection * pSection);
- virtual ~CTypeset();
- CPVT_Size GetEditSize(FX_FLOAT fFontSize);
- CPVT_FloatRect Typeset();
- CPVT_FloatRect CharArray();
-private:
- void SplitLines(FX_BOOL bTypeset, FX_FLOAT fFontSize);
- void OutputLines();
-
- CPVT_FloatRect m_rcRet;
- CPDF_VariableText * m_pVT;
- CSection * m_pSection;
-};
-class CPDF_EditContainer
-{
-public:
- CPDF_EditContainer(): m_rcPlate(0, 0, 0, 0), m_rcContent(0, 0, 0, 0) {};
- virtual ~CPDF_EditContainer() {};
- virtual void SetPlateRect(const CPDF_Rect & rect)
- {
- m_rcPlate = rect;
- };
- virtual const CPDF_Rect & GetPlateRect() const
- {
- return m_rcPlate;
- };
- virtual void SetContentRect(const CPVT_FloatRect & rect)
- {
- m_rcContent = rect;
- };
- virtual CPDF_Rect GetContentRect() const
- {
- return m_rcContent;
- };
- FX_FLOAT GetPlateWidth() const
- {
- return m_rcPlate.right - m_rcPlate.left;
- };
- FX_FLOAT GetPlateHeight() const
- {
- return m_rcPlate.top - m_rcPlate.bottom;
- };
- CPVT_Size GetPlateSize() const
- {
- return CPVT_Size(GetPlateWidth(), GetPlateHeight());
- };
- CPDF_Point GetBTPoint() const
- {
- return CPDF_Point(m_rcPlate.left, m_rcPlate.top);
- };
- CPDF_Point GetETPoint() const
- {
- return CPDF_Point(m_rcPlate.right, m_rcPlate.bottom);
- };
- inline CPDF_Point InToOut(const CPDF_Point & point) const
- {
- return CPDF_Point(point.x + GetBTPoint().x, GetBTPoint().y - point.y);
- };
- inline CPDF_Point OutToIn(const CPDF_Point & point) const
- {
- return CPDF_Point(point.x - GetBTPoint().x, GetBTPoint().y - point.y);
- };
- inline CPDF_Rect InToOut(const CPVT_FloatRect & rect) const
- {
- CPDF_Point ptLeftTop = InToOut(CPDF_Point(rect.left, rect.top));
- CPDF_Point ptRightBottom = InToOut(CPDF_Point(rect.right, rect.bottom));
- return CPDF_Rect(ptLeftTop.x, ptRightBottom.y, ptRightBottom.x, ptLeftTop.y);
- };
- inline CPVT_FloatRect OutToIn(const CPDF_Rect & rect) const
- {
- CPDF_Point ptLeftTop = OutToIn(CPDF_Point(rect.left, rect.top));
- CPDF_Point ptRightBottom = OutToIn(CPDF_Point(rect.right, rect.bottom));
- return CPVT_FloatRect(ptLeftTop.x, ptLeftTop.y, ptRightBottom.x, ptRightBottom.y);
- };
-
-private:
- CPDF_Rect m_rcPlate;
- CPVT_FloatRect m_rcContent;
-};
-class CPDF_VariableText : public IPDF_VariableText, public CFX_Object, private CPDF_EditContainer
-{
- friend class CTypeset;
- friend class CSection;
- friend class CPDF_VariableText_Iterator;
-public:
- CPDF_VariableText();
- virtual ~CPDF_VariableText();
- IPDF_VariableText_Provider* SetProvider(IPDF_VariableText_Provider * pProvider);
- IPDF_VariableText_Iterator* GetIterator();
- void SetPlateRect(const CPDF_Rect & rect)
- {
- CPDF_EditContainer::SetPlateRect(rect);
- }
- void SetAlignment(FX_INT32 nFormat = 0)
- {
- m_nAlignment = nFormat;
- }
- void SetPasswordChar(FX_WORD wSubWord = '*')
- {
- m_wSubWord = wSubWord;
- }
- void SetLimitChar(FX_INT32 nLimitChar = 0)
- {
- m_nLimitChar = nLimitChar;
- }
- void SetCharSpace(FX_FLOAT fCharSpace = 0.0f)
- {
- m_fCharSpace = fCharSpace;
- }
- void SetHorzScale(FX_INT32 nHorzScale = 100)
- {
- m_nHorzScale = nHorzScale;
- }
- void SetMultiLine(FX_BOOL bMultiLine = TRUE)
- {
- m_bMultiLine = bMultiLine;
- }
- void SetAutoReturn(FX_BOOL bAuto = TRUE)
- {
- m_bLimitWidth = bAuto;
- }
- void SetFontSize(FX_FLOAT fFontSize)
- {
- m_fFontSize = fFontSize;
- }
- void SetCharArray(FX_INT32 nCharArray = 0)
- {
- m_nCharArray = nCharArray;
- }
- void SetAutoFontSize(FX_BOOL bAuto = TRUE)
- {
- m_bAutoFontSize = bAuto;
- }
- void SetRichText(FX_BOOL bRichText)
- {
- m_bRichText = bRichText;
- }
- void SetLineLeading(FX_FLOAT fLineLeading)
- {
- m_fLineLeading = fLineLeading;
- }
- void Initialize();
- FX_BOOL IsValid() const
- {
- return m_bInitial;
- }
- FX_BOOL IsRichText() const
- {
- return m_bRichText;
- }
- void RearrangeAll();
- void RearrangePart(const CPVT_WordRange & PlaceRange);
- void ResetAll();
- void SetText(FX_LPCWSTR text, FX_INT32 charset = 1, const CPVT_SecProps * pSecProps = NULL,
- const CPVT_WordProps * pWordProps = NULL);
- CPVT_WordPlace InsertWord(const CPVT_WordPlace & place, FX_WORD word, FX_INT32 charset = 1,
- const CPVT_WordProps * pWordProps = NULL);
- CPVT_WordPlace InsertSection(const CPVT_WordPlace & place, const CPVT_SecProps * pSecProps = NULL,
- const CPVT_WordProps * pWordProps = NULL);
- CPVT_WordPlace InsertText(const CPVT_WordPlace & place, FX_LPCWSTR text, FX_INT32 charset = 1,
- const CPVT_SecProps * pSecProps = NULL, const CPVT_WordProps * pWordProps = NULL);
- CPVT_WordPlace DeleteWords(const CPVT_WordRange & PlaceRange);
- CPVT_WordPlace DeleteWord(const CPVT_WordPlace & place);
- CPVT_WordPlace BackSpaceWord(const CPVT_WordPlace & place);
- const CPDF_Rect & GetPlateRect() const
- {
- return CPDF_EditContainer::GetPlateRect();
- }
- CPDF_Rect GetContentRect() const;
- FX_INT32 GetTotalWords() const;
- FX_FLOAT GetFontSize() const
- {
- return m_fFontSize;
- }
- FX_INT32 GetAlignment() const
- {
- return m_nAlignment;
- }
- FX_INT32 GetCharArray() const
- {
- return m_nCharArray;
- }
- FX_INT32 GetLimitChar() const
- {
- return m_nLimitChar;
- }
- FX_BOOL IsMultiLine() const
- {
- return m_bMultiLine;
- }
- FX_INT32 GetHorzScale() const
- {
- return m_nHorzScale;
- }
- FX_FLOAT GetCharSpace() const
- {
- return m_fCharSpace;
- }
-
- inline CPVT_WordPlace GetBeginWordPlace() const;
- inline CPVT_WordPlace GetEndWordPlace() const;
- CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace SearchWordPlace(const CPDF_Point & point) const;
- CPVT_WordPlace GetUpWordPlace(const CPVT_WordPlace & place, const CPDF_Point & point) const;
- CPVT_WordPlace GetDownWordPlace(const CPVT_WordPlace & place, const CPDF_Point & point) const;
- CPVT_WordPlace GetLineBeginPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace GetLineEndPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace GetSectionBeginPlace(const CPVT_WordPlace & place) const;
- CPVT_WordPlace GetSectionEndPlace(const CPVT_WordPlace & place) const;
- void UpdateWordPlace(CPVT_WordPlace & place) const;
- FX_INT32 WordPlaceToWordIndex(const CPVT_WordPlace & place) const;
- CPVT_WordPlace WordIndexToWordPlace(FX_INT32 index) const;
- FX_WORD GetPasswordChar() const
- {
- return GetSubWord();
- }
- FX_WORD GetSubWord() const
- {
- return m_wSubWord;
- }
-private:
- FX_INT32 GetCharWidth(FX_INT32 nFontIndex, FX_WORD Word, FX_WORD SubWord, FX_INT32 nWordStyle);
- FX_INT32 GetTypeAscent(FX_INT32 nFontIndex);
- FX_INT32 GetTypeDescent(FX_INT32 nFontIndex);
- FX_INT32 GetWordFontIndex(FX_WORD word, FX_INT32 charset, FX_INT32 nFontIndex);
- FX_INT32 GetDefaultFontIndex();
- FX_BOOL IsLatinWord(FX_WORD word);
-private:
-
- CPVT_WordPlace AddSection(const CPVT_WordPlace & place, const CPVT_SectionInfo & secinfo);
- CPVT_WordPlace AddLine(const CPVT_WordPlace & place, const CPVT_LineInfo & lineinfo);
- CPVT_WordPlace AddWord(const CPVT_WordPlace & place, const CPVT_WordInfo & wordinfo);
- FX_BOOL GetWordInfo(const CPVT_WordPlace & place, CPVT_WordInfo & wordinfo);
- FX_BOOL SetWordInfo(const CPVT_WordPlace & place, const CPVT_WordInfo & wordinfo);
- FX_BOOL GetLineInfo(const CPVT_WordPlace & place, CPVT_LineInfo & lineinfo);
- FX_BOOL GetSectionInfo(const CPVT_WordPlace & place, CPVT_SectionInfo & secinfo);
- FX_FLOAT GetWordFontSize(const CPVT_WordInfo & WordInfo, FX_BOOL bFactFontSize = FALSE);
- FX_FLOAT GetWordWidth(FX_INT32 nFontIndex, FX_WORD Word, FX_WORD SubWord,
- FX_FLOAT fCharSpace, FX_INT32 nHorzScale,
- FX_FLOAT fFontSize, FX_FLOAT fWordTail, FX_INT32 nWordStyle);
- FX_FLOAT GetWordWidth(const CPVT_WordInfo & WordInfo);
- FX_FLOAT GetWordAscent(const CPVT_WordInfo & WordInfo, FX_FLOAT fFontSize);
- FX_FLOAT GetWordDescent(const CPVT_WordInfo & WordInfo, FX_FLOAT fFontSize);
- FX_FLOAT GetWordAscent(const CPVT_WordInfo & WordInfo, FX_BOOL bFactFontSize = FALSE);
- FX_FLOAT GetWordDescent(const CPVT_WordInfo & WordInfo, FX_BOOL bFactFontSize = FALSE);
- FX_FLOAT GetLineAscent(const CPVT_SectionInfo & SecInfo);
- FX_FLOAT GetLineDescent(const CPVT_SectionInfo & SecInfo);
- FX_FLOAT GetFontAscent(FX_INT32 nFontIndex, FX_FLOAT fFontSize);
- FX_FLOAT GetFontDescent(FX_INT32 nFontIndex, FX_FLOAT fFontSize);
- FX_INT32 GetWordFontIndex(const CPVT_WordInfo & WordInfo);
- FX_FLOAT GetCharSpace(const CPVT_WordInfo & WordInfo);
- FX_INT32 GetHorzScale(const CPVT_WordInfo & WordInfo);
- FX_FLOAT GetLineLeading(const CPVT_SectionInfo & SecInfo);
- FX_FLOAT GetLineIndent(const CPVT_SectionInfo & SecInfo);
- FX_INT32 GetAlignment(const CPVT_SectionInfo& SecInfo);
-
- void ClearSectionRightWords(const CPVT_WordPlace & place);
- CPVT_WordPlace AjustLineHeader(const CPVT_WordPlace & place, FX_BOOL bPrevOrNext) const;
- FX_BOOL ClearEmptySection(const CPVT_WordPlace & place);
- void ClearEmptySections(const CPVT_WordRange & PlaceRange);
- void LinkLatterSection(const CPVT_WordPlace & place);
- void ClearWords(const CPVT_WordRange & PlaceRange);
- CPVT_WordPlace ClearLeftWord(const CPVT_WordPlace & place);
- CPVT_WordPlace ClearRightWord(const CPVT_WordPlace & place);
-private:
- CPVT_FloatRect Rearrange(const CPVT_WordRange & PlaceRange);
- FX_FLOAT GetAutoFontSize();
- FX_BOOL IsBigger(FX_FLOAT fFontSize);
- CPVT_FloatRect RearrangeSections(const CPVT_WordRange & PlaceRange);
-private:
- void ResetSectionArray();
-private:
- CPVT_ArrayTemplate<CSection*> m_SectionArray;
- FX_INT32 m_nLimitChar;
- FX_INT32 m_nCharArray;
- FX_BOOL m_bMultiLine;
- FX_BOOL m_bLimitWidth;
- FX_BOOL m_bAutoFontSize;
- FX_INT32 m_nAlignment;
- FX_FLOAT m_fLineLeading;
- FX_FLOAT m_fCharSpace;
- FX_INT32 m_nHorzScale;
- FX_WORD m_wSubWord;
- FX_FLOAT m_fWordSpace;
- FX_FLOAT m_fFontSize;
-
-private:
- FX_BOOL m_bInitial;
- FX_BOOL m_bRichText;
- FX_FLOAT m_fCaretOriginX;
- FX_INT32 m_nCurFontIndex;
- IPDF_VariableText_Provider * m_pVTProvider;
- CPDF_VariableText_Iterator * m_pVTIterator;
-};
-class CPDF_VariableText_Iterator : public IPDF_VariableText_Iterator, public CFX_Object
-{
-public:
- CPDF_VariableText_Iterator(CPDF_VariableText * pVT);
- virtual ~CPDF_VariableText_Iterator();
- FX_BOOL NextWord();
- FX_BOOL PrevWord();
- FX_BOOL NextLine();
- FX_BOOL PrevLine();
- FX_BOOL NextSection();
- FX_BOOL PrevSection();
- FX_BOOL SetWord(const CPVT_Word & word);
- FX_BOOL GetWord(CPVT_Word & word) const;
- FX_BOOL GetLine(CPVT_Line & line) const;
- FX_BOOL GetSection(CPVT_Section & section) const;
- FX_BOOL SetSection(const CPVT_Section & section);
- void SetAt(FX_INT32 nWordIndex);
- void SetAt(const CPVT_WordPlace & place);
- const CPVT_WordPlace & GetAt() const
- {
- return m_CurPos;
- };
-private:
- CPVT_WordPlace m_CurPos;
- CPDF_VariableText * m_pVT;
-};
+// 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 + +#define _PDF_VT_H_ +class CPVT_Size; +class CPVT_FloatRect; +struct CPVT_SectionInfo; +struct CPVT_LineInfo; +struct CPVT_WordInfo; +class CLine; +class CLines; +class CSection; +class CTypeset; +class CPDF_EditContainer; +class CPDF_VariableText; +class CPDF_VariableText_Iterator; +#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001) +#define IsFloatBigger(fa,fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb))) +#define IsFloatSmaller(fa,fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb))) +template<class T> T FPDF_MIN (const T & i, const T & j) +{ + return ((i < j) ? i : j); +} +template<class T> T FPDF_MAX (const T & i, const T & j) +{ + return ((i > j) ? i : j); +} +class CPVT_Size +{ +public: + CPVT_Size() : x(0.0f), y(0.0f) + { + } + CPVT_Size(FX_FLOAT x, FX_FLOAT y) + { + this->x = x; + this->y = y; + } + FX_FLOAT x, y; +}; +class CPVT_FloatRect : public CFX_FloatRect +{ +public: + CPVT_FloatRect() + { + left = top = right = bottom = 0.0f; + } + CPVT_FloatRect(FX_FLOAT left, FX_FLOAT top, + FX_FLOAT right, FX_FLOAT bottom) + { + this->left = left; + this->top = top; + this->right = right; + this->bottom = bottom; + } + CPVT_FloatRect(const CPDF_Rect & rect) + { + this->left = rect.left; + this->top = rect.top; + this->right = rect.right; + this->bottom = rect.bottom; + } + void Default() + { + left = top = right = bottom = 0.0f; + } + FX_FLOAT Height() const + { + if(this->top > this->bottom) { + return this->top - this->bottom; + } else { + return this->bottom - this->top; + } + } +}; +struct CPVT_SectionInfo { + CPVT_SectionInfo() : rcSection(), nTotalLine(0), pSecProps(NULL), pWordProps(NULL) + { + } + virtual ~CPVT_SectionInfo() + { + if (pSecProps) { + delete pSecProps; + } + if (pWordProps) { + delete pWordProps; + } + } + CPVT_SectionInfo(const CPVT_SectionInfo & other): rcSection(), nTotalLine(0), pSecProps(NULL), pWordProps(NULL) + { + operator = (other); + } + void operator = (const CPVT_SectionInfo & other) + { + if (this == &other) { + return; + } + this->rcSection = other.rcSection; + this->nTotalLine = other.nTotalLine; + if (other.pSecProps) { + if (pSecProps) { + *pSecProps = *other.pSecProps; + } else { + pSecProps = FX_NEW CPVT_SecProps(*other.pSecProps); + } + } + if (other.pWordProps) { + if (pWordProps) { + *pWordProps = *other.pWordProps; + } else { + pWordProps = FX_NEW CPVT_WordProps(*other.pWordProps); + } + } + } + CPVT_FloatRect rcSection; + FX_INT32 nTotalLine; + CPVT_SecProps* pSecProps; + CPVT_WordProps* pWordProps; +}; +struct CPVT_LineInfo { + CPVT_LineInfo() : nTotalWord(0), nBeginWordIndex(-1), nEndWordIndex(-1), + fLineX(0.0f), fLineY(0.0f), fLineWidth(0.0f), fLineAscent(0.0f), fLineDescent(0.0f) + { + } + FX_INT32 nTotalWord; + FX_INT32 nBeginWordIndex; + FX_INT32 nEndWordIndex; + FX_FLOAT fLineX; + FX_FLOAT fLineY; + FX_FLOAT fLineWidth; + FX_FLOAT fLineAscent; + FX_FLOAT fLineDescent; +}; +struct CPVT_WordInfo : public CFX_Object { + CPVT_WordInfo() : Word(0), nCharset(0), + fWordX(0.0f), fWordY(0.0f), fWordTail(0.0f), nFontIndex(-1), pWordProps(NULL) + { + } + CPVT_WordInfo(FX_WORD word, FX_INT32 charset, FX_INT32 fontIndex, CPVT_WordProps * pProps): + Word(word), nCharset(charset), fWordX(0.0f), fWordY(0.0f), fWordTail(0.0f), + nFontIndex(fontIndex), pWordProps(pProps) + { + } + virtual ~CPVT_WordInfo() + { + if (pWordProps) { + delete pWordProps; + } + } + CPVT_WordInfo(const CPVT_WordInfo & word): Word(0), nCharset(0), + fWordX(0.0f), fWordY(0.0f), fWordTail(0.0f), nFontIndex(-1), pWordProps(NULL) + { + operator = (word); + } + void operator = (const CPVT_WordInfo & word) + { + if (this == &word) { + return; + } + this->Word = word.Word; + this->nCharset = word.nCharset; + this->nFontIndex = word.nFontIndex; + if (word.pWordProps) { + if (pWordProps) { + *pWordProps = *word.pWordProps; + } else { + pWordProps = FX_NEW CPVT_WordProps(*word.pWordProps); + } + } + } + FX_WORD Word; + FX_INT32 nCharset; + FX_FLOAT fWordX; + FX_FLOAT fWordY; + FX_FLOAT fWordTail; + FX_INT32 nFontIndex; + CPVT_WordProps* pWordProps; +}; +struct CPVT_FloatRange { + CPVT_FloatRange() : fMin(0.0f), fMax(0.0f) + { + } + CPVT_FloatRange(FX_FLOAT min, FX_FLOAT max) : fMin(min), fMax(max) + { + } + FX_FLOAT Range() const + { + return fMax - fMin; + } + FX_FLOAT fMin, fMax; +}; +template<class TYPE> class CPVT_ArrayTemplate : public CFX_ArrayTemplate<TYPE> +{ +public: + FX_BOOL IsEmpty() + { + return CFX_ArrayTemplate<TYPE>::GetSize() <= 0; + } + TYPE GetAt(int nIndex) const + { + if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) { + return CFX_ArrayTemplate<TYPE>::GetAt(nIndex); + } + return NULL; + } + void RemoveAt(int nIndex) + { + if (nIndex >= 0 && nIndex < CFX_ArrayTemplate<TYPE>::GetSize()) { + CFX_ArrayTemplate<TYPE>::RemoveAt(nIndex); + } + } +}; +class CLine : public CFX_Object +{ +public: + CLine(); + virtual ~CLine(); + CPVT_WordPlace GetBeginWordPlace() const; + CPVT_WordPlace GetEndWordPlace() const; + CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace LinePlace; + CPVT_LineInfo m_LineInfo; +}; +class CLines +{ +public: + CLines() : m_nTotal(0) {} + virtual ~CLines() + { + RemoveAll(); + } + FX_INT32 GetSize() const + { + return m_Lines.GetSize(); + } + CLine * GetAt(FX_INT32 nIndex) const + { + return m_Lines.GetAt(nIndex); + } + void Empty() + { + m_nTotal = 0; + } + void RemoveAll() + { + for (FX_INT32 i = 0, sz = GetSize(); i < sz; i++) { + delete GetAt(i); + } + m_Lines.RemoveAll(); + m_nTotal = 0; + } + FX_INT32 Add(const CPVT_LineInfo & lineinfo) + { + if (m_nTotal >= GetSize()) { + if (CLine * pLine = FX_NEW CLine) { + pLine->m_LineInfo = lineinfo; + m_Lines.Add(pLine); + return m_nTotal++; + } + return m_nTotal; + } else { + if (CLine * pLine = GetAt(m_nTotal)) { + pLine->m_LineInfo = lineinfo; + } + return m_nTotal++; + } + } + void Clear() + { + for (FX_INT32 i = GetSize() - 1; i >= m_nTotal; i--) { + delete GetAt(i); + m_Lines.RemoveAt(i); + } + } +private: + CPVT_ArrayTemplate<CLine*> m_Lines; + FX_INT32 m_nTotal; +}; +class CSection : public CFX_Object +{ + friend class CTypeset; +public: + CSection(CPDF_VariableText * pVT); + virtual ~CSection(); + void ResetAll(); + void ResetLineArray(); + void ResetWordArray(); + void ResetLinePlace(); + CPVT_WordPlace AddWord(const CPVT_WordPlace & place, const CPVT_WordInfo & wordinfo); + CPVT_WordPlace AddLine(const CPVT_LineInfo & lineinfo); + void ClearWords(const CPVT_WordRange & PlaceRange); + void ClearWord(const CPVT_WordPlace & place); + CPVT_FloatRect Rearrange(); + CPVT_Size GetSectionSize(FX_FLOAT fFontSize); + CPVT_WordPlace GetBeginWordPlace() const; + CPVT_WordPlace GetEndWordPlace() const; + CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace & place) const; + void UpdateWordPlace(CPVT_WordPlace & place) const; + CPVT_WordPlace SearchWordPlace(const CPDF_Point & point) const; + CPVT_WordPlace SearchWordPlace(FX_FLOAT fx, const CPVT_WordPlace & lineplace) const; + CPVT_WordPlace SearchWordPlace(FX_FLOAT fx, const CPVT_WordRange & range) const; +public: + CPVT_WordPlace SecPlace; + CPVT_SectionInfo m_SecInfo; + CLines m_LineArray; + CPVT_ArrayTemplate<CPVT_WordInfo*> m_WordArray; +private: + void ClearLeftWords(FX_INT32 nWordIndex); + void ClearRightWords(FX_INT32 nWordIndex); + void ClearMidWords(FX_INT32 nBeginIndex, FX_INT32 nEndIndex); + + CPDF_VariableText *m_pVT; +}; +class CTypeset +{ +public: + CTypeset(CSection * pSection); + virtual ~CTypeset(); + CPVT_Size GetEditSize(FX_FLOAT fFontSize); + CPVT_FloatRect Typeset(); + CPVT_FloatRect CharArray(); +private: + void SplitLines(FX_BOOL bTypeset, FX_FLOAT fFontSize); + void OutputLines(); + + CPVT_FloatRect m_rcRet; + CPDF_VariableText * m_pVT; + CSection * m_pSection; +}; +class CPDF_EditContainer +{ +public: + CPDF_EditContainer(): m_rcPlate(0, 0, 0, 0), m_rcContent(0, 0, 0, 0) {}; + virtual ~CPDF_EditContainer() {}; + virtual void SetPlateRect(const CPDF_Rect & rect) + { + m_rcPlate = rect; + }; + virtual const CPDF_Rect & GetPlateRect() const + { + return m_rcPlate; + }; + virtual void SetContentRect(const CPVT_FloatRect & rect) + { + m_rcContent = rect; + }; + virtual CPDF_Rect GetContentRect() const + { + return m_rcContent; + }; + FX_FLOAT GetPlateWidth() const + { + return m_rcPlate.right - m_rcPlate.left; + }; + FX_FLOAT GetPlateHeight() const + { + return m_rcPlate.top - m_rcPlate.bottom; + }; + CPVT_Size GetPlateSize() const + { + return CPVT_Size(GetPlateWidth(), GetPlateHeight()); + }; + CPDF_Point GetBTPoint() const + { + return CPDF_Point(m_rcPlate.left, m_rcPlate.top); + }; + CPDF_Point GetETPoint() const + { + return CPDF_Point(m_rcPlate.right, m_rcPlate.bottom); + }; + inline CPDF_Point InToOut(const CPDF_Point & point) const + { + return CPDF_Point(point.x + GetBTPoint().x, GetBTPoint().y - point.y); + }; + inline CPDF_Point OutToIn(const CPDF_Point & point) const + { + return CPDF_Point(point.x - GetBTPoint().x, GetBTPoint().y - point.y); + }; + inline CPDF_Rect InToOut(const CPVT_FloatRect & rect) const + { + CPDF_Point ptLeftTop = InToOut(CPDF_Point(rect.left, rect.top)); + CPDF_Point ptRightBottom = InToOut(CPDF_Point(rect.right, rect.bottom)); + return CPDF_Rect(ptLeftTop.x, ptRightBottom.y, ptRightBottom.x, ptLeftTop.y); + }; + inline CPVT_FloatRect OutToIn(const CPDF_Rect & rect) const + { + CPDF_Point ptLeftTop = OutToIn(CPDF_Point(rect.left, rect.top)); + CPDF_Point ptRightBottom = OutToIn(CPDF_Point(rect.right, rect.bottom)); + return CPVT_FloatRect(ptLeftTop.x, ptLeftTop.y, ptRightBottom.x, ptRightBottom.y); + }; + +private: + CPDF_Rect m_rcPlate; + CPVT_FloatRect m_rcContent; +}; +class CPDF_VariableText : public IPDF_VariableText, public CFX_Object, private CPDF_EditContainer +{ + friend class CTypeset; + friend class CSection; + friend class CPDF_VariableText_Iterator; +public: + CPDF_VariableText(); + virtual ~CPDF_VariableText(); + IPDF_VariableText_Provider* SetProvider(IPDF_VariableText_Provider * pProvider); + IPDF_VariableText_Iterator* GetIterator(); + void SetPlateRect(const CPDF_Rect & rect) + { + CPDF_EditContainer::SetPlateRect(rect); + } + void SetAlignment(FX_INT32 nFormat = 0) + { + m_nAlignment = nFormat; + } + void SetPasswordChar(FX_WORD wSubWord = '*') + { + m_wSubWord = wSubWord; + } + void SetLimitChar(FX_INT32 nLimitChar = 0) + { + m_nLimitChar = nLimitChar; + } + void SetCharSpace(FX_FLOAT fCharSpace = 0.0f) + { + m_fCharSpace = fCharSpace; + } + void SetHorzScale(FX_INT32 nHorzScale = 100) + { + m_nHorzScale = nHorzScale; + } + void SetMultiLine(FX_BOOL bMultiLine = TRUE) + { + m_bMultiLine = bMultiLine; + } + void SetAutoReturn(FX_BOOL bAuto = TRUE) + { + m_bLimitWidth = bAuto; + } + void SetFontSize(FX_FLOAT fFontSize) + { + m_fFontSize = fFontSize; + } + void SetCharArray(FX_INT32 nCharArray = 0) + { + m_nCharArray = nCharArray; + } + void SetAutoFontSize(FX_BOOL bAuto = TRUE) + { + m_bAutoFontSize = bAuto; + } + void SetRichText(FX_BOOL bRichText) + { + m_bRichText = bRichText; + } + void SetLineLeading(FX_FLOAT fLineLeading) + { + m_fLineLeading = fLineLeading; + } + void Initialize(); + FX_BOOL IsValid() const + { + return m_bInitial; + } + FX_BOOL IsRichText() const + { + return m_bRichText; + } + void RearrangeAll(); + void RearrangePart(const CPVT_WordRange & PlaceRange); + void ResetAll(); + void SetText(FX_LPCWSTR text, FX_INT32 charset = 1, const CPVT_SecProps * pSecProps = NULL, + const CPVT_WordProps * pWordProps = NULL); + CPVT_WordPlace InsertWord(const CPVT_WordPlace & place, FX_WORD word, FX_INT32 charset = 1, + const CPVT_WordProps * pWordProps = NULL); + CPVT_WordPlace InsertSection(const CPVT_WordPlace & place, const CPVT_SecProps * pSecProps = NULL, + const CPVT_WordProps * pWordProps = NULL); + CPVT_WordPlace InsertText(const CPVT_WordPlace & place, FX_LPCWSTR text, FX_INT32 charset = 1, + const CPVT_SecProps * pSecProps = NULL, const CPVT_WordProps * pWordProps = NULL); + CPVT_WordPlace DeleteWords(const CPVT_WordRange & PlaceRange); + CPVT_WordPlace DeleteWord(const CPVT_WordPlace & place); + CPVT_WordPlace BackSpaceWord(const CPVT_WordPlace & place); + const CPDF_Rect & GetPlateRect() const + { + return CPDF_EditContainer::GetPlateRect(); + } + CPDF_Rect GetContentRect() const; + FX_INT32 GetTotalWords() const; + FX_FLOAT GetFontSize() const + { + return m_fFontSize; + } + FX_INT32 GetAlignment() const + { + return m_nAlignment; + } + FX_INT32 GetCharArray() const + { + return m_nCharArray; + } + FX_INT32 GetLimitChar() const + { + return m_nLimitChar; + } + FX_BOOL IsMultiLine() const + { + return m_bMultiLine; + } + FX_INT32 GetHorzScale() const + { + return m_nHorzScale; + } + FX_FLOAT GetCharSpace() const + { + return m_fCharSpace; + } + + inline CPVT_WordPlace GetBeginWordPlace() const; + inline CPVT_WordPlace GetEndWordPlace() const; + CPVT_WordPlace GetPrevWordPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace GetNextWordPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace SearchWordPlace(const CPDF_Point & point) const; + CPVT_WordPlace GetUpWordPlace(const CPVT_WordPlace & place, const CPDF_Point & point) const; + CPVT_WordPlace GetDownWordPlace(const CPVT_WordPlace & place, const CPDF_Point & point) const; + CPVT_WordPlace GetLineBeginPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace GetLineEndPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace GetSectionBeginPlace(const CPVT_WordPlace & place) const; + CPVT_WordPlace GetSectionEndPlace(const CPVT_WordPlace & place) const; + void UpdateWordPlace(CPVT_WordPlace & place) const; + FX_INT32 WordPlaceToWordIndex(const CPVT_WordPlace & place) const; + CPVT_WordPlace WordIndexToWordPlace(FX_INT32 index) const; + FX_WORD GetPasswordChar() const + { + return GetSubWord(); + } + FX_WORD GetSubWord() const + { + return m_wSubWord; + } +private: + FX_INT32 GetCharWidth(FX_INT32 nFontIndex, FX_WORD Word, FX_WORD SubWord, FX_INT32 nWordStyle); + FX_INT32 GetTypeAscent(FX_INT32 nFontIndex); + FX_INT32 GetTypeDescent(FX_INT32 nFontIndex); + FX_INT32 GetWordFontIndex(FX_WORD word, FX_INT32 charset, FX_INT32 nFontIndex); + FX_INT32 GetDefaultFontIndex(); + FX_BOOL IsLatinWord(FX_WORD word); +private: + + CPVT_WordPlace AddSection(const CPVT_WordPlace & place, const CPVT_SectionInfo & secinfo); + CPVT_WordPlace AddLine(const CPVT_WordPlace & place, const CPVT_LineInfo & lineinfo); + CPVT_WordPlace AddWord(const CPVT_WordPlace & place, const CPVT_WordInfo & wordinfo); + FX_BOOL GetWordInfo(const CPVT_WordPlace & place, CPVT_WordInfo & wordinfo); + FX_BOOL SetWordInfo(const CPVT_WordPlace & place, const CPVT_WordInfo & wordinfo); + FX_BOOL GetLineInfo(const CPVT_WordPlace & place, CPVT_LineInfo & lineinfo); + FX_BOOL GetSectionInfo(const CPVT_WordPlace & place, CPVT_SectionInfo & secinfo); + FX_FLOAT GetWordFontSize(const CPVT_WordInfo & WordInfo, FX_BOOL bFactFontSize = FALSE); + FX_FLOAT GetWordWidth(FX_INT32 nFontIndex, FX_WORD Word, FX_WORD SubWord, + FX_FLOAT fCharSpace, FX_INT32 nHorzScale, + FX_FLOAT fFontSize, FX_FLOAT fWordTail, FX_INT32 nWordStyle); + FX_FLOAT GetWordWidth(const CPVT_WordInfo & WordInfo); + FX_FLOAT GetWordAscent(const CPVT_WordInfo & WordInfo, FX_FLOAT fFontSize); + FX_FLOAT GetWordDescent(const CPVT_WordInfo & WordInfo, FX_FLOAT fFontSize); + FX_FLOAT GetWordAscent(const CPVT_WordInfo & WordInfo, FX_BOOL bFactFontSize = FALSE); + FX_FLOAT GetWordDescent(const CPVT_WordInfo & WordInfo, FX_BOOL bFactFontSize = FALSE); + FX_FLOAT GetLineAscent(const CPVT_SectionInfo & SecInfo); + FX_FLOAT GetLineDescent(const CPVT_SectionInfo & SecInfo); + FX_FLOAT GetFontAscent(FX_INT32 nFontIndex, FX_FLOAT fFontSize); + FX_FLOAT GetFontDescent(FX_INT32 nFontIndex, FX_FLOAT fFontSize); + FX_INT32 GetWordFontIndex(const CPVT_WordInfo & WordInfo); + FX_FLOAT GetCharSpace(const CPVT_WordInfo & WordInfo); + FX_INT32 GetHorzScale(const CPVT_WordInfo & WordInfo); + FX_FLOAT GetLineLeading(const CPVT_SectionInfo & SecInfo); + FX_FLOAT GetLineIndent(const CPVT_SectionInfo & SecInfo); + FX_INT32 GetAlignment(const CPVT_SectionInfo& SecInfo); + + void ClearSectionRightWords(const CPVT_WordPlace & place); + CPVT_WordPlace AjustLineHeader(const CPVT_WordPlace & place, FX_BOOL bPrevOrNext) const; + FX_BOOL ClearEmptySection(const CPVT_WordPlace & place); + void ClearEmptySections(const CPVT_WordRange & PlaceRange); + void LinkLatterSection(const CPVT_WordPlace & place); + void ClearWords(const CPVT_WordRange & PlaceRange); + CPVT_WordPlace ClearLeftWord(const CPVT_WordPlace & place); + CPVT_WordPlace ClearRightWord(const CPVT_WordPlace & place); +private: + CPVT_FloatRect Rearrange(const CPVT_WordRange & PlaceRange); + FX_FLOAT GetAutoFontSize(); + FX_BOOL IsBigger(FX_FLOAT fFontSize); + CPVT_FloatRect RearrangeSections(const CPVT_WordRange & PlaceRange); +private: + void ResetSectionArray(); +private: + CPVT_ArrayTemplate<CSection*> m_SectionArray; + FX_INT32 m_nLimitChar; + FX_INT32 m_nCharArray; + FX_BOOL m_bMultiLine; + FX_BOOL m_bLimitWidth; + FX_BOOL m_bAutoFontSize; + FX_INT32 m_nAlignment; + FX_FLOAT m_fLineLeading; + FX_FLOAT m_fCharSpace; + FX_INT32 m_nHorzScale; + FX_WORD m_wSubWord; + FX_FLOAT m_fWordSpace; + FX_FLOAT m_fFontSize; + +private: + FX_BOOL m_bInitial; + FX_BOOL m_bRichText; + FX_FLOAT m_fCaretOriginX; + FX_INT32 m_nCurFontIndex; + IPDF_VariableText_Provider * m_pVTProvider; + CPDF_VariableText_Iterator * m_pVTIterator; +}; +class CPDF_VariableText_Iterator : public IPDF_VariableText_Iterator, public CFX_Object +{ +public: + CPDF_VariableText_Iterator(CPDF_VariableText * pVT); + virtual ~CPDF_VariableText_Iterator(); + FX_BOOL NextWord(); + FX_BOOL PrevWord(); + FX_BOOL NextLine(); + FX_BOOL PrevLine(); + FX_BOOL NextSection(); + FX_BOOL PrevSection(); + FX_BOOL SetWord(const CPVT_Word & word); + FX_BOOL GetWord(CPVT_Word & word) const; + FX_BOOL GetLine(CPVT_Line & line) const; + FX_BOOL GetSection(CPVT_Section & section) const; + FX_BOOL SetSection(const CPVT_Section & section); + void SetAt(FX_INT32 nWordIndex); + void SetAt(const CPVT_WordPlace & place); + const CPVT_WordPlace & GetAt() const + { + return m_CurPos; + }; +private: + CPVT_WordPlace m_CurPos; + CPDF_VariableText * m_pVT; +}; |