Convert all line endings to LF.

1 files changed, 471 insertions, 471 deletions

diff --git a/fpdfsdk/include/fxedit/fx_edit.h b/fpdfsdk/include/fxedit/fx_edit.h
index 2b73e61bc4..95b9096159 100644
--- a/fpdfsdk/include/fxedit/fx_edit.h
+++ b/fpdfsdk/include/fxedit/fx_edit.h
@@ -1,471 +1,471 @@
-// 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 _FX_EDIT_H_

-#define _FX_EDIT_H_

-

-#define PVTWORD_STYLE_NORMAL				0x0000L

-#define PVTWORD_STYLE_HIGHLIGHT				0x0001L

-#define PVTWORD_STYLE_UNDERLINE				0x0002L

-#define PVTWORD_STYLE_CROSSOUT				0x0004L

-#define PVTWORD_STYLE_SQUIGGLY				0x0008L

-#define PVTWORD_STYLE_DUALCROSSOUT			0x0010L

-#define PVTWORD_STYLE_BOLD					0x0020L

-#define PVTWORD_STYLE_ITALIC				0x0040L

-

-#define FX_EDIT_ISLATINWORD(u)	(u == 0x2D || (u <= 0x005A && u >= 0x0041) || (u <= 0x007A && u >= 0x0061) || (u <= 0x02AF && u >= 0x00C0))

-

-#ifdef FX_READER_DLL

-	#ifdef FXET_EXPORT

-		#define FXET_CLASS __declspec(dllexport)

-	#else

-		#define FXET_CLASS

-	#endif

-#else

-	#define FXET_CLASS

-#endif

-

-#ifndef DEFAULT_CHARSET

-#define DEFAULT_CHARSET         1

-#endif 

-

-class IFX_Edit_FontMap;

-class IFX_Edit_Notify;

-class IFX_Edit_Iterator;

-class IFX_Edit_UndoItem;

-class IFX_Edit;

-class IFX_List_Notify;

-class IFX_List;

-class IFX_SystemHandler;

-

-class IFX_Edit_FontMap

-{

-public:

-	//map a fontindex to pdf font.

-	virtual CPDF_Font *						GetPDFFont(FX_INT32 nFontIndex) = 0;

-	//get the alias of a pdf font.

-	virtual CFX_ByteString					GetPDFFontAlias(FX_INT32 nFontIndex) = 0;

-	//get the index of a font that can show a word.

-	virtual FX_INT32						GetWordFontIndex(FX_WORD word, FX_INT32 charset, FX_INT32 nFontIndex) = 0;

-	//get the charcode of word from unicode

-	virtual FX_INT32						CharCodeFromUnicode(FX_INT32 nFontIndex, FX_WORD word) = 0;

-	//get the charset of unicode

-	virtual FX_INT32						CharSetFromUnicode(FX_WORD word, FX_INT32 nOldCharset) = 0;

-};

-

-class IFX_Edit_Notify

-{

-	//this class is implemented by user

-public:

-	//set the horizontal scrollbar information.

-	virtual void							IOnSetScrollInfoX(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 

-												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 

-												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;

-	//set the vertical scrollbar information.

-	virtual void							IOnSetScrollInfoY(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 

-												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 

-												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;

-	//set the position of horizontal scrollbar.

-	virtual void							IOnSetScrollPosX(FX_FLOAT fx) = 0;

-	//set the position of vertical scrollbar.

-	virtual void							IOnSetScrollPosY(FX_FLOAT fy) = 0;

-	//set the caret information.

-	virtual void							IOnSetCaret(FX_BOOL bVisible,const CPDF_Point & ptHead,const CPDF_Point & ptFoot, const CPVT_WordPlace& place) = 0;

-	//if the caret position is changed ,send the information of current postion to user.

-	virtual void							IOnCaretChange(const CPVT_SecProps & secProps, const CPVT_WordProps & wordProps) = 0;

-	//if the text area is changed, send the information to user.

-	virtual void							IOnContentChange(const CPDF_Rect& rcContent) = 0;

-	//Invalidate the rectangle relative to the bounding box of edit.

-	virtual void							IOnInvalidateRect(CPDF_Rect * pRect) = 0;

-};

-

-class IFX_Edit_OprNotify

-{

-	//this class is implemented by user

-public:

-	//OprType: 0

-	virtual void							OnInsertWord(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;

-	//OprType: 1

-	virtual void							OnInsertReturn(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;

-	//OprType: 2

-	virtual void							OnBackSpace(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;

-	//OprType: 3

-	virtual void							OnDelete(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;

-	//OprType: 4

-	virtual void							OnClear(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;

-	//OprType: 5

-	virtual void							OnInsertText(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;

-	//OprType: 6

-	virtual void							OnSetText(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;

-	//

-	virtual void							OnAddUndo(IFX_Edit_UndoItem* pUndoItem) = 0;

-};

-

-class IFX_Edit_Iterator

-{

-public:

-	virtual ~IFX_Edit_Iterator()  {}

-public:

-	//move the current position to the next word.

-	virtual FX_BOOL							NextWord() = 0;

-	//move the current position to the next line.

-	virtual FX_BOOL							NextLine() = 0;

-	//move the current position to the next section. 

-	virtual FX_BOOL							NextSection() = 0;

-

-	//move the current position to the previous word.

-	virtual FX_BOOL							PrevWord() = 0;

-	//move the current position to the previous line.

-	virtual FX_BOOL							PrevLine() = 0;

-	//move the current position to the previous section. 

-	virtual FX_BOOL							PrevSection() = 0;

-

-	//get the information of the current word.

-	virtual FX_BOOL							GetWord(CPVT_Word & word) const = 0;

-	//get the information of the current line.

-	virtual FX_BOOL							GetLine(CPVT_Line & line) const = 0;

-	//get the information of the current section.

-	virtual FX_BOOL							GetSection(CPVT_Section & section) const = 0;

-	//set the current position.

-	virtual void							SetAt(FX_INT32 nWordIndex) = 0;

-	//set the current position.

-	virtual void							SetAt(const CPVT_WordPlace & place) = 0;

-	//get the current position.

-	virtual const CPVT_WordPlace &			GetAt() const = 0;

-

-	//get the edit which this iterator belongs to

-	virtual IFX_Edit*						GetEdit() const = 0;

-};

-

-class IFX_Edit_UndoItem

-{

-public:

-	virtual void							Undo() = 0;

-	virtual void							Redo() = 0;

-	virtual CFX_WideString					GetUndoTitle() = 0;

-	virtual void							Release() = 0;

-};

-

-class FXET_CLASS IFX_Edit

-{

-public:

-	static IFX_Edit*						NewEdit();

-	static	void							DelEdit(IFX_Edit* pEdit);

-

-public:

-	//set a IFX_Edit_FontMap pointer implemented by user.

-	virtual void							SetFontMap(IFX_Edit_FontMap* pFontMap) = 0;

-	//if user don't like to use FontMap, implement VTProvider and set it directly.

-	virtual void							SetVTProvider(IPDF_VariableText_Provider* pProvider) = 0;

-	//set a IFX_Edit_Notify pointer implemented by user.

-	virtual void							SetNotify(IFX_Edit_Notify * pNotify) = 0;

-	virtual void							SetOprNotify(IFX_Edit_OprNotify* pOprNotify) = 0;

-	//get a pointer allocated by CPDF_Edit, by this pointer, user can iterate the contents of edit, but don't need to release.

-	virtual IFX_Edit_Iterator*				GetIterator() = 0;

-	//get a VT pointer relative to this edit.

-	virtual IPDF_VariableText*				GetVariableText() = 0;

-	//get the IFX_Edit_FontMap pointer set by user.

-	virtual IFX_Edit_FontMap*				GetFontMap() = 0;

-

-	//initialize the edit.

-	virtual void							Initialize() = 0;

-

-	//set the bounding box of the text area.

-	virtual void							SetPlateRect(const CPDF_Rect & rect, FX_BOOL bPaint = TRUE) = 0;

-	//set the scroll origin

-	virtual void							SetScrollPos(const CPDF_Point & point) = 0;

-

-	//set the horizontal text alignment in text box, nFormat (0:left 1:middle 2:right).

-	virtual void							SetAlignmentH(FX_INT32 nFormat = 0, FX_BOOL bPaint = TRUE) = 0;

-	//set the vertical text alignment in text box, nFormat (0:top 1:center 2:bottom).

-	virtual void							SetAlignmentV(FX_INT32 nFormat = 0, FX_BOOL bPaint = TRUE) = 0;

-	//if the text is shown in secret , set a character for substitute.

-	virtual void							SetPasswordChar(FX_WORD wSubWord = '*', FX_BOOL bPaint = TRUE) = 0;

-	//set the maximal count of words of the text.

-	virtual void							SetLimitChar(FX_INT32 nLimitChar = 0, FX_BOOL bPaint = TRUE) = 0;

-	//if set the count of charArray , then all words is shown in equal space.

-	virtual void							SetCharArray(FX_INT32 nCharArray = 0, FX_BOOL bPaint = TRUE) = 0;

-	//set the space of two characters.

-	virtual void							SetCharSpace(FX_FLOAT fCharSpace = 0.0f, FX_BOOL bPaint = TRUE) = 0;

-	//set the horizontal scale of all characters.

-	virtual void							SetHorzScale(FX_INT32 nHorzScale = 100, FX_BOOL bPaint = TRUE) = 0;

-	//set the leading of all lines

-	virtual void							SetLineLeading(FX_FLOAT fLineLeading, FX_BOOL bPaint = TRUE) = 0;

-	//if set, CRLF is allowed.

-	virtual void							SetMultiLine(FX_BOOL bMultiLine = TRUE, FX_BOOL bPaint = TRUE) = 0;

-	//if set, all words auto fit the width of the bounding box.	

-	virtual void							SetAutoReturn(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;

-	//if set, a font size is calculated to full fit the bounding box.

-	virtual void							SetAutoFontSize(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;

-	//is set, the text is allowed to scroll.

-	virtual void							SetAutoScroll(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;

-	//set the font size of all words.

-	virtual void							SetFontSize(FX_FLOAT fFontSize, FX_BOOL bPaint = TRUE) = 0;

-	//the text is allowed to auto-scroll, allow the text overflow?

-	virtual void							SetTextOverflow(FX_BOOL bAllowed = FALSE, FX_BOOL bPaint = TRUE) = 0;

-

-	//query if the edit is richedit.

-	virtual FX_BOOL							IsRichText() const = 0;

-	//set the edit is richedit.

-	virtual void							SetRichText(FX_BOOL bRichText = TRUE, FX_BOOL bPaint = TRUE) = 0;

-	//set the fontsize of selected text.

-	virtual FX_BOOL							SetRichFontSize(FX_FLOAT fFontSize) = 0;	

-	//set the fontindex of selected text, user can change the font of selected text.

-	virtual FX_BOOL							SetRichFontIndex(FX_INT32 nFontIndex) = 0;

-	//set the textcolor of selected text.

-	virtual FX_BOOL							SetRichTextColor(FX_COLORREF dwColor) = 0;

-	//set the text script type of selected text. (0:normal 1:superscript 2:subscript)

-	virtual FX_BOOL							SetRichTextScript(FX_INT32 nScriptType) = 0;	

-	//set the bold font style of selected text.

-	virtual FX_BOOL							SetRichTextBold(FX_BOOL bBold = TRUE) = 0;

-	//set the italic font style of selected text.

-	virtual FX_BOOL							SetRichTextItalic(FX_BOOL bItalic = TRUE) = 0;

-	//set the underline style of selected text.

-	virtual FX_BOOL							SetRichTextUnderline(FX_BOOL bUnderline = TRUE) = 0;

-	//set the crossout style of selected text.

-	virtual FX_BOOL							SetRichTextCrossout(FX_BOOL bCrossout = TRUE) = 0;

-	//set the charspace of selected text, in user coordinate.

-	virtual	FX_BOOL							SetRichTextCharSpace(FX_FLOAT fCharSpace) = 0;

-	//set the horizontal scale of selected text, default value is 100.

-	virtual FX_BOOL							SetRichTextHorzScale(FX_INT32 nHorzScale = 100) = 0;

-	//set the leading of selected section, in user coordinate.

-	virtual FX_BOOL							SetRichTextLineLeading(FX_FLOAT fLineLeading) = 0;

-	//set the indent of selected section, in user coordinate.

-	virtual FX_BOOL							SetRichTextLineIndent(FX_FLOAT fLineIndent) = 0;

-	//set the alignment of selected section, nAlignment(0:left 1:middle 2:right)

-	virtual FX_BOOL							SetRichTextAlignment(FX_INT32 nAlignment) = 0;

-

-	//set the selected range of text.

-	//if nStartChar == 0 and nEndChar == -1, select all the text.

-	virtual void							SetSel(FX_INT32 nStartChar,FX_INT32 nEndChar) = 0;

-	//get the selected range of text.

-	virtual void							GetSel(FX_INT32 & nStartChar, FX_INT32 & nEndChar) const = 0;

-	//select all the text.

-	virtual	void							SelectAll() = 0;

-	//set text is not selected.

-	virtual void							SelectNone() = 0;		

-	//get the caret position.

-	virtual FX_INT32						GetCaret() const = 0;

-	virtual CPVT_WordPlace					GetCaretWordPlace() const = 0;

-	//get the string of selected text.

-	virtual CFX_WideString					GetSelText() const = 0;

-	//get the text conent

-	virtual CFX_WideString					GetText() const = 0;

-	//query if any text is selected.

-	virtual FX_BOOL							IsSelected() const = 0;	

-	//get the scroll origin

-	virtual CPDF_Point						GetScrollPos() const = 0;

-	//get the bounding box of the text area.

-	virtual CPDF_Rect						GetPlateRect() const = 0;

-	//get the fact area of the text.

-	virtual CPDF_Rect						GetContentRect() const = 0;

-	//get the visible word range

-	virtual CPVT_WordRange					GetVisibleWordRange() const = 0;

-	//get the whole word range

-	virtual CPVT_WordRange					GetWholeWordRange() const = 0;

-	//get the word range of select text

-	virtual CPVT_WordRange					GetSelectWordRange() const = 0;

-

-	//send the mousedown message to edit for response.

-	//if Shift key is hold, bShift is TRUE, is Ctrl key is hold, bCtrl is TRUE.

-	virtual void							OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	//send the mousemove message to edit when mouse down is TRUE.

-	virtual void							OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	//send the UP key message to edit.

-	virtual void							OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	//send the DOWN key message to edit.

-	virtual void							OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	//send the LEFT key message to edit.

-	virtual void							OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	//send the RIGHT key message to edit.

-	virtual void							OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	//send the HOME key message to edit.

-	virtual void							OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	//send the END key message to edit.

-	virtual void							OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-

-	//put text into edit.

-	virtual void							SetText(FX_LPCWSTR text,FX_INT32 charset = DEFAULT_CHARSET,

-													const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;	

-	//insert a word into the edit.

-	virtual FX_BOOL							InsertWord(FX_WORD word, FX_INT32 charset = DEFAULT_CHARSET, const CPVT_WordProps * pWordProps = NULL) = 0;

-	//insert a return into the edit.

-	virtual FX_BOOL							InsertReturn(const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;	

-	//insert text into the edit.

-	virtual FX_BOOL							InsertText(FX_LPCWSTR text, FX_INT32 charset = DEFAULT_CHARSET,

-													const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;

-	//do backspace operation.

-	virtual FX_BOOL							Backspace() = 0;

-	//do delete operation.

-	virtual FX_BOOL							Delete() = 0;	

-	//delete the selected text.

-	virtual FX_BOOL							Clear() = 0;

-

-	//do Redo operation.

-	virtual FX_BOOL							Redo() = 0;

-	//do Undo operation.

-	virtual FX_BOOL							Undo() = 0;

-	//move caret

-	virtual void							SetCaret(FX_INT32 nPos) = 0;

-

-	//arrange all words over again

-	virtual void							Paint() = 0;

-	

-	//allow to refresh screen?

-	virtual void							EnableRefresh(FX_BOOL bRefresh) = 0;

-

-	virtual void							RefreshWordRange(const CPVT_WordRange& wr) = 0;

-

-	//allow undo/redo?

-	virtual void							EnableUndo(FX_BOOL bUndo) = 0;

-

-	//allow notify?

-	virtual void							EnableNotify(FX_BOOL bNotify) = 0;

-

-	//allow opr notify?

-	virtual void							EnableOprNotify(FX_BOOL bNotify) = 0;

-

-	//map word place to word index.

-	virtual FX_INT32						WordPlaceToWordIndex(const CPVT_WordPlace & place) const = 0;

-	//map word index to word place.

-	virtual CPVT_WordPlace					WordIndexToWordPlace(FX_INT32 index) const = 0;

-

-	//get the beginning position of a line

-	virtual CPVT_WordPlace					GetLineBeginPlace(const CPVT_WordPlace & place) const = 0;

-

-	//get the ending position of a line

-	virtual CPVT_WordPlace					GetLineEndPlace(const CPVT_WordPlace & place) const = 0;

-

-	//get the beginning position of a section

-	virtual CPVT_WordPlace					GetSectionBeginPlace(const CPVT_WordPlace & place) const = 0;

-

-	//get the ending position of a section

-	virtual CPVT_WordPlace					GetSectionEndPlace(const CPVT_WordPlace & place) const = 0;

-

-	//search a wordplace form point

-	virtual CPVT_WordPlace					SearchWordPlace(const CPDF_Point& point) const = 0;

-

-	//get the font size of non_rich text or default font size of richtext.

-	virtual FX_FLOAT						GetFontSize() const = 0;

-	//get the mask character.

-	virtual FX_WORD							GetPasswordChar() const = 0;

-	//get the count of charArray

-	virtual FX_INT32						GetCharArray() const = 0;

-	//get the horizontal scale of all characters

-	virtual FX_INT32						GetHorzScale() const = 0;

-	//get the space of two characters

-	virtual FX_FLOAT						GetCharSpace() const = 0;

-	//get the latin words of specified range

-	virtual CFX_WideString					GetRangeText(const CPVT_WordRange & range) const = 0;

-	//is the text full in bounding box

-	virtual FX_BOOL							IsTextFull() const = 0;

-	virtual FX_BOOL							CanUndo() const = 0;

-	virtual FX_BOOL							CanRedo() const = 0;

-	//if the content is changed after settext?

-	virtual FX_BOOL							IsModified() const = 0;

-	//get the total words in edit

-	virtual FX_INT32						GetTotalWords() const = 0;

-

-	virtual void							AddUndoItem(IFX_Edit_UndoItem* pUndoItem) = 0;

-

-public:

-	static CFX_ByteString					GetEditAppearanceStream(IFX_Edit* pEdit, const CPDF_Point & ptOffset, 

-													const CPVT_WordRange* pRange = NULL, 

-													FX_BOOL bContinuous = TRUE, FX_WORD SubWord = 0);

-	static CFX_ByteString					GetSelectAppearanceStream(IFX_Edit* pEdit, const CPDF_Point & ptOffset, const CPVT_WordRange* pRange = NULL);

-	static void								DrawEdit(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit, FX_COLORREF crTextFill, FX_COLORREF crTextStroke,

-													const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, IFX_SystemHandler* pSystemHandler, void* pFFLData);

-	static void								DrawUnderline(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit, FX_COLORREF color,

-													const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange);

-	static void								DrawRichEdit(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit,  

-													const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange);

-	static void								GeneratePageObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,

-													const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, FX_COLORREF crText, CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray);

-	static void								GenerateRichPageObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,

-													const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray);

-	static void								GenerateUnderlineObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,

-													const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, FX_COLORREF color);

-};

-

-class IFX_List_Notify

-{

-	//this class is implemented by user

-public:

-	//set the horizontal scrollbar information.

-	virtual void							IOnSetScrollInfoX(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 

-												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 

-												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;

-	//set the vertical scrollbar information.

-	virtual void							IOnSetScrollInfoY(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 

-												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 

-												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;

-	//set the position of horizontal scrollbar.

-	virtual void							IOnSetScrollPosX(FX_FLOAT fx) = 0;

-	//set the position of vertical scrollbar.

-	virtual void							IOnSetScrollPosY(FX_FLOAT fy) = 0;

-	//Invalidate the rectangle relative to the bounding box of edit.

-	virtual void							IOnInvalidateRect(CPDF_Rect * pRect) = 0;

-};

-

-class FXET_CLASS IFX_List

-{

-public:

-	static IFX_List*						NewList();

-	static void								DelList(IFX_List* pList);

-

-public:

-	virtual void							SetFontMap(IFX_Edit_FontMap * pFontMap) = 0;

-	virtual void							SetNotify(IFX_List_Notify * pNotify) = 0;

-

-	virtual void							SetPlateRect(const CPDF_Rect & rect) = 0;

-	virtual void							SetFontSize(FX_FLOAT fFontSize) = 0;

-

-	virtual CPDF_Rect						GetPlateRect() const = 0;

-	virtual CPDF_Rect						GetContentRect() const = 0;

-

-	virtual FX_FLOAT						GetFontSize() const = 0;

-	virtual IFX_Edit*						GetItemEdit(FX_INT32 nIndex) const = 0;

-	virtual FX_INT32						GetCount() const = 0;

-	virtual FX_BOOL							IsItemSelected(FX_INT32 nIndex) const = 0;

-	virtual FX_FLOAT						GetFirstHeight() const = 0;

-	

-	virtual void							SetMultipleSel(FX_BOOL bMultiple) = 0;

-	virtual FX_BOOL							IsMultipleSel() const = 0;	

-	virtual FX_BOOL							IsValid(FX_INT32 nItemIndex) const = 0;

-	virtual FX_INT32						FindNext(FX_INT32 nIndex,FX_WCHAR nChar) const = 0;	

-

-	virtual void							SetScrollPos(const CPDF_Point & point) = 0;

-	virtual void							ScrollToListItem(FX_INT32 nItemIndex) = 0;

-	virtual CPDF_Rect						GetItemRect(FX_INT32 nIndex) const = 0;

-	virtual FX_INT32						GetCaret() const = 0;

-	virtual FX_INT32						GetSelect() const = 0;	

-	virtual FX_INT32						GetTopItem() const = 0;

-	virtual FX_INT32						GetItemIndex(const CPDF_Point & point) const = 0;

-	virtual FX_INT32						GetFirstSelected() const = 0;

-

-	virtual void							AddString(FX_LPCWSTR string) = 0;

-	virtual void							SetTopItem(FX_INT32 nIndex) = 0;	

-	virtual void							Select(FX_INT32 nItemIndex) = 0;

-	virtual void							SetCaret(FX_INT32 nItemIndex) = 0;

-	virtual void							Empty() = 0;

-	virtual void							Cancel() = 0;

-	virtual CFX_WideString					GetText() const = 0;

-

-

-	virtual void							OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual void							OnVK(FX_INT32 nItemIndex,FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-	virtual FX_BOOL							OnChar(FX_WORD nChar,FX_BOOL bShift,FX_BOOL bCtrl) = 0;

-};

-

-#endif 

-

+// 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 _FX_EDIT_H_
+#define _FX_EDIT_H_
+
+#define PVTWORD_STYLE_NORMAL				0x0000L
+#define PVTWORD_STYLE_HIGHLIGHT				0x0001L
+#define PVTWORD_STYLE_UNDERLINE				0x0002L
+#define PVTWORD_STYLE_CROSSOUT				0x0004L
+#define PVTWORD_STYLE_SQUIGGLY				0x0008L
+#define PVTWORD_STYLE_DUALCROSSOUT			0x0010L
+#define PVTWORD_STYLE_BOLD					0x0020L
+#define PVTWORD_STYLE_ITALIC				0x0040L
+
+#define FX_EDIT_ISLATINWORD(u)	(u == 0x2D || (u <= 0x005A && u >= 0x0041) || (u <= 0x007A && u >= 0x0061) || (u <= 0x02AF && u >= 0x00C0))
+
+#ifdef FX_READER_DLL
+	#ifdef FXET_EXPORT
+		#define FXET_CLASS __declspec(dllexport)
+	#else
+		#define FXET_CLASS
+	#endif
+#else
+	#define FXET_CLASS
+#endif
+
+#ifndef DEFAULT_CHARSET
+#define DEFAULT_CHARSET         1
+#endif 
+
+class IFX_Edit_FontMap;
+class IFX_Edit_Notify;
+class IFX_Edit_Iterator;
+class IFX_Edit_UndoItem;
+class IFX_Edit;
+class IFX_List_Notify;
+class IFX_List;
+class IFX_SystemHandler;
+
+class IFX_Edit_FontMap
+{
+public:
+	//map a fontindex to pdf font.
+	virtual CPDF_Font *						GetPDFFont(FX_INT32 nFontIndex) = 0;
+	//get the alias of a pdf font.
+	virtual CFX_ByteString					GetPDFFontAlias(FX_INT32 nFontIndex) = 0;
+	//get the index of a font that can show a word.
+	virtual FX_INT32						GetWordFontIndex(FX_WORD word, FX_INT32 charset, FX_INT32 nFontIndex) = 0;
+	//get the charcode of word from unicode
+	virtual FX_INT32						CharCodeFromUnicode(FX_INT32 nFontIndex, FX_WORD word) = 0;
+	//get the charset of unicode
+	virtual FX_INT32						CharSetFromUnicode(FX_WORD word, FX_INT32 nOldCharset) = 0;
+};
+
+class IFX_Edit_Notify
+{
+	//this class is implemented by user
+public:
+	//set the horizontal scrollbar information.
+	virtual void							IOnSetScrollInfoX(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 
+												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 
+												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;
+	//set the vertical scrollbar information.
+	virtual void							IOnSetScrollInfoY(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 
+												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 
+												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;
+	//set the position of horizontal scrollbar.
+	virtual void							IOnSetScrollPosX(FX_FLOAT fx) = 0;
+	//set the position of vertical scrollbar.
+	virtual void							IOnSetScrollPosY(FX_FLOAT fy) = 0;
+	//set the caret information.
+	virtual void							IOnSetCaret(FX_BOOL bVisible,const CPDF_Point & ptHead,const CPDF_Point & ptFoot, const CPVT_WordPlace& place) = 0;
+	//if the caret position is changed ,send the information of current postion to user.
+	virtual void							IOnCaretChange(const CPVT_SecProps & secProps, const CPVT_WordProps & wordProps) = 0;
+	//if the text area is changed, send the information to user.
+	virtual void							IOnContentChange(const CPDF_Rect& rcContent) = 0;
+	//Invalidate the rectangle relative to the bounding box of edit.
+	virtual void							IOnInvalidateRect(CPDF_Rect * pRect) = 0;
+};
+
+class IFX_Edit_OprNotify
+{
+	//this class is implemented by user
+public:
+	//OprType: 0
+	virtual void							OnInsertWord(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;
+	//OprType: 1
+	virtual void							OnInsertReturn(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;
+	//OprType: 2
+	virtual void							OnBackSpace(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;
+	//OprType: 3
+	virtual void							OnDelete(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;
+	//OprType: 4
+	virtual void							OnClear(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;
+	//OprType: 5
+	virtual void							OnInsertText(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;
+	//OprType: 6
+	virtual void							OnSetText(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace) = 0;
+	//
+	virtual void							OnAddUndo(IFX_Edit_UndoItem* pUndoItem) = 0;
+};
+
+class IFX_Edit_Iterator
+{
+public:
+	virtual ~IFX_Edit_Iterator()  {}
+public:
+	//move the current position to the next word.
+	virtual FX_BOOL							NextWord() = 0;
+	//move the current position to the next line.
+	virtual FX_BOOL							NextLine() = 0;
+	//move the current position to the next section. 
+	virtual FX_BOOL							NextSection() = 0;
+
+	//move the current position to the previous word.
+	virtual FX_BOOL							PrevWord() = 0;
+	//move the current position to the previous line.
+	virtual FX_BOOL							PrevLine() = 0;
+	//move the current position to the previous section. 
+	virtual FX_BOOL							PrevSection() = 0;
+
+	//get the information of the current word.
+	virtual FX_BOOL							GetWord(CPVT_Word & word) const = 0;
+	//get the information of the current line.
+	virtual FX_BOOL							GetLine(CPVT_Line & line) const = 0;
+	//get the information of the current section.
+	virtual FX_BOOL							GetSection(CPVT_Section & section) const = 0;
+	//set the current position.
+	virtual void							SetAt(FX_INT32 nWordIndex) = 0;
+	//set the current position.
+	virtual void							SetAt(const CPVT_WordPlace & place) = 0;
+	//get the current position.
+	virtual const CPVT_WordPlace &			GetAt() const = 0;
+
+	//get the edit which this iterator belongs to
+	virtual IFX_Edit*						GetEdit() const = 0;
+};
+
+class IFX_Edit_UndoItem
+{
+public:
+	virtual void							Undo() = 0;
+	virtual void							Redo() = 0;
+	virtual CFX_WideString					GetUndoTitle() = 0;
+	virtual void							Release() = 0;
+};
+
+class FXET_CLASS IFX_Edit
+{
+public:
+	static IFX_Edit*						NewEdit();
+	static	void							DelEdit(IFX_Edit* pEdit);
+
+public:
+	//set a IFX_Edit_FontMap pointer implemented by user.
+	virtual void							SetFontMap(IFX_Edit_FontMap* pFontMap) = 0;
+	//if user don't like to use FontMap, implement VTProvider and set it directly.
+	virtual void							SetVTProvider(IPDF_VariableText_Provider* pProvider) = 0;
+	//set a IFX_Edit_Notify pointer implemented by user.
+	virtual void							SetNotify(IFX_Edit_Notify * pNotify) = 0;
+	virtual void							SetOprNotify(IFX_Edit_OprNotify* pOprNotify) = 0;
+	//get a pointer allocated by CPDF_Edit, by this pointer, user can iterate the contents of edit, but don't need to release.
+	virtual IFX_Edit_Iterator*				GetIterator() = 0;
+	//get a VT pointer relative to this edit.
+	virtual IPDF_VariableText*				GetVariableText() = 0;
+	//get the IFX_Edit_FontMap pointer set by user.
+	virtual IFX_Edit_FontMap*				GetFontMap() = 0;
+
+	//initialize the edit.
+	virtual void							Initialize() = 0;
+
+	//set the bounding box of the text area.
+	virtual void							SetPlateRect(const CPDF_Rect & rect, FX_BOOL bPaint = TRUE) = 0;
+	//set the scroll origin
+	virtual void							SetScrollPos(const CPDF_Point & point) = 0;
+
+	//set the horizontal text alignment in text box, nFormat (0:left 1:middle 2:right).
+	virtual void							SetAlignmentH(FX_INT32 nFormat = 0, FX_BOOL bPaint = TRUE) = 0;
+	//set the vertical text alignment in text box, nFormat (0:top 1:center 2:bottom).
+	virtual void							SetAlignmentV(FX_INT32 nFormat = 0, FX_BOOL bPaint = TRUE) = 0;
+	//if the text is shown in secret , set a character for substitute.
+	virtual void							SetPasswordChar(FX_WORD wSubWord = '*', FX_BOOL bPaint = TRUE) = 0;
+	//set the maximal count of words of the text.
+	virtual void							SetLimitChar(FX_INT32 nLimitChar = 0, FX_BOOL bPaint = TRUE) = 0;
+	//if set the count of charArray , then all words is shown in equal space.
+	virtual void							SetCharArray(FX_INT32 nCharArray = 0, FX_BOOL bPaint = TRUE) = 0;
+	//set the space of two characters.
+	virtual void							SetCharSpace(FX_FLOAT fCharSpace = 0.0f, FX_BOOL bPaint = TRUE) = 0;
+	//set the horizontal scale of all characters.
+	virtual void							SetHorzScale(FX_INT32 nHorzScale = 100, FX_BOOL bPaint = TRUE) = 0;
+	//set the leading of all lines
+	virtual void							SetLineLeading(FX_FLOAT fLineLeading, FX_BOOL bPaint = TRUE) = 0;
+	//if set, CRLF is allowed.
+	virtual void							SetMultiLine(FX_BOOL bMultiLine = TRUE, FX_BOOL bPaint = TRUE) = 0;
+	//if set, all words auto fit the width of the bounding box.	
+	virtual void							SetAutoReturn(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;
+	//if set, a font size is calculated to full fit the bounding box.
+	virtual void							SetAutoFontSize(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;
+	//is set, the text is allowed to scroll.
+	virtual void							SetAutoScroll(FX_BOOL bAuto = TRUE, FX_BOOL bPaint = TRUE) = 0;
+	//set the font size of all words.
+	virtual void							SetFontSize(FX_FLOAT fFontSize, FX_BOOL bPaint = TRUE) = 0;
+	//the text is allowed to auto-scroll, allow the text overflow?
+	virtual void							SetTextOverflow(FX_BOOL bAllowed = FALSE, FX_BOOL bPaint = TRUE) = 0;
+
+	//query if the edit is richedit.
+	virtual FX_BOOL							IsRichText() const = 0;
+	//set the edit is richedit.
+	virtual void							SetRichText(FX_BOOL bRichText = TRUE, FX_BOOL bPaint = TRUE) = 0;
+	//set the fontsize of selected text.
+	virtual FX_BOOL							SetRichFontSize(FX_FLOAT fFontSize) = 0;	
+	//set the fontindex of selected text, user can change the font of selected text.
+	virtual FX_BOOL							SetRichFontIndex(FX_INT32 nFontIndex) = 0;
+	//set the textcolor of selected text.
+	virtual FX_BOOL							SetRichTextColor(FX_COLORREF dwColor) = 0;
+	//set the text script type of selected text. (0:normal 1:superscript 2:subscript)
+	virtual FX_BOOL							SetRichTextScript(FX_INT32 nScriptType) = 0;	
+	//set the bold font style of selected text.
+	virtual FX_BOOL							SetRichTextBold(FX_BOOL bBold = TRUE) = 0;
+	//set the italic font style of selected text.
+	virtual FX_BOOL							SetRichTextItalic(FX_BOOL bItalic = TRUE) = 0;
+	//set the underline style of selected text.
+	virtual FX_BOOL							SetRichTextUnderline(FX_BOOL bUnderline = TRUE) = 0;
+	//set the crossout style of selected text.
+	virtual FX_BOOL							SetRichTextCrossout(FX_BOOL bCrossout = TRUE) = 0;
+	//set the charspace of selected text, in user coordinate.
+	virtual	FX_BOOL							SetRichTextCharSpace(FX_FLOAT fCharSpace) = 0;
+	//set the horizontal scale of selected text, default value is 100.
+	virtual FX_BOOL							SetRichTextHorzScale(FX_INT32 nHorzScale = 100) = 0;
+	//set the leading of selected section, in user coordinate.
+	virtual FX_BOOL							SetRichTextLineLeading(FX_FLOAT fLineLeading) = 0;
+	//set the indent of selected section, in user coordinate.
+	virtual FX_BOOL							SetRichTextLineIndent(FX_FLOAT fLineIndent) = 0;
+	//set the alignment of selected section, nAlignment(0:left 1:middle 2:right)
+	virtual FX_BOOL							SetRichTextAlignment(FX_INT32 nAlignment) = 0;
+
+	//set the selected range of text.
+	//if nStartChar == 0 and nEndChar == -1, select all the text.
+	virtual void							SetSel(FX_INT32 nStartChar,FX_INT32 nEndChar) = 0;
+	//get the selected range of text.
+	virtual void							GetSel(FX_INT32 & nStartChar, FX_INT32 & nEndChar) const = 0;
+	//select all the text.
+	virtual	void							SelectAll() = 0;
+	//set text is not selected.
+	virtual void							SelectNone() = 0;		
+	//get the caret position.
+	virtual FX_INT32						GetCaret() const = 0;
+	virtual CPVT_WordPlace					GetCaretWordPlace() const = 0;
+	//get the string of selected text.
+	virtual CFX_WideString					GetSelText() const = 0;
+	//get the text conent
+	virtual CFX_WideString					GetText() const = 0;
+	//query if any text is selected.
+	virtual FX_BOOL							IsSelected() const = 0;	
+	//get the scroll origin
+	virtual CPDF_Point						GetScrollPos() const = 0;
+	//get the bounding box of the text area.
+	virtual CPDF_Rect						GetPlateRect() const = 0;
+	//get the fact area of the text.
+	virtual CPDF_Rect						GetContentRect() const = 0;
+	//get the visible word range
+	virtual CPVT_WordRange					GetVisibleWordRange() const = 0;
+	//get the whole word range
+	virtual CPVT_WordRange					GetWholeWordRange() const = 0;
+	//get the word range of select text
+	virtual CPVT_WordRange					GetSelectWordRange() const = 0;
+
+	//send the mousedown message to edit for response.
+	//if Shift key is hold, bShift is TRUE, is Ctrl key is hold, bCtrl is TRUE.
+	virtual void							OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	//send the mousemove message to edit when mouse down is TRUE.
+	virtual void							OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	//send the UP key message to edit.
+	virtual void							OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	//send the DOWN key message to edit.
+	virtual void							OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	//send the LEFT key message to edit.
+	virtual void							OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	//send the RIGHT key message to edit.
+	virtual void							OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	//send the HOME key message to edit.
+	virtual void							OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	//send the END key message to edit.
+	virtual void							OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+
+	//put text into edit.
+	virtual void							SetText(FX_LPCWSTR text,FX_INT32 charset = DEFAULT_CHARSET,
+													const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;	
+	//insert a word into the edit.
+	virtual FX_BOOL							InsertWord(FX_WORD word, FX_INT32 charset = DEFAULT_CHARSET, const CPVT_WordProps * pWordProps = NULL) = 0;
+	//insert a return into the edit.
+	virtual FX_BOOL							InsertReturn(const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;	
+	//insert text into the edit.
+	virtual FX_BOOL							InsertText(FX_LPCWSTR text, FX_INT32 charset = DEFAULT_CHARSET,
+													const CPVT_SecProps * pSecProps = NULL,const CPVT_WordProps * pWordProps = NULL) = 0;
+	//do backspace operation.
+	virtual FX_BOOL							Backspace() = 0;
+	//do delete operation.
+	virtual FX_BOOL							Delete() = 0;	
+	//delete the selected text.
+	virtual FX_BOOL							Clear() = 0;
+
+	//do Redo operation.
+	virtual FX_BOOL							Redo() = 0;
+	//do Undo operation.
+	virtual FX_BOOL							Undo() = 0;
+	//move caret
+	virtual void							SetCaret(FX_INT32 nPos) = 0;
+
+	//arrange all words over again
+	virtual void							Paint() = 0;
+	
+	//allow to refresh screen?
+	virtual void							EnableRefresh(FX_BOOL bRefresh) = 0;
+
+	virtual void							RefreshWordRange(const CPVT_WordRange& wr) = 0;
+
+	//allow undo/redo?
+	virtual void							EnableUndo(FX_BOOL bUndo) = 0;
+
+	//allow notify?
+	virtual void							EnableNotify(FX_BOOL bNotify) = 0;
+
+	//allow opr notify?
+	virtual void							EnableOprNotify(FX_BOOL bNotify) = 0;
+
+	//map word place to word index.
+	virtual FX_INT32						WordPlaceToWordIndex(const CPVT_WordPlace & place) const = 0;
+	//map word index to word place.
+	virtual CPVT_WordPlace					WordIndexToWordPlace(FX_INT32 index) const = 0;
+
+	//get the beginning position of a line
+	virtual CPVT_WordPlace					GetLineBeginPlace(const CPVT_WordPlace & place) const = 0;
+
+	//get the ending position of a line
+	virtual CPVT_WordPlace					GetLineEndPlace(const CPVT_WordPlace & place) const = 0;
+
+	//get the beginning position of a section
+	virtual CPVT_WordPlace					GetSectionBeginPlace(const CPVT_WordPlace & place) const = 0;
+
+	//get the ending position of a section
+	virtual CPVT_WordPlace					GetSectionEndPlace(const CPVT_WordPlace & place) const = 0;
+
+	//search a wordplace form point
+	virtual CPVT_WordPlace					SearchWordPlace(const CPDF_Point& point) const = 0;
+
+	//get the font size of non_rich text or default font size of richtext.
+	virtual FX_FLOAT						GetFontSize() const = 0;
+	//get the mask character.
+	virtual FX_WORD							GetPasswordChar() const = 0;
+	//get the count of charArray
+	virtual FX_INT32						GetCharArray() const = 0;
+	//get the horizontal scale of all characters
+	virtual FX_INT32						GetHorzScale() const = 0;
+	//get the space of two characters
+	virtual FX_FLOAT						GetCharSpace() const = 0;
+	//get the latin words of specified range
+	virtual CFX_WideString					GetRangeText(const CPVT_WordRange & range) const = 0;
+	//is the text full in bounding box
+	virtual FX_BOOL							IsTextFull() const = 0;
+	virtual FX_BOOL							CanUndo() const = 0;
+	virtual FX_BOOL							CanRedo() const = 0;
+	//if the content is changed after settext?
+	virtual FX_BOOL							IsModified() const = 0;
+	//get the total words in edit
+	virtual FX_INT32						GetTotalWords() const = 0;
+
+	virtual void							AddUndoItem(IFX_Edit_UndoItem* pUndoItem) = 0;
+
+public:
+	static CFX_ByteString					GetEditAppearanceStream(IFX_Edit* pEdit, const CPDF_Point & ptOffset, 
+													const CPVT_WordRange* pRange = NULL, 
+													FX_BOOL bContinuous = TRUE, FX_WORD SubWord = 0);
+	static CFX_ByteString					GetSelectAppearanceStream(IFX_Edit* pEdit, const CPDF_Point & ptOffset, const CPVT_WordRange* pRange = NULL);
+	static void								DrawEdit(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit, FX_COLORREF crTextFill, FX_COLORREF crTextStroke,
+													const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, IFX_SystemHandler* pSystemHandler, void* pFFLData);
+	static void								DrawUnderline(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit, FX_COLORREF color,
+													const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange);
+	static void								DrawRichEdit(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device, IFX_Edit* pEdit,  
+													const CPDF_Rect& rcClip, const CPDF_Point& ptOffset, const CPVT_WordRange* pRange);
+	static void								GeneratePageObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,
+													const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, FX_COLORREF crText, CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray);
+	static void								GenerateRichPageObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,
+													const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, CFX_ArrayTemplate<CPDF_TextObject*>& ObjArray);
+	static void								GenerateUnderlineObjects(CPDF_PageObjects* pPageObjects, IFX_Edit* pEdit,
+													const CPDF_Point& ptOffset, const CPVT_WordRange* pRange, FX_COLORREF color);
+};
+
+class IFX_List_Notify
+{
+	//this class is implemented by user
+public:
+	//set the horizontal scrollbar information.
+	virtual void							IOnSetScrollInfoX(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 
+												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 
+												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;
+	//set the vertical scrollbar information.
+	virtual void							IOnSetScrollInfoY(FX_FLOAT fPlateMin, FX_FLOAT fPlateMax, 
+												FX_FLOAT fContentMin, FX_FLOAT fContentMax, 
+												FX_FLOAT fSmallStep, FX_FLOAT fBigStep) = 0;
+	//set the position of horizontal scrollbar.
+	virtual void							IOnSetScrollPosX(FX_FLOAT fx) = 0;
+	//set the position of vertical scrollbar.
+	virtual void							IOnSetScrollPosY(FX_FLOAT fy) = 0;
+	//Invalidate the rectangle relative to the bounding box of edit.
+	virtual void							IOnInvalidateRect(CPDF_Rect * pRect) = 0;
+};
+
+class FXET_CLASS IFX_List
+{
+public:
+	static IFX_List*						NewList();
+	static void								DelList(IFX_List* pList);
+
+public:
+	virtual void							SetFontMap(IFX_Edit_FontMap * pFontMap) = 0;
+	virtual void							SetNotify(IFX_List_Notify * pNotify) = 0;
+
+	virtual void							SetPlateRect(const CPDF_Rect & rect) = 0;
+	virtual void							SetFontSize(FX_FLOAT fFontSize) = 0;
+
+	virtual CPDF_Rect						GetPlateRect() const = 0;
+	virtual CPDF_Rect						GetContentRect() const = 0;
+
+	virtual FX_FLOAT						GetFontSize() const = 0;
+	virtual IFX_Edit*						GetItemEdit(FX_INT32 nIndex) const = 0;
+	virtual FX_INT32						GetCount() const = 0;
+	virtual FX_BOOL							IsItemSelected(FX_INT32 nIndex) const = 0;
+	virtual FX_FLOAT						GetFirstHeight() const = 0;
+	
+	virtual void							SetMultipleSel(FX_BOOL bMultiple) = 0;
+	virtual FX_BOOL							IsMultipleSel() const = 0;	
+	virtual FX_BOOL							IsValid(FX_INT32 nItemIndex) const = 0;
+	virtual FX_INT32						FindNext(FX_INT32 nIndex,FX_WCHAR nChar) const = 0;	
+
+	virtual void							SetScrollPos(const CPDF_Point & point) = 0;
+	virtual void							ScrollToListItem(FX_INT32 nItemIndex) = 0;
+	virtual CPDF_Rect						GetItemRect(FX_INT32 nIndex) const = 0;
+	virtual FX_INT32						GetCaret() const = 0;
+	virtual FX_INT32						GetSelect() const = 0;	
+	virtual FX_INT32						GetTopItem() const = 0;
+	virtual FX_INT32						GetItemIndex(const CPDF_Point & point) const = 0;
+	virtual FX_INT32						GetFirstSelected() const = 0;
+
+	virtual void							AddString(FX_LPCWSTR string) = 0;
+	virtual void							SetTopItem(FX_INT32 nIndex) = 0;	
+	virtual void							Select(FX_INT32 nItemIndex) = 0;
+	virtual void							SetCaret(FX_INT32 nItemIndex) = 0;
+	virtual void							Empty() = 0;
+	virtual void							Cancel() = 0;
+	virtual CFX_WideString					GetText() const = 0;
+
+
+	virtual void							OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual void							OnVK(FX_INT32 nItemIndex,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+	virtual FX_BOOL							OnChar(FX_WORD nChar,FX_BOOL bShift,FX_BOOL bCtrl) = 0;
+};
+
+#endif 
+